{"id":14047,"date":"2019-06-03T09:38:46","date_gmt":"2019-06-03T09:38:46","guid":{"rendered":"https:\/\/vr-room.ch\/?p=14047"},"modified":"2019-05-25T09:47:11","modified_gmt":"2019-05-25T09:47:11","slug":"wie-benutzerfreundlich-ist-virtual-reality","status":"publish","type":"post","link":"https:\/\/vr-room.ch\/fr\/2019\/06\/03\/wie-benutzerfreundlich-ist-virtual-reality\/","title":{"rendered":"La r\u00e9alit\u00e9 virtuelle est-elle facile \u00e0 utiliser ?"},"content":{"rendered":"<h3 id=\"informatiker-der-universitaet-goettingen-entwickelt-automatisiertes-verfahren-zur-ueberpruefung-ob-ein-virtueller-raum-benutzerfreundlich-ist\">Un informaticien de l'universit\u00e9 de G\u00f6ttingen d\u00e9veloppe une m\u00e9thode automatis\u00e9e pour v\u00e9rifier si une salle virtuelle est conviviale.<!--more--><\/h3>\n<p>La VR conquiert de plus en plus de domaines d'application. Il est donc important que les mondes virtuels soient \u00e9galement conviviaux. Pour le v\u00e9rifier, il fallait jusqu'\u00e0 pr\u00e9sent proc\u00e9der \u00e0 des tests manuels avec des volontaires, ce qui peut \u00eatre \u00e0 la fois long et co\u00fbteux. Le Dr Patrick Harms de l'institut d'informatique de la <a href=\"https:\/\/www.uni-goettingen.de\/de\/3240.html?id=5452\">Universit\u00e9 de G\u00f6ttingen<\/a> a d\u00e9velopp\u00e9 une technologie qui d\u00e9tecte de mani\u00e8re automatis\u00e9e de nombreux probl\u00e8mes de convivialit\u00e9 dans l'espace virtuel. Les r\u00e9sultats ont \u00e9t\u00e9 publi\u00e9s dans le journal ACM \"Transactions on Computer-Human Interaction\".<\/p>\n<h3 id=\"kaffee-holen-und-kopierer-bedienen-als-testumgebung\">Aller chercher du caf\u00e9 et utiliser la photocopieuse comme environnement de test<\/h3>\n<p>Pour tester sa nouvelle technologie, Harms a choisi deux sc\u00e9narios virtuels : Dans la \"sc\u00e8ne du caf\u00e9\", l'utilisateur devait aller chercher une tasse, la placer exactement sous la machine \u00e0 caf\u00e9 et appuyer sur le bouton appropri\u00e9. Dans un autre sc\u00e9nario virtuel, l'utilisateur devait copier un papier. La nouvelle technologie d'\u00e9valuation automatis\u00e9e se d\u00e9roule en trois \u00e9tapes. Tout d'abord, les diff\u00e9rentes activit\u00e9s et mouvements des personnes test\u00e9es sont enregistr\u00e9s en d\u00e9tail avec la RV. Il en r\u00e9sulte des listes d'activit\u00e9s.<\/p>\n<p>Dans ces listes, le programme informatique MAUSI-VR d\u00e9velopp\u00e9 par Harms recherche automatiquement, dans une deuxi\u00e8me \u00e9tape, les comportements typiques des utilisateurs. Dans un troisi\u00e8me temps, ce comportement est \u00e9valu\u00e9 par le programme en fonction d'anomalies d\u00e9finies. \"Il est ainsi possible, entre autres, de d\u00e9terminer dans quelle mesure les utilisateurs d'une RV sont guid\u00e9s par celle-ci et s'ils doivent habituellement ex\u00e9cuter des processus d\u00e9favorables sur le plan ergonomique lors de l'utilisation\", explique Harms. En outre, le programme d\u00e9tecte les probl\u00e8mes d'interaction qui obligent les utilisateurs \u00e0 r\u00e9p\u00e9ter plusieurs fois certaines proc\u00e9dures ou \u00e0 les interrompre.<\/p>\n<h3 id=\"alles-wird-automatisiert\">Tout est automatis\u00e9<\/h3>\n<p>Le concept de MAUSI-VR est bas\u00e9 sur les travaux pr\u00e9liminaires du groupe de chercheurs \"Software Engineering for Verteilte Systems\" autour du professeur Jens Grabowski, de l'Institut d'informatique de l'universit\u00e9 de G\u00f6ttingen, sur l'\u00e9valuation automatis\u00e9e de l'utilisabilit\u00e9 des sites web et des logiciels de bureau. Ces travaux ont \u00e9t\u00e9 transpos\u00e9s et compl\u00e9t\u00e9s par Harms dans le monde virtuel. \"Contrairement aux \u00e9valuations manuelles, les \u00e9valuations automatis\u00e9es peuvent \u00eatre plus fr\u00e9quentes, moins co\u00fbteuses et ne n\u00e9cessitent pas de pr\u00e9paration particuli\u00e8re, aussi bien pendant le d\u00e9veloppement d'une RV qu'apr\u00e8s sa publication en continu\". Les d\u00e9veloppeurs ont ainsi la possibilit\u00e9 de prendre en compte les am\u00e9liorations de la RV, m\u00eame \u00e0 court terme, dans la prochaine r\u00e9vision du logiciel.<\/p>\n<p>Source : communiqu\u00e9 de presse<\/p>","protected":false},"excerpt":{"rendered":"Un informaticien de l'universit\u00e9 de G\u00f6ttingen d\u00e9veloppe une m\u00e9thode automatis\u00e9e pour v\u00e9rifier si une salle virtuelle est conviviale.","protected":false},"author":12,"featured_media":14051,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[5],"tags":[],"class_list":{"0":"post-14047","1":"post","2":"type-post","3":"status-publish","4":"format-standard","5":"has-post-thumbnail","7":"category-virtual-reality-forschung","8":"cs-entry","9":"cs-video-wrap"},"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.4 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Wie benutzerfreundlich ist Virtual Reality? 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