{"id":153032,"date":"2013-03-04T00:00:00","date_gmt":"2013-03-04T00:00:00","guid":{"rendered":"https:\/\/v2.optiknow.ca\/premiere-carte-geographique-de-la-vision\/"},"modified":"2013-03-04T00:00:00","modified_gmt":"2013-03-04T00:00:00","slug":"premiere-carte-geographique-de-la-vision","status":"publish","type":"post","link":"https:\/\/v2.optiknow.ca\/fr\/2013\/03\/04\/premiere-carte-geographique-de-la-vision\/","title":{"rendered":"Premi\u00e8re carte \u00ab g\u00e9ographique \u00bb de la vision"},"content":{"rendered":"<p>Comment notre cerveau organise-t-il les milliers d'images qui frappent la r\u00e9tine chaque jour\u00a0? C'est la question \u00e0 laquelle des chercheurs de l'Universit\u00e9 de Californie, Berkeley, ont tent\u00e9 de r\u00e9pondre en cr\u00e9ant la premi\u00e8re carte interactive des regroupements d'images effectu\u00e9s par le cerveau.\u00a0<\/p>\n<p>\u00a0<\/p>\n<p>Le r\u00e9sultat constitue ce que les chercheurs appellent un \u00ab\u00a0espace s\u00e9mantique continuel\u00a0\u00bb. Auparavant, la communaut\u00e9 scientifique croyait que chaque cat\u00e9gorie d'objets ou d'actions que les humains voyaient (personnes, animaux, voitures, mouvements) \u00e9tait repr\u00e9sent\u00e9e dans une r\u00e9gion s\u00e9par\u00e9e du cortex visuel. Dans l'\u00e9tude des chercheurs de Berkeley, on peut constater que ces cat\u00e9gories sont en fait repr\u00e9sent\u00e9es dans des cartes tr\u00e8s organis\u00e9es, qui se recoupent et couvrent pr\u00e8s de 20 % du cerveau, incluant l'aire somato-sensitive et les cortex frontaux.\u00a0<\/p>\n<p>\u00a0<\/p>\n<p>Une meilleure compr\u00e9hension de l'organisation c\u00e9r\u00e9brale de la vision pourrait aider le diagnostique et le traitement de d\u00e9sordres c\u00e9r\u00e9braux. Elle pourrait aussi favoriser la cr\u00e9ation d'interfaces cerveau-machine.<\/p>\n<p>\u00a0<\/p>\n<p>\u00ab\u00a0Notre d\u00e9couverte sugg\u00e8re que des scans c\u00e9r\u00e9braux pourraient bient\u00f4t \u00eatre utilis\u00e9s pour marquer une image que quelqu'un voit, et pourrait aussi aider \u00e0 enseigner aux ordinateurs comment mieux reconna\u00eetre des images\u00a0\u00bb, soutient le candidat au doctorat Alexander Huth.<\/p>\n<p>\u00a0<\/p>\n<p>Source\u00a0: <a title=\"Premi\u00e8re carte \u00ab g\u00e9ographique \u00bb de la vision\" href=\"http:\/\/newscenter.berkeley.edu\/2012\/12\/19\/semanticspace\">http:\/\/newscenter.berkeley.edu\/2012\/12\/19\/semanticspace<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Comment notre cerveau organise-t-il les milliers d'images qui frappent la r\u00e9tine chaque jour\u00a0? C'est la question \u00e0 laquelle des chercheurs de l'Universit\u00e9 de Californie, Berkeley, ont tent\u00e9 de r\u00e9pondre en [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[23133],"tags":[],"class_list":["post-153032","post","type-post","status-publish","format-standard","hentry","category-nouvelles"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v28.2 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Premi\u00e8re carte \u00ab g\u00e9ographique \u00bb de la vision - OptikNow<\/title>\n<meta name=\"robots\" content=\"noindex, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<meta property=\"og:locale\" content=\"fr_FR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Premi\u00e8re carte \u00ab g\u00e9ographique \u00bb de la vision - OptikNow\" \/>\n<meta property=\"og:description\" content=\"Comment notre cerveau organise-t-il les milliers d&#039;images qui frappent la r\u00e9tine chaque jour\u00a0? 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