{"id":1526,"date":"2026-08-12T17:10:51","date_gmt":"2026-08-12T10:10:51","guid":{"rendered":"https:\/\/xensear.vn\/blog\/?p=1526"},"modified":"2026-08-12T17:10:51","modified_gmt":"2026-08-12T10:10:51","slug":"spatial-image-retrieval-cong-nghe-nhan-dien-dia-diem-ar","status":"publish","type":"post","link":"https:\/\/xensear.vn\/blog\/spatial-image-retrieval-cong-nghe-nhan-dien-dia-diem-ar\/","title":{"rendered":"Spatial Image Retrieval: C\u00f4ng Ngh\u1ec7 Nh\u1eadn Di\u1ec7n \u0110\u1ecba \u0110i\u1ec3m AR | Xense AR"},"content":{"rendered":"<div class=\"xense-article-wrapper\" style=\"font-family: Helvetica, Arial, sans-serif; color: #1e293b; line-height: 1.8; font-size: 18pt; max-width: 1000px; margin: 0 auto; padding: 10px;\">\n<div style=\"background-color: #f8fafc; border-top: 4px solid #fcb316; border-bottom: 1px solid #e2e8f0; border-left: 1px solid #e2e8f0; border-right: 1px solid #e2e8f0; padding: 45px; border-radius: 16px; margin-bottom: 40px; box-shadow: 0 10px 30px rgba(13, 12, 84, 0.02);\">\n<div style=\"display: inline-block; background-color: rgba(13, 12, 84, 0.06); color: #0d0c54; font-size: 12pt; font-weight: bold; padding: 6px 16px; border-radius: 30px; text-transform: uppercase; letter-spacing: 1px; margin-bottom: 20px;\">H\u1ea1 T\u1ea7ng \u0110\u1ecbnh V\u1ecb Th\u1ecb Gi\u00e1c (VPS)<\/div>\n<div id=\"ez-toc-container\" class=\"ez-toc-v2_0_80 ez-toc-wrap-left counter-hierarchy ez-toc-counter ez-toc-grey ez-toc-container-direction\">\n<div class=\"ez-toc-box-title\">M\u1ee5c l\u1ee5c<\/div>\n<div class=\"ez-toc-title-container\">\n<span class=\"ez-toc-title-toggle\"><a href=\"#\" class=\"ez-toc-pull-right ez-toc-btn ez-toc-btn-xs ez-toc-btn-default ez-toc-toggle\" aria-label=\"Toggle Table of Content\"><span class=\"ez-toc-js-icon-con\"><span class=\"\"><span class=\"eztoc-hide\" style=\"display:none;\">Toggle<\/span><span class=\"ez-toc-icon-toggle-span\"><svg style=\"fill: #999;color:#999\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" class=\"list-377408\" width=\"20px\" height=\"20px\" viewBox=\"0 0 24 24\" fill=\"none\"><path d=\"M6 6H4v2h2V6zm14 0H8v2h12V6zM4 11h2v2H4v-2zm16 0H8v2h12v-2zM4 16h2v2H4v-2zm16 0H8v2h12v-2z\" fill=\"currentColor\"><\/path><\/svg><svg style=\"fill: #999;color:#999\" class=\"arrow-unsorted-368013\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"10px\" height=\"10px\" viewBox=\"0 0 24 24\" version=\"1.2\" baseProfile=\"tiny\"><path d=\"M18.2 9.3l-6.2-6.3-6.2 6.3c-.2.2-.3.4-.3.7s.1.5.3.7c.2.2.4.3.7.3h11c.3 0 .5-.1.7-.3.2-.2.3-.5.3-.7s-.1-.5-.3-.7zM5.8 14.7l6.2 6.3 6.2-6.3c.2-.2.3-.5.3-.7s-.1-.5-.3-.7c-.2-.2-.4-.3-.7-.3h-11c-.3 0-.5.1-.7.3-.2.2-.3.5-.3.7s.1.5.3.7z\"\/><\/svg><\/span><\/span><\/span><\/a><\/span><\/div>\n<nav><ul class='ez-toc-list ez-toc-list-level-1 ' ><li class='ez-toc-page-1 ez-toc-heading-level-1'><a class=\"ez-toc-link ez-toc-heading-1\" href=\"https:\/\/xensear.vn\/blog\/spatial-image-retrieval-cong-nghe-nhan-dien-dia-diem-ar\/#Spatial_Image_Retrieval_Cong_Nghe_Loi_Giup_AR_%E2%80%9CNhan_Dien%E2%80%9D_Dia_Diem_Trong_Khong_Gian\" >Spatial Image Retrieval: C\u00f4ng Ngh\u1ec7 L\u00f5i Gi\u00fap AR &#8220;Nh\u1eadn Di\u1ec7n&#8221; \u0110\u1ecba \u0110i\u1ec3m Trong Kh\u00f4ng Gian<\/a><ul class='ez-toc-list-level-2' ><li class='ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-2\" href=\"https:\/\/xensear.vn\/blog\/spatial-image-retrieval-cong-nghe-nhan-dien-dia-diem-ar\/#1_Spatial_Image_Retrieval_La_Gi_Va_Khac_Gi_Voi_Tim_Kiem_Anh_Truyen_Thong\" >1. Spatial Image Retrieval L\u00e0 G\u00ec V\u00e0 Kh\u00e1c G\u00ec V\u1edbi T\u00ecm Ki\u1ebfm \u1ea2nh Truy\u1ec1n Th\u1ed1ng?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-3\" href=\"https:\/\/xensear.vn\/blog\/spatial-image-retrieval-cong-nghe-nhan-dien-dia-diem-ar\/#2_Luong_Hoat_Dong_Ky_Thuat_Pipeline_Cua_Spatial_Image_Retrieval\" >2. Lu\u1ed3ng Ho\u1ea1t \u0110\u1ed9ng K\u1ef9 Thu\u1eadt (Pipeline) C\u1ee7a Spatial Image Retrieval<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-4\" href=\"https:\/\/xensear.vn\/blog\/spatial-image-retrieval-cong-nghe-nhan-dien-dia-diem-ar\/#3_Dot_Pha_Cong_Nghe_Tu_Xense_AR_Multi-Model_Fusion_Re-Ranking\" >3. \u0110\u1ed9t Ph\u00e1 C\u00f4ng Ngh\u1ec7 T\u1eeb Xense AR: Multi-Model Fusion &amp; Re-Ranking<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-5\" href=\"https:\/\/xensear.vn\/blog\/spatial-image-retrieval-cong-nghe-nhan-dien-dia-diem-ar\/#4_Ung_Dung_Thuc_Te_Cua_Spatial_Image_Retrieval\" >4. \u1ee8ng D\u1ee5ng Th\u1ef1c T\u1ebf C\u1ee7a Spatial Image Retrieval<\/a><ul class='ez-toc-list-level-4' ><li class='ez-toc-heading-level-4'><ul class='ez-toc-list-level-4' ><li class='ez-toc-heading-level-4'><a class=\"ez-toc-link