{"id":10314,"date":"2021-09-14T02:05:46","date_gmt":"2021-09-14T02:05:46","guid":{"rendered":"https:\/\/www.thegioimaychu.vn\/blog\/?p=10314"},"modified":"2021-09-19T11:18:39","modified_gmt":"2021-09-19T11:18:39","slug":"cac-nha-nghien-cuu-ai-tu-amazon-nec-stanford-cong-bo-phuong-phap-thay-the-van-ban-trong-video-dau-tien-strive","status":"publish","type":"post","link":"https:\/\/thegioimaychu.vn\/blog\/ai-hpc\/cac-nha-nghien-cuu-ai-tu-amazon-nec-stanford-cong-bo-phuong-phap-thay-the-van-ban-trong-video-dau-tien-strive-p10314\/","title":{"rendered":"C\u00e1c nh\u00e0 nghi\u00ean c\u1ee9u AI t\u1eeb Amazon, NEC, Stanford c\u00f4ng b\u1ed1 ph\u01b0\u01a1ng ph\u00e1p Thay th\u1ebf v\u0103n b\u1ea3n trong video \u0111\u1ea7u ti\u00ean, &#8216;STRIVE&#8217;"},"content":{"rendered":"<style>.iblink{color:#975!important;}.iblink:hover{color:orange!important;}<\/style><p><img decoding=\"async\" src=\"https:\/\/thegioimaychu.vn\/blog\/wp-content\/uploads\/2021\/09\/tgmc-blog-614001ef6cfda.png\" alt=\"\" \/>Ngu\u1ed3n: https:\/\/striveiccv2021.github.io\/STRIVE-ICCV2021\/<\/p>\n<p>M\u1ed9t Nh\u00f3m c\u00e1c nh\u00e0 nghi\u00ean c\u1ee9u t\u1eeb Ph\u00f2ng th\u00ed nghi\u1ec7m NEC, Trung t\u00e2m Nghi\u00ean c\u1ee9u Palo Alto, Amazon, PARC v\u00e0 \u0110\u1ea1i h\u1ecdc Stanford \u0111ang l\u00e0m vi\u1ec7c c\u00f9ng nhau \u0111\u1ec3 gi\u1ea3i quy\u1ebft v\u1ea5n \u0111\u1ec1 thay th\u1ebf v\u0103n b\u1ea3n trong c\u1ea3nh hi\u1ec7n tr\u01b0\u1eddng th\u1ef1c t\u1ebf trong c\u00e1c video (Scene Deep Video Text Replacement).\u00a0\u1ee8ng d\u1ee5ng ch\u00ednh c\u1ee7a h\u1ecd \u0111\u1eb1ng sau nghi\u00ean c\u1ee9u n\u00e0y l\u00e0 nh\u1eb1m t\u1ea1o c\u00e1c n\u1ed9i dung \u0111\u01b0\u1ee3c c\u00e1 nh\u00e2n h\u00f3a cho c\u00e1c m\u1ee5c \u0111\u00edch ti\u1ebfp th\u1ecb v\u00e0 qu\u1ea3ng c\u00e1o.\u00a0V\u00ed d\u1ee5: thay th\u1ebf m\u1ed9t t\u1eeb tr\u00ean b\u1ea3ng hi\u1ec7u c\u1eeda h\u00e0ng b\u1eb1ng t\u00ean ho\u1eb7c th\u00f4ng \u0111i\u1ec7p \u0111\u01b0\u1ee3c c\u00e1 nh\u00e2n h\u00f3a, nh\u01b0 trong h\u00ecnh b\u00ean d\u01b0\u1edbi.<\/p>\n<p><img decoding=\"async\" src=\"https:\/\/thegioimaychu.vn\/blog\/wp-content\/uploads\/2021\/09\/tgmc-blog-614001f06b096.png\" alt=\"\" \/>https:\/\/arxiv.org\/pdf\/2109.02762.pdf<\/p>\n<p>V\u1ec1 m\u1eb7t k\u1ef9 thu\u1eadt, m\u1ed9t s\u1ed1 n\u1ed7 l\u1ef1c \u0111\u00e3 \u0111\u01b0\u1ee3c th\u1ef1c hi\u1ec7n \u0111\u1ec3 t\u1ef1 \u0111\u1ed9ng h\u00f3a vi\u1ec7c thay th\u1ebf v\u0103n b\u1ea3n trong \u1ea3nh t\u0129nh d\u1ef1a tr\u00ean c\u00e1c nguy\u00ean t\u1eafc chuy\u1ec3n ki\u1ec3u s\u00e2u (deep style transfer).