{"id":13803,"date":"2024-08-10T09:37:16","date_gmt":"2024-08-10T09:37:16","guid":{"rendered":"https:\/\/dailyai.com\/?p=13803"},"modified":"2024-08-18T12:12:43","modified_gmt":"2024-08-18T12:12:43","slug":"deepmind-build-table-tennis-robot-that-beats-newbie-players-100-of-the-time","status":"publish","type":"post","link":"https:\/\/dailyai.com\/fr\/2024\/08\/deepmind-build-table-tennis-robot-that-beats-newbie-players-100-of-the-time\/","title":{"rendered":"DeepMind construit un robot de tennis de table qui bat les joueurs d\u00e9butants 100% du temps"},"content":{"rendered":"<p><strong>Des chercheurs de Google DeepMind ont mis au point un robot dot\u00e9 d'une intelligence artificielle capable de jouer au tennis de table en comp\u00e9tition \u00e0 un niveau humain amateur.\u00a0<\/strong><\/p>\n<p><span style=\"font-weight: 400;\">Enregistrer la pr\u00e9sence d'une balle de ping-pong, calculer sa direction et d\u00e9placer la raquette pour la frapper - le tout en une fraction de seconde - est une t\u00e2che colossale en robotique.\u00a0<\/span><\/p>\n<p><span style=\"font-weight: 400;\">Le robot de DeepMind est \u00e9quip\u00e9 d'un bras robotique IRB 1100 mont\u00e9 sur deux portiques lin\u00e9aires, ce qui lui permet de se d\u00e9placer rapidement \u00e0 travers et vers la table. <\/span><\/p>\n<p><span style=\"font-weight: 400;\">Il dispose d'une incroyable amplitude de mouvement, atteignant la plupart des zones de la table pour frapper la balle avec une palette, comme le fait un humain.\u00a0<\/span><\/p>\n<p><span style=\"font-weight: 400;\">Les \"yeux\" sont des cam\u00e9ras \u00e0 grande vitesse qui capturent des images \u00e0 125 images par seconde, transmettant les donn\u00e9es \u00e0 un syst\u00e8me de perception bas\u00e9 sur un r\u00e9seau neuronal qui suit la position de la balle en temps r\u00e9el.<\/span><\/p>\n<p><span style=\"font-weight: 400;\">Le syst\u00e8me d'intelligence artificielle qui contr\u00f4le le robot utilise un syst\u00e8me sophistiqu\u00e9 \u00e0 deux niveaux :<\/span><\/p>\n<ol>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\"><strong>Contr\u00f4leurs de bas niveau (LLC)<\/strong>: Il s'agit de r\u00e9seaux neuronaux sp\u00e9cialis\u00e9s, entra\u00een\u00e9s \u00e0 ex\u00e9cuter des techniques de tennis de table sp\u00e9cifiques, telles que les frappes lift\u00e9es du coup droit ou le ciblage du revers. Chaque LLC est con\u00e7u pour exceller dans un aspect particulier du jeu.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><span style=\"font-weight: 400;\"><strong>Contr\u00f4leur de haut niveau (HLC)<\/strong>: C'est le cerveau strat\u00e9gique du syst\u00e8me. Le HLC choisit quel LLC utiliser pour chaque balle entrante, en fonction de l'\u00e9tat actuel du jeu, du style de jeu de l'adversaire et des capacit\u00e9s du robot.<\/span><\/li>\n<\/ol>\n<p><span style=\"font-weight: 400;\">Cette double approche permet au robot de combiner l'ex\u00e9cution pr\u00e9cise de tirs individuels avec une strat\u00e9gie de plus haut niveau, imitant ainsi la fa\u00e7on dont les joueurs humains r\u00e9fl\u00e9chissent au jeu.<\/span><\/p>\n<p><iframe loading=\"lazy\" title=\"D\u00e9monstrations - Atteindre un niveau de comp\u00e9tition humain en tennis de table robotis\u00e9\" width=\"1080\" height=\"608\" src=\"https:\/\/www.youtube.com\/embed\/abi84lnjNV4?feature=oembed\" frameborder=\"0\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture; web-share\" referrerpolicy=\"strict-origin-when-cross-origin\" allowfullscreen><\/iframe><\/p>\n<h2>Faire le lien entre la simulation et le monde r\u00e9el<\/h2>\n<p><span style=\"font-weight: 400;\">L'un des plus grands d\u00e9fis de la robotique est de transf\u00e9rer dans le monde r\u00e9el les comp\u00e9tences acquises dans des environnements de simulation.