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Inverted CERN School of Computing 2023 (6-9 March 2023): The most beautiful line you can draw with Kalman filter (1/2) · Indico
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The Inverted School provides a platform to share their knowledge by turning students into teachers. More information on the Inverted CSC events can be found at https://csc.web.cern.ch/schools/inverted-school/.The school will take place on March 6-9, 2023 as a hybrid event - at CERN and on Zoom. The event will be..."> <script type="application/ld+json"> {"@context":"http://schema.org","@type":"Event","description":"The 14th Inverted CERN School of Computing (iCSC 2023)\u00a0consists of classes (lectures, exercises, demonstration and consultations) given\u00a0by former CERN School of Computing students. The Inverted School provides a platform to share their knowledge by turning students into teachers. More information on the Inverted CSC events can be found at https://csc.web.cern.ch/schools/inverted-school/.The school will take place on March 6-9, 2023 as a hybrid event - at CERN and on Zoom. \u00a0The event will be recorded.Registrations are closed.\u00a0Topics covered this year include:Accelerated ComputingNeural NetworksC++ compilersMultiplatform python programmingAuthentication and AuthorizationMessage Passing SystemsMachine Learining OpsCPU Performance ProgrammingCloud \u0026 ContainersTrack FindingQuantum Computing\u00a0","endDate":"2023-03-09T17:30:00+01:00","location":{"@type":"Place","address":"No address set","name":"CERN"},"name":"Inverted CERN School of Computing 2023","performer":[{"@type":"Person","affiliation":{"@type":"Organization","name":"CERN"},"name":"Alberto Pace"},{"@type":"Person","affiliation":{"@type":"Organization","name":"CERN"},"name":"Kristina Gunne"},{"@type":"Person","affiliation":{"@type":"Organization","name":"CERN"},"name":"Jarek 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Europe/Skopje </option> <option value="Europe/Sofia" > Europe/Sofia </option> <option value="Europe/Stockholm" > Europe/Stockholm </option> <option value="Europe/Tallinn" > Europe/Tallinn </option> <option value="Europe/Tirane" > Europe/Tirane </option> <option value="Europe/Ulyanovsk" > Europe/Ulyanovsk </option> <option value="Europe/Vaduz" > Europe/Vaduz </option> <option value="Europe/Vatican" > Europe/Vatican </option> <option value="Europe/Vienna" > Europe/Vienna </option> <option value="Europe/Vilnius" > Europe/Vilnius </option> <option value="Europe/Volgograd" > Europe/Volgograd </option> <option value="Europe/Warsaw" > Europe/Warsaw </option> <option value="Europe/Zagreb" > Europe/Zagreb </option> <option value="Europe/Zurich" selected > Europe/Zurich </option> <option value="GMT" > GMT </option> <option value="Indian/Antananarivo" > Indian/Antananarivo </option> <option value="Indian/Chagos" > Indian/Chagos </option> <option value="Indian/Christmas" > Indian/Christmas </option> <option value="Indian/Cocos" > Indian/Cocos </option> <option value="Indian/Comoro" > Indian/Comoro </option> <option value="Indian/Kerguelen" > Indian/Kerguelen </option> <option value="Indian/Mahe" > Indian/Mahe </option> <option value="Indian/Maldives" > Indian/Maldives </option> <option value="Indian/Mauritius" > Indian/Mauritius </option> <option value="Indian/Mayotte" > Indian/Mayotte </option> <option value="Indian/Reunion" > Indian/Reunion </option> <option value="Pacific/Apia" > Pacific/Apia </option> <option value="Pacific/Auckland" > Pacific/Auckland </option> <option value="Pacific/Bougainville" > Pacific/Bougainville </option> <option value="Pacific/Chatham" > Pacific/Chatham </option> <option value="Pacific/Chuuk" > Pacific/Chuuk </option> <option value="Pacific/Easter" > Pacific/Easter </option> <option value="Pacific/Efate" > Pacific/Efate </option> <option value="Pacific/Fakaofo" > Pacific/Fakaofo </option> <option value="Pacific/Fiji" > Pacific/Fiji </option> <option value="Pacific/Funafuti" > Pacific/Funafuti </option> <option value="Pacific/Galapagos" > Pacific/Galapagos </option> <option value="Pacific/Gambier" > Pacific/Gambier </option> <option value="Pacific/Guadalcanal" > Pacific/Guadalcanal </option> <option value="Pacific/Guam" > Pacific/Guam </option> <option value="Pacific/Honolulu" > Pacific/Honolulu </option> <option value="Pacific/Kanton" > Pacific/Kanton </option> <option value="Pacific/Kiritimati" > Pacific/Kiritimati </option> <option value="Pacific/Kosrae" > Pacific/Kosrae </option> <option value="Pacific/Kwajalein" > Pacific/Kwajalein </option> <option value="Pacific/Majuro" > Pacific/Majuro </option> <option value="Pacific/Marquesas" > Pacific/Marquesas </option> <option value="Pacific/Midway" > Pacific/Midway </option> <option value="Pacific/Nauru" > Pacific/Nauru </option> <option value="Pacific/Niue" > Pacific/Niue </option> <option value="Pacific/Norfolk" > Pacific/Norfolk </option> <option 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href="https://indico.cern.ch/login/?next=/event/1208723/contributions/5229941/">Login</a> </div> </div> </div> </div> <div id="pageSubHeader"></div> </div> </div> <main class="main"><div> <div class="conf clearfix"> <div class="confheader clearfix" style=""> <div class="confTitleBox clearfix" style=""> <div class="confTitle"> <h1> <a href="/event/1208723/"> <span class="conference-title-link" style=""> <span itemprop="title">Inverted CERN School of Computing 2023</span> </span> </a> </h1> </div> </div> <div class="confSubTitleBox" style=""> <div class="confSubTitleContent flexrow"> <div class="confSubTitle f-self-stretch" style=""> <div class="datePlace"> <div class="date"> 6–9 Mar 2023 </div> <div class="place">CERN</div> <div class="timezone">Europe/Zurich timezone</div> </div> </div> </div> </div> </div> <div id="confSectionsBox" class="clearfix"> <div id="flashed-messages" class="flashed-messages"></div> <div class="conf_leftMenu"> <ul id="outer"> <li class="menuConfTitle"> <a 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href="http://csc.web.cern.ch" target="_blank">CSC portal website</a> <li class="menuConfTitle"> <a href="https://cern.service-now.com/service-portal?id=privacy_policy&se=csc" >Privacy notice</a> </ul> <div class="support_box"> <h3>CERN School of Computing</h3> <ul> <li> <span class="icon icon-mail" aria-hidden="true"></span> <a href="mailto:Computing.School@cern.ch?subject=Inverted%20CERN%20School%20of%20Computing%202023">Computing.School@cern.ch</a> </li> </ul> </div> </div> <div class="confBodyBox clearfix event-locked"> <div class="mainContent"> <div class="col2"> <div class="conference-page item-summary" > <header> <span class="back-button-container"></span> <div class="title"> <div class="text"> <div class="title-with-actions"> <h2 id="main-content" data-bypass-target="Skip to main content"><span class="js-mathjax"> The most beautiful line you can draw with Kalman filter (1/2) </span></h2></div> <div class="subtitle-container"></div> </div> <div class="actions"> <div class="toolbar"> <a class="ursh-get i-button icon-link" title="Obtain short URL" data-original-url="/event/1208723/contributions/5229941/"></a> <a href="/event/1208723/contributions/5229941/contribution.pdf" class="i-button icon-file-pdf" title="Export to PDF"></a> <div id="contribution-calendar-link" data-event-id="1208723" data-contribution-id="5229941"></div> </div> </div> </div> <div class="page-info"> <div class="flexrow f-j-space-between"> <div> <div class="generic-data"> <i class="icon-calendar header-data"></i> <span class="time-info">6 Mar 2023, 09:30</span> </div> <div class="generic-data"> <i class="icon-time header-data"></i> <span class="time-info" title="Duration"> 1h </span> </div> <div class="generic-data"> <span class="location-info contribution-location" data-qtip-html=".qtip-hidden-content" data-qtip-opts='{"hide": {"fixed": true, "delay": 500}}'> <i class="icon-location "></i> <span class="text">31/3-004 - IT Amphitheatre (CERN)</span> </span> <span class="qtip-hidden-content"> <div class="location-info-tip"> <h3>31/3-004 - IT Amphitheatre</h3> <h4>CERN</h4> <div class="icon-user"> 105 </div> <a href="https://maps.cern.ch/mapsearch/mapsearch.htm?n=['31/3-004']" class="map-link"> Show room on map </a> </div> </span> </div> </div> <div> <span class="contrib-type"> Lecture </span> <span class="icon-stack contrib-track" title=""> Physics computing </span> </div> </div> </div> </header> <div class="page-content"> <section> <div class="header"> <div class="header-row"> <h3>Speaker</h3> </div> </div> <div class="speaker-list"> <span class="speaker-item icon-user"> <span>Valeriia Lukashenko</span> <span class="affiliation"> <span class="text">(<span>Nikhef National institute for subatomic physics (NL)</span>)</span></span></span> </div> </section> <section> <div class="header"> <div class="header-row"> <h3>Description</h3> </div> </div> <div