{"id":103,"date":"2026-09-27T17:53:23","date_gmt":"2026-09-27T15:53:23","guid":{"rendered":"https:\/\/ics.science.upjs.sk\/indora\/?page_id=103"},"modified":"2026-09-27T18:02:13","modified_gmt":"2026-09-27T16:02:13","slug":"visual-data-anonymisation","status":"publish","type":"page","link":"https:\/\/ics.science.upjs.sk\/indora\/visual-data-anonymisation\/","title":{"rendered":"Visual anonymisation"},"content":{"rendered":"<p><img loading=\"lazy\" decoding=\"async\" class=\"alignright wp-image-105 size-large\" src=\"https:\/\/ics.science.upjs.sk\/indora\/wp-content\/uploads\/sites\/20\/2026\/09\/toto-7-724x1024.png\" alt=\"\" width=\"724\" height=\"1024\" srcset=\"https:\/\/ics.science.upjs.sk\/indora\/wp-content\/uploads\/sites\/20\/2026\/09\/toto-7-724x1024.png 724w, https:\/\/ics.science.upjs.sk\/indora\/wp-content\/uploads\/sites\/20\/2026\/09\/toto-7-212x300.png 212w, https:\/\/ics.science.upjs.sk\/indora\/wp-content\/uploads\/sites\/20\/2026\/09\/toto-7-768x1086.png 768w, https:\/\/ics.science.upjs.sk\/indora\/wp-content\/uploads\/sites\/20\/2026\/09\/toto-7-1086x1536.png 1086w, https:\/\/ics.science.upjs.sk\/indora\/wp-content\/uploads\/sites\/20\/2026\/09\/toto-7-1448x2048.png 1448w, https:\/\/ics.science.upjs.sk\/indora\/wp-content\/uploads\/sites\/20\/2026\/09\/toto-7.png 1587w\" sizes=\"auto, (max-width: 724px) 100vw, 724px\" \/><\/p>\n<p data-start=\"99\" data-end=\"368\">People can be unintentionally captured by camera-based indoor positioning systems, raising privacy concerns. The effects of anonymising these images on positioning performance and the preservation of scene information were evaluated.<\/p>\n<p data-pm-slice=\"1 1 []\">Face-level, person-level and scene-level anonymisation methods were compared using person detection recall, semantic object retention and indoor zone classification. Among the evaluated methods, <strong>face swapping best preserved scene information and positioning performance<\/strong>. When the entire person needs to be removed, <strong>YOLO-based person inpainting offers a useful trade-off<\/strong>, retaining more scene information than global blurring.<\/p>\n<p>See more:<\/p>\n<ul>\n<li>Martina Kuchtov\u00e1, and Miroslav Opiela. Impact of Visual Data Anonymisation on Vision-Based Indoor Positioning (IPIN 2026 conference, WCAL paper)<\/li>\n<li>Martina Kuchtov\u00e1. <a href=\"https:\/\/opac.crzp.sk\/?fn=detailBiblioFormChildAPKPE&amp;sid=EE8AF2E76B4BE2A86FA7C693824A&amp;seo=CRZP-detail-kniha\">Enhancing Camera-based Indoor Positioning with Neural Networks<\/a>, 2025, master thesis,<\/li>\n<li><a href=\"https:\/\/ics.science.upjs.sk\/indora\/wp-content\/uploads\/sites\/20\/2026\/09\/poster-147-Rome.pdf\">Poster<\/a><\/li>\n<\/ul>\n","protected":false},"excerpt":{"rendered":"<p>People can be unintentionally captured by camera-based indoor positioning systems, raising privacy concerns. The effects of anonymising these images on positioning performance and the preservation of scene information were evaluated.&hellip;<\/p>\n","protected":false},"author":47,"featured_media":0,"parent":0,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":{"footnotes":""},"class_list":["post-103","page","type-page","status-publish","hentry"],"_links":{"self":[{"href":"https:\/\/ics.science.upjs.sk\/indora\/wp-json\/wp\/v2\/pages\/103","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\/47"}],"replies":[{"embeddable":true,"href":"https:\/\/ics.science.upjs.sk\/indora\/wp-json\/wp\/v2\/comments?post=103"}],"version-history":[{"count":5,"href":"https:\/\/ics.science.upjs.sk\/indora\/wp-json\/wp\/v2\/pages\/103\/revisions"}],"predecessor-version":[{"id":112,"href":"https:\/\/ics.science.upjs.sk\/indora\/wp-json\/wp\/v2\/pages\/103\/revisions\/112"}],"wp:attachment":[{"href":"https:\/\/ics.science.upjs.sk\/indora\/wp-json\/wp\/v2\/media?parent=103"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}