{"id":147,"date":"2026-07-19T15:55:27","date_gmt":"2026-07-19T13:55:27","guid":{"rendered":"https:\/\/oskarkampik.com\/2026\/07\/19\/art-eye-d-lia-au-service-de-la-lutte-contre-les-contrefacons-dart\/"},"modified":"2026-07-28T17:33:33","modified_gmt":"2026-07-28T15:33:33","slug":"art-eye-d-lia-au-service-de-la-lutte-contre-les-contrefacons-dart","status":"publish","type":"post","link":"https:\/\/oskarkampik.com\/fr\/2026\/07\/19\/art-eye-d-lia-au-service-de-la-lutte-contre-les-contrefacons-dart\/","title":{"rendered":"Art Eye-D \u2013 L\u2019IA au service de la lutte contre les contrefa\u00e7ons d\u2019art"},"content":{"rendered":"\n<meta charset=\"UTF-8\"\/>\n<meta name=\"viewport\" content=\"width=device-width, initial-scale=1.0\"\/>\n<title>Art Eye-D \u2013 L\u2019IA au service de la lutte contre les contrefa\u00e7ons d\u2019art \u2013 Oskar Kampik<\/title>\n<meta name=\"description\" content=\"Rapport de projet : syst\u00e8me d\u2019IA pour l\u2019authentification des \u0153uvres de Peter Robert Keil \u2013 d\u00e9velopp\u00e9 avec Art Eye-D Associates (Steven &#038; Andrea Frank), pr\u00e9cision de 98 %. Inclut une th\u00e8se de master sur l\u2019acceptation de l\u2019IA dans le march\u00e9 de l\u2019art.\"\/>\n<link rel=\"preconnect\" href=\"https:\/\/fonts.googleapis.com\"\/>\n<link href=\"https:\/\/fonts.googleapis.com\/css2?family=EB+Garamond:ital,wght@0,400;0,500;0,600;1,400&#038;family=Archivo:wght@400;500;600;700&#038;display=swap\" rel=\"stylesheet\"\/>\n<style>\n  .entry-title, .page-title, .wp-block-post-title, .entry-header { display:none !important; }\n  body { overflow-x:hidden; }\n  #ok-page { width:100vw; margin-left:calc(50% - 50vw); margin-right:calc(50% - 50vw);\n    background:#faf9f7; color:#22211e; font-family:'EB Garamond', serif; }\n  #ok-page, #ok-page *, #ok-menu, #ok-menu * { box-sizing:border-box; }\n  #ok-page h1, #ok-page h2, #ok-page h3, #ok-page p { margin:0; padding:0; }\n  #ok-page a, #ok-menu a { text-decoration:none !important; border-bottom:none; box-shadow:none; }\n  #ok-page a { color:#1e3a5f; }\n  #ok-page a:hover, #ok-menu a:hover { opacity:0.8; 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padding-bottom:28px !important; }\n    .bp-h1 { font-size:30px !important; }\n    .bp-body p { font-size:17px; }\n    .bp-body h2 { font-size:24px; }\n    .bp-quote { font-size:20px; padding-left:20px; }\n    .bp-stats { grid-template-columns:1fr 1fr; }\n    .bp-stat { padding:18px 16px; }\n    .bp-stat:nth-child(odd) { border-left:none; padding-left:0; }\n    .bp-stat:nth-child(-n+2) { border-bottom:1px solid #ddd8ce; }\n    .bp-figure img { aspect-ratio:4\/3; }\n    .bp-fotos { grid-template-columns:1fr; gap:10px; }\n    #kontakt-band .ok-wrap a { display:block; text-align:center; }\n    .ok-footer { flex-direction:column-reverse; justify-content:center; text-align:center; gap:12px; padding-top:26px; padding-bottom:30px; }\n  }\n<\/style>\n\n\n\n<div id=\"ok-page\">\n  <div style=\"border-bottom:1px solid #ddd8ce;\"><div class=\"ok-wrap ok-header\">\n    <a href=\"https:\/\/oskarkampik.com\/fr\/\" class=\"ok-brand\" style=\"font:500 22px 'EB Garamond', serif; color:#22211e;\">Oskar