{"id":8842,"date":"2024-01-03T20:16:59","date_gmt":"2024-01-03T20:16:59","guid":{"rendered":"https:\/\/dailyai.com\/?p=8842"},"modified":"2024-01-04T11:12:34","modified_gmt":"2024-01-04T11:12:34","slug":"oxford-university-study-demonstrate-how-biological-learning-trumps-ai","status":"publish","type":"post","link":"https:\/\/dailyai.com\/fr\/2024\/01\/oxford-university-study-demonstrate-how-biological-learning-trumps-ai\/","title":{"rendered":"Une \u00e9tude de l'Universit\u00e9 d'Oxford d\u00e9montre que l'apprentissage biologique l'emporte sur l'IA"},"content":{"rendered":"<p><b>Des chercheurs de la MRC Brain Network Dynamics Unit et du d\u00e9partement d'informatique de l'Universit\u00e9 d'Oxford ont identifi\u00e9 un nouveau moyen de comparer l'apprentissage dans les syst\u00e8mes d'intelligence artificielle et dans le cerveau humain.\u00a0<\/b><\/p>\n<p><span style=\"font-weight: 400;\">L'\u00e9tude commence par aborder une question fondamentale dans l'apprentissage humain et l'apprentissage automatique : l'attribution de cr\u00e9dits. Ce concept identifie les parties du processus d'apprentissage qui sont responsables des erreurs, ce qui est intrins\u00e8que au processus d'apprentissage lui-m\u00eame.\u00a0<\/span><\/p>\n<p><span style=\"font-weight: 400;\">Les syst\u00e8mes d'intelligence artificielle y parviennent par la r\u00e9tropropagation, en ajustant les param\u00e8tres pour corriger les erreurs de sortie.\u00a0<\/span><\/p>\n<p><span style=\"font-weight: 400;\">La r\u00e9tropropagation fonctionne comme une boucle de r\u00e9troaction. Lorsqu'une IA fait une pr\u00e9diction ou prend une d\u00e9cision qui s'av\u00e8re incorrecte, cette m\u00e9thode remonte les couches du r\u00e9seau.\u00a0<\/span><\/p>\n<p><span style=\"font-weight: 400;\">Le processus identifie les parties du calcul qui ont contribu\u00e9 \u00e0 l'erreur et ajuste ensuite ces parties sp\u00e9cifiques, affinant ainsi le processus de prise de d\u00e9cision de l'IA pour les pr\u00e9dictions futures.<\/span><\/p>\n<p><span style=\"font-weight: 400;\">Les <\/span><a href=\"https:\/\/www.nature.com\/articles\/s41593-023-01514-1\"><span style=\"font-weight: 400;\">\u00e9tude<\/span><\/a><span style=\"font-weight: 400;\">publi\u00e9e dans Nature Neuroscience, explique en quoi la r\u00e9tropropagation diff\u00e8re sensiblement de la m\u00e9thode d'apprentissage du cerveau humain.\u00a0<\/span><\/p>\n<blockquote class=\"twitter-tweet\">\n<p dir=\"ltr\" lang=\"en\">De nouvelles recherches men\u00e9es par <a href=\"https:\/\/twitter.com\/MRCBNDU?ref_src=twsrc%5Etfw\">@MRCBNDU<\/a> montre que la fa\u00e7on dont le cerveau apprend est diff\u00e9rente et meilleure que la fa\u00e7on dont les syst\u00e8mes d'intelligence artificielle apprennent : <a href=\"https:\/\/t.co\/Tg1d9vdsKy\">https:\/\/t.co\/Tg1d9vdsKy<\/a><a href=\"https:\/\/twitter.com\/hashtag\/OxfordAI?src=hash&amp;ref_src=twsrc%5Etfw\">#OxfordAI<\/a><\/p>\n<p>- D\u00e9partement Nuffield des neurosciences cliniques (@NDCNOxford) <a href=\"https:\/\/twitter.com\/NDCNOxford\/status\/1742493014793097510?ref_src=twsrc%5Etfw\">3 janvier 2024<\/a><\/p><\/blockquote>\n<p><script async src=\"https:\/\/platform.twitter.com\/widgets.js\" charset=\"utf-8\"><\/script><\/p>\n<p>Alors que l'IA s'appuie traditionnellement sur la r\u00e9tropropagation pour traiter les erreurs, les chercheurs proposent que le cerveau effectue les m\u00eames t\u00e2ches par le biais d'un processus appel\u00e9 \"configuration prospective\".