{"id":362,"date":"2025-01-31T10:34:00","date_gmt":"2025-05-30T21:29:56","guid":{"rendered":"https:\/\/happynumeric.com\/lexique-intelligence-artificielle\/j\/definition_jeu-de-donnees\/"},"modified":"2025-06-05T23:32:03","modified_gmt":"2025-06-05T21:32:03","slug":"definition-jeu-de-donnees","status":"publish","type":"post","link":"https:\/\/happynumeric.com\/lexique-intelligence-artificielle\/j\/definition-jeu-de-donnees\/","title":{"rendered":"Jeu de donn\u00e9es"},"content":{"rendered":"<p>En intelligence artificielle et en prompt engineering, le jeu de donn\u00e9es est un \u00e9l\u00e9ment fondamental. Qu&rsquo;est-ce qu&rsquo;un jeu de donn\u00e9es ? C&rsquo;est une collection d&rsquo;informations structur\u00e9es, souvent utilis\u00e9es pour entra\u00eener des mod\u00e8les d&rsquo;IA.<\/p>\n<h3>Comment fonctionne un jeu de donn\u00e9es ?<\/h3>\n<p>Un jeu de donn\u00e9es peut \u00eatre compar\u00e9 \u00e0 un livre de recettes g\u00e9ant. Chaque recette repr\u00e9sente une donn\u00e9e, avec ses ingr\u00e9dients (les donn\u00e9es d&rsquo;entr\u00e9e) et le r\u00e9sultat final (la donn\u00e9e de sortie).  L&rsquo;IA utilise ce livre pour apprendre \u00e0 cuisiner (\u00e0 pr\u00e9dire ou classifier) de nouveaux plats \u00e0 partir d&rsquo;ingr\u00e9dients qu&rsquo;elle n&rsquo;a jamais vus. Plus le livre de recettes est complet et vari\u00e9, mieux l&rsquo;IA apprendra \u00e0 g\u00e9rer diff\u00e9rentes situations.<\/p>\n<h3>Pourquoi un jeu de donn\u00e9es est-il important ?<\/h3>\n<p>Les jeux de donn\u00e9es sont essentiels car ils permettent aux mod\u00e8les d&rsquo;IA d&rsquo;apprendre \u00e0 partir d&rsquo;exemples concrets.  Imaginez que vous apprenez une nouvelle langue. Vous avez besoin d&rsquo;un grand nombre d&rsquo;exemples de phrases, de vocabulaire et de grammaire pour la ma\u00eetriser.  De m\u00eame, un jeu de donn\u00e9es riche et pertinent est crucial \u00e0 la performance d&rsquo;un mod\u00e8le d&rsquo;IA. En prompt engineering, le jeu de donn\u00e9es sert \u00e0 affiner la capacit\u00e9 de l&rsquo;IA \u00e0 comprendre et \u00e0 r\u00e9pondre aux instructions.<\/p>\n<h3>Exemples d&rsquo;utilisation de jeu de donn\u00e9es<\/h3>\n<ul>\n<li><strong>Entra\u00eenement d&rsquo;un mod\u00e8le de traduction automatique :<\/strong> Un jeu de donn\u00e9es compos\u00e9 de phrases traduites dans diff\u00e9rentes langues.<\/li>\n<li><strong>D\u00e9veloppement d&rsquo;un chatbot m\u00e9dical :<\/strong> Un jeu de donn\u00e9es contenant des dialogues entre patients et m\u00e9decins.<\/li>\n<li><strong>Am\u00e9lioration d&rsquo;un syst\u00e8me de reconnaissance d&rsquo;images :<\/strong> Un jeu de donn\u00e9es d&rsquo;images \u00e9tiquet\u00e9es avec les objets qu&rsquo;elles contiennent.<\/li>\n<\/ul>\n<h3>Termes associ\u00e9s<\/h3>\n<ul id=\"TermesAssocies\">\n<li><a href=\"https:\/\/happynumeric.com\/lexique-intelligence-artificielle\/?s=Prompt+Engineering\">Prompt Engineering<\/a><\/li>\n<li><a href=\"https:\/\/happynumeric.com\/lexique-intelligence-artificielle\/?s=Apprentissage+automatique\">Apprentissage automatique<\/a><\/li>\n<li><a href=\"https:\/\/happynumeric.com\/lexique-intelligence-artificielle\/?s=Intelligence+artificielle\">Intelligence artificielle<\/a><\/li>\n<li><a href=\"https:\/\/happynumeric.com\/lexique-intelligence-artificielle\/?s=Mod%C3%A8le+d%27IA\">Mod\u00e8le d&rsquo;IA<\/a><\/li>\n<li><a href=\"https:\/\/happynumeric.com\/lexique-intelligence-artificielle\/?s=Entra%C3%AEnement\">Entra\u00eenement<\/a><\/li>\n<\/ul>\n","protected":false},"excerpt":{"rendered":"<p>En intelligence artificielle et en prompt engineering, le jeu de donn\u00e9es est un \u00e9l\u00e9ment fondamental. Qu&rsquo;est-ce qu&rsquo;un jeu de donn\u00e9es ? C&rsquo;est une collection d&rsquo;informations