{"id":46022,"date":"2017-08-10T15:00:25","date_gmt":"2017-08-10T19:00:25","guid":{"rendered":"http:\/\/isarta.com\/infos\/?p=46022"},"modified":"2017-08-10T16:41:58","modified_gmt":"2017-08-10T20:41:58","slug":"lavenir-des-fausses-nouvelles","status":"publish","type":"post","link":"https:\/\/isarta.com\/infos\/lavenir-des-fausses-nouvelles\/","title":{"rendered":"\u00abL&rsquo;avenir\u00bb des fausses nouvelles"},"content":{"rendered":"<p><span style=\"font-size: 20px; color: #000080;\">M\u00eame si ce jour semble encore loin, il arrivera peut-\u00eatre un moment o\u00f9 les fausses nouvelles ou autre contenu douteux ne seront plus accueillis avec autant de cr\u00e9dulit\u00e9.<\/span><\/p>\n<p><img loading=\"lazy\" class=\"aligncenter wp-image-40388 \" src=\"http:\/\/isarta.com\/infos\/wp-content\/uploads\/2017\/02\/fausses-nouvelles-fake-news-Fotolia_132301634_S.jpg\" width=\"607\" height=\"395\" srcset=\"https:\/\/isarta.com\/infos\/wp-content\/uploads\/2017\/02\/fausses-nouvelles-fake-news-Fotolia_132301634_S.jpg 859w, https:\/\/isarta.com\/infos\/wp-content\/uploads\/2017\/02\/fausses-nouvelles-fake-news-Fotolia_132301634_S-300x195.jpg 300w, https:\/\/isarta.com\/infos\/wp-content\/uploads\/2017\/02\/fausses-nouvelles-fake-news-Fotolia_132301634_S-768x500.jpg 768w\" sizes=\"(max-width: 607px) 100vw, 607px\" \/><\/p>\n<p><span style=\"font-size: 12px; color: #808080;\">10 ao\u00fbt 2017<\/span><\/p>\n<p>\u00c0 ce moment, les auteurs de ce type de contenu devront trouver <strong>d&rsquo;autres moyens<\/strong> pour que les internautes mordent \u00e0 l&rsquo;hame\u00e7on.<\/p>\n<p>Un de ceux-ci pourrait bien \u00eatre la<strong> manipulation<\/strong> et l&rsquo;imitation de<strong> voix<\/strong> sur des contenus en format <strong>audio<\/strong> et <strong>vid\u00e9o.<\/strong><\/p>\n<p>Depuis longtemps, on sait qu&rsquo;une <strong>photo<\/strong> peut facilement \u00eatre <strong>retouch\u00e9e<\/strong> \u00e0 l&rsquo;aide de logiciels graphiques.<\/p>\n<p>Il reste toutefois plus difficile de modifier des <strong>contenus vid\u00e9os.<\/strong><\/p>\n<p>Le discours d&rsquo;un <strong>politicien<\/strong> peut \u00eatre chang\u00e9 par le<strong> doublage<\/strong> de la voix. Toutefois, \u00e0 lui seul, ce proc\u00e9d\u00e9 donne un r\u00e9sultat <strong>peu convaincant.<\/strong><\/p>\n<p>Cependant, diverses \u00e9quipes de <strong>chercheurs<\/strong> travaillent sur des projets visant \u00e0 rendre possible la<strong> substitution de voix<\/strong> de fa\u00e7on r\u00e9aliste. \u00c9videmment, leur objectif n&rsquo;est pas d&rsquo;utiliser le proc\u00e9d\u00e9 pour cr\u00e9er de fausses nouvelles ou<strong> usurper<\/strong> l&rsquo;identit\u00e9 d&rsquo;autrui, mais le proc\u00e9d\u00e9 risque un jour ou l&rsquo;autre d&rsquo;\u00eatre utilis\u00e9 <strong>\u00e0 cette fin.<\/strong><\/p>\n<p>Un des <span style=\"color: #3366ff;\"><a style=\"color: #3366ff;\" href=\"https:\/\/www.youtube-nocookie.com\/watch?v=9Yq67CjDqvw&amp;feature=youtu.be\">exemples<\/a><\/span> qui a circul\u00e9 sur le <strong>Web<\/strong> est le fruit du travail de chercheurs de l&rsquo;<strong>Universit\u00e9 de Washington.<\/strong> Celui-ci pr\u00e9sente un discours de <strong>Barack Obama<\/strong> mont\u00e9 de toutes pi\u00e8ces avec d&rsquo;anciens <strong>extraits sonores.<\/strong>\u00a0 Les chercheurs sont arriv\u00e9s \u00e0 ce r\u00e9sultat en jumelant un <strong>extrait audio<\/strong> de l&rsquo;ancien pr\u00e9sident am\u00e9ricain avec des <strong>mouvements r\u00e9alistes<\/strong> de prononciation. Le <strong>logiciel<\/strong> s&rsquo;entra\u00eene \u00e0 produire un <strong>r\u00e9sultat r\u00e9aliste<\/strong> en analysant les mouvements de la bouche et les <strong>extraits sonores<\/strong> provenant de millions de vid\u00e9os. On s&rsquo;en doute, ce type de logiciel utilise l&rsquo;<strong>intelligence artificielle<\/strong> pour arriver \u00e0 ses fins.<\/p>\n<p>Plusieurs <strong>autres solutions<\/strong> sont pr\u00e9sentement <strong>\u00e0 l&rsquo;essai<\/strong> afin de recr\u00e9er des voix. L&rsquo;entreprise montr\u00e9alaise <strong>Lyrebird<\/strong> offre l&rsquo;une d&rsquo;elles. L&rsquo;entreprise pr\u00e9tend qu&rsquo;elle peut <strong>recr\u00e9er une voix<\/strong> apr\u00e8s seulement<strong> une minute<\/strong> d&rsquo;\u00e9coute de celle-ci. La voix peut aussi \u00eatre teint\u00e9e d&rsquo;une <strong>\u00e9motion<\/strong> quelconque. Lyrebird pr\u00e9voit notamment utiliser sa technologie pour la cr\u00e9ation de <strong>livres<\/strong> en format <strong>audio.<\/strong><\/p>\n<p>\u00c9videmment, on comprend que le <strong>d\u00e9veloppement<\/strong> de telles solutions am\u00e8nera plusieurs <strong>opportunit\u00e9s.<\/strong> Il apportera aussi diff\u00e9rents<strong> d\u00e9fis,<\/strong> car on repoussera un peu plus la<strong> fronti\u00e8re<\/strong> de ce qui peut \u00eatre imit\u00e9 ou<strong> usurp\u00e9.<\/strong><\/p>\n<div class=\"brdr2\"><\/div>\n<div class=\"likebtn_container\" style=\"clear:both;text-align:center;\"><!-- LikeBtn.com BEGIN --><span class=\"likebtn-wrapper\"  data-identifier=\"post_46022\"  data-site_id=\"5cc1ecd16fd08b776710d1e9\"  data-theme=\"drop\"  data-btn_size=\"100\"  data-icon_l=\"false\"  data-icon_d=\"false\"  data-icon_l_url=\"https:\/\/isarta.com\/infos\/wp-content\/uploads\/2019\/04\/happy.png#64794\"  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