<\/p>\n<p><span style=\"font-weight: 400;\">Dans la configuration prospective, le cerveau, au lieu d'ajuster directement les connexions en fonction des erreurs, pr\u00e9dit d'abord le mod\u00e8le id\u00e9al d'activit\u00e9 neuronale r\u00e9sultant de l'apprentissage. Ce n'est qu'apr\u00e8s cette pr\u00e9diction que les connexions neuronales sont modifi\u00e9es.\u00a0<\/span><\/p>\n<p><span style=\"font-weight: 400;\">Cette m\u00e9thode contraste avec la r\u00e9tropropagation utilis\u00e9e dans l'IA, o\u00f9 le processus est invers\u00e9 - les ajustements de connexion conduisent et les changements dans l'activit\u00e9 neuronale suivent.<\/span><\/p>\n<p><span style=\"font-weight: 400;\">La configuration prospective, une approche probablement partag\u00e9e par la quasi-totalit\u00e9 des cerveaux biologiques, offre un m\u00e9canisme d'apprentissage plus efficace que la r\u00e9tropropagation.\u00a0<\/span><\/p>\n<p><span style=\"font-weight: 400;\">Contrairement \u00e0 l'IA, les humains peuvent rapidement ing\u00e9rer de nouvelles informations avec une exposition minimale et sans \u00e9roder les connaissances existantes, une comp\u00e9tence que l'IA a du mal \u00e0 \u00e9galer. <\/span><\/p>\n<p><span style=\"font-weight: 400;\">Cette strat\u00e9gie permet non seulement de pr\u00e9server les connaissances existantes, mais aussi d'acc\u00e9l\u00e9rer le processus d'apprentissage.<\/span><\/p>\n<h2>Le vieux cerveau humain a encore de la vie<\/h2>\n<p><span style=\"font-weight: 400;\">L'\u00e9quipe illustre ce concept par une analogie. Imaginez un ours qui p\u00eache du saumon : il utilise la vue de la rivi\u00e8re et l'odeur du saumon pour pr\u00e9dire son succ\u00e8s.\u00a0<\/span><\/p>\n<p><span style=\"font-weight: 400;\">Si l'ours ne peut soudainement plus entendre la rivi\u00e8re en raison d'une oreille endommag\u00e9e, un mod\u00e8le d'intelligence artificielle supposerait \u00e0 tort l'absence de saumon.\u00a0<\/span><\/p>\n<p><span style=\"font-weight: 400;\">En revanche, le cerveau de l'animal, qui fonctionne selon une configuration prospective, s'appuierait toujours sur l'odeur pour d\u00e9duire la pr\u00e9sence du saumon.<\/span><\/p>\n<p><span style=\"font-weight: 400;\">Cette th\u00e9orie, \u00e9tay\u00e9e par des simulations informatiques, d\u00e9montre que les mod\u00e8les utilisant une configuration prospective sont plus performants que les r\u00e9seaux neuronaux d'IA traditionnels en termes d'efficacit\u00e9 d'apprentissage.<\/span><\/p>\n<p><span style=\"font-weight: 400;\">Le professeur Rafal Bogacz, chercheur principal de la MRC Brain Network Dynamics Unit et du Nuffield Department of Clinical Neurosciences d'Oxford, <\/span><a href=\"https:\/\/www.ox.ac.uk\/news\/2024-01-03-study-shows-way-brain-learns-different-way-artificial-intelligence-systems-learn\"><span style=\"font-weight: 400;\">d\u00e9crit l'\u00e9tude<\/span><\/a><span style=\"font-weight: 400;\">: \"Il existe actuellement un foss\u00e9 important entre les mod\u00e8les abstraits de configuration prospective et notre connaissance d\u00e9taill\u00e9e de l'anatomie des r\u00e9seaux c\u00e9r\u00e9braux.