{"id":256,"date":"2025-01-31T20:49:00","date_gmt":"2025-05-30T21:25:35","guid":{"rendered":"https:\/\/happynumeric.com\/lexique-intelligence-artificielle\/b\/definition_biais-cognitif\/"},"modified":"2025-06-05T23:28:10","modified_gmt":"2025-06-05T21:28:10","slug":"definition-biais-cognitif","status":"publish","type":"post","link":"https:\/\/happynumeric.com\/lexique-intelligence-artificielle\/b\/definition-biais-cognitif\/","title":{"rendered":"Biais cognitif"},"content":{"rendered":"<p>Les biais cognitifs influencent nos d\u00e9cisions, m\u00eame dans des domaines techniques comme l&rsquo;IA et le prompt engineering.  Qu\u2019est-ce qu&rsquo;un biais cognitif ? C&rsquo;est une tendance syst\u00e9matique de la pens\u00e9e qui peut conduire \u00e0 des erreurs de jugement ou d&rsquo;interpr\u00e9tation.<\/p>\n<h3>Comment fonctionne un biais cognitif ?<\/h3>\n<p>Un biais cognitif agit comme un raccourci mental.  Votre cerveau cherche \u00e0 simplifier des situations complexes, ce qui peut parfois le conduire \u00e0 des conclusions erron\u00e9es. Imaginez une carte routi\u00e8re simplifi\u00e9e : elle vous permet d&rsquo;aller d&rsquo;un point A \u00e0 un point B rapidement, mais elle omet des d\u00e9tails importants comme les petits chemins de traverse. De m\u00eame, un biais cognitif vous aide \u00e0 prendre des d\u00e9cisions rapides, mais peut vous faire ignorer des informations cruciales.<\/p>\n<h3>Pourquoi les biais cognitifs sont-ils importants en IA et Prompt Engineering ?<\/h3>\n<p>En IA, les biais cognitifs peuvent influencer la conception d&rsquo;un algorithme ou l&rsquo;interpr\u00e9tation de ses r\u00e9sultats.  Par exemple, si vous concevez un algorithme de recrutement et que vos donn\u00e9es d&rsquo;entra\u00eenement refl\u00e8tent des biais de genre pr\u00e9existants, l&rsquo;algorithme risque de perp\u00e9tuer ces biais. En prompt engineering, vos propres biais peuvent influencer la mani\u00e8re dont vous formulez vos requ\u00eates, biaisant ainsi les r\u00e9ponses de l&rsquo;IA. Par exemple, si vous posez une question orient\u00e9e, vous obtiendrez probablement une r\u00e9ponse qui confirme votre point de vue initial, m\u00eame si elle n&rsquo;est pas totalement objective.<\/p>\n<h3>Exemples d&rsquo;utilisation du biais cognitif<\/h3>\n<ul>\n<li><strong>Biais de confirmation:<\/strong> Vous recherchez et interpr\u00e9tez des informations qui confirment vos croyances pr\u00e9existantes. En prompt engineering, cela peut se traduire par des prompts qui orientent l&rsquo;IA dans une direction sp\u00e9cifique.<\/li>\n<li><strong>Biais d&rsquo;ancrage:<\/strong> Vous vous fiez trop \u00e0 la premi\u00e8re information re\u00e7ue, m\u00eame si elle n&rsquo;est pas la plus pertinente. Cela peut influencer l&rsquo;interpr\u00e9tation des r\u00e9sultats d&rsquo;une IA.<\/li>\n<\/ul>\n<h3>Termes associ\u00e9s<\/h3>\n<ul id=\"TermesAssocies\">\n<li><a href=\"https:\/\/happynumeric.com\/lexique-intelligence-artificielle\/?s=Biais+algorithmique\">Biais algorithmique<\/a><\/li>\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=Intelligence+artificielle\">Intelligence artificielle<\/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=Sciences+cognitives\">Sciences cognitives<\/a><\/li>\n<\/ul>\n","protected":false},"excerpt":{"rendered":"<p>Les biais cognitifs influencent nos d\u00e9cisions, m\u00eame dans des domaines techniques comme l&rsquo;IA et le prompt engineering. Qu\u2019est-ce qu&rsquo;un biais cognitif ? C&rsquo;est une tendance syst\u00e9matique de la pens\u00e9e qui peut conduire \u00e0 des erreurs de jugement ou d&rsquo;interpr\u00e9tation. Comment fonctionne un biais cognitif ? Un biais cognitif agit comme un raccourci mental. Votre cerveau [&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":[120],"tags":[44,142,216,57,12,156],"class_list":["post-256","post","type-post","status-publish","format-standard","hentry","category-b","tag-apprentissage-automatique","tag-biais-algorithmique","tag-biais-cognitif","tag-intelligence-artificielle","tag-prompt-engineering","tag-sciences-cognitives"],"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":"Les biais cognitifs influencent nos d\u00e9cisions, m\u00eame dans des domaines techniques comme l&rsquo;IA et le prompt engineering. Qu\u2019est-ce qu&rsquo;un biais cognitif ? C&rsquo;est une tendance syst\u00e9matique de la pens\u00e9e qui peut conduire \u00e0 des erreurs de jugement ou d&rsquo;interpr\u00e9tation. Comment fonctionne un biais cognitif ? Un biais cognitif agit comme un raccourci mental. Votre cerveau\u2026","_links":{"self":[{"href":"https:\/\/happynumeric.com\/lexique-intelligence-artificielle\/wp-json\/wp\/v2\/posts\/256","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=256"}],"version-history":[{"count":2,"href":"https:\/\/happynumeric.com\/lexique-intelligence-artificielle\/wp-json\/wp\/v2\/posts\/256\/revisions"}],"predecessor-version":[{"id":639,"href":"https:\/\/happynumeric.com\/lexique-intelligence-artificielle\/wp-json\/wp\/v2\/posts\/256\/revisions\/639"}],"wp:attachment":[{"href":"https:\/\/happynumeric.com\/lexique-intelligence-artificielle\/wp-json\/wp\/v2\/media?parent=256"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/happynumeric.com\/lexique-intelligence-artificielle\/wp-json\/wp\/v2\/categories?post=256"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/happynumeric.com\/lexique-intelligence-artificielle\/wp-json\/wp\/v2\/tags?post=256"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}