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Search results for: force feedback

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text-center" style="font-size:1.6rem;">Search results for: force feedback</h1> <div class="card paper-listing mb-3 mt-3"> <h5 class="card-header" style="font-size:.9rem"><span class="badge badge-info">3466</span> Force Feedback Enabled Syringe for Aspiration and Biopsy</h5> <div class="card-body"> <p class="card-text"><strong>Authors:</strong> <a href="https://publications.waset.org/abstracts/search?q=Pelin%20Su%20Firat">Pelin Su Firat</a>, <a href="https://publications.waset.org/abstracts/search?q=Sohyung%20Cho"> Sohyung Cho</a> </p> <p class="card-text"><strong>Abstract:</strong></p> Biopsy or aspiration procedures are known to be complicated as they involve the penetration of a needle through human tissues, including vital organs. This research presents the design of a force sensor-guided device to be used with syringes and needles for aspiration and biopsy. The development of the device was aimed to help accomplish accurate needle placement and increase the performance of the surgeon in navigating the tool and tracking the target. Specifically, a prototype for a force-sensor embedded syringe has been created using 3D (3-Dimensional) modeling and printing techniques in which two different force sensors were used to provide significant force feedback to users during the operations when needles pernitrate different tissues. From the extensive tests using synthetic tissues, it is shown that the proposed syringe design has accomplished the desired accuracy, efficiency, repeatability, and effectiveness. Further development is desirable through usability tests. <p class="card-text"><strong>Keywords:</strong> <a href="https://publications.waset.org/abstracts/search?q=biopsy" title="biopsy">biopsy</a>, <a href="https://publications.waset.org/abstracts/search?q=syringe" title=" syringe"> syringe</a>, <a href="https://publications.waset.org/abstracts/search?q=force%20sensors" title=" force sensors"> force sensors</a>, <a href="https://publications.waset.org/abstracts/search?q=haptic%20feedback" title=" haptic feedback"> haptic feedback</a> </p> <a href="https://publications.waset.org/abstracts/183278/force-feedback-enabled-syringe-for-aspiration-and-biopsy" class="btn btn-primary btn-sm">Procedia</a> <a href="https://publications.waset.org/abstracts/183278.pdf" target="_blank" class="btn btn-primary btn-sm">PDF</a> <span class="bg-info text-light px-1 py-1 float-right rounded"> Downloads <span class="badge badge-light">71</span> </span> </div> </div> <div class="card paper-listing mb-3 mt-3"> <h5 class="card-header" style="font-size:.9rem"><span class="badge badge-info">3465</span> Internet Based Teleoperation of the Quad Rotor with Force Feedback Using Smith Predictor </h5> <div class="card-body"> <p class="card-text"><strong>Authors:</strong> <a href="https://publications.waset.org/abstracts/search?q=K.%20Senthil%20Kumar">K. Senthil Kumar</a>, <a href="https://publications.waset.org/abstracts/search?q=A.%20Vasumalaikannan"> A. Vasumalaikannan </a> </p> <p class="card-text"><strong>Abstract:</strong></p> In this paper, teleoperation of the quadrotor using Internet with Force feedback is addressed. Teleoperation with Force feedback is the ability to remotely control a robot, where contact (obstacle) or environment (wind gust etc) information (force feedback) is communicated from the quadrotor to the master joystick and thus giving the operator a sense of telepresence. The stability and performance of such a teleoperator is highly dependent on the amount of time delay present in the control loop. This problem is further complicated given the fact that for network based communication the time delay is itself time varying and highly non deterministic. In this paper, a novel method using Neural based Smith Predictor at the master side the stability is achieved. The performance of the system even during worst case scenario is within acceptable. <p class="card-text"><strong>Keywords:</strong> <a href="https://publications.waset.org/abstracts/search?q=teleoperation" title="teleoperation">teleoperation</a>, <a href="https://publications.waset.org/abstracts/search?q=quadrotor" title=" quadrotor"> quadrotor</a>, <a href="https://publications.waset.org/abstracts/search?q=neural%20smith%20predictor" title=" neural smith predictor"> neural smith predictor</a>, <a href="https://publications.waset.org/abstracts/search?q=time%20delay" title=" time delay"> time delay</a> </p> <a href="https://publications.waset.org/abstracts/30323/internet-based-teleoperation-of-the-quad-rotor-with-force-feedback-using-smith-predictor" class="btn btn-primary btn-sm">Procedia</a> <a href="https://publications.waset.org/abstracts/30323.pdf" target="_blank" class="btn btn-primary btn-sm">PDF</a> <span class="bg-info text-light px-1 py-1 float-right rounded"> Downloads <span class="badge badge-light">616</span> </span> </div> </div> <div class="card paper-listing mb-3 mt-3"> <h5 class="card-header" style="font-size:.9rem"><span class="badge badge-info">3464</span> Research on Robot Adaptive Polishing Control Technology</h5> <div class="card-body"> <p class="card-text"><strong>Authors:</strong> <a href="https://publications.waset.org/abstracts/search?q=Yi%20Ming%20Zhang">Yi Ming Zhang</a>, <a href="https://publications.waset.org/abstracts/search?q=Zhan%20Xi%20Wang"> Zhan Xi Wang</a>, <a href="https://publications.waset.org/abstracts/search?q=Hang%20Chen"> Hang Chen</a>, <a href="https://publications.waset.org/abstracts/search?q=Gang%20Wang"> Gang Wang</a> </p> <p class="card-text"><strong>Abstract:</strong></p> Manual polishing has problems such as high labor intensity, low production efficiency and difficulty in guaranteeing the consistency of polishing quality. It is more and more necessary to replace manual polishing with robot polishing. Polishing force directly affects the quality of polishing, so accurate tracking and control of polishing force is one of the most important conditions for improving the accuracy of robot polishing. The traditional force control strategy is difficult to adapt to the strong coupling of force control and position control during the robot polishing process. Therefore, based on the analysis of force-based impedance control and position-based impedance control, this paper proposed a new type of adaptive controller. Based on force feedback control of active compliance control, the controller can adaptively estimate the stiffness and position of the external environment and eliminate the steady-state force error produced by traditional impedance control. The simulation results of the model shows that the adaptive controller has good adaptability to changing environmental positions and environmental stiffness, and can accurately track and control polishing force. <p class="card-text"><strong>Keywords:</strong> <a href="https://publications.waset.org/abstracts/search?q=robot%20polishing" title="robot polishing">robot polishing</a>, <a href="https://publications.waset.org/abstracts/search?q=force%20feedback" title=" force feedback"> force feedback</a>, <a href="https://publications.waset.org/abstracts/search?q=impedance%20control" title=" impedance control"> impedance control</a>, <a href="https://publications.waset.org/abstracts/search?q=adaptive%20control" title=" adaptive control"> adaptive control</a> </p> <a href="https://publications.waset.org/abstracts/133040/research-on-robot-adaptive-polishing-control-technology" class="btn btn-primary btn-sm">Procedia</a> <a href="https://publications.waset.org/abstracts/133040.pdf" target="_blank" class="btn btn-primary btn-sm">PDF</a> <span class="bg-info text-light px-1 py-1 float-right rounded"> Downloads <span class="badge badge-light">201</span> </span> </div> </div> <div class="card paper-listing mb-3 mt-3"> <h5 class="card-header" style="font-size:.9rem"><span class="badge badge-info">3463</span> Feedback in the Language Class: An Action Research Process</h5> <div class="card-body"> <p class="card-text"><strong>Authors:</strong> <a href="https://publications.waset.org/abstracts/search?q=Arash%20Golzari%20Koloor">Arash Golzari Koloor</a> </p> <p class="card-text"><strong>Abstract:</strong></p> Feedback seems to be an inseparable part of teaching a second/foreign language. One type of feedback is corrective feedback which is one type of error treatment in second language classrooms. This study is a report on the types of corrective feedback employed in an IELTS preparation course. The types of feedback, their frequencies, and their effectiveness are enlisted, enumerated, and interpreted. The results showed that explicit correction and recast were the most frequent types of feedback while repetition and elicitation were the least. The results also revealed that metalinguistic feedback, elicitation, and explicit correction were the most effective types of feedback and affected learners performance greatly. <p class="card-text"><strong>Keywords:</strong> <a href="https://publications.waset.org/abstracts/search?q=classroom%20interaction" title="classroom interaction">classroom interaction</a>, <a href="https://publications.waset.org/abstracts/search?q=corrective%20feedback" title=" corrective feedback"> corrective feedback</a>, <a href="https://publications.waset.org/abstracts/search?q=error%20treatment" title=" error treatment"> error treatment</a>, <a href="https://publications.waset.org/abstracts/search?q=oral%20performance" title=" oral performance"> oral performance</a> </p> <a href="https://publications.waset.org/abstracts/63657/feedback-in-the-language-class-an-action-research-process" class="btn btn-primary btn-sm">Procedia</a> <a href="https://publications.waset.org/abstracts/63657.pdf" target="_blank" class="btn btn-primary btn-sm">PDF</a> <span class="bg-info text-light px-1 py-1 float-right rounded"> Downloads <span class="badge badge-light">335</span> </span> </div> </div> <div class="card paper-listing mb-3 mt-3"> <h5 class="card-header" style="font-size:.9rem"><span class="badge badge-info">3462</span> Development of a Real-Time Simulink Based Robotic System to Study Force Feedback Mechanism during Instrument-Object Interaction</h5> <div class="card-body"> <p class="card-text"><strong>Authors:</strong> <a href="https://publications.waset.org/abstracts/search?q=Jaydip%20M.