{"id":22790,"date":"2023-10-25T10:34:07","date_gmt":"2023-10-25T08:34:07","guid":{"rendered":"https:\/\/golem.ai\/?p=22790"},"modified":"2026-02-17T16:47:08","modified_gmt":"2026-02-17T15:47:08","slug":"avanatge-analytique-vs-llm","status":"publish","type":"post","link":"https:\/\/miralia.ai\/fr\/blog\/avanatge-analytique-vs-llm","title":{"rendered":"\u00c9viter les hallucinations du LLM gr\u00e2ce \u00e0 l\u2019IA analytique,\u00a0c\u2019est\u00a0possible ?"},"content":{"rendered":"\n<h2 class=\"wp-block-heading\">Introduction<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Le succ\u00e8s de ChatGPT a suscit\u00e9 un int\u00e9r\u00eat massif pour l&rsquo;IA g\u00e9n\u00e9rative dans le language. Les mod\u00e8les LLM s&rsquo;am\u00e9liorent rapidement et les initiatives d&rsquo;utilisation au sein des entreprises se multiplient.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Pour le support client, l\u2019automatisation du traitement des demandes entrantes est un sujet de pr\u00e9dilection. Par exemple, la g\u00e9n\u00e9ration automatique de brouillons de r\u00e9ponse peut pr\u00e9senter plusieurs avantages : gain de temps de traitement des demandes et coh\u00e9rence des r\u00e9ponses entre les agents.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Cependant, l&rsquo;IA g\u00e9n\u00e9rative peut produire de fausses informations, qu\u2019on appelle hallucinations, qui peuvent avoir des cons\u00e9quences critiques. La diffusion d&rsquo;informations incorrectes peut entrainer l&rsquo;insatisfaction des clients et ainsi impacter la r\u00e9putation de l&rsquo;entreprise.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">En revanche, l&rsquo;IA analytique, telle que celle que nous avons d\u00e9velopp\u00e9e pour notre produit <a href=\"https:\/\/golem.ai\/en\/products\/inboxcare\">InboxCare<\/a>, ne souffre d\u2019aucune hallucination. Le traitement de la donn\u00e9e textuelle est pr\u00e9dictible et explicable, se synchronise avec les CRM et propose un brouillon de r\u00e9ponse dynamique.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Ce brouillon de r\u00e9ponse est g\u00e9n\u00e9r\u00e9 sous forme de \u201ctemplate\u201d : En fonction de la cat\u00e9gorie que nous d\u00e9tectons dans un message, nous allons s\u00e9lectionner le template correspondant.<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img fetchpriority=\"high\" decoding=\"async\" width=\"1024\" height=\"203\" src=\"https:\/\/golem-ai-website-wordpress-prod.s3.fr-par.scw.cloud\/wp-content\/uploads\/2023\/10\/24114320\/schema-inboxcare-1024x203.png\" alt=\"\" class=\"wp-image-22794\" srcset=\"https:\/\/golem-ai-website-wordpress-prod.s3.fr-par.scw.cloud\/wp-content\/uploads\/2023\/10\/24114320\/schema-inboxcare-300x59.png 300w, https:\/\/golem-ai-website-wordpress-prod.s3.fr-par.scw.cloud\/wp-content\/uploads\/2023\/10\/24114320\/schema-inboxcare-1024x203.png 1024w, https:\/\/golem-ai-website-wordpress-prod.s3.fr-par.scw.cloud\/wp-content\/uploads\/2023\/10\/24114320\/schema-inboxcare-768x152.png 768w, https:\/\/golem-ai-website-wordpress-prod.s3.fr-par.scw.cloud\/wp-content\/uploads\/2023\/10\/24114320\/schema-inboxcare-1536x304.png 1536w, https:\/\/golem-ai-website-wordpress-prod.s3.fr-par.scw.cloud\/wp-content\/uploads\/2023\/10\/24114320\/schema-inboxcare-2048x405.png 2048w, https:\/\/golem-ai-website-wordpress-prod.s3.fr-par.scw.cloud\/wp-content\/uploads\/2023\/10\/24114320\/schema-inboxcare-18x4.png 18w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">InboxCare peut bien s\u00fbr d\u00e9tecter le nom du client et ainsi personnaliser la r\u00e9ponse, mais il peut \u00e9galement utiliser les informations d\u00e9tect\u00e9es dans un message pour consolider sa r\u00e9ponse. Par exemple, la d\u00e9tection d\u2019un num\u00e9ro de commande permet d\u2019aller chercher dans une base de donn\u00e9es le statut correspondant, et ainsi enrichir le brouillon de r\u00e9ponse :<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img decoding=\"async\" width=\"1024\" height=\"228\" src=\"https:\/\/golem-ai-website-wordpress-prod.s3.fr-par.scw.cloud\/wp-content\/uploads\/2023\/10\/24114346\/schema-inboxcare2-1024x228.png\" alt=\"\" class=\"wp-image-22795\" srcset=\"https:\/\/golem-ai-website-wordpress-prod.s3.fr-par.scw.cloud\/wp-content\/uploads\/2023\/10\/24114346\/schema-inboxcare2-300x67.png 300w, https:\/\/golem-ai-website-wordpress-prod.s3.fr-par.scw.cloud\/wp-content\/uploads\/2023\/10\/24114346\/schema-inboxcare2-1024x228.png 1024w, https:\/\/golem-ai-website-wordpress-prod.s3.fr-par.scw.cloud\/wp-content\/uploads\/2023\/10\/24114346\/schema-inboxcare2-768x171.png 