{"id":814,"date":"2025-01-31T07:49:00","date_gmt":"2025-01-01T09:00:00","guid":{"rendered":"https:\/\/happynumeric.com\/lexique-intelligence-artificielle\/o\/definition_one-shot-learning\/"},"modified":"2025-06-05T23:33:04","modified_gmt":"2025-06-05T21:33:04","slug":"definition-one-shot-learning","status":"publish","type":"post","link":"https:\/\/happynumeric.com\/lexique-intelligence-artificielle\/o\/definition-one-shot-learning\/","title":{"rendered":"One-shot learning"},"content":{"rendered":"<p>Imaginez apprendre \u00e0 reconna\u00eetre un objet apr\u00e8s l&rsquo;avoir vu une seule fois. C&rsquo;est le principe du <em>one-shot learning<\/em>\u00a0! Qu\u2019est-ce que One-shot learning\u00a0? C&rsquo;est une technique d&rsquo;apprentissage automatique o\u00f9 un mod\u00e8le pr\u00e9dit une classe d&rsquo;objets \u00e0 partir d&rsquo;un seul exemple d&rsquo;entra\u00eenement.<\/p>\n<h3>Comment fonctionne One-shot learning\u00a0?<\/h3>\n<p>En apprentissage automatique traditionnel, les mod\u00e8les ont besoin de milliers d&rsquo;exemples pour apprendre. Le <em>one-shot learning<\/em>, lui, vise \u00e0 imiter la capacit\u00e9 humaine d&rsquo;apprendre rapidement \u00e0 partir de peu d&rsquo;informations.  Prenons l&rsquo;exemple d&rsquo;un enfant qui apprend \u00e0 identifier un \u00ab\u00a0okapi\u00a0\u00bb apr\u00e8s avoir vu une seule photo. Il remarquera ses caract\u00e9ristiques distinctives (rayures, long cou, etc.) et pourra ensuite le diff\u00e9rencier d&rsquo;une girafe ou d&rsquo;un z\u00e8bre. Les mod\u00e8les de <em>one-shot learning<\/em> fonctionnent de mani\u00e8re similaire, en apprenant \u00e0 identifier les caract\u00e9ristiques cl\u00e9s d&rsquo;une classe \u00e0 partir d&rsquo;un seul exemple.<\/p>\n<h3>Pourquoi One-shot learning est-il important\u00a0?<\/h3>\n<p>Le <em>one-shot learning<\/em> est crucial dans des domaines o\u00f9 les donn\u00e9es d&rsquo;entra\u00eenement sont rares ou co\u00fbteuses \u00e0 obtenir. En <em>prompt engineering<\/em>, il permet de cr\u00e9er des mod\u00e8les capables de comprendre de nouvelles instructions ou de g\u00e9n\u00e9rer du contenu pertinent \u00e0 partir d&rsquo;un seul exemple. Par exemple, dans la traduction automatique, un mod\u00e8le <em>one-shot<\/em> pourrait apprendre \u00e0 traduire une nouvelle langue \u00e0 partir de quelques phrases seulement.<\/p>\n<h3>Termes associ\u00e9s<\/h3>\n<ul id=\"TermesAssocies\">\n<li><a href=\"https:\/\/happynumeric.com\/lexique-intelligence-artificielle\/?s=Transfer+learning\">Transfer learning<\/a><\/li>\n<li><a href=\"https:\/\/happynumeric.com\/lexique-intelligence-artificielle\/?s=Few-shot+learning\">Few-shot learning<\/a><\/li>\n<li><a href=\"https:\/\/happynumeric.com\/lexique-intelligence-artificielle\/?s=Meta-learning\">Meta-learning<\/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<\/ul>\n","protected":false},"excerpt":{"rendered":"<p>Imaginez apprendre \u00e0 reconna\u00eetre un objet apr\u00e8s l&rsquo;avoir vu une seule fois. C&rsquo;est le principe du one-shot learning\u00a0! Qu\u2019est-ce que One-shot learning\u00a0? C&rsquo;est une technique d&rsquo;apprentissage automatique o\u00f9 un mod\u00e8le pr\u00e9dit une classe d&rsquo;objets \u00e0 partir d&rsquo;un seul exemple d&rsquo;entra\u00eenement. Comment fonctionne One-shot learning\u00a0? En apprentissage automatique traditionnel, les mod\u00e8les ont besoin de milliers d&rsquo;exemples [&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":[213],"tags":[44,86,57,421,48,47],"class_list":["post-814","post","type-post","status-publish","format-standard","hentry","category-o","tag-apprentissage-automatique","tag-few-shot-learning","tag-intelligence-artificielle","tag-meta-learning","tag-one-shot-learning","tag-transfer-learning"],"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":"Imaginez apprendre \u00e0 reconna\u00eetre un objet apr\u00e8s l&rsquo;avoir vu une seule fois. C&rsquo;est le principe du one-shot learning\u00a0! Qu\u2019est-ce que One-shot learning\u00a0? C&rsquo;est une technique d&rsquo;apprentissage automatique o\u00f9 un mod\u00e8le pr\u00e9dit une classe d&rsquo;objets \u00e0 partir d&rsquo;un seul exemple d&rsquo;entra\u00eenement. Comment fonctionne One-shot learning\u00a0? En apprentissage automatique traditionnel, les mod\u00e8les ont besoin de milliers d&rsquo;exemples\u2026","_links":{"self":[{"href":"https:\/\/happynumeric.com\/lexique-intelligence-artificielle\/wp-json\/wp\/v2\/posts\/814","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=814"}],"version-history":[{"count":1,"href":"https:\/\/happynumeric.com\/lexique-intelligence-artificielle\/wp-json\/wp\/v2\/posts\/814\/revisions"}],"predecessor-version":[{"id":1006,"href":"https:\/\/happynumeric.com\/lexique-intelligence-artificielle\/wp-json\/wp\/v2\/posts\/814\/revisions\/1006"}],"wp:attachment":[{"href":"https:\/\/happynumeric.com\/lexique-intelligence-artificielle\/wp-json\/wp\/v2\/media?parent=814"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/happynumeric.com\/lexique-intelligence-artificielle\/wp-json\/wp\/v2\/categories?post=814"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/happynumeric.com\/lexique-intelligence-artificielle\/wp-json\/wp\/v2\/tags?post=814"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}