{"id":101,"date":"2019-08-13T07:27:22","date_gmt":"2019-08-13T00:27:22","guid":{"rendered":"http:\/\/ainoodle.online\/?p=101"},"modified":"2019-08-13T07:27:22","modified_gmt":"2019-08-13T00:27:22","slug":"face-recognize-thu-lam-he-thong-cham-cong-bang-nhan-dang-khuon-mat","status":"publish","type":"post","link":"https:\/\/miai.vn\/?p=101","title":{"rendered":"[Face Recognize] Th\u1eed l\u00e0m h\u1ec7 th\u1ed1ng ch\u1ea5m c\u00f4ng b\u1eb1ng nh\u1eadn d\u1ea1ng khu\u00f4n m\u1eb7t"},"content":{"rendered":"\n<p>Hi xin ch\u00e0o c\u00e1c b\u1ea1n, r\u1ea5t vui l\u1ea1i \u0111\u01b0\u1ee3c g\u1eb7p l\u1ea1i c\u00e1c b\u1ea1n t\u1ea1i M\u00ec AI Blog. V\u1eady l\u00e0 sau 02 b\u00e0i \u0111\u1ea7u trong l\u0129nh v\u1ef1c Computer Vision, ch\u00fang ta \u0111\u00e3 c\u00f9ng nhau t\u00ecm hi\u1ec3u v\u1ec1 Yolo v\u1ec1 c\u00e1ch train Yolo \u0111\u1ec3 nh\u1eadn d\u1ea1ng c\u00e1c \u0111\u1ed1i t\u01b0\u1ee3ng \u0111\u1eb7c th\u00f9 theo nhu c\u1ea7u.H\u00f4m nay, \u0111\u1ec3 ti\u1ebfp n\u1ed1i ch\u1ee7 \u0111\u1ec1 v\u1ec1 Computer Vision  m\u00ecnh s\u1ebd c\u00f9ng c\u00e1c b\u1ea1n \u0103n b\u00e1t m\u00ec \u0103n li\u1ec1n v\u1ec1 nh\u1eadn d\u1ea1ng khu\u00f4n m\u1eb7t nh\u00e1. Ch\u00fang ta s\u1ebd l\u00e0m \u1edf m\u1ee9c \u0111\u01a1n gi\u1ea3n, m\u00ec \u0103n li\u1ec1n cho \u0111\u00fang v\u01a1i t\u00f4n ch\u1ec9 c\u1ee7a M\u00ec AI nh\u00e9.<\/p>\n\n\n\n<p>C\u00f4ng ngh\u1ec7 ch\u00fang ta s\u1ebd s\u1eed d\u1ee5ng g\u1ed3m c\u00f3:<\/p>\n\n\n\n<ul class=\"wp-block-list\"><li>Ph\u00e1t hi\u1ec7n khu\u00f4n m\u1eb7t &#8211; face detection b\u1eb1ng haarcascade detector.<\/li><li>Nh\u1eadn di\u1ec7n khu\u00f4n m\u1eb7t b\u1eb1ng LBPH Face Recognizer. Vi\u1ebft \u0111\u1ea7y \u0111\u1ee7 th\u00ec LBPH  l\u00e0 Local Binary Patterns Histogram.<\/li><\/ul>\n\n\n\n<p>\u1ede \u0111\u00e2y c\u00e1c b\u1ea1n c\u1ea7n l\u00e0m r\u00f5 2 vi\u1ec7c ri\u00eang bi\u1ec7t nh\u00e9:<\/p>\n\n\n\n<ul class=\"wp-block-list\"><li> Ph\u00e1t hi\u1ec7n khu\u00f4n m\u1eb7t l\u00e0 ch\u1ec9 \u0111\u01a1n thu\u1ea7n ph\u00e1t hi\u1ec7n xem trong \u1ea3nh c\u00f3 bao nhi\u00eau khu\u00f4n m\u1eb7t ho\u1eb7c kh\u00f4ng c\u00f3 khu\u00f4n m\u1eb7t n\u00e0o.<\/li><li>Nh\u1eadn di\u1ec7n khu\u00f4n m\u1eb7t l\u00e0 bi\u1ebft \u0111\u01b0\u1ee3c m\u1eb7t \u0111\u00f3 l\u00e0 c\u1ee7a ai, m\u00e3 nh\u00e2n vi\u00ean n\u00e0o.<\/li><\/ul>\n\n\n\n<p>\u0110\u1ec3 cho b\u00e0i to\u00e1n c\u00f3 t\u00ednh th\u1ef1c t\u1ebf, h\u1ea5p d\u1eabn, ch\u00fang ta s\u1ebd l\u00e0m h\u1ec7 th\u1ed1ng ch\u1ea5m c\u00f4ng b\u1eb1ng khu\u00f4n m\u1eb7t thay cho ch\u1ea5m c\u00f4ng b\u1eb1ng v\u00e2n tay nh\u01b0 truy\u1ec1n th\u00f4ng nh\u00e9. Th\u00f4i d\u00e0i d\u00f2ng \u0111\u1ee7 r\u1ed3i, c\u00f9ng b\u1eaft tay v\u00e0o l\u00e0m vi\u1ec7c nh\u00e9!