<\/span><\/p>\n<p><span style=\"font-weight: 400;\"> Les <a href=\"https:\/\/arxiv.org\/pdf\/2408.03906\" target=\"_blank\" rel=\"noopener\"><span class=\"noTranslate\" data-no-translation=\"\"><span class=\"noTranslate\" data-no-translation=\"\"><span class=\"noTranslate\" data-no-translation=\"\"><span class=\"noTranslate\" data-no-translation=\"\"><span class=\"noTranslate\" data-no-translation=\"\">DeepMind<\/span><\/span><\/span><\/span><\/span> \u00e9tude<\/a> documente plusieurs techniques pour r\u00e9soudre ce probl\u00e8me :<\/span><\/p>\n<ol>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><b>Mod\u00e9lisation physique r\u00e9aliste<\/b><span style=\"font-weight: 400;\">: Les chercheurs ont utilis\u00e9 des moteurs physiques avanc\u00e9s pour mod\u00e9liser la dynamique complexe du tennis de table, notamment la rotation de la balle, la r\u00e9sistance de l'air et les interactions entre la raquette et la balle.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><b>Randomisation des domaines<\/b><span style=\"font-weight: 400;\">: Au cours de la formation, l'IA a \u00e9t\u00e9 expos\u00e9e \u00e0 un large \u00e9ventail de conditions simul\u00e9es, ce qui l'a aid\u00e9e \u00e0 s'adapter aux variations qu'elle pourrait rencontrer dans le monde r\u00e9el.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><b>Adaptation de la simulation \u00e0 la r\u00e9alit\u00e9<\/b><span style=\"font-weight: 400;\">: L'\u00e9quipe a mis au point des m\u00e9thodes pour ajuster les comp\u00e9tences simul\u00e9es aux performances r\u00e9elles, notamment une nouvelle technique de \"correction de la rotation\" pour g\u00e9rer les diff\u00e9rences de comportement de la pagaie entre la simulation et la r\u00e9alit\u00e9.<\/span><\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\"><b>Collecte it\u00e9rative de donn\u00e9es<\/b><span style=\"font-weight: 400;\">: Les chercheurs ont continuellement mis \u00e0 jour leurs donn\u00e9es d'entra\u00eenement avec des jeux r\u00e9els, cr\u00e9ant ainsi un cycle d'apprentissage en constante am\u00e9lioration.<\/span><\/li>\n<\/ol>\n<p><span style=\"font-weight: 400;\">L'une des caract\u00e9ristiques les plus impressionnantes du robot est peut-\u00eatre sa capacit\u00e9 \u00e0 s'adapter en temps r\u00e9el. Au cours d'un match, le syst\u00e8me suit diverses statistiques sur ses propres performances et celles de son adversaire.\u00a0<\/span><\/p>\n<p><span style=\"font-weight: 400;\">Il utilise ces informations pour ajuster sa strat\u00e9gie \u00e0 la vol\u00e9e, en apprenant \u00e0 exploiter les faiblesses du jeu de l'adversaire tout en renfor\u00e7ant ses propres d\u00e9fenses.<\/span><\/p>\n<h2>\u00c9valuation du robot ping-pong<\/h2>\n<p><span style=\"font-weight: 400;\">Comment DeepMind a-t-il test\u00e9 son robot de tennis de table ?\u00a0<\/span><\/p>\n<p><span style=\"font-weight: 400;\">Tout d'abord, l'\u00e9quipe a recrut\u00e9 59 joueurs volontaires et a \u00e9valu\u00e9 leurs comp\u00e9tences en tennis de table, les classant en d\u00e9butants, interm\u00e9diaires, avanc\u00e9s ou avanc\u00e9s+. De ce groupe initial, 29 participants couvrant tous les niveaux de comp\u00e9tence ont \u00e9t\u00e9 choisis pour l'\u00e9tude compl\u00e8te.<\/span><\/p>\n<p><span style=\"font-weight: 400;\">Ensuite, un joueur s\u00e9lectionn\u00e9 s'est engag\u00e9 dans trois parties comp\u00e9titives contre le robot, en suivant des r\u00e8gles de tennis de table modifi\u00e9es pour tenir compte des limites du robot.