class="description js-mathjax"> <p>Track fitting is an everyday repetitive task in the high energy physics detector reconstruction chains. The precision and stability of the fitter depend on the available computing resources. A fit might cost up to half of the CPU time, that is spent on reconstruction. Kalman filters are a widespread solution for the track fitting. A classical Kalman filter is a powerful tool, that is applicable to the linear problems with Gaussian-like errors. However, in reality one has to deal with non-linear problems and sometimes with non-Gaussian errors. The numerical overheat results in instabilities and slows down the convergence. Physics and reparametrisation can help to improve the fit performance. Starting from the simple Kalman filter, we build up a more realistic Kalman filter, discussing practical tricks and possible issues of implementation. We then talk about implementation differences if using CPU or GPU.</p> </div> </section> <table class="other-fields"> </table> <section> <div class="header"> <div class="header-row"> <h3> Author </h3> </div> </div> <div class="speaker-list"> <span itemprop="performers" itemscope itemtype="http://schema.org/Person" class="speaker-item icon-user"> <span>Valeriia Lukashenko</span> <span class="affiliation"> <span class="text">(<span>Nikhef National institute for subatomic physics (NL)</span>)</span> </span> </span> </div> </section> <section class="item-attachments"> <div class="header"> <div class="header-row"> <h3 class="icon-attachment">Presentation materials</h3> </div> </div> <div class="i-box-group vert"> <div class="i-box no-padding"> <div class="i-box-content"> <div class="attachments-box"> <table class="tree"> <tr> <td> <a class="attachment icon-link " data-previewable="false" data-attachment-id="4502410" href="https://cds.cern.ch/record/2851853" target="_blank" rel="noopener noreferrer" title="Recording"><span class="title">Recording</span></a> </td> </tr> <tr> <td> <a class="attachment icon-file-pdf " data-previewable="false" data-attachment-id="4495227" href="/event/1208723/contributions/5229941/attachments/2603081/4495227/The%20most%20beautiful%20line%20you%20can%20draw%20with%20Kalman%20filter%20-%20Valeriia%20Lukashenko.pdf" target="_blank" rel="noopener noreferrer" title="The most beautiful line you can draw with Kalman filter - Valeriia Lukashenko.pdf"><span class="title">The most beautiful line you can draw with Kalman filter - Valeriia Lukashenko.pdf</span></a> </td> </tr> <tr> <td> <a class="attachment icon-link " data-previewable="false" data-attachment-id="4502411" href="https://lecturemedia.cern.ch/2023/1208723c19/" target="_blank" rel="noopener noreferrer" title="Video preview"><span class="title">Video preview</span></a> </td> </tr> </table> </div> </div> </div> </div> </section> <script> setupAttachmentTreeView(); </script> </div> </div> </div> </div> </div> </div> <script> $(document).ready(function() { $('h1').mathJax(); }); </script> </div> </div></main> <div class="footer "> <div class="flexrow f-j-space-between"> <div class="flexrow f-a-center f-self-stretch"> <a href="https://home.cern/" class="footer-logo"> <img src="/static/custom/files/cern_small.svg" alt="CERN" height="60px" width="60px"> </a> <div class="f-self-no-shrink" style="margin-left: 1em;"> <span>Powered by <a href="https://getindico.io">Indico</a> <span class="version">v3.3.6-pre</span> </span> </div> </div> <ul class="footer-links"> <li> <a href="https://indico.docs.cern.ch/"> Help </a> </li> <li> <a href="/contact"> Contact </a> </li> <li> <a href="/tos" data-title="Terms and conditions" data-href="/tos" data-ajax-dialog data-hide-page-header data-close-button> Terms and conditions </a> </li> <li> <a href="/url-shortener" data-title="URL Shortener" data-href="/url-shortener?url=https://indico.cern.ch/event/1208723/contributions/5229941/" data-ajax-dialog data-hide-page-header data-close-button> URL Shortener </a> </li> <li> <a href="https://cern.service-now.com/service-portal?id=privacy_policy&se=Indico-Service&notice=indico">Privacy</a> </li> </ul> <div class="footer-extra f-self-stretch"> </div> </div> </div> <div id="outdated-browser"></div> </body> </html> <!-- Queries: 25 Duration (sql): 0.060496s Duration (req): 0.152855s Endpoint: contributions.display_contribution RH: indico.modules.events.contributions.controllers.display.RHContributionDisplay WP: indico.modules.events.contributions.views.WPContributions -->