<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">T\u1ed5ng quan c\u00e1c b\u01b0\u1edbc c\u1ea7n l\u00e0m<\/h2>\n\n\n\n<!-- InPost_Ad -->\n<ins class=\"adsbygoogle\" style=\"display:block\" data-ad-client=\"ca-pub-5095883280136027\" data-ad-slot=\"7735063137\" data-ad-format=\"auto\" data-full-width-responsive=\"true\"><\/ins>\n<script>\n     (adsbygoogle = window.adsbygoogle || []).push({});\n<\/script>\n\n\n\n<ul class=\"wp-block-list\"><li>B\u01b0\u1edbc 1.Chu\u1ea9n b\u1ecb m\u1ed9t c\u01a1 s\u1edf d\u1eef li\u1ec7u \u0111\u1ec3 l\u01b0u tr\u1eef th\u00f4ng tin ch\u1ea5m c\u00f4ng c\u1ee7a m\u1ed7i ng\u01b0\u1eddi nh\u01b0: t\u00ean, tu\u1ed5i, ch\u1ee9c danh&#8230; v\u00e0 c\u00e1c th\u00f4ng tin kh\u00e1c t\u00f9y c\u00e1c b\u1ea1n, m\u00ecnh v\u00ed d\u1ee5 n\u00ean ch\u1ec9 l\u00e0m \u0111\u01a1n gi\u1ea3n nh\u00e9.<\/li><li>B\u01b0\u1edbc 2. Th\u1ef1c hi\u1ec7n ch\u1ee5p \u1ea3nh cho c\u00e1n b\u1ed9 nh\u00e2n vi\u00ean m\u1edbi.<\/li><li>B\u01b0\u1edbc 3. Train model \u0111\u1ec3 nh\u1eadn di\u1ec7n \u0111\u01b0\u1ee3c c\u00e1n b\u1ed9 nh\u00e2n vi\u00ean m\u1edbi t\u1eeb \u1ea3nh v\u1eeba ch\u1ee5p<\/li><li>B\u01b0\u1edbc 4. Ti\u1ebfn h\u00e0nh nh\u1eadn d\u1ea1ng khu\u00f4n m\u1eb7t trong h\u00ecnh \u0111\u1ec3 ch\u1ea5m c\u00f4ng.<\/li><\/ul>\n\n\n\n<p>Ch\u00fang ta h\u00e3y c\u00f9ng b\u1eaft tay v\u00e0o l\u00e0m n\u00e0o!<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">B\u01b0\u1edbc 1. Chu\u1ea9n b\u1ecb c\u01a1 s\u1edf d\u1eef li\u1ec7u v\u00e0 m\u00e3 ngu\u1ed3n<\/h2>\n\n\n\n<p>V\u1ec1 v\u1ea5n \u0111\u1ec1 n\u00e0y c\u00e1c b\u1ea1n c\u00f3 th\u1ec3 d\u00f9ng b\u1ea5t c\u1ee9 CSDL n\u00e0o b\u1ea1n c\u00f3 nh\u01b0: mysql, MS SQL, Oracle,&#8230;. \u1ede \u0111\u00e2y \u0111\u1ec3 ti\u1ec7n tri\u1ec3n khai tr\u00ean c\u00e1c micro device n\u00ean m\u00ecnh d\u00f9ng sqllite cho ti\u1ec7n. Trong qu\u00e1 tr\u00ecnh ch\u1ea1y, c\u00e1c b\u1ea1n s\u1ebd th\u1ea5y trong folder xu\u1ea5t hi\u1ec7n 1 file FaceBaseNew.db l\u00e0 file sqllite nh\u00e9.<\/p>\n\n\n\n<p>C\u00e1c b\u1ea1n h\u00e3y t\u1ea1o th\u01b0 m\u1ee5c <strong>MiAI_Face_Recognize<\/strong>, sau \u0111\u00f3 chuy\u1ec3n v\u00e0o th\u01b0 m\u1ee5c \u0111\u00f3 b\u1eb1ng l\u1ec7nh cd nh\u00e9. B\u00e2y gi\u1edd c\u00e1c b\u1ea1n c\u00f3 th\u1ec3 v\u00e0o github c\u1ee7a m\u00ecnh t\u1ea1i <a href=\"https:\/\/github.com\/thangnch\/face_recognizer\">https:\/\/github.com\/thangnch\/face_recognizer<\/a> \u0111\u1ec3 l\u1ea5y source v\u1ec1 th\u1ee7 c\u00f4ng ho\u1eb7c g\u00f5 