{"id":3052,"date":"2022-03-29T10:14:05","date_gmt":"2022-03-29T08:14:05","guid":{"rendered":"https:\/\/medecineetconscience.com\/?p=3052"},"modified":"2022-03-29T10:19:44","modified_gmt":"2022-03-29T08:19:44","slug":"actu-75-presse-sante-des-scientifiques-traduisent-les-ondes-cerebrales-dun-homme-paralyse-en-mots","status":"publish","type":"post","link":"https:\/\/consciencesansfrontieres.org\/index.php\/2022\/03\/29\/actu-75-presse-sante-des-scientifiques-traduisent-les-ondes-cerebrales-dun-homme-paralyse-en-mots\/","title":{"rendered":"Actu 75 : Presse Sant\u00e9 &#8211; Des scientifiques traduisent les ondes c\u00e9r\u00e9brales d\u2019un homme paralys\u00e9 en mots"},"content":{"rendered":"<div class=\"fusion-fullwidth fullwidth-box fusion-builder-row-1 fusion-flex-container nonhundred-percent-fullwidth non-hundred-percent-height-scrolling\" style=\"background-color: #ffffff;background-position: center center;background-repeat: no-repeat;border-width: 0px 0px 0px 0px;border-color:#eae9e9;border-style:solid;\" ><div class=\"fusion-builder-row fusion-row fusion-flex-align-items-flex-start\" style=\"max-width:1248px;margin-left: calc(-4% \/ 2 );margin-right: calc(-4% \/ 2 );\"><div class=\"fusion-layout-column fusion_builder_column fusion-builder-column-0 fusion_builder_column_1_1 1_1 fusion-flex-column\"><div class=\"fusion-column-wrapper fusion-flex-justify-content-flex-start fusion-content-layout-column\" style=\"background-position:left top;background-repeat:no-repeat;-webkit-background-size:cover;-moz-background-size:cover;-o-background-size:cover;background-size:cover;padding: 0px 0px 0px 0px;\"><div class=\"fusion-text fusion-text-1\"><p>Par <a href=\"https:\/\/www.pressesante.com\/author\/mariedesange\/\" target=\"_blank\" rel=\"noopener noreferrer\">Marie Desange<\/a> le 25.03.2022<\/p>\n<p>Dans une nouvelle \u00e9tude r\u00e9volutionnaire, des scientifiques ont r\u00e9ussi \u00e0 convertir l&#8217;activit\u00e9 c\u00e9r\u00e9brale en texte \u00e9crit.<\/p>\n<\/p>\n<p style=\"text-align: justify; \">L\u2019anarthrie, c\u2019est-\u00e0-dire la perte de la capacit\u00e9 \u00e0 parler, peut avoir des causes diverses, comme un accident vasculaire c\u00e9r\u00e9bral ou une scl\u00e9rose lat\u00e9rale amyotrophique. Les personnes atteintes d\u2019anarthrie conservent souvent leurs capacit\u00e9s linguistiques, mais la paralysie peut les emp\u00eacher d\u2019utiliser des aides technologiques pour communiquer. Les neuroscientifiques ont utilis\u00e9 l\u2019apprentissage automatique pour traduire en mots et en phrases l\u2019activit\u00e9 \u00e9lectrique dans la partie du cerveau responsable de la parole. Pour la premi\u00e8re fois, des scientifiques ont r\u00e9ussi \u00e0 traduire en texte l\u2019activit\u00e9 c\u00e9r\u00e9brale d\u2019une personne paralys\u00e9e incapable de parler.<\/p>\n<p style=\"text-align: justify; \">Les neuroscientifiques ont implant\u00e9 un r\u00e9seau d\u2019\u00e9lectrodes de la taille d\u2019une carte de cr\u00e9dit dans le cortex sensorimoteur de la personne de 36 ans, qui est la partie du cerveau qui contr\u00f4le l\u2019articulation de la parole. Les scientifiques, dirig\u00e9s par l\u2019Universit\u00e9 de Californie \u00e0 San Francisco, ont ensuite utilis\u00e9 des \u00ab algorithmes d\u2019apprentissage profond (deep learning) pour former des mod\u00e8les informatiques capables de reconna\u00eetre et de classer les mots \u00e0 partir des sch\u00e9mas de l\u2019activit\u00e9 c\u00e9r\u00e9brale du participant. Ils ont demand\u00e9 \u00e0 l\u2019homme de penser \u00e0 prononcer des mots qu\u2019ils lui ont pr\u00e9sent\u00e9s sur un \u00e9cran.