768w, https:\/\/golem-ai-website-wordpress-prod.s3.fr-par.scw.cloud\/wp-content\/uploads\/2023\/10\/24114346\/schema-inboxcare2-1536x342.png 1536w, https:\/\/golem-ai-website-wordpress-prod.s3.fr-par.scw.cloud\/wp-content\/uploads\/2023\/10\/24114346\/schema-inboxcare2-2048x456.png 2048w, https:\/\/golem-ai-website-wordpress-prod.s3.fr-par.scw.cloud\/wp-content\/uploads\/2023\/10\/24114346\/schema-inboxcare2-18x4.png 18w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">Les template, par d\u00e9finition, disposent d\u2019une cr\u00e9ativit\u00e9 limit\u00e9e. Il est possible de personnaliser la r\u00e9ponse dynamiquement en fonction de quelques informations extraites (telles que le nom du client ou le statut de commande), mais le ton ne peut \u00eatre chang\u00e9.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Afin d\u2019illustrer ces diff\u00e9rences, imaginons donc un graphique \u00e0 deux axes, l\u2019hallucination d\u2019une part et de l\u2019autre la cr\u00e9ativit\u00e9 la r\u00e9ponse. Pla\u00e7ons sur ce graphique les approches LLM et par template :<\/p>\n\n\n\n<div style=\"height:24px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<figure class=\"wp-block-image aligncenter size-full is-resized\"><img decoding=\"async\" width=\"520\" height=\"464\" src=\"https:\/\/golem-ai-website-wordpress-prod.s3.fr-par.scw.cloud\/wp-content\/uploads\/2023\/10\/24114516\/graphique-hallucination-creativite.png\" alt=\"\" class=\"wp-image-22796\" style=\"aspect-ratio:1.1206896551724137;width:432px;height:auto\" srcset=\"https:\/\/golem-ai-website-wordpress-prod.s3.fr-par.scw.cloud\/wp-content\/uploads\/2023\/10\/24114516\/graphique-hallucination-creativite-300x268.png 300w, https:\/\/golem-ai-website-wordpress-prod.s3.fr-par.scw.cloud\/wp-content\/uploads\/2023\/10\/24114516\/graphique-hallucination-creativite-13x12.png 13w, https:\/\/golem-ai-website-wordpress-prod.s3.fr-par.scw.cloud\/wp-content\/uploads\/2023\/10\/24114516\/graphique-hallucination-creativite.png 520w\" sizes=\"(max-width: 520px) 100vw, 520px\" \/><\/figure>\n\n\n\n<div style=\"height:24px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<p class=\"wp-block-paragraph\">Comme mentionn\u00e9 pr\u00e9c\u00e9demment, le LLM se trouve dans le coin sup\u00e9rieur droit : il peut \u00eatre tr\u00e8s cr\u00e9atif, mais souffre souvent d&rsquo;hallucinations. Les templates, en revanche, se trouvent en bas, plus pr\u00e8s du centre : ils permettent moins de cr\u00e9ativit\u00e9, mais ne souffrent pas d&rsquo;hallucinations.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Avec cette \u00e9tude, notre objectif est de tirer le meilleur parti des deux mondes : <strong>Utiliser les informations de notre IA analytique afin de limiter les hallucinations d\u2019un LLM, tout en b\u00e9n\u00e9ficiant de sa cr\u00e9ativit\u00e9 de r\u00e9ponses :<\/strong><\/p>\n\n\n\n<div style=\"height:24px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<figure class=\"wp-block-image aligncenter size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"421\" height=\"375\" src=\"https:\/\/golem-ai-website-wordpress-prod.s3.fr-par.scw.cloud\/wp-content\/uploads\/2023\/10\/24114538\/graphique-hallucination-creativite2.png\" alt=\"\" class=\"wp-image-22797\" srcset=\"https:\/\/golem-ai-website-wordpress-prod.s3.fr-par.scw.cloud\/wp-content\/uploads\/2023\/10\/24114538\/graphique-hallucination-creativite2-300x267.png 300w, https:\/\/golem-ai-website-wordpress-prod.s3.fr-par.scw.cloud\/wp-content\/uploads\/2023\/10\/24114538\/graphique-hallucination-creativite2-13x12.png 13w, https:\/\/golem-ai-website-wordpress-prod.s3.fr-par.scw.cloud\/wp-content\/uploads\/2023\/10\/24114538\/graphique-hallucination-creativite2.png 421w\" sizes=\"(max-width: 421px) 100vw, 421px\" \/><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\"><\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Cadre de notre \u00e9tude<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Pour tester notre th\u00e9orie, nous avons donc cr\u00e9\u00e9 quelques faux e-mails adress\u00e9s aux clients d&rsquo;une entreprise appel\u00e9e \u00ab\u00a0ACME\u00a0\u00bb, sp\u00e9cialis\u00e9e dans le mobilier d&rsquo;int\u00e9rieur, sur les sujets suivants :<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li style=\"font-size:20px\"><strong>Annulation<\/strong> : le client souhaite annuler une commande<\/li>\n\n\n\n<li style=\"font-size:20px\"><strong>R\u00e9clamation<\/strong> : le client exprime son m\u00e9contentement \u00e0 propos d&rsquo;une commande (produit endommag\u00e9, mauvais produit, etc.)