{"id":2109,"date":"2017-03-07T13:06:49","date_gmt":"2017-03-07T13:06:49","guid":{"rendered":"http:\/\/www.sitech-3dsurvey.polimi.it\/?page_id=2109"},"modified":"2017-03-07T13:06:49","modified_gmt":"2017-03-07T13:06:49","slug":"duomo-di-milano-outdoor-survey","status":"publish","type":"page","link":"https:\/\/www.sitech-3dsurvey.polimi.it\/?page_id=2109","title":{"rendered":"Duomo di Milano &#8211; Outdoor survey"},"content":{"rendered":"<p>The survey of the external elevations and roofs of Duomo di Milano\u00a0aimed\u00a0to acquire a precise 3D dense point cloud and model to be used both for the projection of the orthophotos and for the 2D and 3D final restitution.<\/p>\n<p>The survey was carried out using mainly the photogrammetry technique to obtain a high definition texture needed for the orthomosaic and also for mapping precisely some additional information like decay detection and restoration surgery information.<\/p>\n<p>Several camera systems and lenses were employed to obtain a complete survey of each architectonical elements, maintaining the resolution approximately the same, therefore the GSD was kept suitable for the 1:50 representation scale. The different 3D reconstruction projects were then put together in a common local coordinates system using topography and GCPs.<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter wp-image-2115 size-large\" src=\"https:\/\/www.sitech-3dsurvey.polimi.it\/wp-content\/uploads\/2017\/03\/sito-outdoor-1-1024x1024.jpg\" width=\"900\" height=\"900\" srcset=\"https:\/\/www.sitech-3dsurvey.polimi.it\/wp-content\/uploads\/2017\/03\/sito-outdoor-1-1024x1024.jpg 1024w, https:\/\/www.sitech-3dsurvey.polimi.it\/wp-content\/uploads\/2017\/03\/sito-outdoor-1-150x150.jpg 150w, https:\/\/www.sitech-3dsurvey.polimi.it\/wp-content\/uploads\/2017\/03\/sito-outdoor-1-300x300.jpg 300w, https:\/\/www.sitech-3dsurvey.polimi.it\/wp-content\/uploads\/2017\/03\/sito-outdoor-1-768x768.jpg 768w\" sizes=\"auto, (max-width: 900px) 100vw, 900px\" \/><\/p>\n","protected":false},"excerpt":{"rendered":"<p>The survey of the external elevations and roofs of Duomo di Milano\u00a0aimed\u00a0to acquire a precise 3D dense point cloud and\u2026<\/p>\n<p class=\"continue-reading-button\"> <a class=\"continue-reading-link\" href=\"https:\/\/www.sitech-3dsurvey.polimi.it\/?page_id=2109\">Keep reading&#8230;<i class=\"crycon-right-dir\"><\/i><\/a><\/p>\n","protected":false},"author":2,"featured_media":0,"parent":0,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":{"footnotes":""},"class_list":["post-2109","page","type-page","status-publish","hentry"],"_links":{"self":[{"href":"https:\/\/www.sitech-3dsurvey.polimi.it\/index.php?rest_route=\/wp\/v2\/pages\/2109","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.sitech-3dsurvey.polimi.it\/index.php?rest_route=\/wp\/v2\/pages"}],"about":[{"href":"https:\/\/www.sitech-3dsurvey.polimi.it\/index.php?rest_route=\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"https:\/\/www.sitech-3dsurvey.polimi.it\/index.php?rest_route=\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/www.sitech-3dsurvey.polimi.it\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=2109"}],"version-history":[{"count":2,"href":"https:\/\/www.sitech-3dsurvey.polimi.it\/index.php?rest_route=\/wp\/v2\/pages\/2109\/revisions"}],"predecessor-version":[{"id":2117,"href":"https:\/\/www.sitech-3dsurvey.polimi.it\/index.php?rest_route=\/wp\/v2\/pages\/2109\/revisions\/2117"}],"wp:attachment":[{"href":"https:\/\/www.sitech-3dsurvey.polimi.it\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=2109"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}