{"id":1707,"date":"2025-11-16T20:25:42","date_gmt":"2025-11-16T19:25:42","guid":{"rendered":"https:\/\/dev.datagrandest.fr\/site\/?post_type=cas-usage&#038;p=1707"},"modified":"2025-11-17T09:16:39","modified_gmt":"2025-11-17T08:16:39","slug":"la-metropole-du-grand-nancy-en-3d","status":"publish","type":"cas-usage","link":"https:\/\/www.datagrandest.fr\/site\/cas-usage\/la-metropole-du-grand-nancy-en-3d\/","title":{"rendered":"La M\u00e9tropole du Grand Nancy en 3D"},"template":"","meta":{"_acf_changed":false,"_relevanssi_hide_post":"","_relevanssi_hide_content":"","_relevanssi_pin_for_all":"","_relevanssi_pin_keywords":"","_relevanssi_unpin_keywords":"","_relevanssi_related_keywords":"","_relevanssi_related_include_ids":"","_relevanssi_related_exclude_ids":"","_relevanssi_related_no_append":"","_relevanssi_related_not_related":"","_relevanssi_related_posts":"","_relevanssi_noindex_reason":""},"source":[],"thematique_globale":[],"class_list":["post-1707","cas-usage","type-cas-usage","status-publish","hentry"],"acf":{"cas_liste_a_puces":"","glo_image":"","glo_intro":"","glo_car_surcharge_titre":"","glo_car_surcharge_lien":"","cms_contenus_flexibles":[{"acf_fc_layout":"flex_texte_libre","show_title":true,"titre_de_section":"A propos","contenu":"Maquette 3D textur\u00e9e (mesh3D) du territoire de la M\u00e9tropole du Grand Nancy, issue de l'assemblage du Mod\u00e8le Num\u00e9rique de Terrain (MNT) et des photos a\u00e9riennes (photos obliques du 13\/8\/2024 et verticales du 25\/6\/2024).\r\nCe\u00a0projet a \u00e9t\u00e9\u00a0cofinanc\u00e9 par l'Union Europ\u00e9enne -\u00a0<strong>Fonds Europ\u00e9en de D\u00e9veloppement R\u00e9gional<\/strong>\u00a0(FEDER).","couleur_de_fond":"transparent","taille_de_la_zone":"large-content","position_texte":"center","image_de_fond":""},{"acf_fc_layout":"flex_texte_libre","show_title":true,"titre_de_section":"Fonctionnalit\u00e9s\t","contenu":"Pour faciliter l'exploration interactive, le mod\u00e8le a \u00e9t\u00e9 export\u00e9 au format 3D tiles, puis int\u00e9gr\u00e9 dans Mapstore, qui prend d\u00e9sormais en charge ce type de donn\u00e9es en 3D.\r\n\r\nCette visualisation permet aux utilisateurs de parcourir la ville du Grand Nancy, en exploitant pleinement les nouvelles capacit\u00e9s de Mapstore pour la visualisation de mod\u00e8les 3D.","couleur_de_fond":"transparent","taille_de_la_zone":"large-content","position_texte":"center","image_de_fond":""},{"acf_fc_layout":"flex_texte_libre","show_title":true,"titre_de_section":"Fiche technique","contenu":"Voici le d\u00e9tail de l'acquisition et des traitements utilis\u00e9s\u00a0:\r\n\r\n<strong>Acquisition des donn\u00e9es\u00a0<\/strong>: 29.870 photographies a\u00e9riennes acquises par prises de vues syst\u00e9matiques (nadir + 4 obliques inclin\u00e9es \u00e0 45\u00b0). Photos de r\u00e9solution moyenne de 10cm\/sol. Hauteur de vol : 1600m. Photos r\u00e9alis\u00e9es le 13 aout 2024. Volume total des images brutes : 5 To\r\n\r\n<strong>Traitements r\u00e9alis\u00e9s<\/strong>\u00a0: A\u00e9rotriangulation et harmonisation radiom\u00e9trique de l'ensemble des images. Calcul du Photomaillage 3D avec la suite logicielle Bentley Context Capture. 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