{"id":309,"date":"2025-01-31T14:24:00","date_gmt":"2025-05-30T21:27:44","guid":{"rendered":"https:\/\/happynumeric.com\/lexique-intelligence-artificielle\/g\/definition_generatif\/"},"modified":"2025-06-05T23:30:37","modified_gmt":"2025-06-05T21:30:37","slug":"definition-generatif","status":"publish","type":"post","link":"https:\/\/happynumeric.com\/lexique-intelligence-artificielle\/g\/definition-generatif\/","title":{"rendered":"G\u00e9n\u00e9ratif"},"content":{"rendered":"<p>En intelligence artificielle et en <em>prompt engineering<\/em>, le terme \u00ab\u00a0g\u00e9n\u00e9ratif\u00a0\u00bb d\u00e9signe la capacit\u00e9 d&rsquo;un mod\u00e8le \u00e0 cr\u00e9er du contenu original. Qu&rsquo;est-ce que g\u00e9n\u00e9ratif ?  C&rsquo;est la facult\u00e9 d&rsquo;une IA \u00e0 produire de nouveaux textes, images, sons ou codes, plut\u00f4t que de simplement classer ou identifier des donn\u00e9es existantes.<\/p>\n<h3>Comment fonctionne le g\u00e9n\u00e9ratif ?<\/h3>\n<p>Un mod\u00e8le g\u00e9n\u00e9ratif apprend les structures et les motifs sous-jacents d&rsquo;un ensemble de donn\u00e9es d&rsquo;entra\u00eenement. Imaginez un compositeur qui \u00e9tudie les \u0153uvres de Bach : il ne se contente pas de les \u00e9couter, il analyse les harmonies, les rythmes et les m\u00e9lodies.  Une fois cette phase d&rsquo;apprentissage termin\u00e9e, l&rsquo;IA peut g\u00e9n\u00e9rer du nouveau contenu en suivant ces r\u00e8gles apprises, cr\u00e9ant ainsi des variations originales et coh\u00e9rentes.  On peut comparer cela au compositeur, qui, apr\u00e8s avoir assimil\u00e9 le style de Bach, peut composer de nouvelles pi\u00e8ces \u00ab\u00a0\u00e0 la mani\u00e8re de\u00a0\u00bb Bach.<\/p>\n<h3>Pourquoi le g\u00e9n\u00e9ratif est-il important ?<\/h3>\n<p>Le g\u00e9n\u00e9ratif est une avanc\u00e9e majeure en IA. Il ouvre la voie \u00e0 une multitude d&rsquo;applications, de la cr\u00e9ation artistique \u00e0 la g\u00e9n\u00e9ration de code informatique, en passant par la r\u00e9daction automatique de contenu et la conception de m\u00e9dicaments. En <em>prompt engineering<\/em>, comprendre le fonctionnement des mod\u00e8les g\u00e9n\u00e9ratifs est essentiel pour formuler des requ\u00eates efficaces et obtenir les r\u00e9sultats souhait\u00e9s.<\/p>\n<h3>Exemples d&rsquo;utilisation de g\u00e9n\u00e9ratif<\/h3>\n<ul>\n<li><strong>Cr\u00e9ation d&rsquo;images\u00a0:<\/strong>  G\u00e9n\u00e9rer des images \u00e0 partir de descriptions textuelles (\u00ab\u00a0un chat portant un chapeau\u00a0\u00bb).<\/li>\n<li><strong>R\u00e9daction de textes\u00a0:<\/strong>  Produire des articles de blog, des po\u00e8mes, des scripts.<\/li>\n<li><strong>Composition musicale\u00a0:<\/strong>  Cr\u00e9er des morceaux dans diff\u00e9rents styles.<\/li>\n<li><strong>G\u00e9n\u00e9ration de code\u00a0:<\/strong>  \u00c9crire du code informatique fonctionnel \u00e0 partir de sp\u00e9cifications.<\/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=Mod%C3%A8les+de+langage\">Mod\u00e8les de langage<\/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=R%C3%A9seaux+de+neurones\">R\u00e9seaux de neurones<\/a><\/li>\n<li><a href=\"https:\/\/happynumeric.com\/lexique-intelligence-artificielle\/?s=Intelligence+artificielle\">Intelligence artificielle<\/a><\/li>\n<\/ul>\n","protected":false},"excerpt":{"rendered":"<p>En intelligence artificielle et en prompt engineering, le terme \u00ab\u00a0g\u00e9n\u00e9ratif\u00a0\u00bb d\u00e9signe la capacit\u00e9 d&rsquo;un mod\u00e8le \u00e0 cr\u00e9er du contenu original. Qu&rsquo;est-ce que g\u00e9n\u00e9ratif ? C&rsquo;est la facult\u00e9 d&rsquo;une IA \u00e0 produire de nouveaux textes, images, sons ou codes, plut\u00f4t que de simplement classer ou identifier des donn\u00e9es existantes. Comment fonctionne le g\u00e9n\u00e9ratif ? Un mod\u00e8le [&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":[68],"tags":[44,311,57,70,12,97],"class_list":["post-309","post","type-post","status-publish","format-standard","hentry","category-g","tag-apprentissage-automatique","tag-generatif","tag-intelligence-artificielle","tag-modeles-de-langage","tag-prompt-engineering","tag-reseaux-de-neurones"],"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 terme \u00ab\u00a0g\u00e9n\u00e9ratif\u00a0\u00bb d\u00e9signe la capacit\u00e9 d&rsquo;un mod\u00e8le \u00e0 cr\u00e9er du contenu original. Qu&rsquo;est-ce que g\u00e9n\u00e9ratif ? C&rsquo;est la facult\u00e9 d&rsquo;une IA \u00e0 produire de nouveaux textes, images, sons ou codes, plut\u00f4t que de simplement classer ou identifier des donn\u00e9es existantes. Comment fonctionne le g\u00e9n\u00e9ratif ? Un mod\u00e8le\u2026","_links":{"self":[{"href":"https:\/\/happynumeric.com\/lexique-intelligence-artificielle\/wp-json\/wp\/v2\/posts\/309","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=309"}],"version-history":[{"count":2,"href":"https:\/\/happynumeric.com\/lexique-intelligence-artificielle\/wp-json\/wp\/v2\/posts\/309\/revisions"}],"predecessor-version":[{"id":672,"href":"https:\/\/happynumeric.com\/lexique-intelligence-artificielle\/wp-json\/wp\/v2\/posts\/309\/revisions\/672"}],"wp:attachment":[{"href":"https:\/\/happynumeric.com\/lexique-intelligence-artificielle\/wp-json\/wp\/v2\/media?parent=309"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/happynumeric.com\/lexique-intelligence-artificielle\/wp-json\/wp\/v2\/categories?post=309"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/happynumeric.com\/lexique-intelligence-artificielle\/wp-json\/wp\/v2\/tags?post=309"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}