ez-toc-heading-6\" href=\"https:\/\/xensear.vn\/blog\/spatial-image-retrieval-cong-nghe-nhan-dien-dia-diem-ar\/#Khai_Thac_Thu_Vien_SDK_Dinh_Vi_VPS_Xense\" >Khai Th\u00e1c Th\u01b0 Vi\u1ec7n SDK \u0110\u1ecbnh V\u1ecb VPS Xense<\/a><\/li><\/ul><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-7\" href=\"https:\/\/xensear.vn\/blog\/spatial-image-retrieval-cong-nghe-nhan-dien-dia-diem-ar\/#5_Cau_Hoi_Thuong_Gap_FAQ_Cho_Lap_Trinh_Vien_Tech_Leads\" >5. C\u00e2u H\u1ecfi Th\u01b0\u1eddng G\u1eb7p (FAQ Cho L\u1eadp Tr\u00ecnh Vi\u00ean &amp; Tech Leads)<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-8\" href=\"https:\/\/xensear.vn\/blog\/spatial-image-retrieval-cong-nghe-nhan-dien-dia-diem-ar\/#6_Ket_Luan\" >6. K\u1ebft Lu\u1eadn<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-9\" href=\"https:\/\/xensear.vn\/blog\/spatial-image-retrieval-cong-nghe-nhan-dien-dia-diem-ar\/#Tich_Hop_Ha_Tang_Dinh_Vi_Thi_Giac_VPS_Vao_San_Pham_Cua_Ban\" >T\u00edch H\u1ee3p H\u1ea1 T\u1ea7ng \u0110\u1ecbnh V\u1ecb Th\u1ecb Gi\u00e1c VPS V\u00e0o S\u1ea3n Ph\u1ea9m C\u1ee7a B\u1ea1n<\/a><\/li><\/ul><\/li><\/ul><\/li><\/ul><\/nav><\/div>\n<h1 style=\"color: #0d0c54; font-size: 26pt; font-weight: bold; margin: 0 0 20px 0; line-height: 1.3;\"><span class=\"ez-toc-section\" id=\"Spatial_Image_Retrieval_Cong_Nghe_Loi_Giup_AR_%E2%80%9CNhan_Dien%E2%80%9D_Dia_Diem_Trong_Khong_Gian\"><\/span>Spatial Image Retrieval: C\u00f4ng Ngh\u1ec7 L\u00f5i Gi\u00fap AR &#8220;Nh\u1eadn Di\u1ec7n&#8221; \u0110\u1ecba \u0110i\u1ec3m Trong Kh\u00f4ng Gian<span class=\"ez-toc-section-end\"><\/span><\/h1>\n<p style=\"color: #475569; font-size: 18pt; text-align: justify; margin: 0; font-weight: 400;\">Khi ng\u01b0\u1eddi d\u00f9ng \u0111\u01b0a camera di \u0111\u1ed9ng ho\u1eb7c k\u00ednh th\u00f4ng minh l\u00ean kh\u00f4ng trung, l\u00e0m th\u1ebf n\u00e0o \u0111\u1ec3 \u1ee9ng d\u1ee5ng nh\u1eadn bi\u1ebft ch\u00ednh x\u00e1c thi\u1ebft b\u1ecb \u0111ang \u0111\u1ee9ng \u1edf g\u00f3c h\u00e0nh lang b\u1ec7nh vi\u1ec7n, s\u1ea3nh s\u00e2n bay hay tr\u01b0\u1edbc gian h\u00e0ng n\u00e0o trong trung t\u00e2m th\u01b0\u01a1ng m\u1ea1i? Khi t\u00edn hi\u1ec7u GPS ho\u00e0n to\u00e0n m\u1ea5t t\u00e1c d\u1ee5ng trong kh\u00f4ng gian k\u00edn (Indoor) ho\u1eb7c c\u00e1c khu \u0111\u00f4 th\u1ecb cao t\u1ea7ng, <b>Spatial Image Retrieval<\/b> (Truy v\u1ea5n h\u00ecnh \u1ea3nh kh\u00f4ng gian) ch\u00ednh l\u00e0 &#8220;b\u1ed9 n\u00e3o&#8221; \u0111\u1ecbnh v\u1ecb th\u1ecb gi\u00e1c l\u00f5i, cho ph\u00e9p h\u1ec7 th\u1ed1ng so kh\u1edbp khung h\u00ecnh camera th\u1eddi gian th\u1ef1c v\u1edbi c\u01a1 s\u1edf d\u1eef li\u1ec7u b\u1ea3n \u0111\u1ed3 3D \u0111\u1ec3 x\u00e1c \u0111\u1ecbnh v\u1ecb tr\u00ed chu\u1ea9n x\u00e1c \u0111\u1ebfn t\u1eebng centimet.<\/p>\n<\/div>\n<div class=\"xense-premium-summary\" style=\"background-color: #ffffff; border: 1px solid #e2e8f0; border-left: 4px solid #0d0c54; padding: 30px; border-radius: 12px; margin: 40px 0; box-shadow: 0 10px 25px rgba(13, 12, 84, 0.02);\"><b style=\"color: #0d0c54; display: block; margin-bottom: 10px; font-size: 19pt;\">\ud83d\udca1 \u0110\u1ed9t ph\u00e1 t\u1eeb thu\u1eadt to\u00e1n \u0111\u1ecbnh v\u1ecb kh\u00f4ng gian:<\/b><span style=\"color: #334155; display: block; text-align: justify; font-size: 18pt;\">Kh\u00e1c v\u1edbi thu\u1eadt to\u00e1n t\u00ecm ki\u1ebfm h\u00ecnh \u1ea3nh th\u00f4ng th\u01b0\u1eddng v\u1ed1n ch\u1ec9 so s\u00e1nh m\u00e0u s\u1eafc hay v\u1eadt th\u1ec3 b\u1ec1 n\u1ed5i, <b>Spatial Image Retrieval<\/b> tr\u00edch xu\u1ea5t c\u00e1c \u0111\u1eb7c tr\u01b0ng h\u00ecnh h\u1ecdc kh\u00f4ng gian b\u1ec1n v\u1eefng \u0111\u1ec3 t\u00ednh to\u00e1n ch\u00ednh x\u00e1c t\u1ecda \u0111\u1ed9 X, Y, Z v\u00e0 g\u00f3c nh\u00ecn 6DoF c\u1ee7a thi\u1ebft b\u1ecb. Thu\u1eadt to\u00e1n \u0111\u00f3ng vai tr\u00f2 h\u1ea1t nh\u00e2n x\u1eed l\u00fd \u0111\u1ea7u v\u00e0o quy\u1ebft \u0111\u1ecbnh cho h\u1ec7 th\u1ed1ng \u0110\u1ecbnh v\u1ecb Th\u1ecb gi\u00e1c (VPS), gi\u00fap c\u00e1c m\u00f4 h\u00ecnh \u0111\u1ed3 h\u1ecda 3D b\u00e1m ch\u1eafc ho\u00e0n h\u1ea3o v\u00e0o th\u1ebf gi\u1edbi th\u1ef1c.<br \/>\n<\/span><\/div>\n<h2 style=\"color: #0d0c54; font-size: 20pt; font-weight: bold; margin-top: 50px; margin-bottom: 25px; display: flex; align-items: center; gap: 12px;\"><span class=\"ez-toc-section\" id=\"1_Spatial_Image_Retrieval_La_Gi_Va_Khac_Gi_Voi_Tim_Kiem_Anh_Truyen_Thong\"><\/span>1. Spatial Image Retrieval L\u00e0 G\u00ec V\u00e0 Kh\u00e1c G\u00ec V\u1edbi T\u00ecm Ki\u1ebfm \u1ea2nh Truy\u1ec1n Th\u1ed1ng?