%20Desai">Jaydip M. Desai</a>, <a href="https://publications.waset.org/abstracts/search?q=Antonio%20Valdevit"> Antonio Valdevit</a>, <a href="https://publications.waset.org/abstracts/search?q=Arthur%20Ritter"> Arthur Ritter</a> </p> <p class="card-text"><strong>Abstract:</strong></p> Robotic surgery is used to enhance minimally invasive surgical procedure. It provides greater degree of freedom for surgical tools but lacks of haptic feedback system to provide sense of touch to the surgeon. Surgical robots work on master-slave operation, where user is a master and robotic arms are the slaves. Current, surgical robots provide precise control of the surgical tools, but heavily rely on visual feedback, which sometimes cause damage to the inner organs. The goal of this research was to design and develop a real-time simulink based robotic system to study force feedback mechanism during instrument-object interaction. Setup includes three Velmex XSlide assembly (XYZ Stage) for three dimensional movement, an end effector assembly for forceps, electronic circuit for four strain gages, two Novint Falcon 3D gaming controllers, microcontroller board with linear actuators, MATLAB and Simulink toolboxes. Strain gages were calibrated using Imada Digital Force Gauge device and tested with a hard-core wire to measure instrument-object interaction in the range of 0-35N. Designed simulink model successfully acquires 3D coordinates from two Novint Falcon controllers and transfer coordinates to the XYZ stage and forceps. Simulink model also reads strain gages signal through 10-bit analog to digital converter resolution of a microcontroller assembly in real time, converts voltage into force and feedback the output signals to the Novint Falcon controller for force feedback mechanism. Experimental setup allows user to change forward kinematics algorithms to achieve the best-desired movement of the XYZ stage and forceps. This project combines haptic technology with surgical robot to provide sense of touch to the user controlling forceps through machine-computer interface. <p class="card-text"><strong>Keywords:</strong> <a href="https://publications.waset.org/abstracts/search?q=surgical%20robot" title="surgical robot">surgical robot</a>, <a href="https://publications.waset.org/abstracts/search?q=haptic%20feedback" title=" haptic feedback"> haptic feedback</a>, <a href="https://publications.waset.org/abstracts/search?q=MATLAB" title=" MATLAB"> MATLAB</a>, <a href="https://publications.waset.org/abstracts/search?q=strain%20gage" title=" strain gage"> strain gage</a>, <a href="https://publications.waset.org/abstracts/search?q=simulink" title=" simulink"> simulink</a> </p> <a href="https://publications.waset.org/abstracts/27432/development-of-a-real-time-simulink-based-robotic-system-to-study-force-feedback-mechanism-during-instrument-object-interaction" class="btn btn-primary btn-sm">Procedia</a> <a href="https://publications.waset.org/abstracts/27432.pdf" target="_blank" class="btn btn-primary btn-sm">PDF</a> <span class="bg-info text-light px-1 py-1 float-right rounded"> Downloads <span class="badge badge-light">534</span> </span> </div> </div> <div class="card paper-listing mb-3 mt-3"> <h5 class="card-header" style="font-size:.9rem"><span class="badge badge-info">3461</span> The Differential Role of Written Corrective Feedback in L2 Students’ Noticing and Its Impact on Writing Scores</h5> <div class="card-body"> <p class="card-text"><strong>Authors:</strong> <a href="https://publications.waset.org/abstracts/search?q=Khaled%20ElEbyary">Khaled ElEbyary</a>, <a href="https://publications.waset.org/abstracts/search?q=Ramy%20Shabara"> Ramy Shabara</a> </p> <p class="card-text"><strong>Abstract:</strong></p> L2 research has generally acknowledged the role of noticing in language learning. The role of teacher feedback is to trigger learners’ noticing of errors and direct the writing process. Recently L2 learners are seemingly using computerized applications which provide corrective feedback (CF) at different stages of writing (i.e., during and after writing). This study aimed principally to answer the question, “Is noticing likely to be maximized when feedback on erroneous output is electronically provided either during or after the composing stage, or does teacher annotated feedback have a stronger effect?”. Seventy-five participants were randomly distributed into four groups representing four conditions. These include receiving automated feedback at the composing stage, automated feedback after writing, teacher feedback, and no feedback. Findings demonstrate the impact of CF on writing and the intensity of noticing certain language areas at different writing stages and from different feedback sources. <p class="card-text"><strong>Keywords:</strong> <a href="https://publications.waset.org/abstracts/search?q=written%20corrective%20feedback" title="written corrective feedback">written corrective feedback</a>, <a href="https://publications.waset.org/abstracts/search?q=error%20correction" title=" error correction"> error correction</a>, <a href="https://publications.waset.org/abstracts/search?q=noticing" title=" noticing"> noticing</a>, <a href="https://publications.waset.org/abstracts/search?q=automated%20written%20corrective%20feedback" title=" automated written corrective feedback"> automated written corrective feedback</a>, <a href="https://publications.waset.org/abstracts/search?q=L2%20acquisition" title=" L2 acquisition"> L2 acquisition</a> </p> <a href="https://publications.waset.org/abstracts/166316/the-differential-role-of-written-corrective-feedback-in-l2-students-noticing-and-its-impact-on-writing-scores" class="btn btn-primary btn-sm">Procedia</a> <a href="https://publications.waset.org/abstracts/166316.pdf" target="_blank" class="btn btn-primary btn-sm">PDF</a> <span class="bg-info text-light px-1 py-1 float-right rounded"> Downloads <span class="badge badge-light">103</span> </span> </div> </div> <div class="card paper-listing mb-3 mt-3"> <h5 class="card-header" style="font-size:.9rem"><span class="badge badge-info">3460</span> Students’ Perceptions of Formative Assessment Feedback: A Case Study for Undergraduate Students in Bahrain</h5> <div class="card-body"> <p class="card-text"><strong>Authors:</strong> <a href="https://publications.waset.org/abstracts/search?q=Hasan%20Husain%20Ali%20Abdulnabi">Hasan Husain Ali Abdulnabi</a> </p> <p class="card-text"><strong>Abstract:</strong></p> Formative assessment feedback is increasingly practiced in higher education. Instructors allocate great time and effort to provide assessment feedback. However, educators are not sure about students’ perceptions, understanding and respond to the feedback given, as very limited research have been done about what students do with feedback and whether if they understand it. This study aims to explore students’ conceptions and perceptions of formative assessment feedback through questionnaire and focus group interviews. One hundred eighty undergraduate students doing different courses filled the questionnaire, and ten focus group discussions were conducted. Basic descriptive and content analyses were used to analyze students’ responses to the questionnaire, while grounded theory with open coding was used to analyze the focus group interviews. The study revealed that most students believe assessment feedback is helpful to improve their academic performance, and they take time to read, think and discuss their feedback. Also, the study shows most students understand the feedback given. However, students expressed that most of the written feedback given are too general, and they prefer individual oral feedback as it can lead to better understanding on how what and where to improve. The study concluded that students believe formative assessment feedback is valuable, students have reasonable understanding and respond to the feedback provided. However, this practice could be improved by requesting lecturers to make more specific feedback and communicate with students on the way of interpreting and using assessment feedback as a part of the learning and teaching process. <p class="card-text"><strong>Keywords:</strong> <a href="https://publications.waset.org/abstracts/search?q=assessment" title="assessment">assessment</a>, <a href="https://publications.waset.org/abstracts/search?q=feedback" title=" feedback"> feedback</a>, <a href="https://publications.waset.org/abstracts/search?q=formative" title=" formative"> formative</a>, <a href="https://publications.waset.org/abstracts/search?q=undergraduate" title=" undergraduate"> undergraduate</a>, <a href="https://publications.waset.org/abstracts/search?q=higher%20education" title=" higher education"> higher education</a> </p> <a href="https://publications.waset.org/abstracts/164926/students-perceptions-of-formative-assessment-feedback-a-case-study-for-undergraduate-students-in-bahrain" class="btn btn-primary btn-sm">Procedia</a> <a href="https://publications.waset.org/abstracts/164926.pdf" target="_blank" class="btn btn-primary btn-sm">PDF</a> <span class="bg-info text-light px-1 py-1 float-right rounded"> Downloads <span class="badge badge-light">89</span> </span> </div> </div> <div class="card paper-listing mb-3 mt-3"> <h5 class="card-header" style="font-size:.9rem"><span class="badge badge-info">3459</span> Simulation for Squat Exercise of an Active Controlled Vibration Isolation and Stabilization System for Astronaut’s Exercise Platform</h5> <div class="card-body"> <p class="card-text"><strong>Authors:</strong> <a href="https://publications.waset.org/abstracts/search?q=Ziraguen%20O.%20Williams">Ziraguen O. Williams</a>, <a href="https://publications.waset.org/abstracts/search?q=Shield%20B.%20Lin"> Shield B. Lin</a>, <a href="https://publications.waset.org/abstracts/search?q=Fouad%20N.%20Matari"> Fouad N. Matari</a>, <a href="https://publications.waset.org/abstracts/search?q=Leslie%20J.