{"id":9501,"date":"2025-09-08T13:35:07","date_gmt":"2025-09-08T12:35:07","guid":{"rendered":"https:\/\/www.geomatys.com\/?p=9501"},"modified":"2025-12-16T14:50:23","modified_gmt":"2025-12-16T13:50:23","slug":"notre-jumeau-numerique-multi-milieux","status":"publish","type":"post","link":"https:\/\/www.geomatys.com\/en\/2025\/09\/08\/notre-jumeau-numerique-multi-milieux\/","title":{"rendered":"Comment notre jumeau num\u00e9rique de la Terre &amp; Oc\u00e9ans change la donne"},"content":{"rendered":"<div data-elementor-type=\"wp-post\" data-elementor-id=\"9501\" class=\"elementor elementor-9501\" data-elementor-settings=\"{&quot;ha_cmc_init_switcher&quot;:&quot;no&quot;}\">\n\t\t\t\t\t\t<section class=\"has_eae_slider elementor-section elementor-top-section elementor-element elementor-element-601c3ba9 elementor-section-full_width elementor-section-height-default elementor-section-height-default exad-glass-effect-no wpr-particle-no wpr-jarallax-no wpr-parallax-no wpr-sticky-section-no wpr-equal-height-no exad-sticky-section-no\" data-eae-slider=\"21368\" data-id=\"601c3ba9\" data-element_type=\"section\" data-e-type=\"section\" data-settings=\"{&quot;_ha_eqh_enable&quot;:false}\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-no\">\n\t\t\t\t\t<div class=\"has_eae_slider elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-339839ec exad-glass-effect-no exad-sticky-section-no\" data-eae-slider=\"41893\" data-id=\"339839ec\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-2d29c066 exad-sticky-section-no exad-glass-effect-no elementor-widget elementor-widget-shortcode\" data-id=\"2d29c066\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"shortcode.default\">\n\t\t\t\t\t\t\t<div class=\"elementor-shortcode\">\t\t<div data-elementor-type=\"wp-post\" 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class=\"trp-ls-language-name\">FR<\/span><\/span><\/a><\/li>\n<\/ul><\/div><\/nav>\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t<div class=\"has_eae_slider elementor-column elementor-col-33 elementor-top-column elementor-element elementor-element-5cd25c2 exad-glass-effect-no exad-sticky-section-no\" data-eae-slider=\"40318\" data-id=\"5cd25c2\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap\">\n\t\t\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t<div class=\"has_eae_slider elementor-element elementor-element-28e73427 e-flex e-con-boxed wpr-particle-no wpr-jarallax-no wpr-parallax-no wpr-sticky-section-no wpr-equal-height-no e-con e-parent\" data-eae-slider=\"87293\" data-id=\"28e73427\" data-element_type=\"container\" data-e-type=\"container\" data-settings=\"{&quot;_ha_eqh_enable&quot;:false}\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-60086e9e exad-sticky-section-no exad-glass-effect-no elementor-widget elementor-widget-heading\" data-id=\"60086e9e\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t\t<h1 class=\"elementor-heading-title elementor-size-default\">Comment le jumeau num\u00e9rique de la Terre et des oc\u00e9ans change la donne<\/h1>\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"has_eae_slider elementor-element elementor-element-684208aa e-flex e-con-boxed wpr-particle-no wpr-jarallax-no wpr-parallax-no wpr-sticky-section-no wpr-equal-height-no e-con e-parent\" data-eae-slider=\"67195\" data-id=\"684208aa\" data-element_type=\"container\" data-e-type=\"container\" data-settings=\"{&quot;_ha_eqh_enable&quot;:false}\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-54a64a02 wpr-post-info-align-left exad-sticky-section-no exad-glass-effect-no elementor-widget elementor-widget-wpr-post-info\" data-id=\"54a64a02\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"wpr-post-info.default\">\n\t\t\t\t\t<ul