{"id":12416,"date":"2021-12-15T16:13:46","date_gmt":"2021-12-15T15:13:46","guid":{"rendered":"https:\/\/www.teoresigroup.com\/?post_type=thesis&#038;p=12416"},"modified":"2022-02-02T15:33:29","modified_gmt":"2022-02-02T14:33:29","slug":"riconoscimento-di-gesti-tramite-sensori-time-of-flight","status":"publish","type":"thesis","link":"https:\/\/www.teoresigroup.com\/it\/thesis\/riconoscimento-di-gesti-tramite-sensori-time-of-flight\/","title":{"rendered":"Riconoscimento di gesti tramite sensori Time-Of-Flight"},"content":{"rendered":"\n<div class=\"wp-block-columns align-center row sezione\">\n<div class=\"wp-block-column small-12 medium-10 large-8\">\n<h5 class=\"has-text-align-center wp-block-heading\">Abstract<\/h5>\n\n\n\n<p>Dalla nascita dei moderni sistemi informatici, i ricercatori hanno sviluppato varie soluzioni per il riconoscimento dei gesti nel contesto dell&#8217;interazione uomo-macchina (HMI). Al giorno d&#8217;oggi, l&#8217;avanguardia in questo campo \u00e8 il riconoscimento dei gesti \u201ctouchless\u201d ovvero senza contatto fisico.<\/p>\n\n\n\n<p>La tecnologia touchless \u00e8 stata incorporata in applicazioni che vanno dall&#8217;ambiente industriale (ad es. interazione uomo-robot) alle applicazioni di intrattenimento, all&#8217;assistenza sanitaria e all&#8217;industria automobilistica.<\/p>\n\n\n\n<p>Fino a poco tempo, gran parte del riconoscimento dei gesti touchless si \u00e8 concentrato sull&#8217;utilizzo di tecniche di visione artificiale. Tuttavia, queste tecniche richiedono un&#8217;elevata potenza di calcolo per comprendere le immagini con successo e si sono rivelate non utili al buio o in altre condizioni di scarsa visibilit\u00e0. Sulla base di analisi di mercato del riconoscimento dei gesti e del rilevamento touchless, &#8220;si prevede che la tecnologia basata sui sensori occuper\u00e0 una ampia quota del mercato nei prossimi anni&#8221;.<\/p>\n\n\n\n<p>Due tipi di sensori sono utilizzati principalmente nei dispositivi di rilevamento senza contatto: sensori a infrarossi e sensori capacitivi. Tuttavia, ciascuno di questi sensori ha dimostrato di presentare notevoli svantaggi. In questa tesi \u00e8 stato proposto il progetto di un prototipo di sensore touchless utilizzando la tecnologia Time-of-Flight (TOF). La strategia escogitata mira ad ottenere la migliore configurazione con un basso costo e un&#8217;elevata affidabilit\u00e0.<\/p>\n\n\n\n<p>Il sistema proposto \u00e8 composto da una matrice orizzontale di tre sensori TOF (Time-Of-Flight). I sensori vengono utilizzati per la raccolta di dati relativi a sette gesti delle mani eseguiti dall&#8217;utente a una distanza predefinita dal dispositivo. I movimenti dei gesti delle mani sono classificati utilizzando le reti neurali. Al termine, l&#8217;approccio proposto viene validato tramite un&#8217;interfaccia utente grafica (GUI). Questa tesi offre anche una panoramica delle diverse tecnologie utilizzate nel rilevamento senza contatto fornendo una valutazione comparativa delle prestazioni di altri tipi di sensori di riconoscimento di gesti disponibili sul mercato.<\/p>\n\n\n\n<h5 class=\"has-text-align-center wp-block-heading\">Obiettivo Tesi<\/h5>\n\n\n\n<p>Analizzare e implementare un sistema di riconoscimento di gestures tramite sensori ToF (Time-of-Flight) a basso costo<\/p>\n\n\n\n<h5 class=\"has-text-align-center wp-block-heading\">Metodologia di ricerca<\/h5>\n\n\n\n<p>Sviluppo di sistemi di interazione uomo-macchina non convenzionali e a basso costo da utilizzare in ambienti specifici.<\/p>\n\n\n\n<h5 class=\"has-text-align-center wp-block-heading\">Sviluppi futuri<\/h5>\n\n\n\n<p>Applicazione del sistema a use-cases differenti per analizzare e verificare i limiti del sistema. Utilizzo del model-based-design per analizzare il comportamento dei sensori, sviluppare algoritmi di riconoscimento gestures e simulare l\u2019interazione con l\u2019utente.<\/p>\n<\/div>\n<\/div>\n","protected":false},"featured_media":0,"template":"","university":[183],"thesis_type":[261,255],"keyword":[194,197,187,195,196,192,193],"class_list":["post-12416","thesis","type-thesis","status-publish","hentry","university-politecnico-di-torino-it","thesis_type-hmi-human-machine-interface-it","thesis_type-python-it","keyword-gesture","keyword-hmi","keyword-python","keyword-stm32","keyword-time-of-flight","keyword-tof","keyword-touchless"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.6 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Riconoscimento di gesti tramite sensori Time-Of-Flight - Teoresi Group<\/title>\n<meta name=\"description\" content=\"Discover all you need to know about Riconoscimento di gesti tramite sensori Time-Of-Flight on Teoresi Group - Teoresi Group is high profile engineering. 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