%20Quiocho"> Leslie J. Quiocho</a> </p> <p class="card-text"><strong>Abstract:</strong></p> In a task to assist NASA in analyzing the dynamic forces caused by operational countermeasures of an astronaut’s exercise platform impacting the spacecraft, feedback delay, and signal noise were added to a simulation model of an active-controlled vibration isolation system to regulate the movement of the exercise platform. Previous simulation work was conducted primarily via MATLAB/Simulink. Two additional simulation tools used in this study were Trick and MBDyn, NASA co-developed software simulation environments. Simulation results obtained from these three tools were very similar. All simulation results support the hypothesis that an active-controlled vibration isolation system outperforms a passive-controlled system even with the addition of feedback delay and signal noise to the active-controlled system. In this paper, squat exercise was used in creating excited force to the simulation model. The exciter force from a squat exercise was calculated from the motion capture of an exerciser. The simulation results demonstrate much greater transmitted force reduction in the active-controlled system than the passive-controlled system. <p class="card-text"><strong>Keywords:</strong> <a href="https://publications.waset.org/abstracts/search?q=control" title="control">control</a>, <a href="https://publications.waset.org/abstracts/search?q=counterweight" title=" counterweight"> counterweight</a>, <a href="https://publications.waset.org/abstracts/search?q=isolation" title=" isolation"> isolation</a>, <a href="https://publications.waset.org/abstracts/search?q=vibration" title=" vibration"> vibration</a> </p> <a href="https://publications.waset.org/abstracts/147104/simulation-for-squat-exercise-of-an-active-controlled-vibration-isolation-and-stabilization-system-for-astronauts-exercise-platform" class="btn btn-primary btn-sm">Procedia</a> <a href="https://publications.waset.org/abstracts/147104.pdf" target="_blank" class="btn btn-primary btn-sm">PDF</a> <span class="bg-info text-light px-1 py-1 float-right rounded"> Downloads <span class="badge badge-light">113</span> </span> </div> </div> <div class="card paper-listing mb-3 mt-3"> <h5 class="card-header" style="font-size:.9rem"><span class="badge badge-info">3458</span> Robust State feedback Controller for an Active Suspension System</h5> <div class="card-body"> <p class="card-text"><strong>Authors:</strong> <a href="https://publications.waset.org/abstracts/search?q=Hussein%20Altartouri">Hussein Altartouri</a> </p> <p class="card-text"><strong>Abstract:</strong></p> The purpose of this paper is to present a modeling and control of the active suspension system using robust state feedback controller implemented for a half car model. This system represents a mechatronic system which contains all the essential components to be considered a complete mechatronic system. This system must adapt different conditions which are difficult to compromise, such as disturbances, slippage, and motion on rough road (that contains rocks, stones, and other miscellanies). Some current automobile suspension systems use passive components only by utilizing spring and damping coefficient with fixed rates. Vehicle suspensions systems are used to provide good road handling and improve passenger comfort. Passive suspensions only offer compromise between these two conflicting criteria. Active suspension poses the ability to reduce the traditional design as a compromise between handling and comfort by directly controlling the suspensions force actuators. In this study, the robust state feedback controller implemented to the active suspensions system for half car model. <p class="card-text"><strong>Keywords:</strong> <a href="https://publications.waset.org/abstracts/search?q=half-car%20model" title="half-car model">half-car model</a>, <a href="https://publications.waset.org/abstracts/search?q=active%20suspension%20system" title=" active suspension system"> active suspension system</a>, <a href="https://publications.waset.org/abstracts/search?q=state%20feedback" title=" state feedback"> state feedback</a>, <a href="https://publications.waset.org/abstracts/search?q=road%20profile" title=" road profile"> road profile</a> </p> <a href="https://publications.waset.org/abstracts/11201/robust-state-feedback-controller-for-an-active-suspension-system" class="btn btn-primary btn-sm">Procedia</a> <a href="https://publications.waset.org/abstracts/11201.pdf" target="_blank" class="btn btn-primary btn-sm">PDF</a> <span class="bg-info text-light px-1 py-1 float-right rounded"> Downloads <span class="badge badge-light">393</span> </span> </div> </div> <div class="card paper-listing mb-3 mt-3"> <h5 class="card-header" style="font-size:.9rem"><span class="badge badge-info">3457</span> Pre-Service EFL Teachers&#039; Perceptions of Written Corrective Feedback in a Wiki-Based Environment</h5> <div class="card-body"> <p class="card-text"><strong>Authors:</strong> <a href="https://publications.waset.org/abstracts/search?q=Mabel%20Ortiz">Mabel Ortiz</a>, <a href="https://publications.waset.org/abstracts/search?q=Claudio%20D%C3%ADaz"> Claudio Díaz</a> </p> <p class="card-text"><strong>Abstract:</strong></p> This paper explores Chilean pre-service teachers&#39; perceptions about the provision of corrective feedback in a wiki environment during the collaborative writing of an argumentative essay. After conducting a semi-structured interview on 22 participants, the data were processed through the content analysis technique. The results show that students have positive perceptions about corrective feedback, provided through a wiki virtual environment, which in turn facilitates feedback provision and impacts language learning effectively. Some of the positive perceptions about virtual feedback refer to permanent access, efficiency, simultaneous revision and immediacy. It would then be advisable to integrate wiki-based feedback as a methodology for the language classroom and collaborative writing tasks. <p class="card-text"><strong>Keywords:</strong> <a href="https://publications.waset.org/abstracts/search?q=argumentative%20essay" title="argumentative essay">argumentative essay</a>, <a href="https://publications.waset.org/abstracts/search?q=focused%20corrective%20feedback" title=" focused corrective feedback"> focused corrective feedback</a>, <a href="https://publications.waset.org/abstracts/search?q=perception" title=" perception"> perception</a>, <a href="https://publications.waset.org/abstracts/search?q=wiki%20environment" title=" wiki environment"> wiki environment</a> </p> <a href="https://publications.waset.org/abstracts/59910/pre-service-efl-teachers-perceptions-of-written-corrective-feedback-in-a-wiki-based-environment" class="btn btn-primary btn-sm">Procedia</a> <a href="https://publications.waset.org/abstracts/59910.pdf" target="_blank" class="btn btn-primary btn-sm">PDF</a> <span class="bg-info text-light px-1 py-1 float-right rounded"> Downloads <span class="badge badge-light">293</span> </span> </div> </div> <div class="card paper-listing mb-3 mt-3"> <h5 class="card-header" style="font-size:.9rem"><span class="badge badge-info">3456</span> Immediate Effect of Augmented Feedback on Jumping Performance of the Athletes with Dynamic Knee Valgus</h5> <div class="card-body"> <p class="card-text"><strong>Authors:</strong> <a href="https://publications.waset.org/abstracts/search?q=Mohamadreza%20Hatefi">Mohamadreza Hatefi</a>, <a href="https://publications.waset.org/abstracts/search?q=Malihe%20Hadadnezhad"> Malihe Hadadnezhad</a> </p> <p class="card-text"><strong>Abstract:</strong></p> It is well established that jump-landing-related biomechanical deficiencies, such as dynamic knee valgus (DKV), can be improved by using various forms of feedback; However, the effectiveness of these interventions synchronously on athletes' jumping performance remains unknown. Twenty-one recreational athletes with DKV performed countermovement jump (CMJ) and drop vertical jump (DVJ) tasks before and after feedback intervention while the kinematic, force plate and electromyography data of the lower extremity were synchronously captured. The athletes’ jumping performance was calculated by using the reactive strength index-modified (RSIₘₒ𝒹). The athletes at the post-intervention exhibited significantly less hip adduction and more tibial internal rotation during both CMJ and DVJ tasks and maximum knee flexion just during DVJ task. Moreover, athletes exhibited increased time to take-off and consequently decreased RSIₘₒ𝒹 during DVJ task, but no difference was observed in CMJ task. Feedback immediately improved DKV without disturbing the athletes’ jumping height during both tasks, But athletes exhibited increased time to take-off and consequently decreased RSIₘₒ𝒹 only during DVJ task, which suggests that the results may differ according to the nature of jumping task. Nevertheless, the effectiveness of landing-related biomechanical deficiencies improvement on athletes' jumping performance must be investigated in the long-term as a new movement pattern. <p class="card-text"><strong>Keywords:</strong> <a href="https://publications.waset.org/abstracts/search?q=reactive%20strength%20index" title="reactive strength index">reactive strength index</a>, <a href="https://publications.waset.org/abstracts/search?q=feedback" title=" feedback"> feedback</a>, <a href="https://publications.waset.org/abstracts/search?q=biomechanics" title=" biomechanics"> biomechanics</a>, <a href="https://publications.waset.org/abstracts/search?q=dynamic%20knee%20valgus" title=" dynamic knee valgus"> dynamic knee valgus</a> </p> <a href="https://publications.waset.org/abstracts/166613/immediate-effect-of-augmented-feedback-on-jumping-performance-of-the-athletes-with-dynamic-knee-valgus" class="btn btn-primary btn-sm">Procedia</a> <a href="https://publications.waset.org/abstracts/166613.pdf" target="_blank" class="btn btn-primary btn-sm">PDF</a> <span class="bg-info text-light px-1 py-1 float-right rounded"> Downloads <span class="badge badge-light">102</span> </span> </div> </div> <div class="card paper-listing mb-3 mt-3"> <h5 class="card-header" style="font-size:.9rem"><span class="badge badge-info">3455</span> Learners&#039; Perceptions about Teacher Written Feedback in the School of Foreign Languages, Anadolu University</h5> <div class="card-body"> <p class="card-text"><strong>Authors:</strong> <a href="https://publications.waset.org/abstracts/search?q=Gaye%20Senbag">Gaye Senbag</a> </p> <p class="card-text"><strong>Abstract:</strong></p> In English language teaching, feedback is considered as one of the main components of writing instruction. Teachers put a lot of time and effort in order to provide learners with written feedback for effective language learning. At Anadolu University School of Foreign Languages (AUSFL) students are given written feedback for their each piece of writing through online platforms such as Edmodo and Turnitin, and traditional methods. However, little is known regarding how learners value and respond to teacher-provided feedback. As the perceptions of the students remarkably affect their learning, this study examines how they perceive the effectiveness of feedback provided by the teacher. Aiming to analyse it, 30 intermediate level (B1+ CEFR level) students were given a questionnaire, which includes Likert scale questions. The results will be discussed in detail. <p class="card-text"><strong>Keywords:</strong> <a href="https://publications.waset.org/abstracts/search?q=feedback" title="feedback">feedback</a>, <a href="https://publications.waset.org/abstracts/search?q=perceptions" title=" perceptions"> perceptions</a>, <a href="https://publications.waset.org/abstracts/search?q=writing" title=" writing"> writing</a>, <a href="https://publications.waset.org/abstracts/search?q=English%20Language%20Teaching%20%28ELT%29" title=" English