<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p style=\"text-align: justify; margin-bottom: 20px; font-size: 18pt;\">\u0110\u1ec3 hi\u1ec3u \u0111\u00fang v\u1ec1 kh\u1ea3 n\u0103ng &#8220;hi\u1ec3u b\u1ed1i c\u1ea3nh \u0111\u1ecba \u0111i\u1ec3m&#8221; c\u1ee7a thi\u1ebft b\u1ecb AR, c\u00e1c k\u1ef9 s\u01b0 c\u1ea7n ph\u00e2n bi\u1ec7t r\u00f5 s\u1ef1 kh\u00e1c bi\u1ec7t b\u1ea3n ch\u1ea5t gi\u1eefa thu\u1ead <span style=\"font-size: 18pt;\">to\u00e1n t\u00ecm ki\u1ebfm h\u00ecnh \u1ea3nh d\u1ef1a tr\u00ean n\u1ed9i dung (CBIR) v\u00e0 thu\u1eadt to\u00e1n truy v\u1ea5n kh\u00f4ng gian (Spatial Image Retrieval<\/span><span style=\"font-size: 18pt;\">t &#8211; SIR):<\/span><\/p>\n<div class=\"xense-tech-vs\" style=\"display: flex; flex-wrap: wrap; gap: 20px; margin: 40px 0;\">\n<div style=\"flex: 1; min-width: 280px; background-color: #ffffff; border: 1px solid #e2e8f0; border-radius: 12px; padding: 28px; box-shadow: 0 4px 15px rgba(0,0,0,0.01);\"><span style=\"background-color: #f1f5f9; color: #64748b; font-size: 13pt; font-weight: bold; padding: 4px 12px; border-radius: 4px; text-transform: uppercase; display: inline-block; margin-bottom: 12px;\">Thu\u1eadt To\u00e1n Truy\u1ec1n Th\u1ed1ng (CBIR)<\/span><br \/>\n<b style=\"color: #0d0c54; font-size: 19pt; display: block; margin-bottom: 15px;\">So Kh\u1edbp N\u1ed9i Dung B\u1ec1 N\u1ed5i<\/b><\/p>\n<div style=\"font-size: 18pt; color: #475569; text-align: justify; line-height: 1.8;\">\u2022 Ch\u1ec9 tr\u1ea3 v\u1ec1 k\u1ebft qu\u1ea3 &#8220;b\u1ee9c \u1ea3nh n\u00e0y gi\u1ed1ng b\u1ee9c \u1ea3nh n\u00e0o trong th\u01b0 vi\u1ec7n&#8221;.<br \/>\n\u2022 Ph\u1ee5 thu\u1ed9c v\u00e0o m\u00e0u s\u1eafc, \u0111\u1ed9 s\u00e1ng v\u00e0 g\u00f3c ch\u1ee5p m\u1eb7t ph\u1eb3ng.<br \/>\n\u2022 D\u1ec5 b\u1ecb \u0111\u00e1nh l\u1eeba khi \u0111\u1ed1i t\u01b0\u1ee3ng di chuy\u1ec3n ho\u1eb7c thay \u0111\u1ed5i \u00e1nh s\u00e1ng.<br \/>\n\u2022 Kh\u00f4ng cung c\u1ea5p th\u00f4ng tin v\u1ec1 t\u1ecda \u0111\u1ed9 v\u1ecb tr\u00ed th\u1ef1c \u0111\u1ecba.<\/div>\n<\/div>\n<div style=\"flex: 1; min-width: 280px; background-color: #ffffff; border: 1px solid #e2e8f0; border-top: 5px solid #fcb316; border-radius: 12px; padding: 28px; box-shadow: 0 6px 20px rgba(13, 12, 84, 0.04);\"><span style=\"background-color: rgba(252, 179, 22, 0.15); color: #0d0c54; font-size: 13pt; font-weight: bold; padding: 4px 12px; border-radius: 4px; text-transform: uppercase; display: inline-block; margin-bottom: 12px;\">Spatial Image Retrieval (SIR)<\/span><br \/>\n<b style=\"color: #0d0c54; font-size: 19pt; display: block; margin-bottom: 15px;\">Kh\u00f4i Ph\u1ee5c T\u1ecda \u0110\u1ed9 Kh\u00f4ng Gian 6DoF<\/b><\/p>\n<div style=\"font-size: 18pt; color: #334155; text-align: justify; line-height: 1.8;\">\u2022 Tr\u1ea3 v\u1ec1 ch\u00ednh x\u00e1c v\u1ecb tr\u00ed g\u00f3c m\u00e1y (X, Y, Z) v\u00e0 g\u00f3c xoay thi\u1ebft b\u1ecb.<br \/>\n\u2022 B\u1ecf qua c\u00e1c \u0111\u1ed1i t\u01b0\u1ee3ng nhi\u1ec5u \u0111\u1ed9ng (d\u00f2ng ng\u01b0\u1eddi, b\u00f3ng r\u00e2m thay \u0111\u1ed5i).<br \/>\n\u2022 So kh\u1edbp tr\u1ef1c ti\u1ebfp v\u1edbi b\u1ea3n \u0111\u1ed3 \u0111\u00e1m m\u00e2y \u0111i\u1ec3m (Point Cloud Map).<br \/>\n\u2022 N\u1ec1n t\u1ea3ng l\u00f5i gi\u00fap h\u1ec7 th\u1ed1ng VPS ho\u1ea1t \u0111\u1ed9ng \u1ed5n \u0111\u1ecbnh trong nh\u00e0.<\/div>\n<\/div>\n<\/div>\n<h2><img loading=\"lazy\" decoding=\"async\" class=\"size-medium wp-image-1528 aligncenter\" src=\"https:\/\/xensear.vn\/blog\/wp-content\/uploads\/2026\/08\/Spatial-Image-Retrieval-600x400.png\" alt=\"\" width=\"600\" height=\"400\" srcset=\"https:\/\/xensear.vn\/blog\/wp-content\/uploads\/2026\/08\/Spatial-Image-Retrieval-600x400.png 600w, https:\/\/xensear.vn\/blog\/wp-content\/uploads\/2026\/08\/Spatial-Image-Retrieval-1200x800.png 1200w, https:\/\/xensear.vn\/blog\/wp-content\/uploads\/2026\/08\/Spatial-Image-Retrieval-768x512.png 768w, https:\/\/xensear.vn\/blog\/wp-content\/uploads\/2026\/08\/Spatial-Image-Retrieval.png 1536w\" sizes=\"auto, (max-width: 600px) 100vw, 600px\" \/><\/h2>\n<h2 style=\"color: #0d0c54; font-size: 20pt; font-weight: bold; margin-top: 50px; margin-bottom: 25px; display: flex; align-items: center; gap: 12px;\"><span class=\"ez-toc-section\" id=\"2_Luong_Hoat_Dong_Ky_Thuat_Pipeline_Cua_Spatial_Image_Retrieval\"><\/span>2. Lu\u1ed3ng Ho\u1ea1t \u0110\u1ed9ng K\u1ef9 Thu\u1eadt (Pipeline) C\u1ee7a Spatial Image Retrieval<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p style=\"text-align: justify; margin-bottom: 20px; font-size: 18pt;\">\u0110\u1ec3 chuy\u1ec3n \u0111\u1ed5i m\u1ed9t khung h\u00ecnh ng\u1eabu nhi\u00ean t\u1eeb camera th\u00e0nh d\u1eef li\u1ec7u t\u1ecda \u0111\u1ed9 kh\u00f4ng gian th\u1ef1c t\u1ebf, h\u1ec7 th\u1ed1ng x\u1eed l\u00fd tr\u1ea3i qua 3 giai \u0111o\u1ea1n to\u00e1n h\u1ecdc kh\u1eaft khe:<\/p>\n<div class=\"xense-architecture-flow\" style=\"margin: 35px 0; display: flex; flex-direction: column; gap: 