<\/li>\n\n\n\n<li style=\"font-size:20px\"><strong>Modification<\/strong> : le client souhaite modifier la commande<\/li>\n\n\n\n<li style=\"font-size:20px\"><strong>Commande<\/strong> : le client souhaite passer une commande<\/li>\n\n\n\n<li style=\"font-size:20px\"><strong>Statut de la commande<\/strong> : le client demande une date de livraison<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\"><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Pour chaque message, nous avons simul\u00e9 diff\u00e9rentes combinaisons en ajoutant ou supprimant des informations provenant du message lui-m\u00eame<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li style=\"font-size:20px\">1 : Sujet du message<\/li>\n\n\n\n<li style=\"font-size:20px\">2 : Signature du client<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\"><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Ainsi que des informations pouvant provenir d\u2019InboxCare :<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li style=\"font-size:20px\">3 : Cat\u00e9gorie de message<\/li>\n\n\n\n<li style=\"font-size:20px\">4 : Information consolid\u00e9e du statut de la commande (quand elle est applicable)<\/li>\n\n\n\n<li style=\"font-size:20px\">5 : Nom du client d\u00e9tect\u00e9<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\"><\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"485\" src=\"https:\/\/golem-ai-website-wordpress-prod.s3.fr-par.scw.cloud\/wp-content\/uploads\/2023\/10\/24114736\/email-1024x485.png\" alt=\"\" class=\"wp-image-22800\" srcset=\"https:\/\/golem-ai-website-wordpress-prod.s3.fr-par.scw.cloud\/wp-content\/uploads\/2023\/10\/24114736\/email-300x142.png 300w, https:\/\/golem-ai-website-wordpress-prod.s3.fr-par.scw.cloud\/wp-content\/uploads\/2023\/10\/24114736\/email-1024x485.png 1024w, https:\/\/golem-ai-website-wordpress-prod.s3.fr-par.scw.cloud\/wp-content\/uploads\/2023\/10\/24114736\/email-768x364.png 768w, https:\/\/golem-ai-website-wordpress-prod.s3.fr-par.scw.cloud\/wp-content\/uploads\/2023\/10\/24114736\/email-1536x728.png 1536w, https:\/\/golem-ai-website-wordpress-prod.s3.fr-par.scw.cloud\/wp-content\/uploads\/2023\/10\/24114736\/email-18x9.png 18w, https:\/\/golem-ai-website-wordpress-prod.s3.fr-par.scw.cloud\/wp-content\/uploads\/2023\/10\/24114736\/email.png 2047w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">Lors de notre \u00e9tude, nous avons test\u00e9 les combinaisons suivantes :<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"523\" height=\"755\" src=\"https:\/\/golem-ai-website-wordpress-prod.s3.fr-par.scw.cloud\/wp-content\/uploads\/2023\/10\/24114757\/combinaisons.png\" alt=\"\" class=\"wp-image-22801\" srcset=\"https:\/\/golem-ai-website-wordpress-prod.s3.fr-par.scw.cloud\/wp-content\/uploads\/2023\/10\/24114757\/combinaisons-208x300.png 208w, https:\/\/golem-ai-website-wordpress-prod.s3.fr-par.scw.cloud\/wp-content\/uploads\/2023\/10\/24114757\/combinaisons-8x12.png 8w, https:\/\/golem-ai-website-wordpress-prod.s3.fr-par.scw.cloud\/wp-content\/uploads\/2023\/10\/24114757\/combinaisons.png 523w\" sizes=\"(max-width: 523px) 100vw, 523px\" \/><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">Pour finir, nous avons choisi d\u2019utiliser le mod\u00e8le Llama 2 70b sur des GPU H100 h\u00e9berg\u00e9s par <a href=\"https:\/\/www.scaleway.com\/fr\/\" target=\"_blank\" rel=\"noreferrer noopener\">Scaleway<\/a>. Si vous souhaitez en apprendre plus sur notre retour d\u2019exp\u00e9rience quant \u00e0 cette installation, nous y avons consacr\u00e9 un <a href=\"https:\/\/golem.ai\/fr\/blog\/optimisation-llm-scaleway\" target=\"_blank\" rel=\"noreferrer noopener\">second article<\/a>.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Pour r\u00e9sumer, voici les \u00e9l\u00e9ments structurants de nos tests :<\/p>\n\n\n\n<figure class=\"wp-block-table first-column-colored\"><table class=\"has-fixed-layout\"><tbody><tr><td><strong>Mod\u00e8le test\u00e9<\/strong><\/td><td>Llama 2 70b<\/td><\/tr><tr><td><strong>GPU<\/strong><\/td><td>H100<\/td><\/tr><tr><td><strong>H\u00e9bergeur<\/strong><\/td><td>Scaleway<\/td><\/tr><tr><td><strong>Approches test\u00e9es*<\/strong><\/td><td>Zero-Shot learning<br>Few-Shot learning<\/td><\/tr><tr><td><strong>Nombre de test effectu\u00e9s<\/strong><\/td><td>92<\/td><\/tr><tr><td><strong>Informations pouvant provenir d\u2019InboxCare<\/strong><\/td><td>Cat\u00e9gorie du message<br>Nom du client<br>Statut de la commande<\/td><\/tr><tr><td><strong>Types de message test\u00e9s<\/strong><\/td><td>Annulation, R\u00e9clamation, Modification, Commande, Statut de la commande<\/td><\/tr><tr><td><strong>Langue<\/strong><\/td><td>Anglais<\/td><\/tr><\/tbody><\/table><figcaption class=\"wp-element-caption\"><em>*L\u2019approche \u201cFew-Shot\u201d consiste \u00e0 fournir au mod\u00e8le quelques exemples de r\u00e9ponses directement au sein du prompt, alors que l\u2019approche \u201cZero-Shot\u201d ne fourni aucun exemple dans le prompt. Pour en savoir plus sur ces approches, voici un <\/em><a href=\"https:\/\/www.techopedia.com\/definition\/34949\/zero-shot-one-shot-few-shot-learning\">article<\/a><em> \u00e0 ce sujet.