class=\"wpr-post-info wpr-post-info-horizontal\"><li class=\"wpr-post-info-date\"><span>08\/09\/2025<\/span><\/li><li class=\"wpr-post-info-author\"><span>Jordan Serviere<\/span><\/li><\/ul>\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"has_eae_slider elementor-element elementor-element-12b60b85 e-flex e-con-boxed wpr-particle-no wpr-jarallax-no wpr-parallax-no wpr-sticky-section-no wpr-equal-height-no e-con e-parent\" data-eae-slider=\"58448\" data-id=\"12b60b85\" data-element_type=\"container\" data-e-type=\"container\" data-settings=\"{&quot;_ha_eqh_enable&quot;:false}\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t<div class=\"has_eae_slider elementor-element elementor-element-bddf22b e-flex e-con-boxed wpr-particle-no wpr-jarallax-no wpr-parallax-no wpr-sticky-section-no wpr-equal-height-no e-con e-child\" data-eae-slider=\"92616\" data-id=\"bddf22b\" data-element_type=\"container\" data-e-type=\"container\" data-settings=\"{&quot;_ha_eqh_enable&quot;:false}\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t<div class=\"has_eae_slider elementor-element elementor-element-b6e4c98 e-con-full e-flex wpr-particle-no wpr-jarallax-no wpr-parallax-no wpr-sticky-section-no wpr-equal-height-no e-con e-child\" data-eae-slider=\"71894\" data-id=\"b6e4c98\" data-element_type=\"container\" data-e-type=\"container\" data-settings=\"{&quot;_ha_eqh_enable&quot;:false}\">\n\t\t\t\t<div class=\"elementor-element elementor-element-4a198486 exad-sticky-section-no exad-glass-effect-no elementor-widget elementor-widget-heading\" data-id=\"4a198486\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">Observer, comprendre, agir<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-65918d5a exad-sticky-section-no exad-glass-effect-no elementor-widget elementor-widget-text-editor\" data-id=\"65918d5a\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t\t\t\t\t\t<p>La th\u00e9matique des GeoDataDays 2025 \u00ab\u00a0<strong>Agir dans un monde en \u00e9volution : indispensables geodata\u00a0\u00bb<\/strong> est ancr\u00e9e dans un contexte marqu\u00e9 par le changement climatique, l\u2019\u00e9rosion de la biodiversit\u00e9, les transformations rapides de nos territoires et les tensions g\u00e9opolitiques, les d\u00e9cideurs ont besoin d\u2019outils qui d\u00e9passent la simple photographie de la situation. Pour agir efficacement, il faut d\u2019abord observer et comprendre les dynamiques en cours. C\u2019est pr\u00e9cis\u00e9ment l\u2019ambition du jumeau num\u00e9rique multi-milieux d\u00e9velopp\u00e9 par Geomatys : plus qu\u2019une carte, il s\u2019agit d\u2019une vision vivante et \u00e9volutive de la Terre qui int\u00e8gre en continu donn\u00e9es satellites, capteurs, mesures in situ et mod\u00e8les pour transformer la donn\u00e9e en outil visuellement parlant.<\/p>\n<p>\u00a0<\/p>\n<p>La video ci-contre pr\u00e9sente les capabilit\u00e9s du jumeau num\u00e9rique.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"has_eae_slider elementor-element elementor-element-63bb987 e-con-full e-flex wpr-particle-no wpr-jarallax-no wpr-parallax-no wpr-sticky-section-no wpr-equal-height-no e-con e-child\" data-eae-slider=\"72379\" data-id=\"63bb987\" data-element_type=\"container\" data-e-type=\"container\" data-settings=\"{&quot;_ha_eqh_enable&quot;:false}\">\n\t\t\t\t<div class=\"elementor-element elementor-element-ac07ab3 exad-sticky-section-no exad-glass-effect-no elementor-widget