16px;\">\n<div style=\"background-color: #ffffff; border: 1px solid #e2e8f0; border-left: 6px solid #0d0c54; border-radius: 8px 12px 12px 8px; padding: 24px; box-shadow: 0 4px 12px rgba(0,0,0,0.01);\">\n<div style=\"display: flex; align-items: center; gap: 12px; margin-bottom: 8px;\"><span style=\"background-color: #0d0c54; color: #ffffff; font-size: 13pt; font-weight: bold; padding: 2px 10px; border-radius: 4px;\">GIAI \u0110O\u1ea0N 1<\/span><br \/>\n<b style=\"color: #0d0c54; font-size: 19pt;\">Tr\u00edch Xu\u1ea5t \u0110\u1eb7c Tr\u01b0ng Th\u1ecb Gi\u00e1c (Feature Extraction)<\/b><\/div>\n<p style=\"color: #334155; font-size: 18pt; margin: 0; text-align: justify;\">Thu\u1eadt to\u00e1n AI ti\u1ebfn h\u00e0nh qu\u00e9t khung h\u00ecnh t\u1eeb camera di \u0111\u1ed9ng \u0111\u1ec3 l\u1ecdc ra h\u00e0ng ngh\u00ecn \u0111i\u1ec3m \u0111\u1eb7c tr\u01b0ng h\u00ecnh h\u1ecdc c\u1ed1 \u0111\u1ecbnh (Keypoints\/Descriptors) nh\u01b0 g\u00f3c t\u01b0\u1eddng, v\u1ea1ch ki\u1ebfn tr\u00fac, khung c\u1eeda&#8230; B\u1ecf qua c\u00e1c chi ti\u1ebft b\u1ec1 m\u1eb7t d\u1ec5 bi\u1ebfn \u0111\u1ed5i theo th\u1eddi gian.<\/p>\n<\/div>\n<div style=\"background-color: #ffffff; border: 1px solid #e2e8f0; border-left: 6px solid #fcb316; border-radius: 8px 12px 12px 8px; padding: 24px; box-shadow: 0 4px 12px rgba(0,0,0,0.01);\">\n<div style=\"display: flex; align-items: center; gap: 12px; margin-bottom: 8px;\"><span style=\"background-color: #fcb316; color: #0d0c54; font-size: 13pt; font-weight: bold; padding: 2px 10px; border-radius: 4px;\">GIAI \u0110O\u1ea0N 2<\/span><br \/>\n<b style=\"color: #0d0c54; font-size: 19pt;\">So Kh\u1edbp &amp; Truy V\u1ea5n Kh\u00f4ng Gian (Feature Matching &amp; Query)<\/b><\/div>\n<p style=\"color: #334155; font-size: 18pt; margin: 0; text-align: justify;\">T\u1eadp h\u1ee3p \u0111i\u1ec3m \u0111\u1eb7c tr\u01b0ng v\u1eeba tr\u00edch xu\u1ea5t \u0111\u01b0\u1ee3c n\u00e9n si\u00eau nh\u1eb9 v\u00e0 g\u1eedi l\u00ean h\u1ec7 th\u1ed1ng m\u00e1y ch\u1ee7 Cloud VPS \u0111\u1ec3 so kh\u1edbp b\u1ea5t \u0111\u1ed3ng b\u1ed9 v\u1edbi c\u01a1 s\u1edf d\u1eef li\u1ec7u b\u1ea3n \u0111\u1ed3 \u0111\u00e1m m\u00e2y \u0111i\u1ec3m (Point Cloud Map) \u0111\u00e3 x\u00e2y d\u1ef1ng t\u1eeb tr\u01b0\u1edbc.<\/p>\n<\/div>\n<div style=\"background-color: #ffffff; border: 1px solid #e2e8f0; border-left: 6px solid #0d0c54; border-radius: 8px 12px 12px 8px; padding: 24px; box-shadow: 0 4px 12px rgba(0,0,0,0.01);\">\n<div style=\"display: flex; align-items: center; gap: 12px; margin-bottom: 8px;\"><span style=\"background-color: #0d0c54; color: #ffffff; font-size: 13pt; font-weight: bold; padding: 2px 10px; border-radius: 4px;\">GIAI \u0110O\u1ea0N 3<\/span><br \/>\n<b style=\"color: #0d0c54; font-size: 19pt;\">\u01af\u1edbc L\u01b0\u1ee3ng T\u01b0 Th\u1ebf Camera 6DoF (Pose Estimation)<\/b><\/div>\n<p style=\"color: #334155; font-size: 18pt; margin: 0; text-align: justify;\">H\u1ec7 th\u1ed1ng t\u00ednh to\u00e1n ch\u00ednh x\u00e1c t\u1ecda \u0111\u1ed9 v\u1ecb tr\u00ed th\u1ef1c t\u1ebf (X, Y, Z) v\u00e0 g\u00f3c nghi\u00eang \u1ed1ng k\u00ednh di \u0111\u1ed9ng, cho ph\u00e9p th\u1ea3 c\u00e1c v\u1eadt th\u1ec3 \u0111\u1ed3 h\u1ecda 3D b\u00e1m ch\u1eafc chu\u1ea9n x\u00e1c v\u00e0o m\u1eb7t s\u00e0n th\u1ef1c \u0111\u1ecba m\u00e0 kh\u00f4ng b\u1ecb hi\u1ec7n t\u01b0\u1ee3ng tr\u00f4i d\u1ea1t hay gi\u1eadt lag.<\/p>\n<\/div>\n<\/div>\n<h2 style=\"color: #0d0c54; font-size: 20pt; font-weight: bold; margin-top: 50px; margin-bottom: 25px; display: flex; align-items: center; gap: 12px;\"><span class=\"ez-toc-section\" id=\"3_Dot_Pha_Cong_Nghe_Tu_Xense_AR_Multi-Model_Fusion_Re-Ranking\"><\/span>3. \u0110\u1ed9t Ph\u00e1 C\u00f4ng Ngh\u1ec7 T\u1eeb Xense AR: Multi-Model Fusion &amp; Re-Ranking<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p style=\"text-align: justify; margin-bottom: 20px; font-size: 18pt;\">Th\u00e1ch th\u1ee9c l\u1edbn nh\u1ea5t khi \u0111\u01b0a c\u00f4ng ngh\u1ec7 \u0111\u1ecbnh v\u1ecb kh\u00f4ng gian ra m\u00f4i tr\u01b0\u1eddng th\u1ef1c t\u1ebf l\u00e0 \u0111i\u1ec1u ki\u1ec7n chi\u1ebfu s\u00e1ng thay \u0111\u1ed5i theo gi\u1edd (s\u00e1ng, tr\u01b0a, t\u1ed1i) ho\u1eb7c c\u1ea5u tr\u00fac b\u00e0i tr\u00ed gian h\u00e0ng b\u1ecb x\u00e1o tr\u1ed9n. C\u00e1c thu\u1eadt to\u00e1n truy\u1ec1n th\u1ed1ng r\u1ea5t d\u1ec5 nh\u1eadn di\u1ec7n sai \u0111\u1ecba \u0111i\u1ec3m ho\u1eb7c b\u1ecb \u0111\u1ee9ng h\u1ec7 th\u1ed1ng khi truy v\u1ea5n d\u1eef li\u1ec7u.