Kampik<\/a>\n    <nav class=\"ok-nav\">\n      <a href=\"https:\/\/oskarkampik.com\/fr\/collections-successions\/\" style=\"color:#22211e;\">Collections &#038; Successions<\/a>\n      <a href=\"https:\/\/oskarkampik.com\/fr\/conseil-insights\/\" style=\"color:#22211e;\">Conseil &#038; Perspectives<\/a>\n      <a href=\"https:\/\/oskarkampik.com\/fr\/numerisation\/\" style=\"color:#22211e;\">Num\u00e9risation<\/a>\n      <a href=\"https:\/\/oskarkampik.com\/fr\/projets\/\" style=\"color:#22211e;\">Projets<\/a>\n      <a href=\"https:\/\/oskarkampik.com\/fr\/a-propos-de-moi\/\" style=\"color:#22211e;\">\u00c0 propos de moi<\/a>\n      <a href=\"https:\/\/oskarkampik.com\/fr\/contact\/\" style=\"background:#1e3a5f; color:#faf9f7; padding:12px 26px;\">Contact<\/a>\n    <\/nav> \n    <button class=\"ok-burger\" onclick=\"document.getElementById('ok-menu').classList.add('open');document.body.style.overflow='hidden';\" aria-label=\"Men\u00fc \u00f6ffnen\">\n      <span><\/span><span><\/span><span><\/span>\n    <\/button>\n  <\/div><\/div>\n\n  <!-- ===== BEITRAGSKOPF ===== -->\n  <div class=\"ok-wrap bp-intro\" style=\"padding-top:72px; padding-bottom:48px;\">\n    <div class=\"bp-body\">\n      <div style=\"font:500 13px Archivo, sans-serif; letter-spacing:0.22em; color:#1e3a5f; margin-bottom:22px;\">PROJET DE NUM\u00c9RISATION \u00b7 L\u2019IA DANS LE MARCH\u00c9 DE L\u2019ART<\/div>\n      <h1 class=\"bp-h1\" style=\"font:400 clamp(32px, 3.4vw, 50px)\/1.2 'EB Garamond', serif; text-wrap:balance;\">Art Eye-D \u2013 un r\u00e9seau neuronal apprend \u00e0 reconna\u00eetre les authentiques Keil<\/h1>\n      <div style=\"font:400 15px Archivo, sans-serif; color:#8a8578; margin-top:22px;\">Rapport de projet \u00b7 Coop\u00e9ration de recherche<\/div>\n    <\/div>\n  <\/div>\n\n  <!-- ===== HEROBILD ===== -->\n  <div class=\"ok-wrap bp-hero\" style=\"padding-bottom:56px;\">\n    <img src=\"https:\/\/oskarkampik.com\/wp-content\/uploads\/2026\/07\/Gemini_Generated_Image_6ky0q86ky0q86ky0-1792x896-1.png\" alt=\"Image symbolique : authentification d'\u0153uvres assist\u00e9e par IA\" fetchpriority=\"high\" decoding=\"async\"\/>\n    <div class=\"bp-body\"><div class=\"bp-caption\">Authentification par vision artificielle \u2013 l&rsquo;image illustre ce que l&rsquo;analyse accomplit. (Illustration g\u00e9n\u00e9r\u00e9e par IA) <\/div><\/div>\n  <\/div>\n\n  <!-- ===== BEITRAGSTEXT ===== -->\n  <div class=\"ok-wrap\" style=\"padding-bottom:32px;\">\n    <div class=\"bp-body\">\n\n      <p>Une machine peut-elle reconna\u00eetre si un tableau est authentique ? Cette question a \u00e9t\u00e9 le point de d\u00e9part de l\u2019une des collaborations les plus passionnantes de mon travail : en collaboration avec le c\u00e9l\u00e8bre couple de chercheurs am\u00e9ricains Steven et Andrea Frank (Art Eye-D Associates), nous avons mis en place un syst\u00e8me d\u2019IA qui distingue les \u0153uvres de Peter Robert Keil des contrefa\u00e7ons \u2013 avec une pr\u00e9cision de 98 %. <\/p>\n\n      <p>Le contexte \u00e9tait concret : l\u2019\u0153uvre de Keil \u2013 plus de 20 000 peintures, populaires et abordables \u2013 est une cible tentante pour les faussaires. Lors de plus de 15 sessions de certification, plus de 7 000 \u0153uvres ont \u00e9t\u00e9 examin\u00e9es et environ 600 contrefa\u00e7ons identifi\u00e9es. Cependant, l\u2019expertise classique exige que chaque \u0153uvre soit physiquement transport\u00e9e \u00e0 Heidelberg. Notre question : l\u2019IA peut-elle compl\u00e9ter l\u2019expertise \u2013 et rendre possible un examen \u00e0 distance ?   <\/p>\n\n      <div class=\"bp-stats\">\n        <div class=\"bp-stat\"><div style=\"font:500 30px 'EB Garamond', serif; color:#1e3a5f;\">98 %<\/div><div style=\"font:400 14px\/1.4 Archivo, sans-serif; color:#8a8578; margin-top:6px;\">Pr\u00e9cision du syst\u00e8me<\/div><\/div>\n        <div class=\"bp-stat\"><div style=\"font:500 30px 'EB Garamond', serif; color:#1e3a5f;\">300<\/div><div style=\"font:400 14px\/1.4 Archivo, sans-serif; color:#8a8578; margin-top:6px;\">Images d\u2019entra\u00eenement, dont 30 contrefa\u00e7ons<\/div><\/div>\n        <div class=\"bp-stat\"><div style=\"font:500 30px 'EB Garamond', serif; color:#1e3a5f;\">43<\/div><div style=\"font:400 14px\/1.4 Archivo, sans-serif; color:#8a8578; margin-top:6px;\">Artistes de comparaison dans le jeu de donn\u00e9es<\/div><\/div>\n        <div class=\"bp-stat\"><div style=\"font:500 30px 'EB Garamond', serif; color:#1e3a5f;\">600<\/div><div style=\"font:400 14px\/1.4 Archivo, sans-serif; color:#8a8578; margin-top:6px;\">Contrefa\u00e7ons identifi\u00e9es sur le march\u00e9<\/div><\/div>\n      <\/div>\n\n      <h2>Comment fonctionne le syst\u00e8me<\/h2>\n      <p>Le c\u0153ur du syst\u00e8me est un r\u00e9seau de neurones convolutifs (CNN) \u2013 \u00ab The A-Eye \u00bb \u2013, entra\u00een\u00e9 sur 150 \u0153uvres v\u00e9rifi\u00e9es de Keil et 150 travaux de comparaison : d\u2019artistes ayant influenc\u00e9 Keil (Mir\u00f3, Picasso, Beckmann, Kirchner), \u00e0 des contemporains (Appel, Baselitz, Penck, Warhol), en passant par des compagnons de route des \u00ab Nouveaux Fauves \u00bb (L\u00fcpertz, Fetting, Salom\u00e9). Un tr\u00e9sor rare a \u00e9t\u00e9 d\u00e9cisif : de v\u00e9ritables contrefa\u00e7ons identifi\u00e9es par l\u2019artiste lui-m\u00eame, issues du fonds, que nous avons pu fournir comme mat\u00e9riel d\u2019entra\u00eenement. Ainsi, le r\u00e9seau a appris \u00e0 faire des distinctions non seulement grossi\u00e8res, mais aussi extr\u00eamement fines \u2013 m\u00eame pour des contrefa\u00e7ons qui semblent authentiques \u00e0 s\u2019y m\u00e9prendre pour l\u2019\u0153il humain.  <\/p>\n\n      <figure class=\"bp-figure\">\n        <img src=\"https:\/\/oskarkampik.com\/wp-content\/uploads\/2026\/07\/Bildschirmfoto-2026-07-22-um-12.02.04.png\" alt=\"\u00c9valuation du syst\u00e8me Art Eye-D pour l'authentification des \u0153uvres de Peter Robert Keil\" loading=\"lazy\" decoding=\"async\"\/>\n        <figcaption class=\"bp-caption\">Extrait de l&rsquo;analyse : le r\u00e9seau \u00e9value chaque \u0153uvre soumise et fournit une estimation avec probabilit\u00e9.