elementor-widget-video\" data-id=\"ac07ab3\" data-element_type=\"widget\" data-e-type=\"widget\" data-settings=\"{&quot;youtube_url&quot;:&quot;https:\\\/\\\/www.youtube.com\\\/watch?v=-EnZj8kkCuQ&quot;,&quot;show_image_overlay&quot;:&quot;yes&quot;,&quot;image_overlay&quot;:{&quot;url&quot;:&quot;https:\\\/\\\/www.geomatys.com\\\/wp-content\\\/uploads\\\/2025\\\/09\\\/Capture-decran-du-2025-08-28-11-54-24.jpg&quot;,&quot;id&quot;:9502,&quot;size&quot;:&quot;&quot;,&quot;alt&quot;:&quot;&quot;,&quot;source&quot;:&quot;library&quot;},&quot;yt_privacy&quot;:&quot;yes&quot;,&quot;video_type&quot;:&quot;youtube&quot;,&quot;controls&quot;:&quot;yes&quot;}\" data-widget_type=\"video.default\">\n\t\t\t\t\t\t\t<div class=\"elementor-wrapper elementor-open-inline\">\n\t\t\t<div class=\"elementor-video\"><\/div>\t\t\t\t<div class=\"elementor-custom-embed-image-overlay\" style=\"background-image: url(https:\/\/i0.wp.com\/www.geomatys.com\/wp-content\/uploads\/2025\/09\/Capture-decran-du-2025-08-28-11-54-24.jpg?fit=2451%2C1584&amp;ssl=1);\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<div class=\"elementor-custom-embed-play\" role=\"button\" aria-label=\"Lire la vid\u00e9o\" tabindex=\"0\">\n\t\t\t\t\t\t\t<i aria-hidden=\"true\" class=\"eicon-play\"><\/i>\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"has_eae_slider elementor-element elementor-element-3c552f4 e-flex e-con-boxed wpr-particle-no wpr-jarallax-no wpr-parallax-no wpr-sticky-section-no wpr-equal-height-no e-con e-parent\" data-eae-slider=\"53972\" data-id=\"3c552f4\" data-element_type=\"container\" data-e-type=\"container\" data-settings=\"{&quot;_ha_eqh_enable&quot;:false}\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-08dadc7 exad-sticky-section-no exad-glass-effect-no elementor-widget elementor-widget-heading\" data-id=\"08dadc7\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t\t<h3 class=\"elementor-heading-title elementor-size-default\">Observer : une infrastructure solide et strat\u00e9gique\n<\/h3>\t\t\t\t<\/div>\n\t\t<div class=\"has_eae_slider elementor-element elementor-element-62b37b8 e-grid e-con-full wpr-particle-no wpr-jarallax-no wpr-parallax-no wpr-sticky-section-no wpr-equal-height-no e-con e-child\" data-eae-slider=\"73935\" data-id=\"62b37b8\" data-element_type=\"container\" data-e-type=\"container\" data-settings=\"{&quot;_ha_eqh_enable&quot;:false}\">\n\t\t<div class=\"has_eae_slider elementor-element elementor-element-63503ed e-con-full e-flex wpr-particle-no wpr-jarallax-no wpr-parallax-no wpr-sticky-section-no wpr-equal-height-no e-con e-child\" data-eae-slider=\"47267\" data-id=\"63503ed\" data-element_type=\"container\" data-e-type=\"container\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;,&quot;_ha_eqh_enable&quot;:false}\">\n\t\t\t\t<\/div>\n\t\t<div class=\"has_eae_slider elementor-element elementor-element-660cde5 e-con-full e-flex wpr-particle-no wpr-jarallax-no wpr-parallax-no wpr-sticky-section-no wpr-equal-height-no e-con e-child\" data-eae-slider=\"45085\" data-id=\"660cde5\" data-element_type=\"container\" data-e-type=\"container\" data-settings=\"{&quot;_ha_eqh_enable&quot;:false}\">\n\t\t\t\t<div class=\"elementor-element elementor-element-112fe5d exad-sticky-section-no exad-glass-effect-no elementor-widget elementor-widget-text-editor\" data-id=\"112fe5d\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t\t\t\t\t\t<p>Geomatys a mis en place une architecture compl\u00e8te pour collecter, organiser et visualiser les donn\u00e9es. Qu\u2019il s\u2019agisse d\u2019informations g\u00e9ographiques, hydrographiques, oc\u00e9anographiques ou m\u00e9t\u00e9orologiques (GHOM), la plateforme rend la lecture de ces donn\u00e9es accessible en 4D gr\u00e2ce \u00e0 des capacit\u00e9s avanc\u00e9es de visualisation et de traitements, dans une infrastructure cloud-native.