l\u1ec7nh sau:<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>git clone https:\/\/github.com\/thangnch\/face_recognizer<\/code><\/pre>\n\n\n\n<p>Sau \u0111\u00f3 ch\u1edd 1 l\u00fac v\u00e0 n\u1ebfu th\u00e0nh c\u00f4ng th\u00ec c\u00e1c b\u1ea1n s\u1ebd c\u00f3 1 folder <strong>face_recognizer<\/strong> trong th\u01b0 m\u1ee5c hi\u1ec7n t\u1ea1i. Ti\u1ebfp t\u1ee5c chuy\u1ec3n v\u00e0o th\u01b0 m\u1ee5c \u0111\u00f3 b\u1eb1ng l\u1ec7nh <strong>cd<\/strong> <strong>face_recognizer<\/strong> nhe.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">B\u01b0\u1edbc 2. Th\u1ef1c hi\u1ec7n ch\u1ee5p \u1ea3nh cho ng\u01b0\u1eddi m\u1edbi<\/h2>\n\n\n\n<p>B\u00e2y gi\u1edd c\u00e1c b\u1ea1n m\u1edf file NewUser.py \u0111\u1ecdc qua s\u1ebd th\u1ea5y trong file n\u00e0y m\u00ecnh s\u1ebd l\u00e0m c\u00e1c vi\u1ec7c:<\/p>\n\n\n\n<ul class=\"wp-block-list\"><li>T\u1ea1o CSDL sqllite t\u1ea1i th\u01b0 m\u1ee5c hi\u1ec7n t\u1ea1i<\/li><li>Y\u00eau c\u1ea7u ng\u01b0\u1eddi d\u00f9ng nh\u1eadp v\u00e0 ID v\u00e0 Name, sau \u0111\u00f3 l\u01b0u v\u00e0o DB<\/li><li>Y\u00eau c\u1ea7u ng d\u00f9ng \u0111\u01b0a m\u1eb7t v\u00e0o camera, ch\u1ee5p kho\u1ea3ng 100 \u1ea3nh c\u1ee7a ng\u01b0\u1eddi d\u00f9ng v\u00e0 ti\u1ebfn h\u00e0nh l\u01b0u tr\u1eef t\u1ea1i th\u01b0 m\u1ee5c dataSet v\u1edbi c\u1ea5u tr\u00fac <strong>User.&lt;m\u00e3 nh\u00e2n vi\u00ean&gt;.&lt;s\u1ed1 th\u1ee9 t\u1ef1&gt;.jpg<\/strong><\/li><\/ul>\n\n\n\n<p>\u0110\u1ec3 ch\u1ea1y file n\u00e0y c\u00e1c b\u1ea1n g\u00f5 l\u1ec7nh:<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>python NewUser.py<\/code><\/pre>\n\n\n\n<script async=\"\" src=\"https:\/\/pagead2.googlesyndication.com\/pagead\/js\/adsbygoogle.js\"><\/script>\n<!-- InPost_Ad -->\n<ins class=\"adsbygoogle\" style=\"display:block\" data-ad-client=\"ca-pub-5095883280136027\" data-ad-slot=\"7735063137\" data-ad-format=\"auto\" data-full-width-responsive=\"true\"><\/ins>\n<script>\n     (adsbygoogle = window.adsbygoogle || []).push({});\n<\/script>\n\n\n\n<p>Sau \u0111\u00f3 nh\u1eadp ID, Name v\u00e0 l\u1eafc l\u01b0 c\u00e1i \u0111\u1ea7u tr\u00ean camera cho m\u00e1y ch\u1ee5p \u1ea3nh nh\u00e9. Nh\u01b0 \u1edf c\u01a1 quan th\u00ec \u0111\u00e2y l\u00e0 \u0111\u0103ng k\u00fd khu\u00f4n m\u1eb7t \u0111\u1ec3 ch\u1ea5m c\u00f4ng \u0111\u00f3.