{"id":5674,"date":"2016-06-22T17:37:38","date_gmt":"2016-06-22T10:37:38","guid":{"rendered":"http:\/\/ttud.com.vn\/?p=5674"},"modified":"2017-10-03T09:20:23","modified_gmt":"2017-10-03T02:20:23","slug":"ai-da-co-the-tao-ra-am-thanh-du-thuc-de-danh-lua-con-nguoi","status":"publish","type":"post","link":"https:\/\/casta.ttud.com.vn\/index.php\/ai-da-co-the-tao-ra-am-thanh-du-thuc-de-danh-lua-con-nguoi\/","title":{"rendered":"AI \u0111\u00e3 c\u00f3 th\u1ec3 t\u1ea1o ra \u00e2m thanh \u0111\u1ee7 th\u1ef1c \u0111\u1ec3 \u0111\u00e1nh l\u1eeba con ng\u01b0\u1eddi"},"content":{"rendered":"

Trong qu\u00e1 tr\u00ecnh ho\u1ea1t \u0111\u1ed9ng, \u0111\u1ec3 c\u00f3 th\u1ec3 \u0111\u1ecbnh h\u00ecnh th\u1ebf gi\u1edbi, robot c\u1ea7n ph\u1ea3i \u0111\u01b0a ra c\u00e1c gi\u1ea3 \u0111\u1ecbnh h\u1ee3p l\u00fd v\u1ec1 m\u00f4i tr\u01b0\u1eddng xung quanh, v\u00e0 nh\u1eefng g\u00ec c\u00f3 th\u1ec3 x\u1ea3y ra trong m\u1ed9t chu\u1ed7i c\u00e1c s\u1ef1 ki\u1ec7n. M\u1ed9t trong nh\u1eefng c\u00e1ch m\u00e0 con ng\u01b0\u1eddi t\u00ecm hi\u1ec3u c\u00e1c y\u1ebfu t\u1ed1 n\u00e0y \u0111\u01b0\u1ee3c cho l\u00e0 th\u00f4ng qua \u00e2m thanh. Nh\u1eadn bi\u1ebft \u0111\u01b0\u1ee3c \u0111i\u1ec1u \u0111\u00f3, c\u00e1c nh\u00e0 nghi\u00ean c\u1ee9u t\u1ea1i Vi\u1ec7n C\u00f4ng ngh\u1ec7 Massachusetts ( MIT – M\u1ef9) \u0111\u00e3 c\u1ed1 g\u1eafng \u00e1p d\u1ee5ng c\u00e1ch th\u1ee9c nh\u1eadn bi\u1ebft th\u1ebf gi\u1edbi c\u1ee7a con ng\u01b0\u1eddi l\u00ean m\u00e1y m\u00f3c.<\/strong><\/p>\n

\"\"<\/p>\n

C\u1ee5 th\u1ec3, c\u00e1c nh\u00e0 khoa h\u1ecdc t\u1ea1i Ph\u00f2ng th\u00ed nghi\u1ec7m Khoa h\u1ecdc M\u00e1y t\u00ednh v\u00e0 Tr\u00ed tu\u1ec7 nh\u00e2n t\u1ea1o (CSAIL) thu\u1ed9c MIT \u0111\u00e3 t\u1ea1o ra m\u1ed9t thu\u1eadt to\u00e1n hi\u1ec7u qu\u1ea3 trong vi\u1ec7c d\u1ef1 \u0111o\u00e1n \u00e2m thanh: Khi chi\u1ebfu m\u1ed9t video kh\u00f4ng ti\u1ebfng m\u00f4 t\u1ea3 m\u1ed9t \u0111\u1ed1i t\u01b0\u1ee3ng b\u1ecb g\u00f5 v\u00e0o, thu\u1eadt to\u00e1n c\u00f3 th\u1ec3 s\u1ea3n xu\u1ea5t m\u1ed9t \u00e2m thanh ph\u00e1t ra t\u1eeb t\u00e1c \u0111\u1ed9ng \u0111\u00f3, \u0111\u1ee7 th\u1ef1c \u0111\u1ec3 \u0111\u00e1nh l\u1eeba ng\u01b0\u1eddi xem.<\/p>\n