<\/p><p>L\u2019\u00e9cosyst\u00e8me repose sur le moteur de jeu Unreal Engine 5, ainsi que notre socle logiciel Examind Server, le tout conforme aux standards OGC, garantissant l\u2019interop\u00e9rabilit\u00e9 et la p\u00e9rennit\u00e9 de la solution. En r\u00e9sum\u00e9, cet outil permet donc disposer d\u2019une base fiable et performante, pour passer au stade de l\u2019analyse.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"has_eae_slider elementor-element elementor-element-7619560 e-con-full e-flex wpr-particle-no wpr-jarallax-no wpr-parallax-no wpr-sticky-section-no wpr-equal-height-no e-con e-child\" data-eae-slider=\"71544\" data-id=\"7619560\" data-element_type=\"container\" data-e-type=\"container\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;,&quot;_ha_eqh_enable&quot;:false}\">\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"has_eae_slider elementor-element elementor-element-5eda501 e-flex e-con-boxed wpr-particle-no wpr-jarallax-no wpr-parallax-no wpr-sticky-section-no wpr-equal-height-no e-con e-parent\" data-eae-slider=\"83969\" data-id=\"5eda501\" data-element_type=\"container\" data-e-type=\"container\" data-settings=\"{&quot;_ha_eqh_enable&quot;:false}\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-3468945 exad-sticky-section-no exad-glass-effect-no elementor-widget elementor-widget-heading\" data-id=\"3468945\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t\t<h3 class=\"elementor-heading-title elementor-size-default\">Comprendre : analyser n\u2019a jamais \u00e9t\u00e9 aussi simple<\/h3>\t\t\t\t<\/div>\n\t\t<div class=\"has_eae_slider elementor-element elementor-element-900fbdf e-grid e-con-full wpr-particle-no wpr-jarallax-no wpr-parallax-no wpr-sticky-section-no wpr-equal-height-no e-con e-child\" data-eae-slider=\"32895\" data-id=\"900fbdf\" data-element_type=\"container\" data-e-type=\"container\" data-settings=\"{&quot;_ha_eqh_enable&quot;:false}\">\n\t\t<div class=\"has_eae_slider elementor-element elementor-element-2364f90 e-con-full e-flex wpr-particle-no wpr-jarallax-no wpr-parallax-no wpr-sticky-section-no wpr-equal-height-no e-con e-child\" data-eae-slider=\"5488\" data-id=\"2364f90\" data-element_type=\"container\" data-e-type=\"container\" data-settings=\"{&quot;_ha_eqh_enable&quot;:false}\">\n\t\t\t\t<div class=\"elementor-element elementor-element-463f9df exad-sticky-section-no exad-glass-effect-no elementor-widget elementor-widget-video\" data-id=\"463f9df\" data-element_type=\"widget\" data-e-type=\"widget\" data-settings=\"{&quot;youtube_url&quot;:&quot;https:\\\/\\\/www.youtube.com\\\/watch?v=mK5z29VslTg&quot;,&quot;video_type&quot;:&quot;youtube&quot;,&quot;controls&quot;:&quot;yes&quot;}\" data-widget_type=\"video.default\">\n\t\t\t\t\t\t\t<div class=\"elementor-wrapper elementor-open-inline\">\n\t\t\t<div class=\"elementor-video\"><\/div>\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"has_eae_slider elementor-element elementor-element-6ea01db e-con-full e-flex wpr-particle-no wpr-jarallax-no wpr-parallax-no wpr-sticky-section-no wpr-equal-height-no e-con e-child\" data-eae-slider=\"4398\" data-id=\"6ea01db\" data-element_type=\"container\" data-e-type=\"container\" data-settings=\"{&quot;_ha_eqh_enable&quot;:false}\">\n\t\t\t\t<div class=\"elementor-element elementor-element-1f4610a exad-sticky-section-no exad-glass-effect-no elementor-widget elementor-widget-text-editor\" data-id=\"1f4610a\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t\t\t\t\t\t<p>Cependant, observer ne suffit pas : il faut donner du sens \u00e0 la masse de donn\u00e9es collect\u00e9es. Gr\u00e2ce \u00e0 des algorithmes d\u2019IA ou des mod\u00e8les de pr\u00e9diction, ces donn\u00e9es sont crois\u00e9es, fusionn\u00e9es, traduites en sc\u00e9narios compr\u00e9hensibles : mont\u00e9e des eaux, submersions, \u00e9tat \u00e9cologique, pollution marine&#8230; Comprendre signifie transformer des donn\u00e9es brutes en informations lisibles et exploitables pour les chercheurs comme pour les d\u00e9cideurs.