\u00a0Nh\u00f3m nghi\u00ean c\u1ee9u \u0111ang \u0111\u01b0a ti\u1ebfn tr\u00ecnh n\u00e0y v\u00e0 nghi\u00ean c\u1ee9u c\u1ee7a h\u1ecd v\u00e0o vi\u1ec7c gi\u1ea3i quy\u1ebft v\u1ea5n \u0111\u1ec1 thay th\u1ebf v\u0103n b\u1ea3n trong video.\u00a0Thay th\u1ebf v\u0103n b\u1ea3n video kh\u00f4ng ph\u1ea3i l\u00e0 m\u1ed9t c\u00f4ng vi\u1ec7c d\u1ec5 d\u00e0ng.\u00a0N\u00f3 ph\u1ea3i \u0111\u00e1p \u1ee9ng nh\u1eefng th\u00e1ch th\u1ee9c ph\u1ea3i \u0111\u1ed1i m\u1eb7t \u0111\u1ed1i v\u1edbi \u1ea3nh t\u0129nh \u0111\u1ed3ng th\u1eddi t\u00ednh \u0111\u1ebfn th\u1eddi gian v\u00e0 c\u00e1c hi\u1ec7u \u1ee9ng nh\u01b0 thay \u0111\u1ed5i \u00e1nh s\u00e1ng, m\u1edd do chuy\u1ec3n \u0111\u1ed9ng c\u1ee7a m\u00e1y \u1ea3nh ho\u1eb7c chuy\u1ec3n \u0111\u1ed9ng c\u1ee7a \u0111\u1ed1i t\u01b0\u1ee3ng.<\/p>\n<p>M\u1ed9t c\u00e1ch ti\u1ebfp c\u1eadn \u0111\u1ec3 gi\u1ea3i quy\u1ebft vi\u1ec7c thay th\u1ebf video-test c\u00f3 th\u1ec3 l\u00e0 \u0111\u00e0o t\u1ea1o module\u00a0chuy\u1ec3n ki\u1ec3u v\u0103n b\u1ea3n (text style transfer) d\u1ef1a tr\u00ean h\u00ecnh \u1ea3nh tr\u00ean c\u00e1c frame ri\u00eang l\u1ebb \u0111\u1ed3ng th\u1eddi k\u1ebft h\u1ee3p c\u00e1c r\u00e0ng bu\u1ed9c nh\u1ea5t qu\u00e1n t\u1ea1m th\u1eddi trong vi\u1ec7c m\u1ea5t li\u00ean k\u1ebft v\u1edbi network.\u00a0Nh\u01b0ng v\u1edbi c\u00e1ch ti\u1ebfp c\u1eadn n\u00e0y, network th\u1ef1c hi\u1ec7n chuy\u1ec3n ki\u1ec3u v\u0103n b\u1ea3n s\u1ebd th\u00eam g\u00e1nh n\u1eb7ng v\u1edbi vi\u1ec7c x\u1eed l\u00fd c\u00e1c hi\u1ec7u \u1ee9ng h\u00ecnh h\u1ecdc v\u00e0 chuy\u1ec3n \u0111\u1ed9ng t\u1ea1o ra trong video.<\/p>\r\n\t\t\t\t<div class=\"tgmcad hor\" style=\"text-align:center;margin:30px 0; padding: 10px 0; border-radius:5px; border-top:solid 1px #ccc; border-bottom:solid 1px #ccc; \">\r\n\t\t\t\t<a href=\"https:\/\/thegioimaychu.vn\/giai-phap\/deep-learning\/\"><img decoding=\"async\" alt=\"Gi\u1ea3i ph\u00e1p h\u1ea1 t\u1ea7ng Deep Learning, Tr\u00ed tu\u1ec7 Nh\u00e2n t\u1ea1o - AI\" src=\"https:\/\/thegioimaychu.vn\/blog\/wp-content\/uploads\/2019\/11\/tgmc-deep-learning.jpg\" \/><\/a>\r\n\t\t\t\t<\/div>\n<p>Do \u0111\u00f3, nh\u00f3m nghi\u00ean c\u1ee9u \u0111\u00e3 c\u00f3\u00a0m\u1ed9t c\u00e1ch ti\u1ebfp c\u1eadn r\u1ea5t kh\u00e1c\u00a0.