{"id":7633,"date":"2025-11-04T15:39:07","date_gmt":"2025-11-04T14:39:07","guid":{"rendered":"https:\/\/esme-dev.ionis.io\/recherche\/?p=7633"},"modified":"2026-01-12T15:39:27","modified_gmt":"2026-01-12T14:39:27","slug":"lesme-participe-a-la-23%e1%b5%89-edition-du-symposium-ieee-nca-2025-a-lisbonne","status":"publish","type":"post","link":"https:\/\/www.esme.fr\/recherche\/2025\/11\/04\/lesme-participe-a-la-23%e1%b5%89-edition-du-symposium-ieee-nca-2025-a-lisbonne\/","title":{"rendered":"L\u2019ESME participe \u00e0 la 23\u1d49 \u00e9dition du symposium IEEE NCA 2025 \u00e0 Lisbonne"},"content":{"rendered":"\n<p class=\"wp-block-paragraph\"><strong>Camila Murad Veille<\/strong> (ESME promo 2026) a eu l\u2019honneur de voir son article de recherche accept\u00e9 \u00e0 la <strong>23\u1d49 \u00e9dition du IEEE International Symposium on Network Computing and Applications (IEEE NCA 2025)<\/strong>, qui se tiendra du <strong>5 au 7 novembre 2025<\/strong> \u00e0 l\u2019<strong>Instituto Superior T\u00e9cnico de Lisbonne<\/strong>, au Portugal. <\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Cet article, co\u00e9crit avec <strong>Lamine Amour<\/strong> (ESME), <strong>Scott Fowler<\/strong> (Link\u00f6ping University) et <strong>Sami Souihi<\/strong> (CEA LIST), porte sur l\u2019<strong>optimisation auto-adaptative du stockage distribu\u00e9 guid\u00e9e par la Qualit\u00e9 d\u2019Exp\u00e9rience (QoE)<\/strong> \u2014 un domaine en plein essor dans la recherche sur les syst\u00e8mes cloud et edge.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Le travail pr\u00e9sente une <strong>plateforme innovante de partage de fichiers s\u00e9curis\u00e9e<\/strong>, fond\u00e9e sur une optimisation de la QoE au sein du <strong>Zettabyte File System (ZFS)<\/strong>.<br>L\u2019architecture propos\u00e9e, organis\u00e9e en quatre modules, int\u00e8gre le <strong>ZFS avec l\u2019apprentissage par renforcement (Reinforcement Learning)<\/strong> pour ajuster dynamiquement les param\u00e8tres de performance \u2014 tels que la latence, le d\u00e9bit ou l\u2019efficacit\u00e9 du cache \u2014 en fonction des charges de travail et des attentes des utilisateurs.<br>Le syst\u00e8me relie ainsi les signaux QoE de haut niveau aux r\u00e9glages bas niveau du ZFS tout en assurant <strong>tra\u00e7abilit\u00e9 et transparence gr\u00e2ce \u00e0 la blockchain<\/strong>. Les \u00e9valuations exp\u00e9rimentales d\u00e9montrent que la strat\u00e9gie d\u2019<strong>apprentissage profond adaptatif (Deep Q-Learning)<\/strong> am\u00e9liore significativement les performances de stockage et la QoE par rapport aux configurations statiques, \u00e9tablissant une <strong>nouvelle r\u00e9f\u00e9rence pour le stockage d\u00e9centralis\u00e9 orient\u00e9 QoE<\/strong>.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Cette publication s\u2019inscrit dans la continuit\u00e9 des travaux men\u00e9s \u00e0 l\u2019<strong>ESME Research Lab<\/strong>, avec le soutien de <strong>VINCI Construction Group<\/strong>, du <strong>CEA LIST<\/strong> et de <strong>Link\u00f6ping University<\/strong>.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Camila Murad Veille (ESME promo 2026) a eu l\u2019honneur de voir son article de recherche accept\u00e9 \u00e0 la 23\u1d49 \u00e9dition du IEEE International Symposium on Network Computing and Applications (IEEE NCA 2025), qui se tiendra du 5 au 7 novembre 2025 \u00e0 l\u2019Instituto Superior T\u00e9cnico de Lisbonne, au Portugal. Cet article, co\u00e9crit avec Lamine Amour [&hellip;]<\/p>\n","protected":false},"author":22,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[1],"tags":[],"class_list":["post-7633","post","type-post","status-publish","format-standard","hentry","category-non-classe"],"acf":[],"_links":{"self":[{"href":"https:\/\/www.esme.fr\/recherche\/wp-json\/wp\/v2\/posts\/7633","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.esme.fr\/recherche\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.esme.fr\/recherche\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.esme.fr\/recherche\/wp-json\/wp\/v2\/users\/22"}],"replies":[{"embeddable":true,"href":"https:\/\/www.esme.fr\/recherche\/wp-json\/wp\/v2\/comments?post=7633"}],"version-history":[{"count":1,"href":"https:\/\/www.esme.fr\/recherche\/wp-json\/wp\/v2\/posts\/7633\/revisions"}],"predecessor-version":[{"id":7651,"href":"https:\/\/www.esme.fr\/recherche\/wp-json\/wp\/v2\/posts\/7633\/revisions\/7651"}],"wp:attachment":[{"href":"https:\/\/www.esme.fr\/recherche\/wp-json\/wp\/v2\/media?parent=7633"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.esme.fr\/recherche\/wp-json\/wp\/v2\/categories?post=7633"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.esme.fr\/recherche\/wp-json\/wp\/v2\/tags?post=7633"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}