<\/p>\n<p style=\"text-align: justify; margin-bottom: 20px; font-size: 18pt;\">\u0110\u1ed9i ng\u0169 R&amp;D c\u1ee7a Xense AR \u0111\u00e3 gi\u1ea3i quy\u1ebft tri\u1ec7t \u0111\u1ec3 r\u00e0o c\u1ea3n n\u00e0y th\u00f4ng qua c\u00f4ng tr\u00ecnh nghi\u00ean c\u1ee9u khoa h\u1ecdc xu\u1ea5t b\u1ea3n tr\u00ean t\u1ea1p ch\u00ed qu\u1ed1c t\u1ebf IJIRSS v\u1edbi ti\u00eau \u0111\u1ec1 <b>\u201cMulti-model Fusion and Re-ranking for Spatial Image Retrieval\u201d<\/b>:<\/p>\n<div class=\"xense-tech-deep-dive\" style=\"background-color: #ffffff; border: 1px solid #e2e8f0; border-radius: 12px; padding: 30px; margin: 35px 0; box-shadow: 0 4px 15px rgba(0,0,0,0.015);\">\n<p><b style=\"color: #0d0c54; font-size: 20pt; display: block; margin-bottom: 20px; border-bottom: 2px solid #f1f5f9; padding-bottom: 10px;\">\ud83d\udd2c Hai Thu\u1eadt To\u00e1n M\u0169i Nh\u1ecdn \u0110\u01b0\u1ee3c C\u1ea5p B\u1eb1ng Nghi\u00ean C\u1ee9u<\/b><\/p>\n<div style=\"display: flex; flex-direction: column; gap: 20px;\">\n<div>\n<p><b style=\"color: #0d0c54; font-size: 19pt; display: block; margin-bottom: 6px;\">1. H\u1ee3p nh\u1ea5t \u0111a m\u00f4 h\u00ecnh (Multi-model Fusion)\u00a0<\/b>K\u1ebft h\u1ee3p song song nhi\u1ec1u m\u1ea1ng n\u01a1-ron h\u1ecdc s\u00e2u \u0111\u1ec3 v\u1eeba ph\u00e2n t\u00edch to\u00e0n c\u1ea3nh ki\u1ebfn tr\u00fac v\u0129 m\u00f4, v\u1eeba tr\u00edch xu\u1ea5t c\u00e1c \u0111i\u1ec3m \u0111\u1eb7c tr\u01b0ng vi m\u00f4 c\u1ee7a kh\u00f4ng gian xung quanh. S\u1ef1 k\u1ebft h\u1ee3p n\u00e0y mang l\u1ea1i kh\u1ea3 n\u0103ng nh\u1eadn di\u1ec7n \u0111\u1ecba \u0111i\u1ec3m v\u01b0\u1ee3t tr\u1ed9i ngay c\u1ea3 trong \u0111i\u1ec1u ki\u1ec7n thi\u1ebfu s\u00e1ng ho\u1eb7c b\u1ecb che khu\u1ea5t g\u00f3c nh\u00ecn.<\/p>\n<\/div>\n<div style=\"border-top: 1px dashed #e2e8f0; padding-top: 15px;\">\n<p><b style=\"color: #0d0c54; font-size: 19pt; display: block; margin-bottom: 6px;\">2. C\u01a1 ch\u1ebf t\u00e1i x\u1ebfp h\u1ea1ng (Re-ranking)<\/b>\u00c1p d\u1ee5ng b\u1ed9 l\u1ecdc ph\u00e2n t\u00e1ch th\u1ee9 c\u1ea5p gi\u00fap t\u1ef1 \u0111\u1ed9ng lo\u1ea1i b\u1ecf c\u00e1c y\u1ebfu t\u1ed1 nhi\u1ec5u b\u1ed1i c\u1ea3nh \u0111\u1ed9ng (nh\u01b0 d\u00f2ng ng\u01b0\u1eddi qua l\u1ea1i, b\u00f3ng r\u00e2m di chuy\u1ec3n), t\u00e1i x\u1ebfp h\u1ea1ng k\u1ebft qu\u1ea3 so kh\u1edbp \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o \u0111\u1ed9 ch\u00ednh x\u00e1c \u0111\u1ecbnh v\u1ecb lu\u00f4n \u0111\u1ea1t m\u1ee9c d\u01b0\u1edbi 10cm.<\/p>\n<\/div>\n<\/div>\n<\/div>\n<div class=\"xense-benchmark-card\" style=\"background-color: #f8fafc; border: 1px solid #e2e8f0; border-radius: 16px; padding: 35px; margin: 40px 0;\">\n<div style=\"display: flex; align-items: center; justify-content: space-between; margin-bottom: 25px; border-bottom: 2px solid #e2e8f0; padding-bottom: 12px;\"><b style=\"color: #0d0c54; font-size: 20pt;\">\u2699\ufe0f Th\u00f4ng S\u1ed1 Hi\u1ec7u N\u0103ng Thu\u1eadt To\u00e1n Xense VPS<\/b><br \/>\n<span style=\"background-color: rgba(252, 179, 22, 0.2); color: #0d0c54; font-size: 13pt; font-weight: bold; padding: 4px 14px; border-radius: 20px;\">IJIRSS Published<\/span><\/div>\n<div style=\"display: grid; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); gap: 20px; font-size: 18pt; text-align: center;\">\n<div style=\"background-color: #ffffff; border: 1px solid #e2e8f0; padding: 20px; border-radius: 10px;\"><span style=\"font-size: 32pt; font-weight: bold; color: #0d0c54; display: block; line-height: 1;\">&lt; 10<span style=\"font-size: 18pt; color: #fcb316;\">cm<\/span><\/span><span style=\"color: #64748b; font-size: 14pt; font-weight: bold; display: block; margin-top: 8px;\">Sai s\u1ed1 \u0111\u1ecbnh v\u1ecb<\/span><\/div>\n<div style=\"background-color: #ffffff; border: 1px solid #e2e8f0; padding: 20px; border-radius: 10px;\"><span style=\"font-size: 32pt; font-weight: bold; color: #0d0c54; display: block; line-height: 1;\">&lt; 50<span style=\"font-size: 18pt; color: #fcb316;\">ms<\/span><\/span><span style=\"color: #64748b; font-size: 14pt; font-weight: bold; display: block; margin-top: 8px;\">\u0110\u1ed9 tr\u1ec5 x\u1eed l\u00fd query<\/span><\/div>\n<div style=\"background-color: #ffffff; border: 1px solid #e2e8f0; padding: 20px; border-radius: 10px;\"><span style=\"font-size: 32pt; font-weight: bold; color: #0d0c54; display: block; line-height: 1;\">&lt; 15<span style=\"font-size: 18pt; color: #fcb316;\">KB<\/span><\/span><span style=\"color: #64748b; font-size: 14pt; font-weight: bold; display: block; margin-top: 8px;\">G\u00f3i tin n\u00e9n \u0111\u1eb7c tr\u01b0ng<\/span><\/div>\n<div style=\"background-color: #ffffff; border: 1px solid #e2e8f0; padding: 20px; border-radius: 10px;\"><span style=\"font-size: 32pt; font-weight: bold; color: #0d0c54; display: block; line-height: 1;\">100<span style=\"font-size: 18pt; color: #fcb316;\">%<\/span><\/span><span style=\"color: #64748b; font-size: 14pt; font-weight: bold; display: block; margin-top: 8px;\">M\u00e1y ch\u1ee7 VPS