<\/em><\/figcaption><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\">Param\u00e8tres d\u2019entr\u00e9e<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Avant de plonger dans les r\u00e9sultats, examinons les param\u00e8tres d&rsquo;entr\u00e9e les plus importants d\u2019un LLM (que nous appellerons \u201cInput\u201d) que nous pouvons modifier pour faire varier la r\u00e9ponse du mod\u00e8le (que nous appellerons \u201coutput\u201d) : Le <strong>prompt<\/strong>, le <strong>prompt system<\/strong> et la <strong>temp\u00e9rature :<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li style=\"font-size:20px\"><strong>Prompt<\/strong> : Dans notre cas, elle contiendra la demande du client accompagn\u00e9e d\u2019une instruction simple du type <em>\u201cR\u00e9ponds \u00e0 ce client\u201d<\/em><\/li>\n\n\n\n<li style=\"font-size:20px\"><strong>Prompt syst\u00e8me<\/strong> : D\u00e9finit le contexte et le comportement que le mod\u00e8le doit suivre. Dans notre cas, les instructions portent sur son r\u00f4le en tant qu&rsquo;agent de support client, le ton \u00e0 aborder, le format de la signature etc. <strong>Il est important de noter que tandis que le prompt change pour chaque nouvelle demande, le prompt syst\u00e8me reste le m\u00eame.<\/strong><\/li>\n\n\n\n<li style=\"font-size:20px\"><strong>Temp\u00e9rature<\/strong> : Pouvant aller de 0.01 \u00e0 5, elle permet de contr\u00f4ler le degr\u00e9 de cr\u00e9ativit\u00e9 de la sortie g\u00e9n\u00e9r\u00e9e par le mod\u00e8le.\n<ul class=\"wp-block-list\">\n<li>Temp\u00e9rature \u00e9lev\u00e9e : R\u00e9sultats cr\u00e9atifs, hallucinations fortes<\/li>\n\n\n\n<li>Temp\u00e9rature faible : R\u00e9sultats plus constants, hallucinations plus faibles<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n\n\n\n<div style=\"height:24px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<figure class=\"wp-block-image aligncenter size-large is-resized\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"500\" src=\"https:\/\/golem-ai-website-wordpress-prod.s3.fr-par.scw.cloud\/wp-content\/uploads\/2023\/10\/24115522\/schema-input-output-1024x500.png\" alt=\"\" class=\"wp-image-22806\" style=\"aspect-ratio:2.048;width:606px;height:auto\" srcset=\"https:\/\/golem-ai-website-wordpress-prod.s3.fr-par.scw.cloud\/wp-content\/uploads\/2023\/10\/24115522\/schema-input-output-300x147.png 300w, https:\/\/golem-ai-website-wordpress-prod.s3.fr-par.scw.cloud\/wp-content\/uploads\/2023\/10\/24115522\/schema-input-output-1024x500.png 1024w, https:\/\/golem-ai-website-wordpress-prod.s3.fr-par.scw.cloud\/wp-content\/uploads\/2023\/10\/24115522\/schema-input-output-768x375.png 768w, https:\/\/golem-ai-website-wordpress-prod.s3.fr-par.scw.cloud\/wp-content\/uploads\/2023\/10\/24115522\/schema-input-output-18x9.png 18w, https:\/\/golem-ai-website-wordpress-prod.s3.fr-par.scw.cloud\/wp-content\/uploads\/2023\/10\/24115522\/schema-input-output.png 1302w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<div style=\"height:24px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<p class=\"wp-block-paragraph\">Ainsi, notre objectif pour cette \u00e9tude est d\u2019ajouter au prompt des informations pouvant provenir d\u2019InboxCare afin de limiter l\u2019hallucination en output :<\/p>\n\n\n\n<div style=\"height:24px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<figure class=\"wp-block-image aligncenter size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"385\" src=\"https:\/\/golem-ai-website-wordpress-prod.s3.fr-par.scw.cloud\/wp-content\/uploads\/2023\/10\/24115540\/schema-input-output2-1024x385.png\" alt=\"\" class=\"wp-image-22807\" srcset=\"https:\/\/golem-ai-website-wordpress-prod.s3.fr-par.scw.cloud\/wp-content\/uploads\/2023\/10\/24115540\/schema-input-output2-300x113.png 300w, https:\/\/golem-ai-website-wordpress-prod.s3.fr-par.scw.cloud\/wp-content\/uploads\/2023\/10\/24115540\/schema-input-output2-1024x385.png 