CINXE.COM

<!DOCTYPE html><html lang="en-US"><head><title>Just a moment...</title><meta http-equiv="Content-Type" content="text/html; charset=UTF-8"><meta http-equiv="X-UA-Compatible" content="IE=Edge"><meta name="robots" content="noindex,nofollow"><meta name="viewport" content="width=device-width,initial-scale=1"><style>*{box-sizing:border-box;margin:0;padding:0}html{line-height:1.15;-webkit-text-size-adjust:100%;color:#313131;font-family:system-ui,-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica Neue,Arial,Noto Sans,sans-serif,Apple Color Emoji,Segoe UI Emoji,Segoe UI Symbol,Noto Color Emoji}body{display:flex;flex-direction:column;height:100vh;min-height:100vh}.main-content{margin:8rem auto;max-width:60rem;padding-left:1.5rem}@media (width <= 720px){.main-content{margin-top:4rem}}.h2{font-size:1.5rem;font-weight:500;line-height:2.25rem}@media (width <= 720px){.h2{font-size:1.25rem;line-height:1.5rem}}#challenge-error-text{background-image:url(data:image/svg+xml;base64,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);background-repeat:no-repeat;background-size:contain;padding-left:34px}@media (prefers-color-scheme:dark){body{background-color:#222;color:#d9d9d9}}</style><meta http-equiv="refresh" content="120"></head><body class="no-js"><div class="main-wrapper" role="main"><div class="main-content"><noscript><div class="h2"><span id="challenge-error-text">Enable JavaScript and cookies to continue</span></div></noscript></div></div><script>(function(){window._cf_chl_opt={cvId: '3',cZone: "publications.waset.org",cType: 'non-interactive',cRay: '9134ae8978185ffd',cH: 'E443IkFssSNom0wROLZ29CHfCNjueOlfXAgk29DDqBw-1739783819-1.2.1.1-dBtYCk0tNbnSvDl1vP1yzkf7ikk2Q41bF7Sri526O68ZaIkvyDY51F6qf8uv6sLH',cUPMDTk: "\/abstracts\/search?q=drones&__cf_chl_tk=a9A1d5NRvBANXjBCTlNuwvW.SQTacTKdJcWbP55S3cs-1739783819-1.0.1.1-wkvQshOX4hEsQRZdMwfhsNMfPweF0UnWpWcaWOLRMMI",cFPWv: 'b',cITimeS: '1739783819',cTTimeMs: '1000',cMTimeMs: '120000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/abstracts\/search?q=drones&__cf_chl_f_tk=a9A1d5NRvBANXjBCTlNuwvW.SQTacTKdJcWbP55S3cs-1739783819-1.0.1.1-wkvQshOX4hEsQRZdMwfhsNMfPweF0UnWpWcaWOLRMMI",md: "ywcH3zIgzUwIp168uXjkdBKL_j.CCDsazNMmERwRf48-1739783819-1.2.1.1-_ZaRnPV0RRdgJX_ow6C6Gqarqiyrbcd95kbnCUYGu2EGNDjps6dUUNDtfukkRteUuzXK7K0oB6rKUu97aGpsKzxZlv8Zr4bRv1Z_uFZ8m8kfytfbCa8K5lLPXOa1dj8Mxx.Vk6wBwgoGgSEpbyNdu1AJv3DtVlHk8.JoUzfede.kn8yFC0iQDKKVDF3TwRjJ9Wwp4U0v3sw.cuXwoaKootl45lJO0I.5snJ2CgK9wvt5ElSsf35lGZ7LMofcC0SerKVtDJTcNVX9PHHeu3KoZzYKZCK9z1rDik9Tn391P4cu5joqQuh.DTbjAD75rrCGSMVExGRuYi8S8c3RrC_QImrHqBpU6BoiYHHlS1HIhfgvBvdOvqyPiIvsechnXgITlr1KpI.SAdaLhSqlEwT5Zabqp_prj8rfiIjpa5DO2LiU761j.DoThdykYU07uBs8RG5WJMveYM_Jg53FzZcE_BbY9x9vnrIpfZhRYmRrBckozWs9jSM1HiSBznOwPRT2_8g.VUirHmv0jHSUUkcYmq2AM4aQat3Z40ZhLMkjoSr2zc0jKqd3HWkcRGCzK96mmRJBseC2RviQNHKNvRItnubsrtP_ztIuSQODWDueS6Qb.asisHxJkj0G2DyWaVpHMjsJ2NB0ugVXSY.ybW._LUnekghrEfN6E9rgPqCLoyH_DiQC3FsudmvxFf9wFwYaRHEsGysd8gufufEDD.0x5JsPxtMrJ4BB7b0UKe8Ur_iicf51Pj6FsnBnz758LBBWEonsdWjGzpH8Lgm9dGxYrfGxRMAMG0WWy6Ko3gM._9OhrNt.4daQJzN2Jr_J7EPwMvx3dNb6r18O4_XhoDCEgUP4DIIg91XUn_ColHgb6LRRY5SyrEPii.qZkgvEu5eUlDA_CMh1_VLsSyA1A5y0qlBqXR4r0drEqIBcYXPQPOII8RVYlj8Nvdsp1Pquy2yl5KYGTngn8bWJ8wjNNWmd77hNOkQmDuXlxEVbRwDfhmzsn7qIY7Sd83iFsqli53oGQNCRMwn6QEr4p1tqhGBIpjRSKgnH1eighV8TcEEdxjRsGa9GBc7u_E4uM1fMfJ1r9Gkxy2QplL74nUuBrJOwlqDxTXYbNo_Xpk9mShvF8dtiTPDdyi.R6p87ygWl9Ehbd2uUcpaAdC8fBtdZKUH4yvIuAWs380udEXOqlC5D6NBpiInWRVZ28lwO5YuX8eyz5SCXEZ.LfblhwXO0umR8Pkb8DIJQB7KRu4JJf6vNA17y3e0BN9v7aRUjpF.4R0V7FUmCvfbmEKIJwuV__KYXfkKL7nOttsVcuDpKgAaUQkkxJ_gzni6vy7KuibcRHPjNAq4Wq.MM3D_PdlC2KxdfSPffZURHMO.qloPrr5ZRAcEFuOkHcofiYhVWEn1LrwVhsLvkxxE8kmi30w9vE3WakACvAfShfadRBK41lo_Rl5JuQKJE2VJnK2GKGvTC4yDpS8.ODmEFmltwIhkXN9_lSDQ5aTsTBnZEUnv1OUXOoOw6pLd67WN7ZXothjcZldpM8cs2x5CL.XfUt8iNEUS78sNCthB7gBaafYeI4JV8FRjibbfvH7tFbk_BXxCuKt14fbexLi.UWhhEECc9cNuHmtzRdNPLxnMrCfzbUj_u4MdrrOsuDcgQRb.SWZOYUF3riE7ke_Hz26gJerv3ihYboGQ2bI_XJGjvSpm8WKvsVNYfKZcFwI3dnKFlzW8TnmdbSrhaJHJDSEWeYpHMRO2pJsCMTzXkk4yxZCOoRQ.cagdGEhbqui8372fLwqAI4BS1CWs8z0XZ9WBzRTXeTQ2WJfHR56o5Gs2cVPe70D6qt0vrJLri5aDa6wG.amwSsJSTj.m0Z5T8vJ1oQ5EXDH.ckGmJI_TzwUrRyjiS8LzIlObpl0k3muwWw0RBurpeEayROt6AH5JnZwj7Ax7ro95YlQ",mdrd: "VJSnYSr19I7yVMEqfiDpTd9RUzDzwfVI2BthGsxEAzs-1739783819-1.2.1.1-t85_IJ..17AQcuzc1uiRMc2QRPWKtskTYbPCABxjWoBC8GIPPN7wBcLXRJUMQu3uaq5csYPOv1AyfOaOM3n50aPHdAU0e9nUyT4j3lCFRTKLeOHfojb04e9egwDKuup3z3Y.KpB3DcEWYsteY0RVhTGpnOWPTYOCwMISVzlTvSK5l9Ov5z0J8YIsPGRBycBA9IW1POp50seV.57Lautq525vBVnF.sUGQAdkIYuswwH8x81xkrfUS8HI4zACuftJ5.WBfqvNqGf2DAotJ3q09rrfZWVjAPXmDhAlHu3Pxo4.AYtNL_cXohB88NAbgSJG.KuuzPZbuQQKUuBEKsi8WmGcXPkAx5XNa..irnMts2AzwLNahLwcL.KAd6FjHBJMsFeXCM9mM2WBWxGpzv58pr6_k0cnydVUjG9th3W3CV91.FBKeKP0bz0UXfMkK8.G6rT3eqyLp8GhK6gBwNG4.k.pvcGPo7y28l5UDt2X04ZHUB9DItJ5XM301gPWts