Vi\u1ec7t Nam<\/span><\/div>\n<\/div>\n<\/div>\n<h2 style=\"color: #0d0c54; font-size: 20pt; font-weight: bold; margin-top: 50px; margin-bottom: 25px; display: flex; align-items: center; gap: 12px;\"><span class=\"ez-toc-section\" id=\"4_Ung_Dung_Thuc_Te_Cua_Spatial_Image_Retrieval\"><\/span>4. \u1ee8ng D\u1ee5ng Th\u1ef1c T\u1ebf C\u1ee7a Spatial Image Retrieval<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p style=\"text-align: justify; margin-bottom: 25px; font-size: 18pt;\">N\u0103ng l\u1ef1c &#8220;nh\u1eadn di\u1ec7n \u0111\u1ecba \u0111i\u1ec3m&#8221; ch\u00ednh x\u00e1c l\u00e0 ti\u1ec1n \u0111\u1ec1 kh\u1edfi t\u1ea1o c\u00e1c gi\u1ea3i ph\u00e1p chuy\u1ec3n \u0111\u1ed5i s\u1ed1 kh\u00f4ng gian mang l\u1ea1i gi\u00e1 tr\u1ecb th\u01b0\u01a1ng m\u1ea1i v\u01b0\u1ee3t tr\u1ed9i:<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\" wp-image-1531 aligncenter\" src=\"https:\/\/xensear.vn\/blog\/wp-content\/uploads\/2026\/08\/Ung-Dung-Thuc-Te-Cua-Spatial-Image-Retrieval--600x400.png\" alt=\"\" width=\"684\" height=\"456\" srcset=\"https:\/\/xensear.vn\/blog\/wp-content\/uploads\/2026\/08\/Ung-Dung-Thuc-Te-Cua-Spatial-Image-Retrieval--600x400.png 600w, https:\/\/xensear.vn\/blog\/wp-content\/uploads\/2026\/08\/Ung-Dung-Thuc-Te-Cua-Spatial-Image-Retrieval--1200x800.png 1200w, https:\/\/xensear.vn\/blog\/wp-content\/uploads\/2026\/08\/Ung-Dung-Thuc-Te-Cua-Spatial-Image-Retrieval--768x512.png 768w, https:\/\/xensear.vn\/blog\/wp-content\/uploads\/2026\/08\/Ung-Dung-Thuc-Te-Cua-Spatial-Image-Retrieval-.png 1536w\" sizes=\"auto, (max-width: 684px) 100vw, 684px\" \/><\/p>\n<div class=\"xense-scenario-card\" style=\"margin: 35px 0; display: grid; grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); gap: 20px;\">\n<div style=\"background-color: #ffffff; border: 1px solid #e2e8f0; border-top: 4px solid #0d0c54; border-radius: 12px; padding: 24px; box-shadow: 0 4px 12px rgba(0,0,0,0.01);\"><b style=\"color: #0d0c54; font-size: 19pt; display: block; margin-bottom: 8px;\">\ud83c\udfe5 Y T\u1ebf &amp; B\u1ec7nh Vi\u1ec7n Th\u00f4ng Minh<\/b><span style=\"color: #334155; font-size: 18pt; display: block; text-align: justify; line-height: 1.8;\">D\u1eabn \u0111\u01b0\u1eddng AR Smart Navigation ch\u00ednh x\u00e1c \u0111\u1ebfn t\u1eebng gi\u01b0\u1eddng b\u1ec7nh, ph\u00f2ng x\u00e9t nghi\u1ec7m trong t\u00f2a nh\u00e0 \u0111a t\u1ea7ng m\u00e0 kh\u00f4ng c\u1ea7n d\u00e1n m\u00e3 QR hay l\u1eafp \u0111\u1eb7t Beacon \u0111\u1eaft \u0111\u1ecf.<\/span><\/div>\n<div style=\"background-color: #ffffff; border: 1px solid #e2e8f0; border-top: 4px solid #fcb316; border-radius: 12px; padding: 24px; box-shadow: 0 4px 12px rgba(0,0,0,0.01);\"><b style=\"color: #0d0c54; font-size: 19pt; display: block; margin-bottom: 8px;\">\ud83d\uded2 B\u00e1n L\u1ebb &amp; S\u1ef1 Ki\u1ec7n Th\u01b0\u01a1ng Hi\u1ec7u<\/b><span style=\"color: #334155; font-size: 18pt; display: block; text-align: justify; line-height: 1.8;\">K\u00edch ho\u1ea1t c\u00e1c chu\u1ed7i nhi\u1ec7m v\u1ee5 AR Hunt, \u01b0\u1edbm th\u1eed s\u1ea3n ph\u1ea9m 3D \u0111\u00fang v\u1ecb tr\u00ed qu\u1ea7y k\u1ec7 trong TTTM, t\u1ea1o \u0111i\u1ec3m ch\u1ea1m O2O Marketing sinh l\u1eddi cao.<\/span><\/div>\n<div style=\"background-color: #ffffff; border: 1px solid #e2e8f0; border-top: 4px solid #0d0c54; border-radius: 12px; padding: 24px; box-shadow: 0 4px 12px rgba(0,0,0,0.01);\"><b style=\"color: #0d0c54; font-size: 19pt; display: block; margin-bottom: 8px;\">\ud83c\udfdb\ufe0f Du L\u1ecbch &amp; B\u1ea3o T\u00e0ng S\u1ed1<\/b><span style=\"color: #334155; font-size: 18pt; display: block; text-align: justify; line-height: 1.8;\">T\u1ef1 \u0111\u1ed9ng nh\u1eadn di\u1ec7n di t\u00edch l\u1ecbch s\u1eed khi kh\u00e1ch gi\u01a1 camera l\u00ean v\u00e0 hi\u1ec3n th\u1ecb ph\u00e2n c\u1ea3nh m\u00f4 ph\u1ecfng 3D s\u1ed1ng \u0111\u1ed9ng ngay t\u1ea1i hi\u1ec7n tr\u01b0\u1eddng th\u1ef1c \u0111\u1ecba.<\/span><\/div>\n<\/div>\n<div class=\"xense-inline-cta\" style=\"background: linear-gradient(90deg, #f8fafc 0%, #f1f5f9 100%); border: 1px solid #e2e8f0; border-radius: 16px; padding: 30px; margin: 40px 0; display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 20px;\">\n<div style=\"flex: 1; min-width: 280px;\">\n<h4 style=\"color: #0d0c54; margin: 0 0 5px 0; font-size: 19pt; font-weight: bold;\"><span class=\"ez-toc-section\" id=\"Khai_Thac_Thu_Vien_SDK_Dinh_Vi_VPS_Xense\"><\/span>Khai Th\u00e1c Th\u01b0 Vi\u1ec7n SDK \u0110\u1ecbnh V\u1ecb VPS Xense<span class=\"ez-toc-section-end\"><\/span><\/h4>\n<p style=\"color: #475569; margin: 0; font-size: 16pt;\">T\u00edch h\u1ee3p thu\u1eadt to\u00e1n Spatial Image Retrieval chu\u1ea9n qu\u1ed1c t\u1ebf v\u00e0o \u1ee9ng d\u1ee5ng c\u1ee7a b\u1ea1n.