1024w, https:\/\/golem-ai-website-wordpress-prod.s3.fr-par.scw.cloud\/wp-content\/uploads\/2023\/10\/24115540\/schema-input-output2-768x289.png 768w, https:\/\/golem-ai-website-wordpress-prod.s3.fr-par.scw.cloud\/wp-content\/uploads\/2023\/10\/24115540\/schema-input-output2-1536x578.png 1536w, https:\/\/golem-ai-website-wordpress-prod.s3.fr-par.scw.cloud\/wp-content\/uploads\/2023\/10\/24115540\/schema-input-output2-18x7.png 18w, https:\/\/golem-ai-website-wordpress-prod.s3.fr-par.scw.cloud\/wp-content\/uploads\/2023\/10\/24115540\/schema-input-output2.png 1690w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<div style=\"height:24px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<p class=\"wp-block-paragraph\">Notez que d\u2019autres approches \u00e9taient possibles, mais celle-ci nous semblait \u00eatre la plus simple et suffisante pour tester notre th\u00e9orie.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Ainsi, apr\u00e8s de nombreux tests, nous avons trouv\u00e9 que les param\u00e8tres suivants d\u2019input donnaient les meilleurs r\u00e9sultats :<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"899\" height=\"1024\" src=\"https:\/\/golem-ai-website-wordpress-prod.s3.fr-par.scw.cloud\/wp-content\/uploads\/2023\/10\/24115631\/prompt-899x1024.png\" alt=\"\" class=\"wp-image-22809\" srcset=\"https:\/\/golem-ai-website-wordpress-prod.s3.fr-par.scw.cloud\/wp-content\/uploads\/2023\/10\/24115631\/prompt-263x300.png 263w, https:\/\/golem-ai-website-wordpress-prod.s3.fr-par.scw.cloud\/wp-content\/uploads\/2023\/10\/24115631\/prompt-899x1024.png 899w, https:\/\/golem-ai-website-wordpress-prod.s3.fr-par.scw.cloud\/wp-content\/uploads\/2023\/10\/24115631\/prompt-768x875.png 768w, https:\/\/golem-ai-website-wordpress-prod.s3.fr-par.scw.cloud\/wp-content\/uploads\/2023\/10\/24115631\/prompt-1348x1536.png 1348w, https:\/\/golem-ai-website-wordpress-prod.s3.fr-par.scw.cloud\/wp-content\/uploads\/2023\/10\/24115631\/prompt-1797x2048.png 1797w, https:\/\/golem-ai-website-wordpress-prod.s3.fr-par.scw.cloud\/wp-content\/uploads\/2023\/10\/24115631\/prompt-11x12.png 11w\" sizes=\"(max-width: 899px) 100vw, 899px\" \/><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\">R\u00e9sultats<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Voici le m\u00eame tableau que pr\u00e9c\u00e9demment, mais qui cette fois-ci fait ressortir un \u201cscore d\u2019hallucination\u201d pour chacun des tests effectu\u00e9s. Ce \u201cscore d\u2019hallucination\u201d, de 0 \u00e0 3, a \u00e9t\u00e9 attribu\u00e9 de mani\u00e8re subjective en suivant les r\u00e8gles suivantes :<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li style=\"font-size:20px\"><strong>Score de 0<\/strong> : Pas d\u2019hallucination dans la r\u00e9ponse<\/li>\n\n\n\n<li style=\"font-size:20px\"><strong>Score de 1<\/strong> : L\u2019hallucination est mineure. Par exemple, le mod\u00e8le demande une information suppl\u00e9mentaire au client (telle que son adresse ou son num\u00e9ro de t\u00e9l\u00e9phone) ou la confirmation du produit demand\u00e9.<\/li>\n\n\n\n<li style=\"font-size:20px\"><strong>Score de 2<\/strong> : L\u2019hallucination est importante. Par exemple, le mod\u00e8le invente un d\u00e9lais de livraison.<\/li>\n\n\n\n<li style=\"font-size:20px\"><strong>Score de 3<\/strong> : L\u2019hallucination est critique. Par exemple, le mod\u00e8le confirme automatiquement une annulation ou invente la disponibilit\u00e9 ou non d\u2019un produit en stock.<\/li>\n<\/ul>\n\n\n\n<div style=\"height:24px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"651\" height=\"749\" src=\"https:\/\/golem-ai-website-wordpress-prod.s3.fr-par.scw.cloud\/wp-content\/uploads\/2023\/10\/24115745\/tableau-score-hallucination.png\" alt=\"\" class=\"wp-image-22811\" srcset=\"https:\/\/golem-ai-website-wordpress-prod.s3.fr-par.scw.cloud\/wp-content\/uploads\/2023\/10\/24115745\/tableau-score-hallucination-261x300.png 261w, https:\/\/golem-ai-website-wordpress-prod.s3.fr-par.scw.cloud\/wp-content\/uploads\/2023\/10\/24115745\/tableau-score-hallucination-10x12.png 10w, https:\/\/golem-ai-website-wordpress-prod.s3.fr-par.scw.cloud\/wp-content\/uploads\/2023\/10\/24115745\/tableau-score-hallucination.png 651w\" sizes=\"(max-width: 651px) 100vw, 651px\" \/><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Les r\u00e9sultats sembles al\u00e9atoires et n\u2019avoir aucune corr\u00e9lation avec les variables utilis\u00e9es.