{"id":91,"date":"2025-09-23T20:34:14","date_gmt":"2025-09-23T18:34:14","guid":{"rendered":"https:\/\/ics.science.upjs.sk\/indora\/?page_id=91"},"modified":"2025-11-06T06:21:11","modified_gmt":"2025-11-06T05:21:11","slug":"visual-landmarks","status":"publish","type":"page","link":"https:\/\/ics.science.upjs.sk\/indora\/visual-landmarks\/","title":{"rendered":"Visual landmarks"},"content":{"rendered":"<p><a href=\"https:\/\/ics.science.upjs.sk\/indora\/wp-content\/uploads\/sites\/20\/2025\/09\/poster-140-Tampere-scaled.png\"><img loading=\"lazy\" decoding=\"async\" class=\"alignright size-large wp-image-95\" src=\"https:\/\/ics.science.upjs.sk\/indora\/wp-content\/uploads\/sites\/20\/2025\/09\/poster-140-Tampere-724x1024.png\" alt=\"\" width=\"724\" height=\"1024\" srcset=\"https:\/\/ics.science.upjs.sk\/indora\/wp-content\/uploads\/sites\/20\/2025\/09\/poster-140-Tampere-724x1024.png 724w, https:\/\/ics.science.upjs.sk\/indora\/wp-content\/uploads\/sites\/20\/2025\/09\/poster-140-Tampere-212x300.png 212w, https:\/\/ics.science.upjs.sk\/indora\/wp-content\/uploads\/sites\/20\/2025\/09\/poster-140-Tampere-768x1086.png 768w, https:\/\/ics.science.upjs.sk\/indora\/wp-content\/uploads\/sites\/20\/2025\/09\/poster-140-Tampere-1087x1536.png 1087w, https:\/\/ics.science.upjs.sk\/indora\/wp-content\/uploads\/sites\/20\/2025\/09\/poster-140-Tampere-1449x2048.png 1449w, https:\/\/ics.science.upjs.sk\/indora\/wp-content\/uploads\/sites\/20\/2025\/09\/poster-140-Tampere-scaled.png 1811w\" sizes=\"auto, (max-width: 724px) 100vw, 724px\" \/><\/a><\/p>\n<p data-start=\"99\" data-end=\"368\"><strong>Visual landmarks<\/strong> are an approach to use<strong> camera images<\/strong> to correct the inaccurate position calculated by smartphone sensors. The resulting approach is mostly the play with <strong>probabilities<\/strong>, <strong>angles<\/strong>, and the <strong>match<\/strong> between detected doors and known doors from the floor plans.<\/p>\n<p data-start=\"370\" data-end=\"578\">However, the accuracy of the <strong>traditional computer vision<\/strong> approach for the detection was <strong>limited<\/strong>. We are working on an <strong>AI method<\/strong> for door detection, enabling accurate positioning with regards to performance.<\/p>\n<p>See more:<\/p>\n<ul>\n<li>Miroslav Opiela, <a href=\"https:\/\/ceur-ws.org\/Vol-4047\/short28.pdf\">Doors as Visual Landmarks for Indoor Positioning<\/a> (IPIN 2025 conference, WCAL paper)<\/li>\n<li>Lucia Hajdukov\u00e1. <a href=\"https:\/\/opac.crzp.sk\/?fn=detailBiblioForm&amp;sid=9F4BAE23A344452BBA8440F49028\">Camera-based indoor localization accuracy improvement<\/a>,\u00a02021, master thesis<\/li>\n<li><a href=\"https:\/\/ics.science.upjs.sk\/indora\/wp-content\/uploads\/sites\/20\/2025\/09\/poster-140-Tampere.pdf\">Poster<\/a><\/li>\n<\/ul>\n","protected":false},"excerpt":{"rendered":"<p>Visual landmarks are an approach to use camera images to correct the inaccurate position calculated by smartphone sensors. The resulting approach is mostly the play with probabilities, angles, and the&hellip;<\/p>\n","protected":false},"author":22,"featured_media":0,"parent":0,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":{"footnotes":""},"class_list":["post-91","page","type-page","status-publish","hentry"],"_links":{"self":[{"href":"https:\/\/ics.science.upjs.sk\/indora\/wp-json\/wp\/v2\/pages\/91","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/ics.science.upjs.sk\/indora\/wp-json\/wp\/v2\/pages"}],"about":[{"href":"https:\/\/ics.science.upjs.sk\/indora\/wp-json\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"https:\/\/ics.science.upjs.sk\/indora\/wp-json\/wp\/v2\/users\/22"}],"replies":[{"embeddable":true,"href":"https:\/\/ics.science.upjs.sk\/indora\/wp-json\/wp\/v2\/comments?post=91"}],"version-history":[{"count":6,"href":"https:\/\/ics.science.upjs.sk\/indora\/wp-json\/wp\/v2\/pages\/91\/revisions"}],"predecessor-version":[{"id":101,"href":"https:\/\/ics.science.upjs.sk\/indora\/wp-json\/wp\/v2\/pages\/91\/revisions\/101"}],"wp:attachment":[{"href":"https:\/\/ics.science.upjs.sk\/indora\/wp-json\/wp\/v2\/media?parent=91"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}