\"<\/span><\/p>\n<p><span style=\"font-weight: 400;\">\"Les recherches futures de notre groupe visent \u00e0 combler le foss\u00e9 entre les mod\u00e8les abstraits et les cerveaux r\u00e9els, et \u00e0 comprendre comment l'algorithme de configuration prospective est mis en \u0153uvre dans les r\u00e9seaux corticaux identifi\u00e9s de mani\u00e8re anatomique\".<\/span><\/p>\n<p><span style=\"font-weight: 400;\">Yuhang Song, coauteur de l'\u00e9tude, ajoute : \"Dans le cas de l'apprentissage automatique, la simulation de la configuration prospective sur les ordinateurs existants est lente, car ils fonctionnent de mani\u00e8re fondamentalement diff\u00e9rente du cerveau biologique. Il faut d\u00e9velopper un nouveau type d'ordinateur ou de mat\u00e9riel d\u00e9di\u00e9 inspir\u00e9 du cerveau, capable de mettre en \u0153uvre la configuration prospective rapidement et avec une faible consommation d'\u00e9nergie.\"<\/span><\/p>\n<h2>L'IA bio-inspir\u00e9e est en pr\u00e9paration<\/h2>\n<p><a href=\"https:\/\/dailyai.com\/fr\/2023\/08\/the-evolution-of-bio-inspired-ai-developments-and-future-direction\/\"><span style=\"font-weight: 400;\">IA bio-inspir\u00e9e<\/span><\/a><span style=\"font-weight: 400;\">\u00e9galement appel\u00e9e IA neuromorphique, vise \u00e0 cr\u00e9er des syst\u00e8mes capables de sentir, de penser et de se comporter comme des organismes naturels. <\/span><\/p>\n<p><span style=\"font-weight: 400;\">I<\/span><span style=\"font-weight: 400;\">Il met l'accent sur l'\u00e9l\u00e9gance, l'adaptabilit\u00e9 et l'efficacit\u00e9 \u00e9nerg\u00e9tique - des attributs inh\u00e9rents aux syst\u00e8mes biologiques.<\/span><\/p>\n<p><span style=\"font-weight: 400;\">Le cerveau humain, avec son utilisation efficace de l'\u00e9nergie et sa capacit\u00e9 \u00e0 s'\u00e9panouir dans des environnements vari\u00e9s, domine toujours l'IA dans de nombreuses disciplines et applications. <\/span><\/p>\n<p><span style=\"font-weight: 400;\">En effet, notre cerveau, avec une puissance minimale, est conscient - <\/span><a href=\"https:\/\/dailyai.com\/fr\/2023\/09\/are-current-ai-systems-exhibiting-any-signs-of-consciousness\/\"><span style=\"font-weight: 400;\">une \u00e9tape que l'IA n'a pas encore franchie selon la plupart des estimations<\/span><\/a><span style=\"font-weight: 400;\">.<\/span><\/p>\n<p><span style=\"font-weight: 400;\">Contrairement aux besoins colossaux en \u00e9nergie des mod\u00e8les d'IA actuels tels que ChatGPT, qui n\u00e9cessitent des milliers de GPU gourmands en \u00e9nergie, l'IA bio-inspir\u00e9e vise \u00e0 d\u00e9velopper des syst\u00e8mes plus durables et adaptables.<\/span><\/p>\n<p><span style=\"font-weight: 400;\">Des progr\u00e8s ont \u00e9t\u00e9 r\u00e9alis\u00e9s r\u00e9cemment dans ce domaine, avec IBM et Rain AI <\/span><a href=\"https:\/\/dailyai.com\/fr\/2023\/10\/ibm-northpole-chip-promises-faster-low-energy-ai-processing\/\"><span style=\"font-weight: 400;\">d\u00e9velopper des puces de faible puissance<\/span><\/a><span style=\"font-weight: 400;\"> sur les fonctions synaptiques.