{"id":290,"date":"2012-03-23T17:16:39","date_gmt":"2012-03-23T16:16:39","guid":{"rendered":"https:\/\/samovar2022.int-evry.fr\/index.php\/2012\/03\/23\/du-consensus-a-loptimisation-distribuee-quelques-resultats-recents\/"},"modified":"2020-09-04T18:46:59","modified_gmt":"2020-09-04T16:46:59","slug":"du-consensus-a-loptimisation-distribuee-quelques-resultats-recents","status":"publish","type":"post","link":"https:\/\/samovar.telecom-sudparis.eu\/index.php\/2012\/03\/23\/du-consensus-a-loptimisation-distribuee-quelques-resultats-recents\/","title":{"rendered":"\u00ab\u00a0Du consensus \u00e0 l&rsquo;optimisation distribu\u00e9e : quelques r\u00e9sultats r\u00e9cents\u00a0\u00bb"},"content":{"rendered":"<p>jeudi <strong>12 avril<\/strong> 2012 \u00e0 10h en <strong>salle A01<\/strong>.<\/p>\n<p><strong>J\u00e9r\u00e9mie Jakubowicz<\/strong> que nous eu avons le plaisir d&rsquo;accueillir d\u00e9but Novembre 2011 \u00e0 l&rsquo;issue d&rsquo;un concours chaire CNRS,<\/p>\n<p>pr\u00e9sentera ses activit\u00e9s le jeudi <strong>12 avril<\/strong> 2012 \u00e0 10h en <strong>salle A01<\/strong>.<\/p>\n<p>\u00ab\u00a0Du consensus \u00e0 l&rsquo;optimisation distribu\u00e9e : quelques r\u00e9sultats r\u00e9cents\u00a0\u00bb.<\/strong><\/p>\n<p><strong>R\u00e9sum\u00e9:<\/strong><\/p>\n<p>Cet expos\u00e9 se d\u00e9roulera en trois parties.<\/p>\n<p>Dans une premi\u00e8re partie, nous pr\u00e9senterons des <strong>algorithmes de bavardage<\/strong> (gossip en anglais), qui permettent \u00e0 un r\u00e9seau d&rsquo;atteindre un consensus de fa\u00e7on distribu\u00e9e et asynchrone. Ces algorithmes pr\u00e9sentent un int\u00e9r\u00eat \u00e0 part enti\u00e8re. N\u00e9anmoins, dans cet expos\u00e9, ils serviront essentiellement d&rsquo;outils pour la deuxi\u00e8me partie de l&rsquo;expos\u00e9.<\/p>\n<p>Cette deuxi\u00e8me partie portera sur l&rsquo;<strong>optimisation distribu\u00e9e.<\/strong> Plus pr\u00e9cis\u00e9ment nous pr\u00e9senterons une famille d&rsquo;algorithmes et des r\u00e9sultats r\u00e9cents qui montrent que sous des conditions assez g\u00e9n\u00e9rales, ces algorithmes ont un comportement bien ma\u00eetris\u00e9.<\/p>\n<p>Enfin dans une troisi\u00e8me et derni\u00e8re partie, nous \u00e9voquerons <strong>quelques applications des outils<\/strong> pr\u00e9sent\u00e9s dans les deux premi\u00e8res parties.<\/p>\n<hr \/>\n","protected":false},"excerpt":{"rendered":"<p>jeudi 12 avril 2012 \u00e0 10h en salle A01. J\u00e9r\u00e9mie Jakubowicz que nous eu avons le plaisir d&rsquo;accueillir d\u00e9but Novembre 2011 \u00e0 l&rsquo;issue d&rsquo;un concours chaire CNRS, pr\u00e9sentera ses activit\u00e9s le jeudi 12 avril 2012 \u00e0 10h en salle A01. \u00ab\u00a0Du consensus \u00e0 l&rsquo;optimisation distribu\u00e9e : quelques r\u00e9sultats r\u00e9cents\u00a0\u00bb. R\u00e9sum\u00e9: Cet expos\u00e9 se d\u00e9roulera en [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"ocean_post_layout":"","ocean_both_sidebars_style":"","ocean_both_sidebars_content_width":0,"ocean_both_sidebars_sidebars_width":0,"ocean_sidebar":"","ocean_second_sidebar":"","ocean_disable_margins":"enable","ocean_add_body_class":"","ocean_shortcode_before_top_bar":"","ocean_shortcode_after_top_bar":"","ocean_shortcode_before_header":"","ocean_shortcode_after_header":"","ocean_has_shortcode":"","ocean_shortcode_after_title":"","ocean_shortcode_before_footer_widgets":"","ocean_shortcode_after_footer_widgets":"","ocean_shortcode_before_footer_bottom":"","ocean_shortcode_after_footer_bottom":"","ocean_display_top_bar":"default","ocean_display_header":"default","ocean_header_style":"","ocean_center_header_left_menu":"","ocean_custom_header_template":"","ocean_custom_logo":0,"ocean_custom_