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-82f9183 exad-sticky-section-no exad-glass-effect-no elementor-widget elementor-widget-text-editor\" data-id=\"82f9183\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t\t\t\t\t\t<p>\u00a0Par exemple, en croisant l\u2019imagerie satellite avec les mod\u00e8les de courant, on peut visualiser et anticiper la d\u00e9rive de bancs de d\u00e9chets en mer ; on peut faire de m\u00eame avec les traces AIS et le niveau de houle, pour d\u00e9tecter des transbordements clandestins. Ces cas d\u2019usage montrent comment le croisement et la fusion de donn\u00e9es transforme l\u2019observation en analyses imm\u00e9diatement exploitables.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"has_eae_slider elementor-element elementor-element-70423c2 e-flex e-con-boxed wpr-particle-no wpr-jarallax-no wpr-parallax-no wpr-sticky-section-no wpr-equal-height-no e-con e-parent\" data-eae-slider=\"29590\" data-id=\"70423c2\" data-element_type=\"container\" data-e-type=\"container\" data-settings=\"{&quot;_ha_eqh_enable&quot;:false}\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-1599f5d exad-sticky-section-no exad-glass-effect-no elementor-widget elementor-widget-heading\" data-id=\"1599f5d\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t\t<h3 class=\"elementor-heading-title elementor-size-default\">Agir : transformer la connaissance en d\u00e9cision<\/h3>\t\t\t\t<\/div>\n\t\t<div class=\"has_eae_slider elementor-element elementor-element-a4cb352 e-grid e-con-full wpr-particle-no wpr-jarallax-no wpr-parallax-no wpr-sticky-section-no wpr-equal-height-no e-con e-child\" data-eae-slider=\"72320\" data-id=\"a4cb352\" data-element_type=\"container\" data-e-type=\"container\" data-settings=\"{&quot;_ha_eqh_enable&quot;:false}\">\n\t\t<div class=\"has_eae_slider elementor-element elementor-element-d6ef06c e-con-full e-flex wpr-particle-no wpr-jarallax-no wpr-parallax-no wpr-sticky-section-no wpr-equal-height-no e-con e-child\" data-eae-slider=\"67314\" data-id=\"d6ef06c\" data-element_type=\"container\" data-e-type=\"container\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;,&quot;_ha_eqh_enable&quot;:false}\">\n\t\t\t\t<\/div>\n\t\t<div class=\"has_eae_slider elementor-element elementor-element-6475b22 e-con-full e-flex wpr-particle-no wpr-jarallax-no wpr-parallax-no wpr-sticky-section-no wpr-equal-height-no e-con e-child\" data-eae-slider=\"39670\" data-id=\"6475b22\" data-element_type=\"container\" data-e-type=\"container\" data-settings=\"{&quot;_ha_eqh_enable&quot;:false}\">\n\t\t\t\t<div class=\"elementor-element elementor-element-9771104 exad-sticky-section-no exad-glass-effect-no elementor-widget elementor-widget-text-editor\" data-id=\"9771104\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t\t\t\t\t\t<p>La derni\u00e8re \u00e9tape, c\u2019est l\u2019action. Le jumeau num\u00e9rique devient un levier pour planifier, anticiper et d\u00e9cider. Dans un contexte de crises et d\u2019exigences de durabilit\u00e9, les collectivit\u00e9s, agences et acteurs institutionnels trouvent dans cette plateforme un environnement immersif pour simuler et planifier. L\u2019int\u00e9gration de flux en temps r\u00e9el, la repr\u00e9sentation de sc\u00e9narios tactiques et la possibilit\u00e9 de d\u00e9ployer des IHM directement sur le terrain permettent d\u2019agir sans d\u00e9lai, au plus pr\u00e8s des besoins. Un responsable militaire, par exemple, peut int\u00e9grer en temps-r\u00e9el les effets de la m\u00e9t\u00e9o dans la simulation\u00a0d\u2019un th\u00e9\u00e2tre d\u2019op\u00e9rations. Agir, c\u2019est utiliser la connaissance acquise pour guider des choix concrets et coordonn\u00e9s, partout o\u00f9 les d\u00e9cisions doivent \u00eatre prises.