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">B\u01b0\u1edbc 3. Th\u1ef1c hi\u1ec7n train model \u0111\u1ec3 h\u1ecdc \u0111\u01b0\u1ee3c c\u00e1c khu\u00f4n m\u1eb7t \u0111\u00e3 ch\u1ee5p <\/h2>\n\n\n\n<p>B\u00e2y gi\u1edd c\u00e1c b\u1ea1n h\u00e3y m\u1edf ti\u1ebfp file TrainModel.py. File n\u00e0y l\u00e0m c\u00e1c nhi\u1ec7m v\u1ee5:<\/p>\n\n\n\n<ul class=\"wp-block-list\"><li>\u0110\u1ecdc th\u00f4ng tin trong CSDL v\u1ec1 danh s\u00e1ch CBNV hi\u1ec7n t\u1ea1i<\/li><li>\u0110\u1ecdc d\u1eef li\u1ec7u \u1ea3nh t\u1eeb th\u01b0 m\u1ee5c dataset<\/li><li>Train model \u0111\u1ec3 nh\u1eadn d\u1ea1ng khu\u00f4n m\u1eb7t v\u00e0 g\u00e1n v\u00e0o c\u00e1c  nh\u00e2n vi\u00ean.<\/li><\/ul>\n\n\n\n<p>C\u00e1c b\u1ea1n \u0111\u1ecdc code chi ti\u1ebft trong file TrainModel.py nh\u00e9, c\u00f2n \u0111\u1ec3 ch\u1ea1y file n\u00e0y, c\u00e1c b\u1ea1n l\u1ea1i g\u00f5:<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>python TrainModel.py<\/code><\/pre>\n\n\n\n<p>V\u00e0 \u0111\u1ee3i cho \u0111\u1ebfn khi m\u00e0n h\u00ecnh xu\u1ea5t hi\u1ec7n ch\u1eef &#8220;<em>Trained<\/em>&#8221; l\u00e0 xong!<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">B\u01b0\u1edbc 4. Ki\u1ec3m th\u1eed h\u1ec7 th\u1ed1ng<\/h2>\n\n\n\n<p>Sau khi \u0111\u0103ng k\u00fd xong, train xong gi\u1edd l\u00e0 l\u00fac t\u1eadn h\u01b0\u1edfng th\u00e0nh qu\u1ea3 n\u00e0o. C\u00e1c b\u1ea1n m\u1edf ti\u1ebfp file FaceRecognizer.py. File n\u00e0y l\u00e0m c\u00e1c nhi\u1ec7m v\u1ee5 ch\u00ednh:<\/p>\n\n\n\n<ul class=\"wp-block-list\"><li>Load d\u1eef li\u1ec7u nh\u00e2n vi\u00ean t\u1eeb CSDL<\/li><li>Load model ph\u00e1t hi\u1ec7n khu\u00f4n m\u1eb7t v\u00e0 nh\u1eadn di\u1ec7n khu\u00f4n m\u1eb7t \u0111\u00e3 train \u1edf b\u01b0\u1edbc 3<\/li><li>\u0110\u1ecdc \u1ea3nh t\u1eeb camera v\u00e0 hi\u1ec3n th\u1ecb t\u00ean ng\u01b0\u1eddi c\u00f3 m\u1eb7t trong camera.<\/li><\/ul>\n\n\n\n<p>C\u00e1c b\u1ea1n ch\u1ea1y l\u1ec7nh:<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>python FaceRecognizer.py <\/code><\/pre>\n\n\n\n<p>N\u1ebfu th\u00e0nh c\u00f4ng, c\u00e1c b\u1ea1n s\u1ebd th\u1ea5y gi\u1ed1ng nh\u01b0 \u1ea3nh b\u00ean d\u01b0\u1edbi.<\/p>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/lh3.googleusercontent.com\/ICJHWP_w5WRlIBkLIkJjX-r58wzre-HzlCdxOEKtpRZO9I1mkCkNAgIsKBoHn4JKbksttozxgdoxQVBwYekZWpXxU0REVLunVhhlqmjIhz1qLzoMpGF4W8Cry29gIrPqtUqeYJr02WmSJWjcHhMn9kNZ2pbBlqtBPaGhMtWRbsxI4VZWArgDkhpKwPH5lM9pFq85-11gvbEIqro91Ss55FZyCmLB89zIZa9m-_mTPd-_hUglyrtjMq2CqqcCAAnitsMpGCGa3MRygG4nZ8omE1rNENYemmOqt3rTZNgJuNS8VCQtuxPagWJVn6rxslMzu4x6LmwonixOC0l0EJ_MZXAlvNXRNNhZsRaYY3e3385agLY9eEOEaQgTnmj-AKo3f66RDprc7l-G0WI_yfmHBDjB__114wnYZrXGJvLCyfsCr-hvG1LyqWb5efUL-ZPkNgSNL2E-Gonn2MuprzdeEgGAU7rAUkKKc-b4n7ouujCmIsirqLf0l_INr8VSRVbEW3w1ilK46f9Wk5x7lPqNJFXtJ65Hl9Vl4HmYU1Xzo-ZtBT8wjxCPEmSsCeKhMdQ15oeJz_NwwW1Tezn1tdXHqq1q-8eLFYxSUrmBIH5TVYc1bteUrV3SWny1burBG95D4Qh8n3QX-244cRRW0M5P-l1Js_6ux0Gc=w608-h815-no\" alt=\"nh\u1eadn d\u1ea1ng khu\u00f4n m\u1eb7t\"\/><\/figure>\n\n\n\n<!