retina_logo":0,"ocean_custom_logo_max_width":0,"ocean_custom_logo_tablet_max_width":0,"ocean_custom_logo_mobile_max_width":0,"ocean_custom_logo_max_height":0,"ocean_custom_logo_tablet_max_height":0,"ocean_custom_logo_mobile_max_height":0,"ocean_header_custom_menu":"","ocean_menu_typo_font_family":"","ocean_menu_typo_font_subset":"","ocean_menu_typo_font_size":0,"ocean_menu_typo_font_size_tablet":0,"ocean_menu_typo_font_size_mobile":0,"ocean_menu_typo_font_size_unit":"px","ocean_menu_typo_font_weight":"","ocean_menu_typo_font_weight_tablet":"","ocean_menu_typo_font_weight_mobile":"","ocean_menu_typo_transform":"","ocean_menu_typo_transform_tablet":"","ocean_menu_typo_transform_mobile":"","ocean_menu_typo_line_height":0,"ocean_menu_typo_line_height_tablet":0,"ocean_menu_typo_line_height_mobile":0,"ocean_menu_typo_line_height_unit":"","ocean_menu_typo_spacing":0,"ocean_menu_typo_spacing_tablet":0,"ocean_menu_typo_spacing_mobile":0,"ocean_menu_typo_spacing_unit":"","ocean_menu_link_color":"","ocean_menu_link_color_hover":"","ocean_menu_link_color_active":"","ocean_menu_link_background":"","ocean_menu_link_hover_background":"","ocean_menu_link_active_background":"","ocean_menu_social_links_bg":"","ocean_menu_social_hover_links_bg":"","ocean_menu_social_links_color":"","ocean_menu_social_hover_links_color":"","ocean_disable_title":"default","ocean_disable_heading":"default","ocean_post_title":"","ocean_post_subheading":"","ocean_post_title_style":"","ocean_post_title_background_color":"","ocean_post_title_background":0,"ocean_post_title_bg_image_position":"","ocean_post_title_bg_image_attachment":"","ocean_post_title_bg_image_repeat":"","ocean_post_title_bg_image_size":"","ocean_post_title_height":0,"ocean_post_title_bg_overlay":0.5,"ocean_post_title_bg_overlay_color":"","ocean_disable_breadcrumbs":"default","ocean_breadcrumbs_color":"","ocean_breadcrumbs_separator_color":"","ocean_breadcrumbs_links_color":"","ocean_breadcrumbs_links_hover_color":"","ocean_display_footer_widgets":"default","ocean_display_footer_bottom":"default","ocean_custom_footer_template":"","ocean_post_oembed":"","ocean_post_self_hosted_media":"","ocean_post_video_embed":"","ocean_link_format":"","ocean_link_format_target":"self","ocean_quote_format":"","ocean_quote_format_link":"post","ocean_gallery_link_images":"on","ocean_gallery_id":[],"footnotes":""},"categories":[418],"tags":[],"class_list":["post-290","post","type-post","status-publish","format-standard","hentry","category-theses-2012-fr","entry"],"_links":{"self":[{"href":"https:\/\/samovar.telecom-sudparis.eu\/index.php\/wp-json\/wp\/v2\/posts\/290","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/samovar.telecom-sudparis.eu\/index.php\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/samovar.telecom-sudparis.eu\/index.php\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/samovar.telecom-sudparis.eu\/index.php\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/samovar.telecom-sudparis.eu\/index.php\/wp-json\/wp\/v2\/comments?post=290"}],"version-history":[{"count":1,"href":"https:\/\/samovar.telecom-sudparis.eu\/index.php\/wp-json\/wp\/v2\/posts\/290\/revisions"}],"predecessor-version":[{"id":1934,"href":"https:\/\/samovar.telecom-sudparis.eu\/index.php\/wp-json\/wp\/v2\/posts\/290\/revisions\/1934"}],"wp:attachment":[{"href":"https:\/\/samovar.telecom-sudparis.eu\/index.php\/wp-json\/wp\/v2\/media?parent=290"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/samovar.telecom-sudparis.eu\/index.php\/wp-json\/wp\/v2\/categories?post=290"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/samovar.telecom-sudparis.eu\/index.php\/wp-json\/wp\/v2\/tags?post=290"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}