<\/p>\n<\/div>\n<div style=\"flex-shrink: 0;\"><a style=\"background-color: #0d0c54; color: #ffffff; padding: 14px 28px; border-radius: 8px; text-decoration: none; font-weight: bold; font-size: 15pt; display: inline-block; box-shadow: 0 4px 14px rgba(13, 12, 84, 0.12);\" href=\"https:\/\/www.xensear.vn\/landing-page\/vi\/lien-he\" target=\"_blank\" rel=\"noopener\">T\u1ea3i SDK d\u00f9ng th\u1eed<\/a><\/div>\n<\/div>\n<h2 style=\"color: #0d0c54; font-size: 20pt; font-weight: bold; margin-top: 50px; margin-bottom: 25px; display: flex; align-items: center; gap: 12px;\"><span class=\"ez-toc-section\" id=\"5_Cau_Hoi_Thuong_Gap_FAQ_Cho_Lap_Trinh_Vien_Tech_Leads\"><\/span>5. C\u00e2u H\u1ecfi Th\u01b0\u1eddng G\u1eb7p (FAQ Cho L\u1eadp Tr\u00ecnh Vi\u00ean &amp; Tech Leads)<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p style=\"text-align: justify; margin-bottom: 20px; font-size: 18pt;\">D\u01b0\u1edbi \u0111\u00e2y l\u00e0 ph\u1ea7n t\u1ed5ng h\u1ee3p gi\u1ea3i \u0111\u00e1p chuy\u00ean s\u00e2u c\u00e1c th\u1eafc m\u1eafc v\u1eadn h\u00e0nh k\u1ef9 thu\u1eadt:<\/p>\n<div class=\"xense-faq-wrapper\" style=\"margin: 40px 0; display: flex; flex-direction: column; gap: 20px;\">\n<div style=\"background-color: #ffffff; border: 1px solid #e2e8f0; border-radius: 12px; padding: 30px; box-shadow: 0 4px 15px rgba(0,0,0,0.01);\">\n<p><b style=\"color: #0d0c54; font-size: 19pt; display: block; margin-bottom: 12px; line-height: 1.4;\">\u2753 Thu\u1eadt to\u00e1n Spatial Image Retrieval c\u00f3 l\u00e0m t\u1ed1n dung l\u01b0\u1ee3ng b\u0103ng th\u00f4ng 4G\/5G c\u1ee7a ng\u01b0\u1eddi d\u00f9ng kh\u00f4ng?<\/b><\/p>\n<p style=\"color: #334155; font-size: 18pt; margin: 0; text-align: justify; font-weight: 400;\">Ho\u00e0n to\u00e0n kh\u00f4ng. Thi\u1ebft b\u1ecb \u0111\u1ea7u cu\u1ed1i kh\u00f4ng g\u1eedi to\u00e0n b\u1ed9 b\u1ee9c \u1ea3nh g\u1ed1c dung l\u01b0\u1ee3ng l\u1edbn v\u1ec1 m\u00e1y ch\u1ee7. B\u1ed9 SDK c\u1ee7a Xense t\u1ef1 \u0111\u1ed9ng n\u00e9n v\u00e0 chuy\u1ec3n \u0111\u1ed5i khung h\u00ecnh camera th\u00e0nh m\u00e3 m\u1ea3ng \u0111i\u1ec3m \u0111\u1eb7c tr\u01b0ng to\u00e1n h\u1ecdc (Descriptors) v\u1edbi dung l\u01b0\u1ee3ng c\u1ef1c nh\u1eb9 d\u01b0\u1edbi 15KB\/truy v\u1ea5n, gi\u00fap ti\u1ebft ki\u1ec7m t\u1ed1i \u0111a b\u0103ng th\u00f4ng v\u00e0 \u0111\u1ea3m b\u1ea3o \u0111\u1ed9 tr\u1ec5 ph\u1ea3n h\u1ed3i t\u00ednh b\u1eb1ng miligi\u00e2y.<\/p>\n<\/div>\n<div style=\"background-color: #ffffff; border: 1px solid #e2e8f0; border-radius: 12px; padding: 30px; box-shadow: 0 4px 15px rgba(0,0,0,0.01);\">\n<p><b style=\"color: #0d0c54; font-size: 19pt; display: block; margin-bottom: 12px; line-height: 1.4;\">\u2753 D\u1eef li\u1ec7u h\u00ecnh \u1ea3nh hi\u1ec7n tr\u01b0\u1eddng khi qu\u00e9t c\u00f3 vi ph\u1ea1m ch\u00ednh s\u00e1ch quy\u1ec1n ri\u00eang t\u01b0 (Privacy) kh\u00f4ng?<\/b><\/p>\n<p style=\"color: #334155; font-size: 18pt; margin: 0; text-align: justify; font-weight: 400;\">Kh\u00f4ng. H\u1ec7 th\u1ed1ng Xense AR \u00e1p d\u1ee5ng b\u1ed9 l\u1ecdc b\u1ea3o m\u1eadt t\u1ef1 \u0111\u1ed9ng x\u00f3a nh\u00f2a khu\u00f4n m\u1eb7t ng\u01b0\u1eddi v\u00e0 bi\u1ec3n s\u1ed1 xe ngay t\u1eeb lu\u1ed3ng tr\u00edch xu\u1ea5t camera t\u1ea1i thi\u1ebft b\u1ecb. B\u1ea3n \u0111\u1ed3 kh\u00f4ng gian l\u01b0u tr\u1eef tr\u00ean server l\u00e0 m\u1ed9t t\u1eadp h\u1ee3p \u0111\u00e1m m\u00e2y \u0111i\u1ec3m to\u00e1n h\u1ecdc m\u1edd \u0111\u1ee5c (Abstract Point Cloud), ho\u00e0n to\u00e0n kh\u00f4ng ch\u1ee9a b\u1ea5t k\u1ef3 h\u00ecnh \u1ea3nh nh\u1ea1y c\u1ea3m c\u00e1 nh\u00e2n n\u00e0o.<\/p>\n<\/div>\n<\/div>\n<div class=\"xense-author-bio\" style=\"font-family: Helvetica, Arial, sans-serif; background-color: #f8fafc; border: 1px solid #e2e8f0; border-radius: 12px; padding: 25px 30px; margin: 45px 0; display: flex; align-items: center; gap: 20px;\">\n<div style=\"width: 60px; height: 60px; background-color: #0d0c54; color: #fcb316; border-radius: 50%; display: flex; align-items: center; justify-content: center; font-size: 24pt; font-weight: bold; flex-shrink: 0;\">\ud83d\udee1\ufe0f<\/div>\n<div>\n<div style=\"font-size: 14pt; color: #64748b; text-transform: uppercase; letter-spacing: 0.5px; font-weight: bold;\">N\u1ed9i dung \u0111\u01b0\u1ee3c ki\u1ec3m duy\u1ec7t chuy\u00ean m\u00f4n b\u1edfi<\/div>\n<p><b style=\"color: #0d0c54; font-size: 18pt; display: block; margin: 2px 0;\">H\u1ed9i \u0111\u1ed3ng K\u1ef9 s\u01b0 R&amp;D Xense AR \u2014 Viettel High Tech<\/b><span style=\"color: #475569; font-size: 16pt; display: block;\">T\u00e1c gi\u1ea3 c\u00f4ng tr\u00ecnh nghi\u00ean c\u1ee9u v\u1ec1 Thu\u1eadt to\u00e1n Truy v\u1ea5n Kh\u00f4ng gian c\u00f4ng b\u1ed1 tr\u00ean T\u1ea1p ch\u00ed IJIRSS.