\u00a0\u0110\u1ea7u ti\u00ean, h\u1ecd tr\u00edch xu\u1ea5t c\u00e1c v\u00f9ng v\u0103n b\u1ea3n c\u1ea7n quan t\u00e2m &#8211; Regions Of Interest (ROI) v\u00e0 \u0111\u00e0o t\u1ea1o m\u1ea1ng g\u1ecdi l\u00e0\u00a0Spatio-temporal transformer network (STTN) \u0111\u1ec3 Chu\u1ea9n h\u00f3a ROI sao cho ch\u00fang nh\u1ea5t qu\u00e1n theo th\u1eddi gian.\u00a0Ti\u1ebfp theo, h\u1ecd qu\u00e9t video v\u00e0 ch\u1ecdn frame tham chi\u1ebfu c\u00f3 ch\u1ea5t l\u01b0\u1ee3ng v\u0103n b\u1ea3n cao \u0111\u01b0\u1ee3c \u0111o v\u1ec1 \u0111\u1ed9 s\u1eafc n\u00e9t, k\u00edch th\u01b0\u1edbc v\u00e0 h\u00ecnh h\u1ecdc c\u1ee7a v\u0103n b\u1ea3n.<\/p>\n<p>Nh\u00f3m nghi\u00ean c\u1ee9u \u0111\u00e3 th\u1ef1c hi\u1ec7n thay th\u1ebf v\u0103n b\u1ea3n b\u1eb1ng h\u00ecnh \u1ea3nh t\u0129nh tr\u00ean khung h\u00ecnh nh\u1ea5t \u0111\u1ecbnh b\u1eb1ng SRNet, m\u1ed9t ph\u01b0\u01a1ng ph\u00e1p hi\u1ec7n \u0111\u1ea1i \u0111\u01b0\u1ee3c \u0111\u00e0o t\u1ea1o v\u1ec1 khung h\u00ecnh video.\u00a0Ti\u1ebfp theo, v\u0103n b\u1ea3n m\u1edbi \u0111\u01b0\u1ee3c chuy\u1ec3n sang c\u00e1c frame kh\u00e1c b\u1eb1ng m\u1ed9t module m\u1edbi \u0111\u01b0\u1ee3c g\u1ecdi l\u00e0 TPM (text propagation module) \u0111\u1ec3 xem x\u00e9t c\u00e1c thay \u0111\u1ed5i v\u1ec1 hi\u1ec7u \u1ee9ng \u00e1nh s\u00e1ng v\u00e0 hi\u1ec7u \u1ee9ng m\u1edd.\u00a0Nh\u01b0 \u0111\u1ea7u v\u00e0o, TPM l\u1ea5y tham chi\u1ebfu v\u00e0 khung hi\u1ec7n t\u1ea1i t\u1eeb video g\u1ed1c.\u00a0N\u00f3 k\u1ebft th\u00fac v\u1edbi m\u1ed9t s\u1ef1 chuy\u1ec3n \u0111\u1ed5i h\u00ecnh \u1ea3nh gi\u1eefa c\u1eb7p v\u1edbi \u1ee9ng d\u1ee5ng h\u01b0\u1edbng t\u1edbi h\u1ec7 quy chi\u1ebfu \u0111\u00e3 thay \u0111\u1ed5i do SRNet t\u1ea1o ra.\u00a0Ph\u1ea7n quan tr\u1ecdng l\u00e0 TPM t\u00ednh \u0111\u1ebfn t\u00ednh nh\u1ea5t qu\u00e1n theo th\u1eddi gian c\u1ee7a m\u1ed9t h\u00ecnh \u1ea3nh khi h\u1ecdc c\u00e1c ph\u00e9p bi\u1ebfn \u0111\u1ed5i theo c\u1eb7p.<\/p>\n<p>C\u00e1c nh\u00e0 nghi\u00ean c\u1ee9u \u0111\u00e3 \u0111\u1eb7t t\u00ean cho khung c\u1ee7a h\u1ecd li\u00ean quan \u0111\u1ebfn c\u00e1ch ti\u1ebfp c\u1eadn nghi\u00ean c\u1ee9u tr\u00ean l\u00e0 STRIVE (Scene Text Replacement In VidEos), v\u00e0 n\u00f3 \u0111\u01b0\u1ee3c hi\u1ec3n th\u1ecb trong h\u00ecnh b\u00ean d\u01b0\u1edbi.