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"has_eae_slider elementor-element elementor-element-86298ce e-con-full e-flex wpr-particle-no wpr-jarallax-no wpr-parallax-no wpr-sticky-section-no wpr-equal-height-no e-con e-child\" data-eae-slider=\"89014\" data-id=\"86298ce\" data-element_type=\"container\" data-e-type=\"container\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;,&quot;_ha_eqh_enable&quot;:false}\">\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"has_eae_slider elementor-element elementor-element-f8f7001 e-flex e-con-boxed wpr-particle-no wpr-jarallax-no wpr-parallax-no wpr-sticky-section-no wpr-equal-height-no e-con e-parent\" data-eae-slider=\"26856\" data-id=\"f8f7001\" data-element_type=\"container\" data-e-type=\"container\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;,&quot;_ha_eqh_enable&quot;:false}\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-67523e5 exad-sticky-section-no exad-glass-effect-no elementor-widget elementor-widget-heading\" data-id=\"67523e5\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">Conclusion \u2014 Observer, comprendre, agir<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-75aebff exad-sticky-section-no exad-glass-effect-no elementor-widget elementor-widget-text-editor\" data-id=\"75aebff\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t\t\t\t\t\t<p>Avec le jumeau num\u00e9rique Terre &amp; Oc\u00e9ans, Geomatys ne se limite pas \u00e0 repr\u00e9senter la plan\u00e8te : <strong>l\u2019objectif est de la comprendre, pour mieux agir<\/strong>. Dans un monde o\u00f9 chaque d\u00e9cision doit int\u00e9grer des donn\u00e9es fiables et des perspectives d\u2019avenir, cet outil offre une approche souveraine, interop\u00e9rable et immersive. Les donn\u00e9es deviennent alors des leviers concrets pour prendre les bonnes d\u00e9cisions et anticiper les d\u00e9fis.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<section class=\"has_eae_slider elementor-section elementor-top-section elementor-element elementor-element-3936ddd2 elementor-section-full_width elementor-section-height-default elementor-section-height-default exad-glass-effect-no wpr-particle-no wpr-jarallax-no wpr-parallax-no wpr-sticky-section-no wpr-equal-height-no exad-sticky-section-no\" data-eae-slider=\"66787\" data-id=\"3936ddd2\" data-element_type=\"section\" data-e-type=\"section\" data-settings=\"{&quot;_ha_eqh_enable&quot;:false}\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-no\">\n\t\t\t\t\t<div class=\"has_eae_slider elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-32298b17 exad-glass-effect-no exad-sticky-section-no\" data-eae-slider=\"85046\" data-id=\"32298b17\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-39bd46a6 exad-sticky-section-no exad-glass-effect-no elementor-widget elementor-widget-shortcode\" data-id=\"39bd46a6\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"shortcode.default\">\n\t\t\t\t\t\t\t<div class=\"elementor-shortcode\">\t\t<div data-elementor-type=\"wp-post\" data-elementor-id=\"5276\" class=\"elementor elementor-5276\" data-elementor-settings=\"{&quot;ha_cmc_init_switcher&quot;:&quot;no&quot;}\">\n\t\t\t\t\t\t<section class=\"has_eae_slider elementor-section elementor-top-section elementor-element elementor-element-267b5fb elementor-section-boxed elementor-section-height-default elementor-section-height-default exad-glass-effect-no wpr-particle-no wpr-jarallax-no wpr-parallax-no wpr-sticky-section-no wpr-equal-height-no