Language Teaching (ELT)"> English Language Teaching (ELT)</a> </p> <a href="https://publications.waset.org/abstracts/70996/learners-perceptions-about-teacher-written-feedback-in-the-school-of-foreign-languages-anadolu-university" class="btn btn-primary btn-sm">Procedia</a> <a href="https://publications.waset.org/abstracts/70996.pdf" target="_blank" class="btn btn-primary btn-sm">PDF</a> <span class="bg-info text-light px-1 py-1 float-right rounded"> Downloads <span class="badge badge-light">248</span> </span> </div> </div> <div class="card paper-listing mb-3 mt-3"> <h5 class="card-header" style="font-size:.9rem"><span class="badge badge-info">3454</span> Exploring the Impact of Feedback on English as a Foreign Language Speaking Proficiency</h5> <div class="card-body"> <p class="card-text"><strong>Authors:</strong> <a href="https://publications.waset.org/abstracts/search?q=Santri%20Emilin%20Pingsaboi%20Djahimo">Santri Emilin Pingsaboi Djahimo</a>, <a href="https://publications.waset.org/abstracts/search?q=Ikhfi%20Imaniah"> Ikhfi Imaniah</a> </p> <p class="card-text"><strong>Abstract:</strong></p> Helping students recognize both their strengths and weaknesses is a beneficial strategy for teachers to be implemented in the classroom, and feedback has been acknowledged as an effective tool to achieve this goal. It will allow teachers to assess the students’ progress, provide targeted support for them, and adjust both teaching and learning strategies. This research has investigated the importance of feedback in English as a Foreign Language (EFL) speaking class in East Nusa Tenggara Province, Indonesia. Through a qualitative study, it has shed light on the crucial roles of feedback in the process of English Language Teaching (ELT), especially, in the context of developing oral communication or speaking skills. Additionally, it has also examined students’ responses to feedback from their teacher by grouping them based on their semester, scores (GPA), and gender. This study, which seeks to provide insights into how feedback practices can be optimized to maximize learning outcomes in the English-speaking classroom, has revealed that these groups of students have different level of needs for feedback, yet all prefer constructive feedback. Looking at the results, it is highly expected that this study can contribute to a deeper understanding of the correlation between feedback and English language learning outcomes, particularly, in terms of speaking proficiency. <p class="card-text"><strong>Keywords:</strong> <a href="https://publications.waset.org/abstracts/search?q=feedback" title="feedback">feedback</a>, <a href="https://publications.waset.org/abstracts/search?q=English%20as%20a%20foreign%20language" title=" English as a foreign language"> English as a foreign language</a>, <a href="https://publications.waset.org/abstracts/search?q=speaking%20class" title=" speaking class"> speaking class</a>, <a href="https://publications.waset.org/abstracts/search?q=English%20language%20teaching" title=" English language teaching"> English language teaching</a> </p> <a href="https://publications.waset.org/abstracts/190807/exploring-the-impact-of-feedback-on-english-as-a-foreign-language-speaking-proficiency" class="btn btn-primary btn-sm">Procedia</a> <a href="https://publications.waset.org/abstracts/190807.pdf" target="_blank" class="btn btn-primary btn-sm">PDF</a> <span class="bg-info text-light px-1 py-1 float-right rounded"> Downloads <span class="badge badge-light">28</span> </span> </div> </div> <div class="card paper-listing mb-3 mt-3"> <h5 class="card-header" style="font-size:.9rem"><span class="badge badge-info">3453</span> Corrective Feedback and Uptake Patterns in English Speaking Lessons at Hanoi Law University</h5> <div class="card-body"> <p class="card-text"><strong>Authors:</strong> <a href="https://publications.waset.org/abstracts/search?q=Nhac%20Thanh%20Huong">Nhac Thanh Huong</a> </p> <p class="card-text"><strong>Abstract:</strong></p> New teaching methods have led to the changes in the teachers’ roles in an English class, in which teachers’ error correction is an integral part. Language error and corrective feedback have been the interest of many researchers in foreign language teaching. However, the techniques and the effectiveness of teachers’ feedback have been a question of much controversy. This present case study has been carried out with a view to finding out the patterns of teachers’ corrective feedback and their impact on students’ uptake in English speaking lessons of legal English major students at Hanoi Law University. In order to achieve those aims, the study makes use of classroom observations as the main method of data collection to seeks answers to the two following questions: 1. What patterns of corrective feedback occur in English speaking lessons for second- year legal English major students in Hanoi Law University?; 2. To what extent does that corrective feedback lead to students’ uptake? The study provided some important findings, among which was a close relationship between corrective feedback and uptake. In particular, recast was the most commonly used feedback type, yet it was the least effective in terms of students’ uptake and repair, while the most successful feedback, namely meta-linguistic feedback, clarification requests and elicitation, which led to students’ generated repair, was used at a much lower rate by teachers. Furthermore, it revealed that different types of errors needed different types of feedback. Also, the use of feedback depended on the students’ English proficiency level. In the light of findings, a number of pedagogical implications have been drawn in the hope of enhancing the effectiveness of teachers’ corrective feedback to students’ uptake in foreign language acquisition process. <p class="card-text"><strong>Keywords:</strong> <a href="https://publications.waset.org/abstracts/search?q=corrective%20feedback" title="corrective feedback">corrective feedback</a>, <a href="https://publications.waset.org/abstracts/search?q=error" title=" error"> error</a>, <a href="https://publications.waset.org/abstracts/search?q=uptake" title=" uptake"> uptake</a>, <a href="https://publications.waset.org/abstracts/search?q=speaking%20English%20lesson" title=" speaking English lesson"> speaking English lesson</a> </p> <a href="https://publications.waset.org/abstracts/95225/corrective-feedback-and-uptake-patterns-in-english-speaking-lessons-at-hanoi-law-university" class="btn btn-primary btn-sm">Procedia</a> <a href="https://publications.waset.org/abstracts/95225.pdf" target="_blank" class="btn btn-primary btn-sm">PDF</a> <span class="bg-info text-light px-1 py-1 float-right rounded"> Downloads <span class="badge badge-light">265</span> </span> </div> </div> <div class="card paper-listing mb-3 mt-3"> <h5 class="card-header" style="font-size:.9rem"><span class="badge badge-info">3452</span> Cost-Effective Mechatronic Gaming Device for Post-Stroke Hand Rehabilitation</h5> <div class="card-body"> <p class="card-text"><strong>Authors:</strong> <a href="https://publications.waset.org/abstracts/search?q=A.%20Raj%20Kumar">A. Raj Kumar</a>, <a href="https://publications.waset.org/abstracts/search?q=S.%20Bilaloglu"> S. Bilaloglu</a> </p> <p class="card-text"><strong>Abstract:</strong></p> Stroke is a leading cause of adult disability worldwide. We depend on our hands for our activities of daily living(ADL). Although many patients regain the ability to walk, they continue to experience long-term hand motor impairments. As the number of individuals with young stroke is increasing, there is a critical need for effective approaches for rehabilitation of hand function post-stroke. Motor relearning for dexterity requires task-specific kinesthetic, tactile and visual feedback. However, when a stroke results in both sensory and motor impairment, it becomes difficult to ascertain when and what type of sensory substitutions can facilitate motor relearning. In an ideal situation, real-time task-specific data on the ability to learn and data-driven feedback to assist such learning will greatly assist rehabilitation for dexterity. We have found that kinesthetic and tactile information from the unaffected hand can assist patients re-learn the use of optimal fingertip forces during a grasp and lift task. Measurement of fingertip grip force (GF), load forces (LF), their corresponding rates (GFR and LFR), and other metrics can be used to gauge the impairment level and progress during learning. Currently ATI mini force-torque sensors are used in research settings to measure and compute the LF, GF, and their rates while grasping objects of different weights and textures. Use of the ATI sensor is cost prohibitive for deployment in clinical or at-home rehabilitation. A cost effective mechatronic device is developed to quantify GF, LF, and their rates for stroke rehabilitation purposes using off-the-shelf components such as load cells, flexi-force sensors, and an Arduino UNO microcontroller. A salient feature of the device is its integration with an interactive gaming environment to render a highly engaging user experience. This paper elaborates the integration of kinesthetic and tactile sensing through computation of LF, GF and their corresponding rates in real time, information processing, and interactive interfacing through augmented reality for visual feedback. <p class="card-text"><strong>Keywords:</strong> <a href="https://publications.waset.org/abstracts/search?q=feedback" title="feedback">feedback</a>, <a href="https://publications.waset.org/abstracts/search?q=gaming" title=" gaming"> gaming</a>, <a href="https://publications.waset.org/abstracts/search?q=kinesthetic" title=" kinesthetic"> kinesthetic</a>, <a href="https://publications.waset.org/abstracts/search?q=rehabilitation" title=" rehabilitation"> rehabilitation</a>, <a href="https://publications.waset.org/abstracts/search?q=tactile" title=" tactile"> tactile</a> </p> <a href="https://publications.waset.org/abstracts/46478/cost-effective-mechatronic-gaming-device-for-post-stroke-hand-rehabilitation" class="btn btn-primary btn-sm">Procedia</a> <a href="https://publications.waset.org/abstracts/46478.pdf" target="_blank" class="btn btn-primary btn-sm">PDF</a> <span class="bg-info text-light px-1 py-1 float-right rounded"> Downloads <span class="badge badge-light">241</span> </span> </div> </div> <div class="card paper-listing mb-3 mt-3"> <h5 class="card-header" style="font-size:.9rem"><span class="badge badge-info">3451</span> Screen Casting Instead of Illegible Scribbles: Making a Mini Movie for Feedback on Students’ Scholarly Papers</h5> <div class="card-body"> <p class="card-text"><strong>Authors:</strong> <a