<\/p>\n<p><img decoding=\"async\" src=\"https:\/\/thegioimaychu.vn\/blog\/wp-content\/uploads\/2021\/09\/tgmc-blog-614001f114aa4.png\" alt=\"\" \/>Ngu\u1ed3n: https:\/\/arxiv.org\/pdf\/2109.02762.pdf<\/p>\n<p>S\u1eed d\u1ee5ng c\u00e1ch ti\u1ebfp c\u1eadn \u0111\u01b0\u1ee3c \u0111\u1ec1 xu\u1ea5t, c\u00e1c nh\u00e0 nghi\u00ean c\u1ee9u c\u00f3 th\u1ec3 hi\u1ec3n th\u1ecb k\u1ebft qu\u1ea3 tr\u00ean c\u00e1c video th\u1ef1c \u0111a d\u1ea1ng v\u00e0 \u0111\u1ea7y th\u1eed th\u00e1ch v\u1edbi kh\u1ea3 n\u0103ng chuy\u1ec3n t\u1ea3i v\u0103n b\u1ea3n th\u1ef1c t\u1ebf, hi\u1ec7u su\u1ea5t t\u1ed1t, ch\u1ea5t l\u01b0\u1ee3ng cao v\u00e0 t\u1ed1c \u0111\u1ed9 suy lu\u1eadn v\u01b0\u1ee3t tr\u1ed9i so v\u1edbi c\u00e1c l\u1ef1a ch\u1ecdn thay th\u1ebf.\u00a0H\u1ecd c\u0169ng gi\u1edbi thi\u1ec7u dataset t\u1ed5ng h\u1ee3p v\u00e0 th\u1ebf gi\u1edbi th\u1ef1c m\u1edbi v\u1edbi c\u00e1c \u0111\u1ed1i t\u01b0\u1ee3ng v\u0103n b\u1ea3n \u0111\u01b0\u1ee3c gh\u00e9p n\u1ed1i.\u00a0Theo nh\u00f3m nghi\u00ean c\u1ee9u, \u0111\u00e2y c\u00f3 th\u1ec3 l\u00e0 n\u1ed7 l\u1ef1c \u0111\u1ea7u ti\u00ean trong vi\u1ec7c thay th\u1ebf v\u0103n b\u1ea3n b\u1eb1ng video s\u00e2u.<\/p>\n<p>T\u00e0i li\u1ec7u: https:\/\/arxiv.org\/pdf\/2109.02762.pdf<br \/>\nGithub: https:\/\/striveiccv2021.github.io\/STRIVE-ICCV2021\/<br \/>\nDataset: https:\/\/github.com\/striveiccv2021\/STRIVE-ICCV2021\/<\/p>\n<p>Video minh h\u1ecda Scene Text Replacement:<\/p>\n<p><iframe loading=\"lazy\" src=\"https:\/\/www.youtube.com\/embed\/cJbESd1PVGc?version=3&amp;rel=1&amp;showsearch=0&amp;showinfo=1&amp;iv_load_policy=1&amp;fs=1&amp;hl=en-US&amp;autohide=2&amp;wmode=transparent\" width=\"560\" height=\"315\" frameborder=\"0\" data-mce-fragment=\"1\"><\/iframe><\/p>\n<p>https:\/\/youtu.be\/cJbESd1PVGc<\/p>\n<div>____<br \/><b>B\u00e0i 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c\u1ea7n bi\u1ebft v\u1ec1 NVIDIA DGX Spark &#8211; Chi\u1ebfc m\u00e1y t\u00ednh m\u01a1 \u01b0\u1edbc c\u1ee7a c\u00e1c nh\u00e0 ph\u00e1t tri\u1ec3n AI<\/a><\/li>\n<li><a href=\"https:\/\/thegioimaychu.vn\/blog\/?post_type=post&#038;p=21557\">SLM v\u00e0 AI t\u1ea1i bi\u00ean: B\u00ecnh minh c\u1ee7a m\u1ed9t k\u1ef7 nguy\u00ean m\u1edbi hay ch\u1ec9 l\u00e0 c\u01a1n s\u1ed1t nh\u1ea5t th\u1eddi?