exad-sticky-section-no\" data-eae-slider=\"15976\" data-id=\"267b5fb\" data-element_type=\"section\" data-e-type=\"section\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;,&quot;_ha_eqh_enable&quot;:false}\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"has_eae_slider elementor-column elementor-col-50 elementor-top-column elementor-element elementor-element-8dac029 exad-glass-effect-no exad-sticky-section-no\" data-eae-slider=\"94960\" data-id=\"8dac029\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-ff0bb56 hfe-nav-menu__align-center hfe-nav-menu__breakpoint-mobile hfe-submenu-icon-arrow hfe-link-redirect-child exad-sticky-section-no exad-glass-effect-no elementor-widget elementor-widget-navigation-menu\" data-id=\"ff0bb56\" data-element_type=\"widget\" data-e-type=\"widget\" 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class=\"elementor-screen-only\">Youtube<\/span>\n\t\t\t\t\t\t<i aria-hidden=\"true\" class=\"fab fa-youtube\"><\/i>\t\t\t\t\t<\/a>\n\t\t\t\t<\/span>\n\t\t\t\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<\/div>","protected":false},"excerpt":{"rendered":"<p>Comment le jumeau num\u00e9rique de la Terre et des oc\u00e9ans change la donne 08\/09\/2025 Jordan Serviere Observer, comprendre, agir La th\u00e9matique des GeoDataDays 2025 \u00ab\u00a0Agir dans un monde en \u00e9volution : indispensables geodata\u00a0\u00bb est ancr\u00e9e dans un contexte marqu\u00e9 par le changement climatique, l\u2019\u00e9rosion de la biodiversit\u00e9, les transformations rapides de nos territoires et les tensions g\u00e9opolitiques, les d\u00e9cideurs ont besoin d\u2019outils qui d\u00e9passent la simple photographie de la situation. Pour agir efficacement, il faut d\u2019abord observer et comprendre les dynamiques en cours. C\u2019est pr\u00e9cis\u00e9ment l\u2019ambition du jumeau num\u00e9rique multi-milieux d\u00e9velopp\u00e9 par Geomatys : plus qu\u2019une carte, il s\u2019agit d\u2019une vision vivante et \u00e9volutive de la Terre qui int\u00e8gre en continu donn\u00e9es satellites, capteurs, mesures in situ et mod\u00e8les pour transformer la donn\u00e9e en outil visuellement parlant. \u00a0 La video ci-contre pr\u00e9sente les capabilit\u00e9s du jumeau num\u00e9rique. https:\/\/www.youtube.com\/watch?v=-EnZj8kkCuQ Observer : une infrastructure solide et strat\u00e9gique Geomatys a mis en place une architecture compl\u00e8te pour collecter, organiser et visualiser les donn\u00e9es. Qu\u2019il s\u2019agisse d\u2019informations g\u00e9ographiques, hydrographiques, oc\u00e9anographiques ou m\u00e9t\u00e9orologiques (GHOM), la plateforme rend la lecture de ces donn\u00e9es accessible en 4D gr\u00e2ce \u00e0 des capacit\u00e9s avanc\u00e9es de visualisation et de traitements, dans une infrastructure cloud-native. L\u2019\u00e9cosyst\u00e8me repose sur le moteur de jeu Unreal Engine 5, ainsi que notre socle logiciel Examind Server, le tout conforme aux standards OGC, garantissant l\u2019interop\u00e9rabilit\u00e9 et la p\u00e9rennit\u00e9 de la solution. En r\u00e9sum\u00e9, cet outil permet donc disposer d\u2019une base fiable et performante, pour passer au stade de l\u2019analyse. Comprendre : analyser n\u2019a jamais \u00e9t\u00e9 aussi simple https:\/\/www.youtube.com\/watch?v=mK5z29VslTg Cependant, observer ne suffit pas : il faut donner du sens \u00e0 la masse de donn\u00e9es collect\u00e9es. Gr\u00e2ce \u00e0 des algorithmes d\u2019IA ou des mod\u00e8les de pr\u00e9diction, ces donn\u00e9es sont crois\u00e9es, fusionn\u00e9es, traduites en sc\u00e9narios compr\u00e9hensibles : mont\u00e9e des eaux, submersions, \u00e9tat \u00e9cologique, pollution marine&#8230; Comprendre signifie transformer des donn\u00e9es brutes en informations lisibles et