<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Pour mieux comprendre, analysons en d\u00e9tails deux cas particuli\u00e8rement int\u00e9ressants* : D\u2019une part, un cas ou aucune information pouvant provenir d\u2019InboxCare n\u2019a \u00e9t\u00e9 ajout\u00e9e (test 1) et d\u2019autre part, un cas ou les trois informations pouvant provenir d\u2019InboxCare ont \u00e9t\u00e9 ajout\u00e9es (test 5).<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">*<em>Ces deux cas sont surlign\u00e9s en jaune sur le tableau ci-dessus<\/em><\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Focus test 1 : Pas d&rsquo;ajout d&rsquo;informations provenant d&rsquo;InboxCare<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Input<\/strong><\/p>\n\n\n\n<pre class=\"wp-block-code\" style=\"font-size:14px\"><code>Please respond to this client:\nSubject: Order Order Status - Modern Sofa Set\nHi there,\nCould you provide an update on my order for the Modern Sofa Set? Order ID: 45678.\nRegards,\nRemy Lemoine\n\nInformation provided by InboxCare:<\/code><\/pre>\n\n\n\n<div style=\"height:24px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Output<\/strong><\/p>\n\n\n\n<pre class=\"wp-block-code\" style=\"font-size:14px\"><code>Dear Remy Lemoine,\n\nThank you for reaching out to us regarding your order for the Modern Sofa Set (Order ID: 45678). Our teamis working hard to ensure that your order is processed and shipped as soon as possible. Unfortunately, we do not have any updates available at this time.\n\nPlease be assured that we will keep you informed throughout the process, and you will receive an email notification once your order has been shipped. If you have any further questions or concerns, please feel free to reach out to us.\n\nBest regards,\nSophie\nCustomer Support Agent\nACME Interior Furniture<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">Du c\u00f4t\u00e9 positif, le LLM a correctement compris le sujet de l&rsquo;e-mail, d\u00e9tect\u00e9 le nom du client, l&rsquo;ID de commande, l&rsquo;article en question et respect\u00e9 les instructions du prompt syst\u00e8me.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Cependant, la r\u00e9ponse g\u00e9n\u00e9r\u00e9e comprenait quelques informations invent\u00e9es :<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li style=\"font-size:20px\"><em>\u201cwe will keep you informed throughout the process\u201d<\/em><\/li>\n\n\n\n<li style=\"font-size:20px\"><em>\u201cyou will receive an email notification once your order has been shipped\u201d<\/em><\/li>\n<\/ul>\n\n\n\n<div style=\"height:24px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<p class=\"wp-block-paragraph\">Regardons maintenant le m\u00eame exemple, mais en ajoutant les trois informations pouvant provenir d\u2019InboxCare.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Focus test 5 : Ajout d&rsquo;informations pouvant provenir d&rsquo;InboxCare<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Input<\/strong><\/p>\n\n\n\n<pre class=\"wp-block-code\" style=\"font-size:14px\"><code>Please respond to this client:\nSubject: Order Order Status - Modern Sofa Set\nHi there,\nCould you provide an update on my order for the Modern Sofa Set? Order ID: 45678.\nRegards,\nRemy Lemoine\n\nInformation provided by InboxCare: \n<mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-luminous-vivid-orange-color\">Email topic: Order Status \nOrder Status: In transit\nClient name: Remy Lemoine<\/mark><\/code><\/pre>\n\n\n\n<div style=\"height:24px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Output<\/strong><\/p>\n\n\n\n<pre class=\"wp-block-code\" style=\"font-size:14px\"><code>Dear Remy Lemoine,\n\nThank you for reaching out to us regarding your order for the Modern Sofa Set (Order ID: 45678). We apologize for any inconvenience caused and appreciate your patience.\n\nAccording to our records, <mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-luminous-vivid-orange-color\">your order is currently in transit<\/mark>. Our team is working hard to ensure that it reaches you as soon as possible.\n\nPlease note that we do not have access to real-time tracking information. \nHowever, we can inform you that our delivery team is doing their best to get your order delivered within the estimated timeframe.\n\nWe understand that delays can happen, but rest assured that we are doind everything possible to minimize any disruptions. If you have any further\nquestions or concerns, please feel free to reach out to us.