Trong t\u01b0\u01a1ng lai, c\u00f4ng ngh\u1ec7 n\u00e0y c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c \u1ee9ng d\u1ee5ng \u0111\u1ec3 t\u1ea1o ra c\u00e1c hi\u1ec7u \u1ee9ng \u00e2m thanh cho phim \u1ea3nh v\u00e0 c\u00e1c ch\u01b0\u01a1ng tr\u00ecnh truy\u1ec1n h\u00ecnh, c\u0169ng nh\u01b0 gi\u00fap robot hi\u1ec3u r\u00f5 h\u01a1n v\u1ec1 \u0111\u1eb7c t\u00ednh c\u1ee7a \u0111\u1ed1i t\u01b0\u1ee3ng. “Khi b\u1ea1n ch\u1ea1m ng\u00f3n tay m\u00ecnh l\u00ean m\u1ed9t ly r\u01b0\u1ee3u vang, \u00e2m thanh n\u00f3 ph\u00e1t ra ph\u1ea3n \u00e1nh c\u00f3 bao nhi\u00eau ch\u1ea5t l\u1ecfng trong \u0111\u00f3”, Andrew Owens – nghi\u00ean c\u1ee9u sinh t\u1ea1i CSAIL, t\u00e1c gi\u1ea3 ch\u00ednh c\u1ee7a nghi\u00ean c\u1ee9u, cho bi\u1ebft.<\/p>\n

“M\u1ed9t thu\u1eadt to\u00e1n m\u00f4 ph\u1ecfng c\u00e1c \u00e2m thanh nh\u01b0 v\u1eady c\u00f3 th\u1ec3 ti\u1ebft l\u1ed9 th\u00f4ng tin quan tr\u1ecdng v\u1ec1 h\u00ecnh d\u1ea1ng \u0111\u1ed1i t\u01b0\u1ee3ng, lo\u1ea1i ch\u1ea5t li\u1ec7u, c\u0169ng nh\u01b0 c\u00e1c l\u1ef1c v\u00e0 chuy\u1ec3n \u0111\u1ed9ng t\u01b0\u01a1ng t\u00e1c c\u1ee7a ch\u00fang v\u1edbi th\u1ebf gi\u1edbi”. \u0110\u1ec3 c\u00f3 th\u1ec3 l\u00e0m \u0111\u01b0\u1ee3c \u0111i\u1ec1u n\u00e0y, nh\u00f3m nghi\u00ean c\u1ee9u \u0111\u00e3 \u1ee9ng d\u1ee5ng c\u00f4ng ngh\u1ec7 Deep learning, gi\u00fap m\u00e1y t\u00ednh s\u00e0ng l\u1ecdc l\u01b0\u1ee3ng l\u1edbn d\u1eef li\u1ec7u nh\u1eb1m t\u00ecm th\u1ea5y c\u00e1c m\u1eabu ph\u00f9 h\u1ee3p.<\/p>\n