1WyTF2.Uf2rV20i9LFBKbq0BlNXsnCd8QxkeitpuY1LDO5COb.7jb6BclL6MpZLzM7bOA7mxc198hmem5I41EiFKd7wj8LlW8uQeLqeG7vZNXqtxUAnQRdfopA2djaqFdrUhDQ09Qz_2n1IQpM2xg4ZUPu3229kQ7v.f10kUd8cPQ9KHBeGJMb5IRfpcs52Js4Bnmj3ViuYWI4VQDED0iLhFM3y.a7Q.T82sE_t0vjyUNPy4h.uiX3q81kEQHO6lgAgr8E3gaH24WyfG425vlz9DLaLa7BYSf4LALUaAjZRiUX2CDuu7MIIbqSz3WKqvJi3khT5h.VbasFT8Sr1fxxg7_kWlsmqC27x9GiQ6z4XR.DEpOKFYzfgjzyzx_4Xfrck4b41Z01vK7hN5Ncacn_woPUyzeMlQ6zbP283g0ZXIyBOLm7t2i8LxDHM_M9jWWIlW7Av40MMO1QJE0Vh3nnR6_zAfysLSvROOR20nB3v_7bmKpqUA5oZTWZ2xeTgw0S.3GqBsEuWRA4K9dQvXFrvPHDg508CjdKT9nRhwad_peN5X05m2qDptuO9IA6ziFnYOFa04b76TvEl5D1oV1aQj8UBbeV8zzP0F0Zu9SmnHuVNTeVoi1wjD4tB63zQe5s3xLr0zYtCCNLKgpw3pjqITt.SmyFUT8EQeCtFK20neWFguvRBlTqXY5X1_ZHUmweHRbnddXQYCQWdLXaOPFRq4fGr4o6yo5o2yauyzEvg_eZ1qifSEo7qCrtM2SEs5fGpPU_Mt1waceECgFqg63xCP.ZqgfgbXm5D2VIozH6UNINs9pGiGoteD54O1xvExscjGoShtGpbBJ5sdLUzYDfN.IBCTA3kzHkFdh8gFHRYUZaAEssXiwg.Gu41jRJJLI6AAFn9hWU607dIUJV.i71bOnwcf6SopmqjJtTECLmac8A0JCRXechKsbd8PIVyQDZba.XEKvTxolXrEgx_TZL0jyd3dqLNYMpEc0NAiQno9dcXRxRFh3.3gmqKQiekZByr2rdkmK.CX4bDFbAJfd9Qgs_GVKS2sIulhcikwGJR6hQZu0wjW1DoOEUzqkfOxvoAk0RrbMcqMTiwXjVSajxz0P7Uj3XW5XgonF1RmPOKAnxo5l1tUnsZKoX0D_VJ2gJQ1_2d2uXzVmC_YWWpnb3DFBW4C.PnWT2RbWVWbpR2knoML1BR61GaxN9Nst1HoFnfPMzf.0D4EdSTi_Fwwwy2Lets3chwetySQah6B74a5O9bqSGRbK1gWn_8RsSJItqaUhG35yeiD2kxXfSqhlZoTsDrN2TF8z1KgJ0TTcm6yvKjzC_wpQ1wHfjOHHpoLhhc4iOJxpklSlENbFmjmH.DmDISP5A9bcjC_cVuH_onfU98ZEVFo3hLgNecEwYl1XdwSE0nGRlmgz0YdddDVg0uKk4nfmzNupstCQU69nYNsADMK0KlwmCmkWLouW_VHmu"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/b/orchestrate/chl_page/v1?ray=9134ae8978185ffd';window._cf_chl_opt.cOgUHash = location.hash === '' && location.href.indexOf('#') !== -1 ? '#' : location.hash;window._cf_chl_opt.cOgUQuery = location.search === '' && location.href.slice(0, location.href.length - window._cf_chl_opt.cOgUHash.length).indexOf('?') !== -1 ? '?' : location.search;if (window.history && window.history.replaceState) {var ogU = location.pathname + window._cf_chl_opt.cOgUQuery + window._cf_chl_opt.cOgUHash;history.replaceState(null, null, "\/abstracts\/search?q=drones&__cf_chl_rt_tk=a9A1d5NRvBANXjBCTlNuwvW.SQTacTKdJcWbP55S3cs-1739783819-1.0.1.1-wkvQshOX4hEsQRZdMwfhsNMfPweF0UnWpWcaWOLRMMI" + window._cf_chl_opt.cOgUHash);cpo.onload = function() {history.replaceState(null, null, ogU);}}document.getElementsByTagName('head')[0].appendChild(cpo);}());</script></body></html>