\n\nBest regards,\nSophie\nCustomer Support Agent\nACME Interior Furniture<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">En ajoutant des informations provenant d&rsquo;InboxCare \u00e0 la demande, le LLM a \u00e9t\u00e9 en mesure de g\u00e9n\u00e9rer une r\u00e9ponse plus pr\u00e9cise et pertinente en fournissant au client une mise \u00e0 jour sur l&rsquo;\u00e9tat de sa commande.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Conclusion<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Dans l&rsquo;ensemble, nous avons effectu\u00e9 environ 100 tests en variant les messages, les param\u00e8tres et les prompts. Voici nos principales conclusions : <\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li style=\"font-size:20px\">Le LLM est d\u00e9j\u00e0 capable de comprendre et d&rsquo;utiliser efficacement les informations contenues dans les message (sujet de la demande et nom du client). <strong>Ajouter ces m\u00eames informations provenant d\u2019InboxCare ne semble pas influer sur la qualit\u00e9 du r\u00e9sultat.<\/strong><\/li>\n\n\n\n<li style=\"font-size:20px\">La consolidation d\u2019InboxCare permettant d\u2019obtenir <strong>l\u2019information du statut de la commande permet en revanche d\u2019influer sur la qualit\u00e9 du r\u00e9sultat<\/strong>. En effet, nous avons ici fourni au LLM une information dont il ne disposait pas.<\/li>\n\n\n\n<li style=\"font-size:20px\"><strong>Le prompt engineering<\/strong> influe grandement la qualit\u00e9 et la pr\u00e9cision des r\u00e9ponses g\u00e9n\u00e9r\u00e9es. Ce travail est crucial et ne doit pas \u00eatre sous-estim\u00e9 car il demande beaucoup de temps et d\u2019expertise. Par ailleurs, cette pratique rel\u00e8ve encore aujourd\u2019hui plus d\u2019un art que d\u2019une science. M\u00eame les cr\u00e9ateurs de Llama <a href=\"https:\/\/github.com\/meta-llama\/llama\/pull\/626\/commits\/a971c41bde81d74f98bc2c2c451da235f1f1d37c\" target=\"_blank\" rel=\"noreferrer noopener\">continuent de d\u00e9couvrir<\/a> comment ce mod\u00e8le fonctionne.<\/li>\n\n\n\n<li style=\"font-size:20px\"><strong>Imposer une limitation taille de r\u00e9ponse \u00e0 fournir<\/strong> (dans notre \u00e9tude elle \u00e9tait de 40 mots) ainsi que d\u2019<strong>imposer une temp\u00e9rature minimale<\/strong> (dans notre \u00e9tude elle \u00e9tait \u00e0 0.01) sont <strong>les deux facteurs qui permettent de limiter le plus les hallucinations.<\/strong><\/li>\n<\/ul>\n\n\n\n<blockquote class=\"wp-block-quote is-layout-flow wp-block-quote-is-layout-flow\">\n<p class=\"wp-block-paragraph\">\ud83d\udca1 Depuis peu, un nouveau m\u00e9tier a fait son apparition, celui de \u201cPrompt Engineer\u201d. Son r\u00f4le est notamment de trouver les requ\u00eates (ou prompts) les plus adapt\u00e9s \u00e0 un besoin donn\u00e9. Pour en savoir plus, nous vous invitons \u00e0 lire <a href=\"https:\/\/www.francetvinfo.fr\/replay-radio\/aujourd-hui-c-est-demain\/prompt-engineer-un-nouveau-metier-d-ingenieur-de-requete-pour-dompter-les-intelligences-artificielles_6058734.html\">cet article<\/a> sur le sujet.<\/p>\n<\/blockquote>\n\n\n\n<p class=\"wp-block-paragraph\">Nous semblons donc faire face \u00e0 un paradoxe : Afin de limiter au maximum les hallucination du LLM, nous avons \u201ccadr\u00e9\u201d fortement le LLM via les instructions dans les prompts ainsi que la temp\u00e9rature. Mais ce faisant, nous r\u00e9duisons ainsi la cr\u00e9ativit\u00e9 des r\u00e9ponses. Nous ne parvenons pas \u00e0 atteindre notre id\u00e9al<\/p>\n\n\n\n<div style=\"height:24px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<figure class=\"wp-block-image aligncenter size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"428\" height=\"381\" src=\"https:\/\/golem-ai-website-wordpress-prod.s3.fr-par.scw.cloud\/wp-content\/uploads\/2023\/10\/24120345\/graphique-hallucination-creativite3.png\" alt=\"\" class=\"wp-image-22814\" srcset=\"https:\/\/golem-ai-website-wordpress-prod.s3.fr-par.scw.cloud\/wp-content\/uploads\/2023\/10\/24120345\/graphique-hallucination-creativite3-300x267.png 300w, https:\/\/golem-ai-website-wordpress-prod.s3.fr-par.scw.cloud\/wp-content\/uploads\/2023\/10\/24120345\/graphique-hallucination-creativite3-13x12.png 13w, https:\/\/golem-ai-website-wordpress-prod.s3.fr-par.scw.cloud\/wp-content\/uploads\/2023\/10\/24120345\/graphique-hallucination-creativite3.png 428w\" sizes=\"(max-width: 428px) 100vw, 428px\" \/><\/figure>\n\n\n\n<div style=\"height:24px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<p class=\"wp-block-paragraph\">Par cons\u00e9quent la question de l\u2019int\u00e9r\u00eat d\u2019utiliser un LLM, au profit d\u2019un syst\u00e8me par template, se pose car limiter les hallucinations demande beaucoup d\u2019effort en prompt engineering, sans pour autant avoir la garantie de les supprimer totalement. Cette question est d\u2019autant plus cruciale si l\u2019on souhaite appliquer ces technologies \u00e0 la r\u00e9ponse automatique**.