{"id":659,"date":"2016-01-18T11:32:00","date_gmt":"2016-01-18T10:32:00","guid":{"rendered":"https:\/\/samovar2022.int-evry.fr\/index.php\/2016\/01\/18\/seminaire-tipic-jean-baptiste-courbot\/"},"modified":"2020-09-04T18:46:32","modified_gmt":"2020-09-04T16:46:32","slug":"seminaire-tipic-jean-baptiste-courbot","status":"publish","type":"post","link":"https:\/\/samovar.telecom-sudparis.eu\/index.php\/2016\/01\/18\/seminaire-tipic-jean-baptiste-courbot\/","title":{"rendered":"S\u00e9minaire TIPIC &#8211; Jean-Baptiste Courbot"},"content":{"rendered":"<p>S\u00e9minaire TIPIC <strong>le Jeudi 25 f\u00e9vrier 2016 en salle G08 \u00e0 14h<\/strong>. L&rsquo;intervenant sera Monsieur<strong> Jean-Baptiste Courbot<\/strong>.<\/p>\n<p><strong>Titre:<\/strong> Les observations astronomiques issues de l&rsquo;instrument MUSE et leurs traitements<br \/>\n<strong>Date:<\/strong> le jeudi 25 f\u00e9vrier \u00e0 14h<br \/>\n<strong>Lieu:<\/strong> en salle G08, \u00e0 T\u00e9l\u00e9com Sud Paris<\/p>\n<p><strong>Intervenant :<\/strong> Jean-Baptiste Courbot<br \/>\n+33 (0)3.68.85.44.52<\/p>\n<hr \/>\n<p>ICube &#8211; Equipe MIV<br \/>\n300, Bd S\u00e9bastien Brant &#8211; CS 10413<br \/>\n67412 Illkirch Cedex<\/p>\n<hr \/>\n<p>CRAL &#8211; Observatoire de Lyon<br \/>\n9, avenue Charles Andr\u00e9<br \/>\n69230 Saint-Genis-Laval<\/p>\n<p><strong>R\u00e9sum\u00e9 :<\/strong><\/p>\n<p>L&rsquo;instrument MUSE, situ\u00e9 au Tr\u00e8s Grand T\u00e9lescope (VLT) \u00e0 Paranal (Chili), permet pour la premi\u00e8re fois l&rsquo;acquisition conjointe de 300&#215;300 spectres, formant une image hyperspectrale de 3600 bandes. Ces images, in\u00e9dites et tr\u00e8s riches, surpassent les donn\u00e9es obtenues par les instruments classiques (spectrographes, imageurs). Leur taille les place naturellement dans la cat\u00e9gorie des \u00ab\u00a0big data\u00a0\u00bb. Le traitement de ces images soul\u00e8ve, par ailleurs, de nombreux d\u00e9fis : pr\u00e9sence d&rsquo;artefacts de construction, de pr\u00e9-traitements, fusion des images obtenues en plusieurs observations, \u00e9talement des sources&#8230; Dans ce cadre, la d\u00e9tection de halos circum-galactiques sera pr\u00e9sent\u00e9e : cette m\u00e9thode permet la cartographie de ces objets lointains (entre 5 et 10 milliard d&rsquo;ann\u00e9e lumi\u00e8res), grands (plusieurs fois la taille des galaxies) et tr\u00e8s peu lumineux.<\/p>\n<p><strong>R\u00e9f\u00e9rences :<\/strong><br \/>\n&#8211; Les observations MUSE :<br \/>\n     -\u00ab\u00a0Lointaines galaxies &#8211; Une MUSE pour le Very Large Telescope \u00ab\u00a0,<\/p>\n<p class=\"responsive-video-wrap clr\"><iframe title=\"Lointaines galaxies - Une MUSE pour le Very Large Telescope\" width=\"1200\" height=\"675\" src=\"https:\/\/www.youtube.com\/embed\/e5TopF7DGMg?feature=oembed\" frameborder=\"0\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture\" allowfullscreen><\/iframe><\/p>\n<p>     -\u00ab\u00a0VLT \u2013 au-del\u00e0 de Hubble, MUSE dessine l\u2019image tridimensionnelle de l\u2019Univers lointain \u00ab\u00a0,<br \/>\n     http:\/\/www.eso.org\/public\/france\/news\/eso1507\/<\/p>\n<p>&#8211; Quelques travaux sur le traitement des observations :<br \/>\n     &#8211; Meillier, C., Chatelain, F., Michel, O., &#038; Ayasso, H. (2015). Nonparametric Bayesian extraction of object configurations in massive data. Signal Processing, IEEE Transactions on, 63(8), 1911-1924.<br \/>\n     &#8211; Villeneuve, E., &#038; Carfantan, H. (2014). Nonlinear Deconvolution of Hyperspectral Data With MCMC for Studying the Kinematics of Galaxies. Image Processing, IEEE Transactions on, 23(10), 4322-4335.<br \/>\n     &#8211; Paris, S., Mary, D., &#038; Ferrari, A. (2013). Detection tests using sparse models, with application to hyperspectral data. Signal Processing, IEEE Transactions on, 61(6), 1481-1494.<br \/>\n     &#8211; Petremand, M., Jalobeanu, A., &#038; Collet, C. (2012). Optimal Bayesian fusion of large hyperspectral astronomical observations. Statistical Methodology, 9(1), 44-54.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>S\u00e9minaire TIPIC le Jeudi 25 f\u00e9vrier 2016 en salle G08 \u00e0 14h. L&rsquo;intervenant sera Monsieur Jean-Baptiste Courbot. Titre: Les observations astronomiques issues de l&rsquo;instrument MUSE et leurs traitements Date: le jeudi 25 f\u00e9vrier \u00e0 14h Lieu: en salle G08, \u00e0 T\u00e9l\u00e9com Sud Paris Intervenant : Jean-Baptiste Courbot +33 (0)3.68.85.44.52 ICube &#8211; Equipe MIV 300, Bd [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":658,"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":[352],"tags":[],"class_list":["post-659","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-seminaires-2016-istec-fr","entry","has-media"],"_links":{"self":[{"href":"https:\/\/samovar.telecom-sudparis.eu\/index.php\/wp-json\/wp\/v2\/posts\/659","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=659"}],"version-history":[{"count":1,"href":"https:\/\/samovar.telecom-sudparis.eu\/index.php\/wp-json\/wp\/v2\/posts\/659\/revisions"}],"predecessor-version":[{"id":1716,"href":"https:\/\/samovar.telecom-sudparis.eu\/index.php\/wp-json\/wp\/v2\/posts\/659\/revisions\/1716"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/samovar.telecom-sudparis.eu\/index.php\/wp-json\/wp\/v2\/media\/658"}],"wp:attachment":[{"href":"https:\/\/samovar.telecom-sudparis.eu\/index.php\/wp-json\/wp\/v2\/media?parent=659"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/samovar.telecom-sudparis.eu\/index.php\/wp-json\/wp\/v2\/categories?post=659"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/samovar.telecom-sudparis.eu\/index.php\/wp-json\/wp\/v2\/tags?post=659"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}