exploitables pour les chercheurs comme pour les d\u00e9cideurs. \u00a0Par exemple, en croisant l\u2019imagerie satellite avec les mod\u00e8les de courant, on peut visualiser et anticiper la d\u00e9rive de bancs de d\u00e9chets en mer ; on peut faire de m\u00eame avec les traces AIS et le niveau de houle, pour d\u00e9tecter des transbordements clandestins. Ces cas d\u2019usage montrent comment le croisement et la fusion de donn\u00e9es transforme l\u2019observation en analyses imm\u00e9diatement exploitables. Agir : transformer la connaissance en d\u00e9cision La derni\u00e8re \u00e9tape, c\u2019est l\u2019action. Le jumeau num\u00e9rique devient un levier pour planifier, anticiper et d\u00e9cider. Dans un contexte de crises et d\u2019exigences de durabilit\u00e9, les collectivit\u00e9s, agences et acteurs institutionnels trouvent dans cette plateforme un environnement immersif pour simuler et planifier. L\u2019int\u00e9gration de flux en temps r\u00e9el, la repr\u00e9sentation de sc\u00e9narios tactiques et la possibilit\u00e9 de d\u00e9ployer des IHM directement sur le terrain permettent d\u2019agir sans d\u00e9lai, au plus pr\u00e8s des besoins. Un responsable militaire, par exemple, peut int\u00e9grer en temps-r\u00e9el les effets de la m\u00e9t\u00e9o dans la simulation\u00a0d\u2019un th\u00e9\u00e2tre d\u2019op\u00e9rations. Agir, c\u2019est utiliser la connaissance acquise pour guider des choix concrets et coordonn\u00e9s, partout o\u00f9 les d\u00e9cisions doivent \u00eatre prises. Conclusion \u2014 Observer, comprendre, agir Avec le jumeau num\u00e9rique Terre &amp; Oc\u00e9ans, Geomatys ne se limite pas \u00e0 repr\u00e9senter la plan\u00e8te : l\u2019objectif est de la comprendre, pour mieux agir. Dans un monde o\u00f9 chaque d\u00e9cision doit int\u00e9grer des donn\u00e9es fiables et des perspectives d\u2019avenir, cet outil offre une approche souveraine, interop\u00e9rable et immersive. Les donn\u00e9es deviennent alors des leviers concrets pour prendre les bonnes d\u00e9cisions et anticiper les d\u00e9fis.<\/p>","protected":false},"author":5,"featured_media":9502,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_umich_oidc_access":"","_jetpack_memberships_contains_paid_content":false,"footnotes":""},"categories":[1],"tags":[],"class_list":["post-9501","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-actus"],"aioseo_notices":[],"jetpack_featured_media_url":"https:\/\/i0.wp.com\/www.geomatys.com\/wp-content\/uploads\/2025\/09\/Capture-decran-du-2025-08-28-11-54-24.jpg?fit=2451%2C1584&ssl=1","jetpack_sharing_enabled":true,"_links":{"self":[{"href":"https:\/\/www.geomatys.com\/en\/wp-json\/wp\/v2\/posts\/9501","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.geomatys.com\/en\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.geomatys.com\/en\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.geomatys.com\/en\/wp-json\/wp\/v2\/users\/5"}],"replies":[{"embeddable":true,"href":"https:\/\/www.geomatys.com\/en\/wp-json\/wp\/v2\/comments?post=9501"}],"version-history":[{"count":29,"href":"https:\/\/www.geomatys.com\/en\/wp-json\/wp\/v2\/posts\/9501\/revisions"}],"predecessor-version":[{"id":9763,"href":"https:\/\/www.geomatys.com\/en\/wp-json\/wp\/v2\/posts\/9501\/revisions\/9763"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.geomatys.com\/en\/wp-json\/wp\/v2\/media\/9502"}],"wp:attachment":[{"href":"https:\/\/www.geomatys.com\/en\/wp-json\/wp\/v2\/media?parent=9501"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.geomatys.com\/en\/wp-json\/wp\/v2\/categories?post=9501"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.geomatys.com\/en\/wp-json\/wp\/v2\/tags?post=9501"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}