C\u00e1ch th\u1ee9c ho\u1ea1t \u0111\u1ed9ng<\/strong><\/p>\n

B\u01b0\u1edbc \u0111\u1ea7u ti\u00ean \u0111\u1ec3 t\u1ea1o ra m\u1ed9t thu\u1eadt to\u00e1n c\u00f3 kh\u1ea3 n\u0103ng s\u1ea3n xu\u1ea5t \u00e2m thanh l\u00e0 cho n\u00f3 \u2018nghe\u2019 \u00e2m thanh \u0111\u1ec3 h\u1ecdc t\u1eadp. Trong h\u00e0ng th\u00e1ng tr\u1eddi, c\u00e1c nh\u00e0 nghi\u00ean c\u1ee9u ghi \u0111\u01b0\u1ee3c kho\u1ea3ng 1.000 video c\u1ee7a kho\u1ea3ng 46.000 \u00e2m thanh, \u0111\u1ea1i di\u1ec7n cho c\u00e1c \u0111\u1ed1i t\u01b0\u1ee3ng kh\u00e1c nhau b\u1ecb \u0111\u1eadp, c\u1ea1o v\u00e0 ch\u1ecdc v\u00e0o v\u1edbi m\u1ed9t c\u00e1i d\u00f9i tr\u1ed1ng. Ti\u1ebfp theo, nh\u00f3m nghi\u00ean c\u1ee9u \u0111\u01b0a nh\u1eefng video n\u00e0y v\u00e0o m\u1ed9t thu\u1eadt to\u00e1n Deep learning \u0111\u1ec3 t\u00e1ch \u00e2m thanh \u0111\u1ed3ng th\u1eddi ph\u00e2n t\u00edch \u0111\u1ed9 tr\u1ea7m\/b\u1ed5ng, \u0111\u1ed9 l\u1edbn v\u00e0 c\u00e1c \u0111\u1eb7c t\u00ednh kh\u00e1c c\u1ee7a ch\u00fang.<\/p>\n

“\u0110\u1ec3 \u0111\u01b0a ra d\u1ef1 \u0111o\u00e1n v\u1ec1 \u00e2m thanh c\u1ee7a m\u1ed9t video m\u1edbi, thu\u1eadt to\u00e1n c\u1ea7n xem x\u00e9t c\u00e1c \u0111\u1eb7c t\u00ednh \u00e2m thanh c\u1ee7a m\u1ed7i khung h\u00ecnh video, v\u00e0 so s\u00e1nh ch\u00fang v\u1edbi nh\u1eefng \u00e2m thanh t\u01b0\u01a1ng t\u1ef1 c\u00f3 trong c\u01a1 s\u1edf d\u1eef li\u1ec7u”, Owens n\u00f3i. “Khi h\u1ec7 th\u1ed1ng nh\u1eadn \u0111\u01b0\u1ee3c c\u00e1c m\u1ea9u nh\u1ecf \u00e2m thanh, n\u00f3 kh\u00e2u ch\u00fang l\u1ea1i v\u1edbi nhau \u0111\u1ec3 t\u1ea1o ra m\u1ed9t \u00e2m thanh ho\u00e0n ch\u1ec9nh\u201d. K\u1ebft qu\u1ea3 l\u00e0 thu\u1eadt to\u00e1n c\u00f3 th\u1ec3 m\u00f4 ph\u1ecfng ch\u00ednh x\u00e1c c\u00e1c \u00e2m thanh v\u1ec1 nh\u1eefng g\u00ec di\u1ec5n ra trong video.<\/p>\n

“C\u00e1c ph\u01b0\u01a1ng ph\u00e1p ti\u1ebfp c\u1eadn AI hi\u1ec7n t\u1ea1i ch\u1ec9 t\u1eadp trung v\u00e0o m\u1ed9t trong 5 gi\u00e1c quan, c\u00f3 nh\u00e0 nghi\u00ean c\u1ee9u s\u1eed d\u1ee5ng h\u00ecnh \u1ea3nh, c\u00f3 nh\u00e0 nghi\u00ean c\u1ee9u s\u1eed d\u1ee5ng \u00e2m thanh hay \u0111\u1ea1i lo\u1ea1i th\u1ebf”, Abhinav Gupta – tr\u1ee3 l\u00fd gi\u00e1o s\u01b0 robot t\u1ea1i \u0110\u1ea1i h\u1ecdc Carnegie Mellon (M\u1ef9), ng\u01b0\u1eddi \u0111\u00e3 kh\u00f4ng tham gia v\u00e0o nghi\u00ean c\u1ee9u, nh\u1eadn \u0111\u1ecbnh. “Nghi\u00ean c\u1ee9u n\u00e0y l\u00e0 m\u1ed9t b\u01b0\u1edbc \u0111i \u0111\u00fang trong vi\u1ec7c b\u1eaft ch\u01b0\u1edbc c\u00e1ch con ng\u01b0\u1eddi h\u1ecdc t\u1eadp, b\u1eb1ng c\u00e1ch t\u00edch h\u1ee3p c\u1ea3 \u00e2m thanh l\u1eabn h\u00ecnh \u1ea3nh”.<\/p>\n

