{"id":253,"date":"2017-05-20T19:18:46","date_gmt":"2017-05-20T19:18:46","guid":{"rendered":"https:\/\/cime.math.cnrs.fr\/?page_id=253"},"modified":"2017-05-20T19:23:23","modified_gmt":"2017-05-20T19:23:23","slug":"iadvize","status":"publish","type":"page","link":"https:\/\/cime.math.cnrs.fr\/index.php\/iadvize\/","title":{"rendered":"iAdvize"},"content":{"rendered":"<h4 style=\"text-align: center;\"><strong>Clustering en ligne:<\/strong><br \/>\n<strong> Application \u00e0 la segmentation de clients de sites marchands<\/strong><\/h4>\n<p><img loading=\"lazy\" decoding=\"async\" class=\" wp-image-257 aligncenter\" src=\"https:\/\/cime.math.cnrs.fr\/wp-content\/uploads\/2017\/05\/Logos-Painleve-iAdvize-INRIA-Angers-300x107.png\" alt=\"\" width=\"429\" height=\"153\" srcset=\"https:\/\/cime.math.cnrs.fr\/wp-content\/uploads\/2017\/05\/Logos-Painleve-iAdvize-INRIA-Angers-300x107.png 300w, https:\/\/cime.math.cnrs.fr\/wp-content\/uploads\/2017\/05\/Logos-Painleve-iAdvize-INRIA-Angers-768x275.png 768w, https:\/\/cime.math.cnrs.fr\/wp-content\/uploads\/2017\/05\/Logos-Painleve-iAdvize-INRIA-Angers-1024x367.png 1024w, https:\/\/cime.math.cnrs.fr\/wp-content\/uploads\/2017\/05\/Logos-Painleve-iAdvize-INRIA-Angers.png 1190w\" sizes=\"auto, (max-width: 429px) 100vw, 429px\" \/><\/p>\n<p style=\"text-align: center;\"><em>Collaboration avec\u00a0<\/em><em>iAdvize, Nantes<\/em><\/p>\n<h4>Le projet<\/h4>\n<p>La segmentation de l&#8217;assistance aux clients sur les sites marchands consiste \u00e0 proposer en temps quasi r\u00e9el un type d&#8217;assistance parmi plusieurs (t\u00e9l\u00e9phone, mail, visio, etc.). Cela repr\u00e9sente un certain nombre de gageures th\u00e9oriques et techniques : temps de r\u00e9action extr\u00eamement r\u00e9duit, volume important de donn\u00e9es, et sanction imm\u00e9diate si l&#8217;assistance n&#8217;est pas adapt\u00e9e. C&#8217;est le coeur de m\u00e9tier de l&#8217;entreprise iAdvize, bas\u00e9e \u00e0 Nantes.<\/p>\n<p>Ce projet, d\u00e9marr\u00e9 en novembre 2014, est celui de la th\u00e8se CIFRE de Le Li, entre Inria, le laboratoire Paul Painlev\u00e9, l&#8217;Universit\u00e9 d&#8217;Angers et iAdvize. Le Li a pour mission de proposer une approche de clustering en ligne pour effectuer de la segmentation \u00e0 la vol\u00e9e, reposant sur la th\u00e9orie PAC-bay\u00e9sienne et l&#8217;impl\u00e9mentation d&#8217;estimateurs quasi-bay\u00e9siens par MCMC. La combinaison de ces ingr\u00e9dients s&#8217;est r\u00e9v\u00e9l\u00e9e fructueuse dans plusieurs contextes statistiques (r\u00e9gression, factorisation de grandes matrices, ranking) et voit ici son champs d&#8217;application \u00e9tendu.<\/p>\n<p>Le consortium se compose de l&#8217;\u00e9quipe R&amp;D d&#8217;iAdvize (Nantes), de Le Li (doctorant CIFRE), de S\u00e9bastien Loustau (co-directeur de th\u00e8se, MCF HDR, Universit\u00e9 d&#8217;Angers) et de Benjamin Guedj (co-directeur de th\u00e8se, CR Inria &amp; Laboratoire Paul Painlev\u00e9).<\/p>\n<h4>Pr\u00e9-publication<\/h4>\n<p>[1] L. Li, B. Guedj and S. Loustau. PAC-Bayesian Online Clustering, arXiv preprint. Available online: <a href=\"http:\/\/arxiv.org\/abs\/1602.00522\">http:\/\/arxiv.org\/abs\/1602.00522<\/a><\/p>\n<h4>Contact<\/h4>\n<p>Benjamin Guedj : <a href=\"http:\/\/researchers.lille.inria.fr\/bguedj\/\">page web<\/a>, <a href=\"mailto:benjamin.guedj@inria.fr\">email.<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Clustering en ligne: Application \u00e0 la segmentation de clients de sites marchands Collaboration avec\u00a0iAdvize, Nantes Le projet La segmentation de l&#8217;assistance aux clients sur les sites marchands consiste \u00e0 proposer en temps quasi r\u00e9el un type d&#8217;assistance parmi plusieurs (t\u00e9l\u00e9phone, mail, visio, etc.). Cela repr\u00e9sente un certain nombre de gageures th\u00e9oriques et techniques : temps &hellip; <a href=\"https:\/\/cime.math.cnrs.fr\/index.php\/iadvize\/\" class=\"more-link\">Continue reading <span class=\"screen-reader-text\">iAdvize<\/span><\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"parent":0,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":{"footnotes":""},"class_list":["post-253","page","type-page","status-publish","hentry"],"_links":{"self":[{"href":"https:\/\/cime.math.cnrs.fr\/index.php\/wp-json\/wp\/v2\/pages\/253","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/cime.math.cnrs.fr\/index.php\/wp-json\/wp\/v2\/pages"}],"about":[{"href":"https:\/\/cime.math.cnrs.fr\/index.php\/wp-json\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"https:\/\/cime.math.cnrs.fr\/index.php\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/cime.math.cnrs.fr\/index.php\/wp-json\/wp\/v2\/comments?post=253"}],"version-history":[{"count":3,"href":"https:\/\/cime.math.cnrs.fr\/index.php\/wp-json\/wp\/v2\/pages\/253\/revisions"}],"predecessor-version":[{"id":258,"href":"https:\/\/cime.math.cnrs.fr\/index.php\/wp-json\/wp\/v2\/pages\/253\/revisions\/258"}],"wp:attachment":[{"href":"https:\/\/cime.math.cnrs.fr\/index.php\/wp-json\/wp\/v2\/media?parent=253"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}