\u00a0<\/span><\/p>\n<p><span style=\"font-weight: 400;\">En plus de recueillir des donn\u00e9es quantitatives sur le robot, les chercheurs ont men\u00e9, apr\u00e8s le match, de brefs entretiens semi-structur\u00e9s avec chaque participant au sujet de leur exp\u00e9rience globale.\u00a0<\/span><\/p>\n<h2>R\u00e9sultats<\/h2>\n<p><span style=\"font-weight: 400;\">Dans l'ensemble, le robot a remport\u00e9 45% de ses matches, ce qui t\u00e9moigne d'une solide performance globale.<\/span><\/p>\n<p><span style=\"font-weight: 400;\">Il a domin\u00e9 les d\u00e9butants (gagnant 100% des matchs) et s'est maintenu contre les interm\u00e9diaires (gagnant 55%), mais a eu du mal contre les joueurs avanc\u00e9s et avanc\u00e9s+ (perdant tous les matchs).<\/span><\/p>\n<p><span style=\"font-weight: 400;\">Heureusement pour nous, simples mortels, il y avait au moins une grande faiblesse : la difficult\u00e9 du robot \u00e0 g\u00e9rer les sous-vrilles, ce qui constituait une faille notable dans son armure face \u00e0 des joueurs plus exp\u00e9riment\u00e9s.\u00a0<\/span><\/p>\n<p>N\u00e9anmoins, si vous ne savez pas du tout jouer au tennis de table ou si vous pensez que vous \u00eates tout juste bon \u00e0 le faire, ce robot ne manquera pas de mettre toutes les chances de son c\u00f4t\u00e9.<\/p>\n<p><iframe loading=\"lazy\" title=\"Quelques faits marquants - R\u00e9ussir une comp\u00e9tition de tennis de table robotis\u00e9e de niveau humain\" width=\"1080\" height=\"608\" src=\"https:\/\/www.youtube.com\/embed\/EqQl-JQxToE?feature=oembed\" frameborder=\"0\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture; web-share\" referrerpolicy=\"strict-origin-when-cross-origin\" allowfullscreen><\/iframe><\/p>\n<p><span style=\"font-weight: 400;\">Barney J. Reed, entra\u00eeneur de tennis de table, <\/span><a href=\"https:\/\/sites.google.com\/view\/competitive-robot-table-tennis\/home?utm_source&amp;utm_medium&amp;utm_campaign&amp;utm_content&amp;pli=1\"><span style=\"font-weight: 400;\">a comment\u00e9 l'\u00e9tude<\/span><\/a><span style=\"font-weight: 400;\">Il est vraiment impressionnant de voir le robot jouer contre des joueurs de tous les niveaux et de tous les styles. Au d\u00e9part, notre objectif \u00e9tait que le robot soit d'un niveau interm\u00e9diaire. C'est ce qu'il a fait, tout le travail a port\u00e9 ses fruits\".<\/span><\/p>\n<p><span style=\"font-weight: 400;\">\"Je pense que le robot a d\u00e9pass\u00e9 toutes mes attentes. Ce fut un v\u00e9ritable honneur et un plaisir de participer \u00e0 cette recherche. J'ai beaucoup appris et je suis tr\u00e8s reconnaissant \u00e0 tous ceux avec qui j'ai eu le plaisir de travailler sur ce projet.\"<\/span><\/p>\n<p>DeepMind n'en est pas \u00e0 sa premi\u00e8re incursion dans le domaine de la robotique sportive et de l'IA. Il n'y a pas si longtemps, l'entreprise a construit <a href=\"https:\/\/dailyai.com\/fr\/2024\/04\/deepmind-train-robot-soccer-players-that-kick-tackle-and-defend\/\">Robots footballeurs IA<\/a> capable de faire des passes, de plaquer et de tirer.<\/p>\n<p>DeepMind a publi\u00e9 des\u00a0<a href=\"https:\/\/dailyai.com\/fr\/2024\/01\/google-releases-a-suite-of-advanced-robotic-tools\/\" target=\"_blank\" rel=\"noopener\">Outils de robotique IA<\/a>\u00a0aux d\u00e9veloppeurs depuis des ann\u00e9es et a fait des perc\u00e9es r\u00e9centes dans le domaine de la recherche et du d\u00e9veloppement.\u00a0<a href=\"https:\/\/dailyai.com\/fr\/2023\/07\/googles-ai-turns-vision-language-into-robotic-actions\/\" target=\"_blank\" rel=\"noopener\">la vision et la dext\u00e9rit\u00e9 des robots.