Nh\u1eb1m th\u00fac \u0111\u1ea9y s\u1ef1 ra \u0111\u1eddi c\u1ee7a c\u00e1c thu\u1eadt to\u00e1n m\u1edbi ho\u00e0n thi\u1ec7n h\u01a1n, 46.000 \u00e2m thanh thu \u0111\u01b0\u1ee3c b\u1edfi c\u00e1c nh\u00e0 khoa h\u1ecdc MIT s\u1ebd \u0111\u01b0\u1ee3c cho ph\u00e9p s\u1eed d\u1ee5ng b\u1edfi c\u00e1c nh\u00f3m nghi\u00ean c\u1ee9u kh\u00e1c, v\u00e0 d\u0129 nhi\u00ean l\u00e0 ho\u00e0n to\u00e0n mi\u1ec5n ph\u00ed<\/p>\n

\u0110\u00e1nh l\u1eeba con ng\u01b0\u1eddi<\/strong><\/p>\n

\u0110\u1ec3 ki\u1ec3m tra \u00e2m thanh m\u00f4 ph\u1ecfng b\u1edfi AI th\u1ef1c \u0111\u1ebfn m\u1ee9c n\u00e0o, nh\u00f3m nghi\u00ean c\u1ee9u \u0111\u00e3 ti\u1ebfn h\u00e0nh m\u1ed9t b\u00e0i th\u1eed nghi\u1ec7m tr\u1ef1c tuy\u1ebfn, cho m\u1ecdi ng\u01b0\u1eddi xem 2 \u0111o\u1ea1n video, m\u1ed9t \u0111o\u1ea1n c\u00f3 \u00e2m thanh ghi l\u1ea1i t\u1eeb th\u1ef1c t\u1ebf, trong khi video c\u00f2n l\u1ea1i v\u1edbi \u00e2m thanh t\u1ea1o ra b\u1edfi thu\u1eadt to\u00e1n. Y\u00eau c\u1ea7u \u0111\u1ed1i v\u1edbi c\u00e1c t\u00ecnh nguy\u1ec7n vi\u00ean l\u00e0 h\u1ecfi h\u1ecd xem \u0111\u00e2u l\u00e0 video v\u1edbi \u00e2m thanh th\u1eadt. K\u1ebft qu\u1ea3: s\u1ed1 ng\u01b0\u1eddi ch\u1ecdn video c\u00f3 \u00e2m thanh gi\u1ea3 g\u1ea5p \u0111\u00f4i s\u1ed1 ng\u01b0\u1eddi ch\u1ecdn \u0111\u00fang.<\/p>\n

H\u1ecd \u0111\u1eb7c bi\u1ec7t \u0111\u00e1nh b\u1ecb \u0111\u00e1nh l\u1eeba b\u1edfi ti\u1ebfp x\u00fac c\u1ee7a d\u00f9i v\u1edbi l\u00e1 c\u00e2y ho\u1eb7c b\u00f9n \u0111\u1ea5t, nh\u1eefng \u00e2m thanh c\u00f3 ph\u1ea7n \u00edt r\u00f5 r\u00e0ng h\u01a1n. Qua \u0111\u00f3, nh\u00f3m nghi\u00ean c\u1ee9u ph\u00e1t hi\u1ec7n \u00e2m thanh c\u1ee7a v\u1eadt li\u1ec7u ti\u1ebft l\u1ed9 kh\u00f4ng \u00edt kh\u00eda c\u1ea1nh quan tr\u1ecdng v\u1ec1 t\u00ednh ch\u1ea5t v\u1eadt l\u00fd c\u1ee7a ch\u00fang.<\/p>\n