href="https://publications.waset.org/abstracts/search?q=Kerri%20Alderson">Kerri Alderson</a> </p> <p class="card-text"><strong>Abstract:</strong></p> There is pervasive awareness by post secondary faculty that written feedback on course assignments is inconsistently reviewed by students. In order to support student success and growth, a novel method of providing feedback was sought, and screen casting - short, narrated “movies” of audio visual instructor feedback on students’ scholarly papers - was provided as an alternative to traditional means. An overview of the teaching and learning experience as well as the user-friendly software utilized will be presented. This study covers an overview of this more direct, student-centered medium for providing feedback using technology familiar to post secondary students. Reminiscent of direct personal contact, the personalized video feedback is positively evaluated by students as a formative medium for student growth in scholarly writing. <p class="card-text"><strong>Keywords:</strong> <a href="https://publications.waset.org/abstracts/search?q=education" title="education">education</a>, <a href="https://publications.waset.org/abstracts/search?q=pedagogy" title=" pedagogy"> pedagogy</a>, <a href="https://publications.waset.org/abstracts/search?q=screen%20casting" title=" screen casting"> screen casting</a>, <a href="https://publications.waset.org/abstracts/search?q=student%20feedback" title=" student feedback"> student feedback</a>, <a href="https://publications.waset.org/abstracts/search?q=teaching%20and%20learning" title=" teaching and learning"> teaching and learning</a> </p> <a href="https://publications.waset.org/abstracts/120577/screen-casting-instead-of-illegible-scribbles-making-a-mini-movie-for-feedback-on-students-scholarly-papers" class="btn btn-primary btn-sm">Procedia</a> <a href="https://publications.waset.org/abstracts/120577.pdf" target="_blank" class="btn btn-primary btn-sm">PDF</a> <span class="bg-info text-light px-1 py-1 float-right rounded"> Downloads <span class="badge badge-light">120</span> </span> </div> </div> <div class="card paper-listing mb-3 mt-3"> <h5 class="card-header" style="font-size:.9rem"><span class="badge badge-info">3450</span> The Effect of Written Corrective Feedback on the Accurate Use of Grammatical Forms by Japanese Low-Intermediate EFL Learners </h5> <div class="card-body"> <p class="card-text"><strong>Authors:</strong> <a href="https://publications.waset.org/abstracts/search?q=Ayako%20Hasegawa">Ayako Hasegawa</a>, <a href="https://publications.waset.org/abstracts/search?q=Ken%20Ubukata"> Ken Ubukata</a> </p> <p class="card-text"><strong>Abstract:</strong></p> The purpose of this study is to investigate whether corrective feedback has any significant effect on Japanese low-intermediate EFL learners’ performance on a specific set of linguistic features. The subjects are Japanese college students majoring in English. They have studied English for about 7 years, but their inter-language seems to fossilize because non-target like errors is frequently observed in traditional deductive teacher-fronted approach. It has been reported that corrective feedback plays an important role in diminishing or overcoming inter-language fossilization and achieving TL competency. Therefore, it was examined how the corrective feedback (the focus of this study was metalinguistic feedback) and self-correction raised the students’ awareness and helped them notice the gaps between their inter-language and the TL. <p class="card-text"><strong>Keywords:</strong> <a href="https://publications.waset.org/abstracts/search?q=written%20corrective%20feedback" title="written corrective feedback">written corrective feedback</a>, <a href="https://publications.waset.org/abstracts/search?q=fossilized%20error" title=" fossilized error"> fossilized error</a>, <a href="https://publications.waset.org/abstracts/search?q=grammar%20teaching" title=" grammar teaching"> grammar teaching</a>, <a href="https://publications.waset.org/abstracts/search?q=language%20teaching" title=" language teaching"> language teaching</a> </p> <a href="https://publications.waset.org/abstracts/2614/the-effect-of-written-corrective-feedback-on-the-accurate-use-of-grammatical-forms-by-japanese-low-intermediate-efl-learners" class="btn btn-primary btn-sm">Procedia</a> <a href="https://publications.waset.org/abstracts/2614.pdf" target="_blank" class="btn btn-primary btn-sm">PDF</a> <span class="bg-info text-light px-1 py-1 float-right rounded"> Downloads <span class="badge badge-light">361</span> </span> </div> </div> <div class="card paper-listing mb-3 mt-3"> <h5 class="card-header" style="font-size:.9rem"><span class="badge badge-info">3449</span> Key Technologies and Evolution Strategies for Computing Force Bearer Network</h5> <div class="card-body"> <p class="card-text"><strong>Authors:</strong> <a href="https://publications.waset.org/abstracts/search?q=Zhaojunfeng">Zhaojunfeng</a> </p> <p class="card-text"><strong>Abstract:</strong></p> Driven by the national policy of "East Data and Western Calculation", the computing first network will attract a new wave of development. As the foundation of the development of the computing first network, the computing force bearer network has become the key direction of technology research and development in the industry. This article will analyze typical computing force application scenarios and bearing requirements and sort out the SLA indicators of computing force applications. On this basis, this article carries out research and discussion on the key technologies of computing force bearer network in a slice packet network, and finally, gives evolution policy for SPN computing force bearer network to support the development of SPN computing force bearer network technology and network deployment. <p class="card-text"><strong>Keywords:</strong> <a href="https://publications.waset.org/abstracts/search?q=component-computing%20force%20bearing" title="component-computing force bearing">component-computing force bearing</a>, <a href="https://publications.waset.org/abstracts/search?q=bearing%20requirements%20of%20computing%20force%20application" title=" bearing requirements of computing force application"> bearing requirements of computing force application</a>, <a href="https://publications.waset.org/abstracts/search?q=dual-SLA%20indicators%20for%20computing%20force%20applications" title=" dual-SLA indicators for computing force applications"> dual-SLA indicators for computing force applications</a>, <a href="https://publications.waset.org/abstracts/search?q=SRv6" title=" SRv6"> SRv6</a>, <a href="https://publications.waset.org/abstracts/search?q=evolution%20strategies" title=" evolution strategies"> evolution strategies</a> </p> <a href="https://publications.waset.org/abstracts/155006/key-technologies-and-evolution-strategies-for-computing-force-bearer-network" class="btn btn-primary btn-sm">Procedia</a> <a href="https://publications.waset.org/abstracts/155006.pdf" target="_blank" class="btn btn-primary btn-sm">PDF</a> <span class="bg-info text-light px-1 py-1 float-right rounded"> Downloads <span class="badge badge-light">133</span> </span> </div> </div> <div class="card paper-listing mb-3 mt-3"> <h5 class="card-header" style="font-size:.9rem"><span class="badge badge-info">3448</span> Modeling a Feedback Concept in a Spherical Thundercloud Cell</h5> <div class="card-body"> <p class="card-text"><strong>Authors:</strong> <a href="https://publications.waset.org/abstracts/search?q=Zemlianskaya%20Daria">Zemlianskaya Daria</a>, <a href="https://publications.waset.org/abstracts/search?q=Egor%20Stadnichuk"> Egor Stadnichuk</a>, <a href="https://publications.waset.org/abstracts/search?q=Ekaterina%20Svechnikova"> Ekaterina Svechnikova</a> </p> <p class="card-text"><strong>Abstract:</strong></p> Relativistic runaway electron avalanches (RREAs) are generally accepted as a source of thunderstorms gamma-ray radiation. Avalanches' dynamics in the electric fields can lead to their multiplication via gamma-rays and positrons, which is called relativistic feedback. This report shows that a non-uniform electric field geometry leads to the new RREAs multiplication mechanism - “geometric feedback”, which occurs due to the exchange of high-energy particles between different accelerating regions within a thundercloud. This report will present the results of the simulation in GEANT4 of feedback in a spherical cell. Necessary conditions for the occurrence of geometric feedback were obtained from it. <p class="card-text"><strong>Keywords:</strong> <a href="https://publications.waset.org/abstracts/search?q=electric%20field" title="electric field">electric field</a>, <a href="https://publications.waset.org/abstracts/search?q=GEANT4" title=" GEANT4"> GEANT4</a>, <a href="https://publications.waset.org/abstracts/search?q=gamma-rays" title=" gamma-rays"> gamma-rays</a>, <a href="https://publications.waset.org/abstracts/search?q=relativistic%20runaway%20electron%20avalanches%20%28RREAs%29" title=" relativistic runaway electron avalanches (RREAs)"> relativistic runaway electron avalanches (RREAs)</a>, <a href="https://publications.waset.org/abstracts/search?q=relativistic%20feedback" title=" relativistic feedback"> relativistic feedback</a>, <a href="https://publications.waset.org/abstracts/search?q=the%20thundercloud" title=" the thundercloud"> the thundercloud</a> </p> <a href="https://publications.waset.org/abstracts/142367/modeling-a-feedback-concept-in-a-spherical-thundercloud-cell" class="btn btn-primary btn-sm">Procedia</a> <a href="https://publications.waset.org/abstracts/142367.pdf" target="_blank" class="btn btn-primary btn-sm">PDF</a> <span class="bg-info text-light px-1 py-1 float-right rounded"> Downloads <span class="badge badge-light">174</span> </span> </div> </div> <div class="card paper-listing mb-3 mt-3"> <h5 class="card-header" style="font-size:.9rem"><span class="badge badge-info">3447</span> Investigating Chinese Students&#039; Perceptions of and Responses to Teacher Feedback: Multiple Case Studies in a UK University</h5> <div class="card-body"> <p class="card-text"><strong>Authors:</strong> <a href="https://publications.waset.org/abstracts/search?q=Fangfei%20Li">Fangfei Li</a> </p> <p class="card-text"><strong>Abstract:</strong></p> Studies on teacher feedback have produced a wide range of findings in aspects of characteristics of good feedback, factors influencing the quality of feedback and teachers’ perspectives on teacher feedback. However, perspectives from students on how they perceive and respond to teacher feedback are still under scrutiny. Especially for Chinese overseas students who come from a feedback-sparse educational context in China, they might have different experiences when engaging with teacher feedback in the UK Higher Education. Therefore, the research aims to investigate and shed some new light on how Chinese students engage with teacher feedback in the UK higher education and how teacher feedback could enhance their learning. Research questions of this study are 1) What are Chinese overseas students’ perceptions of teacher feedback in courses of the UK higher education? 