<\/a><\/p>\n<p><span style=\"font-weight: 400;\">\u00c0 mesure que l'IA et la robotique progressent, nous pouvons nous attendre \u00e0 voir de plus en plus d'exemples de machines ma\u00eetrisant des t\u00e2ches autrefois consid\u00e9r\u00e9es comme relevant exclusivement du domaine humain.\u00a0<\/span><\/p>\n<p><span style=\"font-weight: 400;\">Le jour o\u00f9 vous pourrez d\u00e9fier un robot au tennis de table dans votre centre communautaire local n'est peut-\u00eatre pas si loin - mais ne soyez pas surpris s'il vous bat au premier tour.<\/span><\/p>","protected":false},"excerpt":{"rendered":"<p>Des chercheurs de Google DeepMind ont mis au point un robot dot\u00e9 d'une intelligence artificielle capable de jouer au tennis de table \u00e0 un niveau humain amateur.  Enregistrer la pr\u00e9sence d'une balle de ping-pong, calculer sa direction et d\u00e9placer la raquette pour la frapper - le tout en une fraction de seconde - est une t\u00e2che titanesque en robotique.  Le robot de DeepMind est \u00e9quip\u00e9 d'un bras robotique IRB 1100 mont\u00e9 sur deux portiques lin\u00e9aires, ce qui lui permet de se d\u00e9placer rapidement \u00e0 travers et vers la table. Il dispose d'une incroyable amplitude de mouvement, atteignant la plupart des zones de la table pour frapper la balle avec une raquette, comme le ferait un \u00eatre humain.\u00a0<\/p>","protected":false},"author":2,"featured_media":13804,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[84],"tags":[147,105,169],"class_list":["post-13803","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-industry","tag-deepmind","tag-machine-learning","tag-robotics"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.4 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>DeepMind build table tennis robot that beats newbie players 100% of the time | DailyAI<\/title>\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\/08\/deepmind-build-table-tennis-robot-that-beats-newbie-players-100-of-the-time\/\" \/>\n<meta property=\"og:locale\" content=\"fr_FR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"DeepMind build table tennis robot that beats newbie players 100% of the time | DailyAI\" \/>\n<meta property=\"og:description\" content=\"Researchers at Google DeepMind have developed an AI-powered robot capable of playing competitive table tennis at an amateur human level.\u00a0 Registering the presence of a ping-pong ball, calculating its direction, and moving the paddle to hit it \u2013 all in a split second \u2013 is a mammoth task in robotics.\u00a0 DeepMind\u2019s robot is equipped with an IRB 1100 robotic arm mounted on two linear gantries, which allow it to move swiftly across and toward the table. It has an incredible range of motion, reaching most areas of the table to strike the ball with a paddle as a human does.\u00a0\" \/>\n<meta property=\"og:url\" content=\"https:\/\/dailyai.com\/fr\/2024\/08\/deepmind-build-table-tennis-robot-that-beats-newbie-players-100-of-the-time\/\" \/>\n<meta property=\"og:site_name\" content=\"DailyAI\" \/>\n<meta property=\"article:published_time\" content=\"2024-08-10T09:37:16+00:00\" \/>\n<meta property=\"article:modified_time\" content=\"2024-08-18T12:12:43+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/dailyai.com\/wp-content\/uploads\/2024\/08\/DALL\u00b7E-2024-08-10-10.31.40-A-high-quality-landscape-image-of-a-futuristic-table-tennis-robot-designed-by-DeepMind-playing-a-game-of-table-tennis.-The-robot-has-a-sleek-metalli.webp\" \/>\n\t<meta property=\"og:image:width\" content=\"1792\" \/>\n\t<meta property=\"og:image:height\" content=\"1024\" \/>\n\t<meta property=\"og:image:type\" content=\"image\/webp\" \/>\n<meta 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