Ti\u1ebfn v\u1ec1 ph\u00eda tr\u01b0\u1edbc<\/strong><\/p>\n

M\u1eb7c d\u00f9 \u0111\u00e3 cho th\u1ea5y c\u00e1c k\u1ebft qu\u1ea3 kh\u1ea3 quan, c\u00e1c nh\u00e0 khoa h\u1ecdc cho bi\u1ebft h\u1ecd v\u1eabn c\u00f2n nhi\u1ec1u vi\u1ec7c \u0111\u1ec3 l\u00e0m nh\u1eb1m c\u1ea3i thi\u1ec7n h\u1ec7 th\u1ed1ng. Ch\u1eb3ng h\u1ea1n, n\u1ebfu d\u00f9i tr\u1ed1ng di chuy\u1ec3n th\u1ea5t th\u01b0\u1eddng, thu\u1eadt to\u00e1n nhi\u1ec1u kh\u1ea3 n\u0103ng c\u00f3 th\u1ec3 b\u1ecf l\u1ee1 ho\u1eb7c ghi nh\u1eadn sai c\u00e1c chuy\u1ec3n \u0111\u1ed9ng. Ngo\u00e0i ra, ph\u1ea1m vi ho\u1ea1t \u0111\u1ed9ng c\u1ee7a h\u1ec7 th\u1ed1ng hi\u1ec7n v\u1eabn kh\u00e1 h\u1ea1n ch\u1ebf, v\u00e0 ch\u1ec9 t\u1ecf ra h\u1eefu \u00edch \u0111\u1ed1i v\u1edbi nh\u1eefng \u00e2m thanh g\u00e2y ra b\u1edfi c\u00e1c t\u01b0\u01a1ng t\u00e1c v\u1eadt l\u00fd \u0111ang \u0111\u01b0\u1ee3c mi\u00eau t\u1ea3 trong \u0111o\u1ea1n video.<\/p>\n

“T\u1eeb ti\u1ebfng gi\u00f3 th\u1ed5i cho \u0111\u1ebfn ti\u1ebfng \u00f9 \u00f9 ph\u00e1t ra t\u1eeb m\u00e1y t\u00ednh x\u00e1ch tay, \u1edf b\u1ea5t k\u1ef3 th\u1eddi \u0111i\u1ec3m n\u00e0o c\u0169ng c\u00f3 r\u1ea5t nhi\u1ec1u \u00e2m thanh xung quanh, nh\u1eefng \u00e2m thanh kh\u00f4ng li\u00ean quan \u0111\u1ebfn nh\u1eefng g\u00ec ch\u00fang ta \u0111ang th\u1ef1c s\u1ef1 nh\u00ecn v\u00e0o”, Owens n\u00f3i. “Th\u1eadt th\u00fa v\u1ecb khi ch\u00fang ta c\u00f3 th\u1ec3 t\u1ea1o ra c\u00e1ch m\u00f4 ph\u1ecfng \u00e2m thanh c\u00f3 \u00edt m\u1ed1i li\u00ean k\u1ebft v\u1edbi h\u00ecnh \u1ea3nh\u201d.<\/p>\n