<\/p>\n<p style=\"text-align: center;\">[&#8230;]<\/p>\n<\/div><div style=\"text-align:center;\"><style>.fusion-body .fusion-button.button-1{border-radius:0px 0px 0px 0px;}<\/style><a class=\"fusion-button button-flat fusion-button-default-size button-default button-1 fusion-button-default-span fusion-button-default-type\" target=\"_blank\" rel=\"noopener noreferrer\" href=\"https:\/\/www.pressesante.com\/des-scientifiques-traduisent-les-ondes-cerebrales-dun-homme-paralyse-en-mots\/\" style=\"margin-top:20px;\"><span class=\"fusion-button-text\">Voir la suite de l&#8217;article <\/span><\/a><\/div><div class=\"fusion-text fusion-text-2\" style=\"margin-top:30px;\"><p>Source :<\/p>\n<p><a href=\"https:\/\/www.nejm.org\/doi\/full\/10.1056\/NEJMoa2027540\" target=\"_blank\" rel=\"noopener noreferrer\">Neuroprosthesis for Decoding Speech in a Paralyzed Person with Anarthria<\/a><\/p>\n<\/div><\/div><style type=\"text\/css\">.fusion-body .fusion-builder-column-0{width:100% !important;margin-top : 0px;margin-bottom : 20px;}.fusion-builder-column-0 > .fusion-column-wrapper {padding-top : 0px !important;padding-right : 0px !important;margin-right : 1.92%;padding-bottom : 0px !important;padding-left : 0px !important;margin-left : 1.92%;}@media only screen and (max-width:1200px) {.fusion-body .fusion-builder-column-0{width:100% !important;order : 0;}.fusion-builder-column-0 > .fusion-column-wrapper {margin-right : 1.92%;margin-left : 1.92%;}}@media only screen and (max-width:640px) {.fusion-body .fusion-builder-column-0{width:100% !important;order : 0;}.fusion-builder-column-0 > .fusion-column-wrapper {margin-right : 1.92%;margin-left : 1.92%;}}<\/style><\/div><\/div><style type=\"text\/css\">.fusion-body .fusion-flex-container.fusion-builder-row-1{ padding-top : 0px;margin-top : 0px;padding-right : 0px;padding-bottom : 0px;margin-bottom : 0px;padding-left : 0px;}<\/style><\/div>\n","protected":false},"excerpt":{"rendered":"","protected":false},"author":1,"featured_media":3053,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":[],"categories":[36],"tags":[277,276],"_links":{"self":[{"href":"https:\/\/consciencesansfrontieres.org\/index.php\/wp-json\/wp\/v2\/posts\/3052"}],"collection":[{"href":"https:\/\/consciencesansfrontieres.org\/index.php\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/consciencesansfrontieres.org\/index.php\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/consciencesansfrontieres.org\/index.php\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/consciencesansfrontieres.org\/index.php\/wp-json\/wp\/v2\/comments?post=3052"}],"version-history":[{"count":2,"href":"https:\/\/consciencesansfrontieres.org\/index.php\/wp-json\/wp\/v2\/posts\/3052\/revisions"}],"predecessor-version":[{"id":3055,"href":"https:\/\/consciencesansfrontieres.org\/index.php\/wp-json\/wp\/v2\/posts\/3052\/revisions\/3055"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/consciencesansfrontieres.org\/index.php\/wp-json\/wp\/v2\/media\/3053"}],"wp:attachment":[{"href":"https:\/\/consciencesansfrontieres.org\/index.php\/wp-json\/wp\/v2\/media?parent=3052"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/consciencesansfrontieres.org\/index.php\/wp-json\/wp\/v2\/categories?post=3052"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/consciencesansfrontieres.org\/index.php\/wp-json\/wp\/v2\/tags?post=3052"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}