2) How do they respond to the teacher feedback they obtained? 3) What factors might influence their’ engagement with teacher feedback? Qualitative case studies of five Chinese postgraduate students in a UK university have been conducted by employing various types of interviews, such as background interviews, scenario-based interviews, stimulated recall interviews and retrospective interviews to address the research inquiries. Data collection lasted seven months, covering two phases – the pre-sessional language programme and the first semester of the Master’s degree programme. Research findings until now indicate that some factors, such as tutors’ handwriting, implicit instruction and value comments, influence students understanding and internalizing tutor feedback. Except for difficulties in understanding tutor feedback, students’ responses to tutor feedback are also influenced by quantity and quality of tutor-student communication, time constraints and trust to tutor feedback, etc. Findings also reveal that tutor feedback is able to improve students’ learning in aspects of promoting reflection on professional knowledge, promoting students’ communication with peers and tutors, increasing problem awareness and writing with the reader in mind. This paper will mainly introduce the research topic, the methodological procedure and research findings gained until now. <p class="card-text"><strong>Keywords:</strong> <a href="https://publications.waset.org/abstracts/search?q=Chinese%20students" title="Chinese students">Chinese students</a>, <a href="https://publications.waset.org/abstracts/search?q=students%E2%80%99%20perceptions" title=" students’ perceptions"> students’ perceptions</a>, <a href="https://publications.waset.org/abstracts/search?q=teacher%20feedback" title=" teacher feedback"> teacher feedback</a>, <a href="https://publications.waset.org/abstracts/search?q=the%20UK%20higher%20education" title=" the UK higher education"> the UK higher education</a> </p> <a href="https://publications.waset.org/abstracts/70113/investigating-chinese-students-perceptions-of-and-responses-to-teacher-feedback-multiple-case-studies-in-a-uk-university" class="btn btn-primary btn-sm">Procedia</a> <a href="https://publications.waset.org/abstracts/70113.pdf" target="_blank" class="btn btn-primary btn-sm">PDF</a> <span class="bg-info text-light px-1 py-1 float-right rounded"> Downloads <span class="badge badge-light">267</span> </span> </div> </div> <div class="card paper-listing mb-3 mt-3"> <h5 class="card-header" style="font-size:.9rem"><span class="badge badge-info">3446</span> Effects of Recognition of Customer Feedback on Relationships between Emotional Labor and Job Satisfaction: Focusing On Call Centers That Offer Professional Services</h5> <div class="card-body"> <p class="card-text"><strong>Authors:</strong> <a href="https://publications.waset.org/abstracts/search?q=Kiyoko%20Yoshimura">Kiyoko Yoshimura</a>, <a href="https://publications.waset.org/abstracts/search?q=Yasunobu%20Kino"> Yasunobu Kino</a> </p> <p class="card-text"><strong>Abstract:</strong></p> Focusing on professional call centers where workers with expertise perform services, this study aims to clarify the relationships between emotional labor and job satisfaction and the effects of recognition of customer feedback. Since the professional call center operators consist of professional license holders (qualification holders) and those who do not (non-holders), the following three points are analyzed in the two groups by using covariance structure analysis and simultaneous multi-population analysis: 1) The relationship between emotional labor and job satisfaction, 2) customer feedback and job satisfaction, and 3) The intermediation effect between the emotional labor of customer feedback and job satisfaction. The following results are obtained: i) no direct effect is found between job satisfaction and emotional labor for qualification holders and non-holders, ii) for qualification holders and non-holders, recognition of positive feedback and recognition of negative feedback had positive and negative effects on job satisfaction, respectively, iii) for qualification and non-holders, "consideration for colleagues" influences job satisfaction by recognizing positive feedback, and iv) only for qualification holders, the factors "customer-oriented emotional expression" and "emotional disharmony" have a positive and negative effect on job satisfaction, respectively, through recognition of positive feedback and recognition of negative feedback. <p class="card-text"><strong>Keywords:</strong> <a href="https://publications.waset.org/abstracts/search?q=call%20center" title="call center">call center</a>, <a href="https://publications.waset.org/abstracts/search?q=emotional%20labor" title=" emotional labor"> emotional labor</a>, <a href="https://publications.waset.org/abstracts/search?q=professional%20service" title=" professional service"> professional service</a>, <a href="https://publications.waset.org/abstracts/search?q=job%20satisfaction" title=" job satisfaction"> job satisfaction</a>, <a href="https://publications.waset.org/abstracts/search?q=customer%20feedback" title=" customer feedback"> customer feedback</a> </p> <a href="https://publications.waset.org/abstracts/171223/effects-of-recognition-of-customer-feedback-on-relationships-between-emotional-labor-and-job-satisfaction-focusing-on-call-centers-that-offer-professional-services" class="btn btn-primary btn-sm">Procedia</a> <a href="https://publications.waset.org/abstracts/171223.pdf" target="_blank" class="btn btn-primary btn-sm">PDF</a> <span class="bg-info text-light px-1 py-1 float-right rounded"> Downloads <span class="badge badge-light">115</span> </span> </div> </div> <div class="card paper-listing mb-3 mt-3"> <h5 class="card-header" style="font-size:.9rem"><span class="badge badge-info">3445</span> Investigating Chinese Students&#039; Engagement with Teacher Feedback: Multiple Case Studies in a UK University</h5> <div class="card-body"> <p class="card-text"><strong>Authors:</strong> <a href="https://publications.waset.org/abstracts/search?q=Fangfei%20Li">Fangfei Li</a> </p> <p class="card-text"><strong>Abstract:</strong></p> This research was conducted to explore how Chinese overseas students, who rarely received teacher feedback during their undergraduate studies in China, engaged in a different feedback provision context in the UK universities. In particular, this research provides some insights into Chinese students’ perspectives on how they made sense of the teacher feedback they obtained and how they took it on board in their assignments. Research questions in this study are 1) What are Chinese overseas students’ perceptions of teacher feedback on courses in UK higher education? 2) How do they respond to the teacher feedback they obtained? 3) What factors might influence their engagement with teacher feedback? Multiple case studies of five Chinese overseas students in a UK university have been carried out to address the research questions. The main data collection instruments are various types of semi-structured interviews, consisting of background interviews, scenario-based activities, stimulated recall sessions and retrospective interviews. Research findings indicate that student engagement with teacher feedback is a complex learning process incorporating several stages: from initial teacher input to ultimate transformational learning. Apart from students interpreting teachers’ comments/suggestions by themselves, students’ understandings of and responses to teacher feedback could also be influenced by pre-submission guidance, peer discussion, use of exemplars and post-submission discussion with teachers. These are key factors influencing students to make use of teacher feedback. Findings also reveal that the level of students’ reflections on tutor feedback influences the quality of their assignments and even their future learning. To sum up, this paper will discuss the current concepts of teacher feedback in existing studies and research findings of this study from which reconceptualization of teacher feedback has occurred. <p class="card-text"><strong>Keywords:</strong> <a href="https://publications.waset.org/abstracts/search?q=Chinese%20students" title="Chinese students">Chinese students</a>, <a href="https://publications.waset.org/abstracts/search?q=student%20engagement" title=" student engagement"> student engagement</a>, <a href="https://publications.waset.org/abstracts/search?q=teacher%20feedback" title=" teacher feedback"> teacher feedback</a>, <a href="https://publications.waset.org/abstracts/search?q=the%20UK%20higher%20education" title=" the UK higher education"> the UK higher education</a> </p> <a href="https://publications.waset.org/abstracts/70906/investigating-chinese-students-engagement-with-teacher-feedback-multiple-case-studies-in-a-uk-university" class="btn btn-primary btn-sm">Procedia</a> <a href="https://publications.waset.org/abstracts/70906.pdf" target="_blank" class="btn btn-primary btn-sm">PDF</a> <span class="bg-info text-light px-1 py-1 float-right rounded"> Downloads <span class="badge badge-light">351</span> </span> </div> </div> <div class="card paper-listing mb-3 mt-3"> <h5 class="card-header" style="font-size:.9rem"><span class="badge badge-info">3444</span> Feedback Preference and Practice of English Majors’ in Pronunciation Instruction</h5> <div class="card-body"> <p class="card-text"><strong>Authors:</strong> <a href="https://publications.waset.org/abstracts/search?q=Claerchille%20Jhulia%20Robin">Claerchille Jhulia Robin</a> </p> <p class="card-text"><strong>Abstract:</strong></p> This paper discusses the perspective of ESL learners towards pronunciation instruction. It sought to determine how these learners view the type of feedback their speech teacher gives and its impact on their own classroom practice of providing feedback. This study utilized a quantitative-qualitative approach to the problem. The respondents were Education students majoring in English. A survey questionnaire and interview guide were used for data gathering. The data from the survey was tabulated using frequency count and the data from the interview were then transcribed and analyzed. Results showed that ESL learners favor immediate corrective feedback and they do not