<\/span><\/p>\n<\/div>\n<\/div>\n<h2 style=\"color: #0d0c54; font-size: 20pt; font-weight: bold; margin-top: 50px; margin-bottom: 25px; display: flex; align-items: center; gap: 12px;\"><span class=\"ez-toc-section\" id=\"6_Ket_Luan\"><\/span>6. K\u1ebft Lu\u1eadn<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p style=\"text-align: justify; margin-bottom: 40px; font-size: 18pt;\">C\u00f4ng ngh\u1ec7 <b>Spatial Image Retrieval<\/b> ch\u00ednh l\u00e0 m\u1ea3nh gh\u00e9p n\u1ec1n m\u00f3ng quan tr\u1ecdng nh\u1ea5t gi\u00fap c\u00e1c thi\u1ebft b\u1ecb AR &#8220;hi\u1ec3u&#8221; \u0111\u01b0\u1ee3c b\u1ed1i c\u1ea3nh kh\u00f4ng gian th\u1ef1c t\u1ebf xung quanh. Vi\u1ec7c l\u00e0m ch\u1ee7 ho\u00e0n to\u00e0n c\u00e1c thu\u1eadt to\u00e1n h\u1ee3p nh\u1ea5t \u0111a m\u00f4 h\u00ecnh v\u00e0 t\u00e1i x\u1ebfp h\u1ea1ng \u0111\u1ed9c quy\u1ec1n gi\u00fap Xense AR b\u1ea3o ch\u1ee9ng v\u1ecb th\u1ebf h\u1ea1 t\u1ea7ng \u0111\u1ecbnh v\u1ecb th\u1ecb gi\u00e1c VPS h\u00e0ng \u0111\u1ea7u, \u0111\u1ed3ng h\u00e0nh c\u00f9ng c\u00e1c doanh nghi\u1ec7p Vi\u1ec7t Nam ki\u1ebfn t\u1ea1o n\u00ean nh\u1eefng gi\u1ea3i ph\u00e1p \u0111i\u1ec7n to\u00e1n kh\u00f4ng gian an to\u00e0n, ch\u00ednh x\u00e1c v\u00e0 c\u00f3 gi\u00e1 tr\u1ecb th\u01b0\u01a1ng m\u1ea1i v\u01b0\u1ee3t tr\u1ed9i.<\/p>\n<div style=\"background-color: #0d0c54; padding: 50px 40px; border-radius: 16px; text-align: center; margin-top: 60px; box-shadow: 0 20px 40px rgba(13, 12, 84, 0.15); border-bottom: 6px solid #fcb316;\">\n<h3 style=\"color: #ffffff; margin-top: 0; margin-bottom: 12px; font-size: 22pt; font-weight: bold;\"><span class=\"ez-toc-section\" id=\"Tich_Hop_Ha_Tang_Dinh_Vi_Thi_Giac_VPS_Vao_San_Pham_Cua_Ban\"><\/span>T\u00edch H\u1ee3p H\u1ea1 T\u1ea7ng \u0110\u1ecbnh V\u1ecb Th\u1ecb Gi\u00e1c VPS V\u00e0o S\u1ea3n Ph\u1ea9m C\u1ee7a B\u1ea1n<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p style=\"color: #cbd5e1; font-size: 17pt; margin-bottom: 30px; max-width: 750px; margin-left: auto; margin-right: auto; line-height: 1.6;\">B\u1ea1n l\u00e0 CTO, Tech Lead ho\u1eb7c Gi\u00e1m \u0111\u1ed1c \u0110\u1ed5i m\u1edbi S\u00e1ng t\u1ea1o \u0111ang t\u00ecm ki\u1ebfm c\u00f4ng ngh\u1ec7 \u0111\u1ecbnh v\u1ecb kh\u00f4ng gian ch\u00ednh x\u00e1c cao cho d\u1ef1 \u00e1n? H\u00e3y li\u00ean h\u1ec7 ngay v\u1edbi \u0111\u1ed9i ng\u0169 k\u1ef9 s\u01b0 Xense AR.<\/p>\n<p><a style=\"background-color: #fcb316; color: #0d0c54; padding: 16px 40px; border-radius: 8px; text-decoration: none; font-weight: bold; font-size: 16pt; display: inline-block; box-shadow: 0 4px 15px rgba(252, 179, 22, 0.3);\" href=\"https:\/\/www.xensear.vn\/landing-page\/vi\/lien-he\" target=\"_blank\" rel=\"noopener\">\u0110\u0103ng k\u00fd nh\u1eadn t\u00e0i li\u1ec7u t\u01b0 v\u1ea5n ki\u1ebfn tr\u00fac \u0111\u1ecbnh v\u1ecb VPS<\/a><\/p>\n<\/div>\n<\/div>\n","protected":false},"excerpt":{"rendered":"<p>H\u1ea1 T\u1ea7ng \u0110\u1ecbnh V\u1ecb Th\u1ecb Gi\u00e1c (VPS) Spatial Image Retrieval: C\u00f4ng Ngh\u1ec7 L\u00f5i Gi\u00fap AR &#8220;Nh\u1eadn Di\u1ec7n&#8221; \u0110\u1ecba \u0110i\u1ec3m Trong Kh\u00f4ng Gian Khi ng\u01b0\u1eddi d\u00f9ng \u0111\u01b0a camera di \u0111\u1ed9ng ho\u1eb7c k\u00ednh th\u00f4ng minh l\u00ean kh\u00f4ng trung, l\u00e0m th\u1ebf n\u00e0o \u0111\u1ec3 \u1ee9ng d\u1ee5ng nh\u1eadn bi\u1ebft ch\u00ednh x\u00e1c thi\u1ebft b\u1ecb \u0111ang \u0111\u1ee9ng \u1edf g\u00f3c h\u00e0nh lang b\u1ec7nh&#8230;<\/p>\n","protected":false},"author":1,"featured_media":1529,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[88,1],"tags":[],"class_list":["post-1526","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-cong-nghe","category-sdk-tai-lieu"],"_links":{"self":[{"href":"https:\/\/xensear.vn\/blog\/wp-json\/wp\/v2\/posts\/1526","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/xensear.vn\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/xensear.vn\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/xensear.vn\/blog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/xensear.vn\/blog\/wp-json\/wp\/v2\/comments?post=1526"}],"version-history":[{"count":5,"href":"https:\/\/xensear.vn\/blog\/wp-json\/wp\/v2\/posts\/1526\/revisions"}],"predecessor-version":[{"id":1534,"href":"https:\/\/xensear.vn\/blog\/wp-json\/wp\/v2\/posts\/1526\/revisions\/1534"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/xensear.vn\/blog\/wp-json\/wp\/v2\/media\/1529"}],"wp:attachment":[{"href":"https:\/\/xensear.vn\/blog\/wp-json\/wp\/v2\/media?parent=1526"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/xensear.vn\/blog\/wp-json\/wp\/v2\/categories?post=1526"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/xensear.vn\/blog\/wp-json\/wp\/v2\/tags?post=1526"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}