\u00a0<\/span><\/p>\n<p><span style=\"font-weight: 400;\">Sam Altman, PDG d'OpenAI <\/span><a href=\"https:\/\/dailyai.com\/fr\/2023\/12\/openai-setup-a-multi-million-deal-to-buy-chips-from-altman-backed-company\/\"><span style=\"font-weight: 400;\">soutenu Rain AI<\/span><\/a><span style=\"font-weight: 400;\"> l'ann\u00e9e derni\u00e8re, et OpenAI visait \u00e0 obtenir des millions de dollars de puces de leur part.\u00a0<\/span><\/p>\n<p><span style=\"font-weight: 400;\">Autres nouvelles approches de l'IA bio-inspir\u00e9e <\/span><a href=\"https:\/\/dailyai.com\/fr\/2023\/08\/ex-google-researchers-establish-an-innovative-bio-inspired-ai-startup\/\"><span style=\"font-weight: 400;\">inclure l'intelligence en essaim<\/span><\/a><span style=\"font-weight: 400;\">qui cherche \u00e0 imiter la prise de d\u00e9cision collective de groupes d'insectes, d'oiseaux et de poissons.\u00a0\u00a0<\/span><\/p>\n<p><span style=\"font-weight: 400;\">\u00c0 mesure que ce domaine progresse, il promet de combler les lacunes identifi\u00e9es dans les mod\u00e8les d'IA traditionnels, nous conduisant vers un avenir o\u00f9 les machines ne sont pas de simples outils mais des entit\u00e9s dot\u00e9es d'un certain degr\u00e9 d'autonomie et d'interaction avec l'environnement.\u00a0<\/span><\/p>\n<p><span style=\"font-weight: 400;\">Comme le montre l'\u00e9tude d'Oxford, l'IA doit r\u00e9pondre \u00e0 des questions fondamentales avant de pouvoir rivaliser avec les cerveaux biologiques.\u00a0<\/span><\/p>","protected":false},"excerpt":{"rendered":"<p>Des chercheurs de la MRC Brain Network Dynamics Unit et du d\u00e9partement d'informatique de l'Universit\u00e9 d'Oxford ont identifi\u00e9 un nouveau moyen de comparer l'apprentissage dans les syst\u00e8mes d'intelligence artificielle et dans le cerveau humain.  L'\u00e9tude commence par l'examen d'une question fondamentale dans l'apprentissage humain et l'apprentissage automatique : l'attribution de cr\u00e9dits. Ce concept identifie les parties du processus d'apprentissage qui sont responsables des erreurs, ce qui est intrins\u00e8que au processus d'apprentissage lui-m\u00eame.  Les syst\u00e8mes d'intelligence artificielle abordent cette question par le biais de la r\u00e9tropropagation, en ajustant les param\u00e8tres pour corriger les erreurs dans les r\u00e9sultats.  La r\u00e9tropropagation fonctionne comme une boucle de r\u00e9troaction. Lorsqu'une IA fait une pr\u00e9diction ou prend une d\u00e9cision qui s'av\u00e8re incorrecte,<\/p>","protected":false},"author":2,"featured_media":8843,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[88],"tags":[350,510,331],"class_list":["post-8842","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-ethics","tag-bio-inspired-ai","tag-neuromorphic-computing","tag-neuroscience"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.5 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Oxford University study demonstrates how biological learning trumps AI | DailyAI<\/title>\n<meta name=\"description\" content=\"Researchers from the MRC Brain Network Dynamics Unit and Oxford University\u2019s Department of Computer Science have identified a novel means for comparing learning in AI systems and the human brain.