find any issue in being corrected in front of their peers. They also practice the same corrective technique in their own classroom. <p class="card-text"><strong>Keywords:</strong> <a href="https://publications.waset.org/abstracts/search?q=ESL" title="ESL">ESL</a>, <a href="https://publications.waset.org/abstracts/search?q=feedback" title=" feedback"> feedback</a>, <a href="https://publications.waset.org/abstracts/search?q=learner%20perspective" title=" learner perspective"> learner perspective</a>, <a href="https://publications.waset.org/abstracts/search?q=pronunciation%20instruction" title=" pronunciation instruction"> pronunciation instruction</a> </p> <a href="https://publications.waset.org/abstracts/95311/feedback-preference-and-practice-of-english-majors-in-pronunciation-instruction" class="btn btn-primary btn-sm">Procedia</a> <a href="https://publications.waset.org/abstracts/95311.pdf" target="_blank" class="btn btn-primary btn-sm">PDF</a> <span class="bg-info text-light px-1 py-1 float-right rounded"> Downloads <span class="badge badge-light">235</span> </span> </div> </div> <div class="card paper-listing mb-3 mt-3"> <h5 class="card-header" style="font-size:.9rem"><span class="badge badge-info">3443</span> A Microsurgery-Specific End-Effector Equipped with a Bipolar Surgical Tool and Haptic Feedback </h5> <div class="card-body"> <p class="card-text"><strong>Authors:</strong> <a href="https://publications.waset.org/abstracts/search?q=Hamidreza%20Hoshyarmanesh">Hamidreza Hoshyarmanesh</a>, <a href="https://publications.waset.org/abstracts/search?q=Sanju%20Lama"> Sanju Lama</a>, <a href="https://publications.waset.org/abstracts/search?q=Garnette%20R.%20Sutherland"> Garnette R. Sutherland</a> </p> <p class="card-text"><strong>Abstract:</strong></p> In tele-operative robotic surgery, an ideal haptic device should be equipped with an intuitive and smooth end-effector to cover the surgeon’s hand/wrist degrees of freedom (DOF) and translate the hand joint motions to the end-effector of the remote manipulator with low effort and high level of comfort. This research introduces the design and development of a microsurgery-specific end-effector, a gimbal mechanism possessing 4 passive and 1 active DOFs, equipped with a bipolar forceps and haptic feedback. The robust gimbal structure is comprised of three light-weight links/joint, pitch, yaw, and roll, each consisting of low-friction support and a 2-channel accurate optical position sensor. The third link, which provides the tool roll, was specifically designed to grip the tool prongs and accommodate a low mass geared actuator together with a miniaturized capstan-rope mechanism. The actuator is able to generate delicate torques, using a threaded cylindrical capstan, to emulate the sense of pinch/coagulation during conventional microsurgery. While the tool left prong is fixed to the rolling link, the right prong bears a miniaturized drum sector with a large diameter to expand the force scale and resolution. The drum transmits the actuator output torque to the right prong and generates haptic force feedback at the tool level. The tool is also equipped with a hall-effect sensor and magnet bar installed vis-à-vis on the inner side of the two prongs to measure the tooltip distance and provide an analogue signal to the control system. We believe that such a haptic end-effector could significantly increase the accuracy of telerobotic surgery and help avoid high forces that are known to cause bleeding/injury. <p class="card-text"><strong>Keywords:</strong> <a href="https://publications.waset.org/abstracts/search?q=end-effector" title="end-effector">end-effector</a>, <a href="https://publications.waset.org/abstracts/search?q=force%20generation" title=" force generation"> force generation</a>, <a href="https://publications.waset.org/abstracts/search?q=haptic%20interface" title=" haptic interface"> haptic interface</a>, <a href="https://publications.waset.org/abstracts/search?q=robotic%20surgery" title=" robotic surgery"> robotic surgery</a>, <a href="https://publications.waset.org/abstracts/search?q=surgical%20tool" title=" surgical tool"> surgical tool</a>, <a href="https://publications.waset.org/abstracts/search?q=tele-operation" title=" tele-operation"> tele-operation</a> </p> <a href="https://publications.waset.org/abstracts/120027/a-microsurgery-specific-end-effector-equipped-with-a-bipolar-surgical-tool-and-haptic-feedback" class="btn btn-primary btn-sm">Procedia</a> <a href="https://publications.waset.org/abstracts/120027.pdf" target="_blank" class="btn btn-primary btn-sm">PDF</a> <span class="bg-info text-light px-1 py-1 float-right rounded"> Downloads <span class="badge badge-light">120</span> </span> </div> </div> <div class="card paper-listing mb-3 mt-3"> <h5 class="card-header" style="font-size:.9rem"><span class="badge badge-info">3442</span> Students&#039; Perceptions of Assessment and Feedback in Higher Education</h5> <div class="card-body"> <p class="card-text"><strong>Authors:</strong> <a href="https://publications.waset.org/abstracts/search?q=Jonathan%20Glazzard">Jonathan Glazzard</a> </p> <p class="card-text"><strong>Abstract:</strong></p> National student satisfaction data in England demonstrate that undergraduate students are less satisfied overall with assessment and feedback than other aspects of their higher education courses. Given that research findings suggest that high-quality feedback is a critical factor associated with academic achievement, it is important that feedback enables students to demonstrate improved academic achievement in their subsequent assessments. Given the growing importance of staff-student partnerships in higher education, this research examined students’ perceptions of assessment and feedback in one UK university. Students’ perceptions were elicited through the use of a university-wide survey which was completed by undergraduate students. In addition, three focus groups were used to provide qualitative student perception data across the three university Facilities. The data indicate that whilst students valued detailed feedback on their work, less detailed feedback could be compensated for by the development of pre-assessment literacy skills which are front-loaded into courses. Assessment literacy skills valued by students included the use of clear assessment criteria and assignment briefings which enabled students to fully understand the assessment task. Additionally, students valued assessment literacy pre-assessment tasks which enabled them to understand the standards which they were expected to achieve. Students valued opportunities for self and peer assessment prior to the final assessment and formative assessment feedback which matched the summative assessment feedback. Students also valued dialogic face-to-face feedback after receiving written feedback Above all, students valued feedback which was particular to their work and which gave recognition for the effort they had put into completing specific assessments. The data indicate that there is a need for higher education lecturers to receive systematic training in assessment and feedback which provides a comprehensive grounding in pre-assessment literacy skills. <p class="card-text"><strong>Keywords:</strong> <a href="https://publications.waset.org/abstracts/search?q=formative%20assessment" title="formative assessment">formative assessment</a>, <a href="https://publications.waset.org/abstracts/search?q=summative%20assessment" title=" summative assessment"> summative assessment</a>, <a href="https://publications.waset.org/abstracts/search?q=feedback" title=" feedback"> feedback</a>, <a href="https://publications.waset.org/abstracts/search?q=marking" title=" marking"> marking</a> </p> <a href="https://publications.waset.org/abstracts/44536/students-perceptions-of-assessment-and-feedback-in-higher-education" class="btn btn-primary btn-sm">Procedia</a> <a href="https://publications.waset.org/abstracts/44536.pdf" target="_blank" class="btn btn-primary btn-sm">PDF</a> <span class="bg-info text-light px-1 py-1 float-right rounded"> Downloads <span class="badge badge-light">323</span> </span> </div> </div> <div class="card paper-listing mb-3 mt-3"> <h5 class="card-header" style="font-size:.9rem"><span class="badge badge-info">3441</span> Soft Exoskeleton Elastomer Pre-Tension Drive Control System</h5> <div class="card-body"> <p class="card-text"><strong>Authors:</strong> <a href="https://publications.waset.org/abstracts/search?q=Andrey%20Yatsun">Andrey Yatsun</a>, <a href="https://publications.waset.org/abstracts/search?q=Andrei%20Malchikov"> Andrei Malchikov</a> </p> <p class="card-text"><strong>Abstract:</strong></p> Exoskeletons are used to support and compensate for the load on the human musculoskeletal system. Elastomers are an important component of exoskeletons, providing additional support and compensating for the load. The algorithm of the active elastomer tension system provides the required auxiliary force depending on the angle of rotation and the tilt speed of the operator's torso. Feedback for the drive is provided by a force sensor integrated into the attachment of the exoskeleton vest. The use of direct force measurement ensures the required accuracy in all settings of the man-machine system. Non-adjustable elastic elements make it difficult to move without load, tilt forward and walk. A strategy for the organization of the auxiliary forces management system is proposed based on the allocation of 4 operating modes of the human-machine system. <p class="card-text"><strong>Keywords:</strong> <a href="https://publications.waset.org/abstracts/search?q=soft%20exoskeleton" title="soft exoskeleton">soft exoskeleton</a>, <a href="https://publications.waset.org/abstracts/search?q=mathematical%20modeling" title=" mathematical modeling"> mathematical modeling</a>, <a href="https://publications.waset.org/abstracts/search?q=pre-tension%20elastomer" title=" pre-tension elastomer"> pre-tension elastomer</a>, <a href="https://publications.waset.org/abstracts/search?q=human-machine%20interaction" title=" human-machine interaction"> human-machine interaction</a> </p> <a href="https://publications.waset.org/abstracts/183948/soft-exoskeleton-elastomer-pre-tension-drive-control-system" class="btn btn-primary btn-sm">Procedia</a> <a href="https://publications.waset.org/abstracts/183948.pdf" target="_blank" class="btn btn-primary btn-sm">PDF</a> <span class="bg-info text-light px-1 py-1 float-right rounded"> Downloads <span class="badge badge-light">68</span> </span> </div> </div> <div class="card paper-listing mb-3 mt-3"> <h5 class="card-header" style="font-size:.9rem"><span class="badge badge-info">3440</span> A Deep Explanation for the Formation of Force as a Foundational