Nh\u00f3m nghi\u00ean c\u1ee9u tin r\u1eb1ng nh\u1eefng n\u00e2ng c\u1ea5p trong t\u01b0\u01a1ng lai \u0111\u1ed1i v\u1edbi c\u00f4ng ngh\u1ec7 n\u00e0y, c\u00f3 th\u1ec3 c\u1ea3i thi\u1ec7n kh\u1ea3 n\u0103ng c\u1ee7a robot trong vi\u1ec7c t\u01b0\u01a1ng t\u00e1c v\u1edbi m\u00f4i tr\u01b0\u1eddng xung quanh. “M\u1ed9t con robot c\u00f3 th\u1ec3 nh\u00ecn v\u00e0o v\u1ec9a h\u00e8 v\u00e0 nh\u1eadn bi\u1ebft \u0111\u01b0\u1ee3c xi m\u0103ng c\u1ee9ng v\u00e0 c\u1ecf th\u00ec m\u1ec1m m\u1ea1i, do \u0111\u00f3, n\u00f3 bi\u1ebft \u0111i\u1ec1u g\u00ec s\u1ebd x\u1ea3y ra n\u1ebfu b\u01b0\u1edbc l\u00ean ch\u00fang”, Owens n\u00f3i. “C\u00f3 th\u1ec3 d\u1ef1 \u0111o\u00e1n \u00e2m thanh l\u00e0 b\u01b0\u1edbc \u0111i quan tr\u1ecdng \u0111\u1ea7u ti\u00ean, h\u01b0\u1edbng t\u1edbi vi\u1ec7c c\u00f3 th\u1ec3 \u0111o\u00e1n nh\u1eefng k\u1ebft qu\u1ea3 c\u1ee7a s\u1ef1 t\u01b0\u01a1ng t\u00e1c v\u1eadt l\u00fd v\u1edbi th\u1ebf gi\u1edbi”.<\/p>\n

Tham kh\u1ea3o: MIT, \u1ea2nh minh h\u1ecda: Newsweek\u200b<\/em><\/strong><\/p>\n

Ngu\u1ed3n tinhte.vn<\/em><\/p>\n","protected":false},"excerpt":{"rendered":"

Trong qu\u00e1 tr\u00ecnh ho\u1ea1t \u0111\u1ed9ng, \u0111\u1ec3 c\u00f3 th\u1ec3 \u0111\u1ecbnh h\u00ecnh th\u1ebf gi\u1edbi, robot c\u1ea7n ph\u1ea3i \u0111\u01b0a ra c\u00e1c gi\u1ea3 \u0111\u1ecbnh h\u1ee3p l\u00fd v\u1ec1 m\u00f4i tr\u01b0\u1eddng xung quanh, v\u00e0 nh\u1eefng g\u00ec c\u00f3 th\u1ec3 x\u1ea3y ra trong m\u1ed9t chu\u1ed7i c\u00e1c s\u1ef1 ki\u1ec7n. M\u1ed9t trong nh\u1eefng c\u00e1ch m\u00e0 con ng\u01b0\u1eddi t\u00ecm hi\u1ec3u c\u00e1c y\u1ebfu t\u1ed1 n\u00e0y \u0111\u01b0\u1ee3c cho […]<\/p>\n","protected":false},"author":17,"featured_media":5332,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[47],"tags":[],"class_list":["post-5674","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-tin-tuc"],"_links":{"self":[{"href":"https:\/\/casta.ttud.com.vn\/index.php\/wp-json\/wp\/v2\/posts\/5674","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/casta.ttud.com.vn\/index.php\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/casta.ttud.com.vn\/index.php\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/casta.ttud.com.vn\/index.php\/wp-json\/wp\/v2\/users\/17"}],"replies":[{"embeddable":true,"href":"https:\/\/casta.ttud.com.vn\/index.php\/wp-json\/wp\/v2\/comments?post=5674"}],"version-history":[{"count":3,"href":"https:\/\/casta.ttud.com.vn\/index.php\/wp-json\/wp\/v2\/posts\/5674\/revisions"}],"predecessor-version":[{"id":6319,"href":"https:\/\/casta.ttud.com.vn\/index.php\/wp-json\/wp\/v2\/posts\/5674\/revisions\/6319"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/casta.ttud.com.vn\/index.php\/wp-json\/wp\/v2\/media\/5332"}],"wp:attachment":[{"href":"https:\/\/casta.ttud.com.vn\/index.php\/wp-json\/wp\/v2\/media?parent=5674"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/casta.ttud.com.vn\/index.php\/wp-json\/wp\/v2\/categories?post=5674"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/casta.ttud.com.vn\/index.php\/wp-json\/wp\/v2\/tags?post=5674"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}