<\/a><\/li>\n<\/ul>\n<\/p>","protected":false},"excerpt":{"rendered":"<p>Ngu&#7891;n: https:\/\/striveiccv2021.github.io\/STRIVE-ICCV2021\/ M&#7897;t Nh&oacute;m c&aacute;c nh&agrave; nghi&ecirc;n c&#7913;u t&#7915; Ph&ograve;ng th&iacute; nghi&#7879;m NEC, Trung t&acirc;m Nghi&ecirc;n c&#7913;u Palo Alto, Amazon, PARC v&agrave; &#272;&#7841;i h&#7885;c Stanford &#273;ang l&agrave;m vi&#7879;c c&ugrave;ng nhau &#273;&#7875; gi&#7843;i quy&#7871;t v&#7845;n &#273;&#7873; thay th&#7871; v&#259;n b&#7843;n trong c&#7843;nh hi&#7879;n tr&#432;&#7901;ng th&#7921;c t&#7871; trong c&aacute;c video (Scene Deep Video Text Replacement).&nbsp;&#7912;ng d&#7909;ng ch&iacute;nh&#8230;<\/p>\n","protected":false},"author":2,"featured_media":10320,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"inline_featured_image":false,"footnotes":""},"categories":[3,1],"tags":[7,12,645],"class_list":["post-10314","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-ai-hpc","category-tong-hop","tag-ai","tag-deep-learning","tag-strive"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v28.3 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>C\u00e1c nh\u00e0 nghi\u00ean c\u1ee9u AI t\u1eeb Amazon, NEC, Stanford c\u00f4ng b\u1ed1 ph\u01b0\u01a1ng ph\u00e1p Thay th\u1ebf v\u0103n b\u1ea3n trong video \u0111\u1ea7u ti\u00ean, &#039;STRIVE&#039; - Blog | TheGioiMayChu<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/thegioimaychu.vn\/blog\/ai-hpc\/cac-nha-nghien-cuu-ai-tu-amazon-nec-stanford-cong-bo-phuong-phap-thay-the-van-ban-trong-video-dau-tien-strive-p10314\/\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:title\" content=\"C\u00e1c nh\u00e0 nghi\u00ean c\u1ee9u AI t\u1eeb Amazon, NEC, Stanford c\u00f4ng b\u1ed1 ph\u01b0\u01a1ng ph\u00e1p Thay th\u1ebf v\u0103n b\u1ea3n trong video \u0111\u1ea7u ti\u00ean, &#039;STRIVE&#039; - Blog | TheGioiMayChu\" \/>\n<meta name=\"twitter:description\" content=\"Ngu&#7891;n: https:\/\/striveiccv2021.github.io\/STRIVE-ICCV2021\/ M&#7897;t Nh&oacute;m c&aacute;c nh&agrave; nghi&ecirc;n c&#7913;u t&#7915; Ph&ograve;ng th&iacute; nghi&#7879;m NEC, Trung t&acirc;m Nghi&ecirc;n c&#7913;u Palo Alto, Amazon, PARC v&agrave; &#272;&#7841;i h&#7885;c Stanford &#273;ang l&agrave;m vi&#7879;c c&ugrave;ng nhau &#273;&#7875; gi&#7843;i quy&#7871;t v&#7845;n 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