<\/figcaption>\n      <\/figure>\n\n      <div class=\"bp-quote\">\u00ab L\u2019IA ne remplace pas l\u2019\u0153il exerc\u00e9 de l\u2019historien de l\u2019art ou de l\u2019artiste \u2013 elle est un assistant num\u00e9rique hautement efficace qui apporte de la certitude l\u00e0 o\u00f9 des doutes surgissent. \u00bb<\/div>\n\n      <h2>Mon r\u00f4le : un pont entre la recherche et le march\u00e9<\/h2>\n      <p>L\u2019id\u00e9e de ce projet vient de moi : j\u2019avais suivi les travaux de Steven et Andrea Frank et j\u2019ai pris l\u2019initiative de contacter le couple de chercheurs \u2013 il en est r\u00e9sult\u00e9 une coop\u00e9ration transatlantique. J\u2019ai ensuite coordonn\u00e9 le projet : de la constitution du fonds d\u2019\u0153uvres v\u00e9rifi\u00e9es \u00e0 la coordination entre les chercheurs, la Keil Collection Heidelberg et l\u2019historienne de l\u2019art Dr Kristina Hoge, jusqu\u2019\u00e0 la question de l\u2019utilisation pratique d\u2019un tel syst\u00e8me. Parall\u00e8lement, j\u2019ai approfondi le sujet sur le plan scientifique : dans ma th\u00e8se de master, j\u2019\u00e9tudie l\u2019acceptation de l\u2019authentification assist\u00e9e par IA sur le march\u00e9 de l\u2019art \u2013 aupr\u00e8s des collectionneurs, des marchands et des experts. Car la meilleure technologie ne sert \u00e0 rien si le march\u00e9 ne lui fait pas confiance.   <\/p>\n\n      <figure class=\"bp-figure\">\n        <img src=\"https:\/\/oskarkampik.com\/wp-content\/uploads\/2026\/07\/1-DSC07039_web1-640x320-1.jpg\" alt=\"Session de certification de la Keil Collection Heidelberg \u2013 examen des \u0153uvres soumises\" loading=\"lazy\" decoding=\"async\"\/>\n        <figcaption class=\"bp-caption\">La pratique dont est n\u00e9 le projet : sessions de certification lors desquelles les \u0153uvres soumises sont examin\u00e9es.<\/figcaption>\n      <\/figure>\n\n      <h2>Ce que cela signifie pour le march\u00e9 de l\u2019art<\/h2>\n      <p>Ce projet illustre parfaitement ma vision de la num\u00e9risation : non pas comme une fin en soi, mais comme un outil qui r\u00e9sout un probl\u00e8me r\u00e9el du march\u00e9. L\u2019IA rend l\u2019authentification \u00e9volutive et ind\u00e9pendante du lieu \u2013 tout en renfor\u00e7ant ce sur quoi repose tout march\u00e9 de l\u2019art : la confiance. <\/p>\n\n      <p>En savoir plus : <a href=\"https:\/\/oskarkampik.com\/fr\/numerisation\/\">Num\u00e9risation &#038; IA<\/a> \u00b7 <a href=\"https:\/\/oskarkampik.com\/keil-collection-heidelberg\/\">Rapport de projet Keil Collection<\/a> \u00b7 \u00c9tude : <a href=\"https:\/\/sites.google.com\/view\/art-eye-d\/studies\/peter-robert-keil\" target=\"_blank\" rel=\"noopener\">Art Eye-D Associates \u2013 Peter Robert Keil<\/a><\/p>\n\n    <\/div>\n  <\/div>\n\n  <!-- ===== CTA-BAND ===== -->\n  <div id=\"kontakt-band\" style=\"background:#1e3a5f; color:#faf9f7; text-align:center;\"><div class=\"ok-wrap\" style=\"padding-top:72px; padding-bottom:72px;\">\n    <h2 style=\"font:400 clamp(26px, 3vw, 40px)\/1.3 'EB Garamond', serif; margin:0 auto; max-width:720px;\">Vous vous demandez ce que l\u2019IA peut apporter \u00e0 votre collection ou \u00e0 votre institution ?<\/h2>\n    <div style=\"margin-top:32px;\"><a href=\"https:\/\/oskarkampik.com\/fr\/contact\/\" style=\"display:inline-block; 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