-- InPost_Ad -->\n<ins class=\"adsbygoogle\" style=\"display:block\" data-ad-client=\"ca-pub-5095883280136027\" data-ad-slot=\"7735063137\" data-ad-format=\"auto\" data-full-width-responsive=\"true\"><\/ins>\n<script>\n     (adsbygoogle = window.adsbygoogle || []).push({});\n<\/script>\n\n\n\n<p>Nh\u01b0 v\u1eady ch\u00fang ta \u0111\u00e3 l\u00e0m \u0111\u01b0\u1ee3c m\u1ed9t h\u1ec7 th\u1ed1ng ch\u1ea5m c\u00f4ng \u0111\u01a1n gi\u1ea3n b\u1eb1ng khu\u00f4n m\u1eb7t v\u00e0 c\u00f3 th\u1ec3 \u00e1p d\u1ee5ng th\u1eed nghi\u1ec7m \u1edf c\u01a1 quan, c\u00f4ng s\u1edf r\u1ed3i. <\/p>\n\n\n\n<p>Ch\u00fac c\u00e1c b\u1ea1n th\u00e0nh c\u00f4ng, n\u1ebfu v\u01b0\u1edbng g\u00ec th\u00ec c\u1ee9 comment ch\u00fang ta c\u00f9ng trao \u0111\u1ed5i nh\u00e9!<\/p>\n\n\n\n<p>Fanpage: <a rel=\"noreferrer noopener\" aria-label=\"http:\/\/facebook.com\/miaiblog (opens in a new tab)\" href=\"http:\/\/facebook.com\/miaiblog\" target=\"_blank\">http:\/\/facebook.com\/miaiblog<\/a><br> Group trao \u0111\u1ed5i, chia s\u1ebb: <a rel=\"noreferrer noopener\" aria-label=\"https:\/\/www.facebook.com\/groups\/miaigroup (opens in a new tab)\" href=\"https:\/\/www.facebook.com\/groups\/miaigroup\" target=\"_blank\">https:\/\/www.facebook.com\/groups\/miaigroup<\/a><br> Website: <a href=\"https:\/\/miai.vn\/\">https:\/\/miai.vn\/<\/a><br> Youtube: <a href=\"http:\/\/bit.ly\/miaiyoutube\" target=\"_blank\" rel=\"noreferrer noopener\" aria-label=\"http:\/\/bit.ly\/miaiyoutube (opens in a new tab)\">http:\/\/bit.ly\/miaiyoutube<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Hi xin ch\u00e0o c\u00e1c b\u1ea1n, r\u1ea5t vui l\u1ea1i \u0111\u01b0\u1ee3c g\u1eb7p l\u1ea1i c\u00e1c b\u1ea1n t\u1ea1i M\u00ec AI Blog. V\u1eady l\u00e0 sau 02 b\u00e0i \u0111\u1ea7u trong l\u0129nh v\u1ef1c Computer Vision, ch\u00fang ta \u0111\u00e3 c\u00f9ng nhau t\u00ecm hi\u1ec3u v\u1ec1 Yolo v\u1ec1 c\u00e1ch train Yolo \u0111\u1ec3 nh\u1eadn d\u1ea1ng c\u00e1c \u0111\u1ed1i t\u01b0\u1ee3ng \u0111\u1eb7c th\u00f9 theo nhu c\u1ea7u.H\u00f4m nay, \u0111\u1ec3 ti\u1ebfp [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[27],"tags":[19,26,21,35,36,37,23],"class_list":["post-101","post","type-post","status-publish","format-standard","hentry","category-computer-vision","tag-ai","tag-computer-vision","tag-deep-learning","tag-face-recognize","tag-haarcascade","tag-lbph-face","tag-machine-learning"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.6 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Nh\u1eadn d\u1ea1ng khu\u00f4n 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