\u00a0\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/dailyai.com\/fr\/2024\/01\/oxford-university-study-demonstrate-how-biological-learning-trumps-ai\/\" \/>\n<meta property=\"og:locale\" content=\"fr_FR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Oxford University study demonstrates how biological learning trumps AI | DailyAI\" \/>\n<meta property=\"og:description\" content=\"Researchers from the MRC Brain Network Dynamics Unit and Oxford University\u2019s Department of Computer Science have identified a novel means for comparing learning in AI systems and the human brain.\u00a0\" \/>\n<meta property=\"og:url\" content=\"https:\/\/dailyai.com\/fr\/2024\/01\/oxford-university-study-demonstrate-how-biological-learning-trumps-ai\/\" \/>\n<meta property=\"og:site_name\" content=\"DailyAI\" \/>\n<meta property=\"article:published_time\" content=\"2024-01-03T20:16:59+00:00\" \/>\n<meta property=\"article:modified_time\" content=\"2024-01-04T11:12:34+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/dailyai.com\/wp-content\/uploads\/2024\/01\/shutterstock_2140344435.jpg\" \/>\n\t<meta property=\"og:image:width\" content=\"1000\" \/>\n\t<meta property=\"og:image:height\" content=\"563\" \/>\n\t<meta property=\"og:image:type\" content=\"image\/jpeg\" \/>\n<meta name=\"author\" content=\"Sam Jeans\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:creator\" content=\"@DailyAIOfficial\" \/>\n<meta name=\"twitter:site\" content=\"@DailyAIOfficial\" \/>\n<meta name=\"twitter:label1\" content=\"\u00c9crit par\" \/>\n\t<meta name=\"twitter:data1\" content=\"Sam Jeans\" \/>\n\t<meta name=\"twitter:label2\" content=\"Dur\u00e9e de lecture estim\u00e9e\" \/>\n\t<meta name=\"twitter:data2\" content=\"4 minutes\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\\\/\\\/schema.org\",\"@graph\":[{\"@type\":\"NewsArticle\",\"@id\":\"https:\\\/\\\/dailyai.com\\\/2024\\\/01\\\/oxford-university-study-demonstrate-how-biological-learning-trumps-ai\\\/#article\",\"isPartOf\":{\"@id\":\"https:\\\/\\\/dailyai.com\\\/2024\\\/01\\\/oxford-university-study-demonstrate-how-biological-learning-trumps-ai\\\/\"},\"author\":{\"name\":\"Sam Jeans\",\"@id\":\"https:\\\/\\\/dailyai.com\\\/#\\\/schema\\\/person\\\/711e81f945549438e8bbc579efdeb3c9\"},\"headline\":\"Oxford University study demonstrates how biological learning trumps AI\",\"datePublished\":\"2024-01-03T20:16:59+00:00\",\"dateModified\":\"2024-01-04T11:12:34+00:00\",\"mainEntityOfPage\":{\"@id\":\"https:\\\/\\\/dailyai.com\\\/2024\\\/01\\\/oxford-university-study-demonstrate-how-biological-learning-trumps-ai\\\/\"},\"wordCount\":813,\"publisher\":{\"@id\":\"https:\\\/\\\/dailyai.com\\\/#organization\"},\"image\":{\"@id\":\"https:\\\/\\\/dailyai.com\\\/2024\\\/01\\\/oxford-university-study-demonstrate-how-biological-learning-trumps-ai\\\/#primaryimage\"},\"thumbnailUrl\":\"https:\\\/\\\/dailyai.com\\\/wp-content\\\/uploads\\\/2024\\\/01\\\/shutterstock_2140344435.jpg\",\"keywords\":[\"Bio-inspired AI\",\"Neuromorphic computing\",\"Neuroscience\"],\"articleSection\":[\"Ethics &amp; 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