{"id":947,"date":"2025-10-03T15:57:09","date_gmt":"2025-10-03T15:57:09","guid":{"rendered":"https:\/\/www.ippd.ufl.edu\/blogs\/ay2526team01\/?p=947"},"modified":"2025-10-03T16:01:50","modified_gmt":"2025-10-03T16:01:50","slug":"week-6-first-segmentation-trials-and-colmap-implementation","status":"publish","type":"post","link":"https:\/\/www.ippd.ufl.edu\/blogs\/ay2526team01\/2025\/10\/03\/week-6-first-segmentation-trials-and-colmap-implementation\/","title":{"rendered":"WEEK 6 \u2013 First Segmentation Trials and COLMAP Implementation"},"content":{"rendered":"\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"576\" src=\"https:\/\/www.ippd.ufl.edu\/blogs\/ay2526team01\/wp-content\/uploads\/sites\/205\/2025\/10\/Screenshot-187-1024x576.png\" alt=\"\" class=\"wp-image-931\" srcset=\"https:\/\/www.ippd.ufl.edu\/blogs\/ay2526team01\/wp-content\/uploads\/sites\/205\/2025\/10\/Screenshot-187-1024x576.png 1024w, https:\/\/www.ippd.ufl.edu\/blogs\/ay2526team01\/wp-content\/uploads\/sites\/205\/2025\/10\/Screenshot-187-300x169.png 300w, https:\/\/www.ippd.ufl.edu\/blogs\/ay2526team01\/wp-content\/uploads\/sites\/205\/2025\/10\/Screenshot-187-768x432.png 768w, https:\/\/www.ippd.ufl.edu\/blogs\/ay2526team01\/wp-content\/uploads\/sites\/205\/2025\/10\/Screenshot-187-1536x864.png 1536w, https:\/\/www.ippd.ufl.edu\/blogs\/ay2526team01\/wp-content\/uploads\/sites\/205\/2025\/10\/Screenshot-187-373x210.png 373w, https:\/\/www.ippd.ufl.edu\/blogs\/ay2526team01\/wp-content\/uploads\/sites\/205\/2025\/10\/Screenshot-187.png 1920w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<p><\/p>\n\n\n\n<p>This week, Team VOXEL advanced two core parts of the O2A pipeline.<\/p>\n\n\n\n<p>On segmentation, the team tested zero-shot approaches (MobileSAM and SAM2) on single-object sequences. Early findings showed that presenting multiple candidate masks and letting the user confirm with a single click improves reliability.<\/p>\n\n\n\n<p>On reconstruction, the team ran an initial COLMAP \u2192 3D Gaussian Splatting workflow from video frames. Results highlighted the need to apply foreground masks early, especially for challenging cases like transparent objects.<\/p>\n\n\n\n<p>The high-level architecture diagram was updated to reflect the current flow from capture and preprocessing through segmentation, mapping, 3D construction, texturing, and Unity export.<\/p>\n\n\n\n<p>Next, the team will continue comparing SAM variants, test 3D reconstruction under varied object\/background conditions, explore alternative 3D paths such as Instant-NGP. With the PDR just around the corner, the upcoming weeks promise to bring sharper results, clearer comparisons, and the first polished demos of the O2A pipeline.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>This week, Team VOXEL advanced two core parts of the O2A pipeline. On segmentation, the team tested zero-shot approaches (MobileSAM and SAM2) on single-object sequences. Early findings showed that presenting multiple candidate masks and letting the user confirm with a&hellip; <a href=\"https:\/\/www.ippd.ufl.edu\/blogs\/ay2526team01\/2025\/10\/03\/week-6-first-segmentation-trials-and-colmap-implementation\/\" aria-label=\"Read \\\"WEEK 6 \u2013 First Segmentation Trials and COLMAP Implementation\\\" class=\"read-more\">Read&nbsp;More<\/a><\/p>\n","protected":false},"author":1011,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"inline_featured_image":false,"footnotes":"","_links_to":"","_links_to_target":""},"categories":[10],"tags":[15,19,17,21],"class_list":["post-947","post","type-post","status-publish","format-standard","hentry","category-fallsemester","tag-ippd","tag-nerf","tag-o2a","tag-unity"],"acf":[],"_links":{"self":[{"href":"https:\/\/www.ippd.ufl.edu\/blogs\/ay2526team01\/wp-json\/wp\/v2\/posts\/947"}],"collection":[{"href":"https:\/\/www.ippd.ufl.edu\/blogs\/ay2526team01\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.ippd.ufl.edu\/blogs\/ay2526team01\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.ippd.ufl.edu\/blogs\/ay2526team01\/wp-json\/wp\/v2\/users\/1011"}],"replies":[{"embeddable":true,"href":"https:\/\/www.ippd.ufl.edu\/blogs\/ay2526team01\/wp-json\/wp\/v2\/comments?post=947"}],"version-history":[{"count":1,"href":"https:\/\/www.ippd.ufl.edu\/blogs\/ay2526team01\/wp-json\/wp\/v2\/posts\/947\/revisions"}],"predecessor-version":[{"id":949,"href":"https:\/\/www.ippd.ufl.edu\/blogs\/ay2526team01\/wp-json\/wp\/v2\/posts\/947\/revisions\/949"}],"wp:attachment":[{"href":"https:\/\/www.ippd.ufl.edu\/blogs\/ay2526team01\/wp-json\/wp\/v2\/media?parent=947"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.ippd.ufl.edu\/blogs\/ay2526team01\/wp-json\/wp\/v2\/categories?post=947"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.ippd.ufl.edu\/blogs\/ay2526team01\/wp-json\/wp\/v2\/tags?post=947"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}