structur\u00e9es, souvent utilis\u00e9es pour entra\u00eener des mod\u00e8les d&rsquo;IA. Comment fonctionne un jeu de donn\u00e9es ? Un jeu de donn\u00e9es peut \u00eatre compar\u00e9 \u00e0 un livre de recettes g\u00e9ant. Chaque recette [&hellip;]<\/p>\n","protected":false},"author":0,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_uag_custom_page_level_css":"","site-sidebar-layout":"default","site-content-layout":"","ast-site-content-layout":"","site-content-style":"default","site-sidebar-style":"default","ast-global-header-display":"","ast-banner-title-visibility":"","ast-main-header-display":"","ast-hfb-above-header-display":"","ast-hfb-below-header-display":"","ast-hfb-mobile-header-display":"","site-post-title":"","ast-breadcrumbs-content":"","ast-featured-img":"","footer-sml-layout":"","theme-transparent-header-meta":"","adv-header-id-meta":"","stick-header-meta":"","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","astra-migrate-meta-layouts":"default","ast-page-background-enabled":"default","ast-page-background-meta":{"desktop":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"ast-content-background-meta":{"desktop":{"background-color":"var(--ast-global-color-4)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"var(--ast-global-color-4)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"var(--ast-global-color-4)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"footnotes":""},"categories":[401],"tags":[44,190,57,50,52,12],"class_list":["post-362","post","type-post","status-publish","format-standard","hentry","category-j","tag-apprentissage-automatique","tag-entrainement","tag-intelligence-artificielle","tag-jeu-de-donnees","tag-modele-dia","tag-prompt-engineering"],"uagb_featured_image_src":{"full":false,"thumbnail":false,"medium":false,"medium_large":false,"large":false,"1536x1536":false,"2048x2048":false},"uagb_author_info":{"display_name":"","author_link":"https:\/\/happynumeric.com\/lexique-intelligence-artificielle\/author\/"},"uagb_comment_info":0,"uagb_excerpt":"En intelligence artificielle et en prompt engineering, le jeu de donn\u00e9es est un \u00e9l\u00e9ment fondamental. Qu&rsquo;est-ce qu&rsquo;un jeu de donn\u00e9es ? C&rsquo;est une collection d&rsquo;informations structur\u00e9es, souvent utilis\u00e9es pour entra\u00eener des mod\u00e8les d&rsquo;IA. Comment fonctionne un jeu de donn\u00e9es ? Un jeu de donn\u00e9es peut \u00eatre compar\u00e9 \u00e0 un livre de recettes g\u00e9ant. Chaque recette\u2026","_links":{"self":[{"href":"https:\/\/happynumeric.com\/lexique-intelligence-artificielle\/wp-json\/wp\/v2\/posts\/362","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/happynumeric.com\/lexique-intelligence-artificielle\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/happynumeric.com\/lexique-intelligence-artificielle\/wp-json\/wp\/v2\/types\/post"}],"replies":[{"embeddable":true,"href":"https:\/\/happynumeric.com\/lexique-intelligence-artificielle\/wp-json\/wp\/v2\/comments?post=362"}],"version-history":[{"count":1,"href":"https:\/\/happynumeric.com\/lexique-intelligence-artificielle\/wp-json\/wp\/v2\/posts\/362\/revisions"}],"predecessor-version":[{"id":538,"href":"https:\/\/happynumeric.com\/lexique-intelligence-artificielle\/wp-json\/wp\/v2\/posts\/362\/revisions\/538"}],"wp:attachment":[{"href":"https:\/\/happynumeric.com\/lexique-intelligence-artificielle\/wp-json\/wp\/v2\/media?parent=362"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/happynumeric.com\/lexique-intelligence-artificielle\/wp-json\/wp\/v2\/categories?post=362"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/happynumeric.com\/lexique-intelligence-artificielle\/wp-json\/wp\/v2\/tags?post=362"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}