Law of Physics by Incorporating Unknown Degrees of Freedom into Space</h5> <div class="card-body"> <p class="card-text"><strong>Authors:</strong> <a href="https://publications.waset.org/abstracts/search?q=Mohsen%20Farshad">Mohsen Farshad</a> </p> <p class="card-text"><strong>Abstract:</strong></p> Information and force definition has been intertwined with the concept of entropy for many years. The displacement information of degrees of freedom with Brownian motions at a given temperature in space emerges as an entropic force between species. Here, we use this concept of entropy to understand the underlying physics behind the formation of attractive and repulsive forces by imagining that space is filled with free Brownian degrees of freedom. We incorporate the radius of bodies and the distance between them into entropic force relation systematically. Using this modified gravitational entropic force, we derive the attractive entropic force between bodies without considering their spin. We further hypothesize a possible mechanism for the formation of the repulsive force between two bodies. We visually elaborate that the repulsive entropic force will be manifested through the rotation of degrees of freedom around the spinning particles. <p class="card-text"><strong>Keywords:</strong> <a href="https://publications.waset.org/abstracts/search?q=entropy" title="entropy">entropy</a>, <a href="https://publications.waset.org/abstracts/search?q=information" title=" information"> information</a>, <a href="https://publications.waset.org/abstracts/search?q=force" title=" force"> force</a>, <a href="https://publications.waset.org/abstracts/search?q=Brownian%20Motions" title=" Brownian Motions"> Brownian Motions</a> </p> <a href="https://publications.waset.org/abstracts/150175/a-deep-explanation-for-the-formation-of-force-as-a-foundational-law-of-physics-by-incorporating-unknown-degrees-of-freedom-into-space" class="btn btn-primary btn-sm">Procedia</a> <a href="https://publications.waset.org/abstracts/150175.pdf" target="_blank" class="btn btn-primary btn-sm">PDF</a> <span class="bg-info text-light px-1 py-1 float-right rounded"> Downloads <span class="badge badge-light">77</span> </span> </div> </div> <div class="card paper-listing mb-3 mt-3"> <h5 class="card-header" style="font-size:.9rem"><span class="badge badge-info">3439</span> Coding Structures for Seated Row Simulation of an Active Controlled Vibration Isolation and Stabilization System for Astronaut’s Exercise Platform</h5> <div class="card-body"> <p class="card-text"><strong>Authors:</strong> <a href="https://publications.waset.org/abstracts/search?q=Ziraguen%20O.%20Williams">Ziraguen O. Williams</a>, <a href="https://publications.waset.org/abstracts/search?q=Shield%20B.%20Lin"> Shield B. Lin</a>, <a href="https://publications.waset.org/abstracts/search?q=Fouad%20N.%20Matari"> Fouad N. Matari</a>, <a href="https://publications.waset.org/abstracts/search?q=Leslie%20J.%20Quiocho"> Leslie J. Quiocho</a> </p> <p class="card-text"><strong>Abstract:</strong></p> Simulation for seated row exercise was a continued task to assist NASA in analyzing a one-dimensional vibration isolation and stabilization system for astronaut’s exercise platform. Feedback delay and signal noise were added to the model as previously done in simulation for squat exercise. Simulation runs for this study were conducted in two software simulation tools, Trick and MBDyn, software simulation environments developed at the NASA Johnson Space Center. The exciter force in the simulation was calculated from the motion capture of an exerciser during a seated row exercise. The simulation runs include passive control, active control using a Proportional, Integral, Derivative (PID) controller, and active control using a Piecewise Linear Integral Derivative (PWLID) controller. Output parameters include displacements of the exercise platform, the exerciser, and the counterweight; transmitted force to the wall of spacecraft; and actuator force to the platform. The simulation results showed excellent force reduction in the actively controlled system compared to the passive controlled system, which showed less force reduction. <p class="card-text"><strong>Keywords:</strong> <a href="https://publications.waset.org/abstracts/search?q=control" title="control">control</a>, <a href="https://publications.waset.org/abstracts/search?q=counterweight" title=" counterweight"> counterweight</a>, <a href="https://publications.waset.org/abstracts/search?q=isolation" title=" isolation"> isolation</a>, <a href="https://publications.waset.org/abstracts/search?q=vibration." title=" vibration."> vibration.</a> </p> <a href="https://publications.waset.org/abstracts/154195/coding-structures-for-seated-row-simulation-of-an-active-controlled-vibration-isolation-and-stabilization-system-for-astronauts-exercise-platform" class="btn btn-primary btn-sm">Procedia</a> <a href="https://publications.waset.org/abstracts/154195.pdf" target="_blank" class="btn btn-primary btn-sm">PDF</a> <span class="bg-info text-light px-1 py-1 float-right rounded"> Downloads <span class="badge badge-light">142</span> </span> </div> </div> <div class="card paper-listing mb-3 mt-3"> <h5 class="card-header" style="font-size:.9rem"><span class="badge badge-info">3438</span> Using Collaborative Pictures to Understand Student Experience</h5> <div class="card-body"> <p class="card-text"><strong>Authors:</strong> <a href="https://publications.waset.org/abstracts/search?q=Tessa%20Berg">Tessa Berg</a>, <a href="https://publications.waset.org/abstracts/search?q=Emma%20Guion%20Akdag"> Emma Guion Akdag</a> </p> <p class="card-text"><strong>Abstract:</strong></p> Summative feedback forms are used in academia for gathering data on course quality and student understanding. Students answer a series of questions based on the course they are soon to finish in these forms. Feedback forms are notorious for being homogenised and limiting and thus the data captured is often neutral and lacking in tacit emotional responses. This paper contrasts student feedback forms with collaborative drawing. We analyse 19 pictures drawn by international students on a pre-sessional course. Through visuals we present an approach to enable a holistic level of student understanding. Visuals communicate irrespective of possible language, cultural and educational barriers. This paper sought to discover if the pictures mirrored the feedback given on a typical feedback form. Findings indicate a considerable difference in the two approaches and thus we highlight the value of collaborative drawing as a complimentary resource to aid the understanding of student experience. <p class="card-text"><strong>Keywords:</strong> <a href="https://publications.waset.org/abstracts/search?q=feedback%20forms" title="feedback forms">feedback forms</a>, <a href="https://publications.waset.org/abstracts/search?q=visualisation" title=" visualisation"> visualisation</a>, <a href="https://publications.waset.org/abstracts/search?q=student%20experience" title=" student experience"> student experience</a>, <a href="https://publications.waset.org/abstracts/search?q=collaborative%20drawing" title=" collaborative drawing"> collaborative drawing</a> </p> <a href="https://publications.waset.org/abstracts/46260/using-collaborative-pictures-to-understand-student-experience" class="btn btn-primary btn-sm">Procedia</a> <a href="https://publications.waset.org/abstracts/46260.pdf" target="_blank" class="btn btn-primary btn-sm">PDF</a> <span class="bg-info text-light px-1 py-1 float-right rounded"> Downloads <span class="badge badge-light">345</span> </span> </div> </div> <div class="card paper-listing mb-3 mt-3"> <h5 class="card-header" style="font-size:.9rem"><span class="badge badge-info">3437</span> Types of Feedback and Their Effectiveness in an EFL Context in Iran</h5> <div class="card-body"> <p class="card-text"><strong>Authors:</strong> <a href="https://publications.waset.org/abstracts/search?q=Adel%20Ebrahimpourtaher">Adel Ebrahimpourtaher</a>, <a href="https://publications.waset.org/abstracts/search?q=Saeede%20Eisaie"> Saeede Eisaie</a> </p> <p class="card-text"><strong>Abstract:</strong></p> This study was an attempt to investigate the types of feedback most frequently provided to the students and their effectiveness based on the students’ preferences established through the interview conducted after the treatment. For this purpose, some class sessions of the students of the institute who were studying general English (pre-intermediate level) were recorded by the teacher for the analysis of the feed backs. The results of the analysis and transcriptions indicated that recast is the most frequent feedback type used by the teacher. In addition, the interview indicated that most of the students prefer recast as well as elicitation and explicit correction to some extent. <p class="card-text"><strong>Keywords:</strong> <a href="https://publications.waset.org/abstracts/search?q=EFL" title="EFL">EFL</a>, <a href="https://publications.waset.org/abstracts/search?q=elicitation" title=" elicitation"> elicitation</a>, <a href="https://publications.waset.org/abstracts/search?q=explicit" title=" explicit"> explicit</a>, <a href="https://publications.waset.org/abstracts/search?q=recast" title=" recast"> recast</a>, <a href="https://publications.waset.org/abstracts/search?q=feedback" title=" feedback"> feedback</a> </p> <a href="https://publications.waset.org/abstracts/31817/types-of-feedback-and-their-effectiveness-in-an-efl-context-in-iran" class="btn btn-primary btn-sm">Procedia</a> <a href="https://publications.waset.org/abstracts/31817.pdf" target="_blank" class="btn btn-primary btn-sm">PDF</a> <span class="bg-info text-light px-1 py-1 float-right rounded"> Downloads <span class="badge badge-light">366</span> </span> </div> </div> <ul class="pagination"> <li class="page-item disabled"><span class="page-link">&lsaquo;</span></li> <li class="page-item active"><span class="page-link">1</span></li> <li class="page-item"><a class="page-link" href="https://publications.waset.org/abstracts/search?q=force%20feedback&amp;page=2">2</a></li> <li class="page-item"><a class="page-link" href="https://publications.waset.org/abstracts/search?q=force%20feedback&amp;page=3">3</a></li> <li class="page-item"><a class="page-link" href="https://publications.waset.org/abstracts/search?q=force%20feedback&amp;page=4">4</a></li> <li class="page-item"><a class="page-link" href="https://publications.waset.org/abstracts/search?q=force%20feedback&amp;page=5">5</a></li> <li class="page-item"><a class="page-link" href="https://publications.waset.org/abstracts/search?q=force%20feedback&amp;page=6">6</a></li> <li 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