** Dans ce cas, il est tout bonnement impossible de laisser passer quelconque hallucination.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Bien s\u00fbr, davantage d&rsquo;exp\u00e9rimentations sont n\u00e9cessaires pour exploiter pleinement son potentiel. Les approches possibles sont \u00e9num\u00e9r\u00e9es ci-dessous.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Autres axes de recherche<\/h2>\n\n\n\n<ul class=\"wp-block-list\">\n<li style=\"font-size:20px\"><strong>Explorer d\u2019autres mod\u00e8les LLM<\/strong>. Par exemple, le mod\u00e8le Mistral 7b montre de grandes promesses. En exp\u00e9rimentant avec diff\u00e9rents LLM, nous pouvons identifier le mod\u00e8le qui convient le mieux \u00e0 nos besoins et objectifs sp\u00e9cifiques.<\/li>\n\n\n\n<li style=\"font-size:20px\"><strong>Affiner le prompt engineering<\/strong>. En fournissant plus d\u2019effort dans l\u2019\u00e9criture du prompt et du prompt system, nous pourrions probablement obtenir de meilleurs r\u00e9sultats.<\/li>\n\n\n\n<li style=\"font-size:20px\"><strong>Affiner sp\u00e9cifiquement le mod\u00e8le LLM pour notre cas d&rsquo;utilisation<\/strong> du support client peut \u00e9galement \u00eatre b\u00e9n\u00e9fique. Ce processus, appel\u00e9 \u201c<a href=\"https:\/\/www.techtarget.com\/searchenterpriseai\/definition\/fine-tuning\" target=\"_blank\" rel=\"noreferrer noopener\">fine-tuning<\/a>\u201d permet au mod\u00e8le d&rsquo;apprendre \u00e0 partir d&rsquo;exemples qui ressemblent \u00e9troitement aux types de message qu&rsquo;il rencontrera dans des situations r\u00e9elles. En affinant le mod\u00e8le, nous pouvons am\u00e9liorer sa compr\u00e9hension des demandes des clients et la qualit\u00e9 de ses r\u00e9ponses g\u00e9n\u00e9r\u00e9es.<\/li>\n\n\n\n<li style=\"font-size:20px\"><strong>D\u00e9clencher l\u2019utilisation d\u2019un LLM seulement pour certaines cat\u00e9gories de message.<\/strong> Par exemple, la cat\u00e9gorie \u201cDemande d\u2019information\u201d pourra d\u00e9clencher, l\u2019utilisation d\u2019un LLM car une l\u00e9g\u00e8re hallucination pourrait \u00eatre acceptable. En revanche, la d\u00e9tection d\u2019un cat\u00e9gorie \u201cR\u00e9clamations\u201d d\u00e9clencherai l\u2019utilisation d\u2019un template de r\u00e9ponse, car aucune hallucination ne serait acceptable.<\/li>\n<\/ul>\n\n\n\n<div style=\"height:48px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<hr class=\"wp-block-separator has-text-color has-cyan-bluish-gray-color has-alpha-channel-opacity has-cyan-bluish-gray-background-color has-background\"\/>\n\n\n\n<div style=\"height:24px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<p class=\"wp-block-paragraph\">Dans la deuxi\u00e8me partie de cet article, nous explorerons notre exp\u00e9rience de l&rsquo;ex\u00e9cution d&rsquo;un mod\u00e8le de langage (LLM) sur notre infrastructure, en utilisant la derni\u00e8re offre GPU de Scaleway. Nous aborderons la configuration et la mise en place du LLM, y compris le mat\u00e9riel et le logiciel utilis\u00e9s.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><\/p>\n<!-- AddThis Advanced Settings generic via filter on the_content --><!-- AddThis Share Buttons generic via filter on the_content -->","protected":false},"excerpt":{"rendered":"<p>Nous avons test\u00e9 de conjuguer notre IA analytique \u00e0 un LLM afin de limiter les hallucinations de ce dernier dans la g\u00e9n\u00e9ration de brouillons de r\u00e9ponses. D\u00e9couvrez nos conclusions.<!-- AddThis Advanced Settings generic via filter on get_the_excerpt --><!-- AddThis Share Buttons generic via filter on get_the_excerpt --><\/p>\n","protected":false},"author":22,"featured_media":22869,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"content-type":"","footnotes":""},"categories":[68,129,74],"tags":[],"class_list":["post-22790","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-blog","category-produit","category-technologie"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.9 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>\u00c9viter les hallucinations du LLM gr\u00e2ce \u00e0 l\u2019IA analytique ?<\/title>\n<meta name=\"description\" content=\"Nous avons test\u00e9 de conjuguer notre IA analytique \u00e0 un LLM afin de limiter les hallucinations. 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