{"id":255,"date":"2024-04-02T22:07:29","date_gmt":"2024-04-02T22:07:29","guid":{"rendered":"http:\/\/e-muse.it\/blog\/?p=255"},"modified":"2024-04-03T10:42:52","modified_gmt":"2024-04-03T10:42:52","slug":"an-unflattering-3d-reconstruction-comparison","status":"publish","type":"post","link":"https:\/\/e-muse.it\/blog\/2024\/04\/02\/an-unflattering-3d-reconstruction-comparison\/","title":{"rendered":"An unflattering 3D reconstruction comparison"},"content":{"rendered":"\n<p class=\"wp-block-paragraph\">We&#8217;re experimenting with macro tubes for photogrammetry, and we tried a comparison between two different cameras and two different reconstruction techniques. The subject was this rather hideous figurine of Bib Fortuna, Jabba the Hutt&#8217;s adviser, that a local supermarket gave out a few years ago.<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"550\" height=\"1024\" src=\"https:\/\/e-muse.it\/blog\/wp-content\/uploads\/2024\/04\/DSC01679-550x1024.jpg\" alt=\"An ugly plastic figurine, depicting the bust and head of Bib Fortuna, with a ridged grey sphere instead of his legs.\" class=\"wp-image-256\" srcset=\"https:\/\/e-muse.it\/blog\/wp-content\/uploads\/2024\/04\/DSC01679-550x1024.jpg 550w, https:\/\/e-muse.it\/blog\/wp-content\/uploads\/2024\/04\/DSC01679-161x300.jpg 161w, https:\/\/e-muse.it\/blog\/wp-content\/uploads\/2024\/04\/DSC01679-768x1429.jpg 768w, https:\/\/e-muse.it\/blog\/wp-content\/uploads\/2024\/04\/DSC01679-825x1536.jpg 825w, https:\/\/e-muse.it\/blog\/wp-content\/uploads\/2024\/04\/DSC01679.jpg 951w\" sizes=\"auto, (max-width: 550px) 100vw, 550px\" \/><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">The difficulties stem from its diminutive size and from its texture. It is quite smooth, with lots of reflections and some subsurface effects. Also the lighting in the room was very direct, we had to move carefully to avoid throwing our shadows on the object, which negatively affected the spatial sampling.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Our objective was clearly observing how these technologies fail, so it suited us.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Macro Tube + Photogrammetry<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\"><a href=\"https:\/\/poly.cam\/capture\/82c44695-e858-4ed1-8132-dd6d44778175\">https:\/\/poly.cam\/capture\/82c44695-e858-4ed1-8132-dd6d44778175<\/a><\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Macro Tube + Gaussian Splatting<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\"><a href=\"https:\/\/poly.cam\/capture\/82c44695-e858-4ed1-8132-dd6d44778175\">https:\/\/poly.cam\/capture\/82c44695-e858-4ed1-8132-dd6d44778175<\/a><\/p>\n\n\n\n<h2 class=\"wp-block-heading\">iPhone + Photogrammetry<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\"><a href=\"https:\/\/poly.cam\/capture\/0B379F23-0C60-4CD5-BB29-6D21E2A2B4E4\">https:\/\/poly.cam\/capture\/0B379F23-0C60-4CD5-BB29-6D21E2A2B4E4<\/a><\/p>\n\n\n\n<h2 class=\"wp-block-heading\">iPhone + Gaussian Splatting<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\"><a href=\"https:\/\/poly.cam\/capture\/B3A580C6-09CE-43FD-8297-06E0F9539557\">https:\/\/poly.cam\/capture\/B3A580C6-09CE-43FD-8297-06E0F9539557<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>We&#8217;re experimenting with macro tubes for photogrammetry, and we tried a comparison between two different cameras and two different reconstruction techniques. The subject was this rather hideous figurine of Bib Fortuna, Jabba the Hutt&#8217;s adviser, that a local supermarket gave out a few years ago. The difficulties stem from its diminutive size and from its [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":256,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"activitypub_content_warning":"","activitypub_content_visibility":"","activitypub_max_image_attachments":3,"activitypub_interaction_policy_quote":"anyone","activitypub_status":"federated","footnotes":""},"categories":[5],"tags":[29,37],"class_list":["post-255","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-reconstruction","tag-ai","tag-spatial"],"_links":{"self":[{"href":"https:\/\/e-muse.it\/blog\/wp-json\/wp\/v2\/posts\/255","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/e-muse.it\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/e-muse.it\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/e-muse.it\/blog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/e-muse.it\/blog\/wp-json\/wp\/v2\/comments?post=255"}],"version-history":[{"count":2,"href":"https:\/\/e-muse.it\/blog\/wp-json\/wp\/v2\/posts\/255\/revisions"}],"predecessor-version":[{"id":259,"href":"https:\/\/e-muse.it\/blog\/wp-json\/wp\/v2\/posts\/255\/revisions\/259"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/e-muse.it\/blog\/wp-json\/wp\/v2\/media\/256"}],"wp:attachment":[{"href":"https:\/\/e-muse.it\/blog\/wp-json\/wp\/v2\/media?parent=255"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/e-muse.it\/blog\/wp-json\/wp\/v2\/categories?post=255"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/e-muse.it\/blog\/wp-json\/wp\/v2\/tags?post=255"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}