{"id":27212,"date":"2023-12-07T03:43:26","date_gmt":"2023-12-07T03:43:26","guid":{"rendered":"https:\/\/masterskills.org\/blog\/mang-no-ron-nhan-tao-neural-network-la-gi-ung-dung-cua-mang-no-ron-nhan-tao.html"},"modified":"2023-12-22T14:42:54","modified_gmt":"2023-12-22T07:42:54","slug":"mang-no-ron-nhan-tao-neural-network-la-gi-ung-dung-cua-mang-no-ron-nhan-tao","status":"publish","type":"post","link":"https:\/\/masterskills.org\/blog\/mang-no-ron-nhan-tao-neural-network-la-gi-ung-dung-cua-mang-no-ron-nhan-tao.html","title":{"rendered":"M\u1ea1ng n\u01a1-ron nh\u00e2n t\u1ea1o (Neural Network) l\u00e0 g\u00ec? \u1ee8ng d\u1ee5ng c\u1ee7a M\u1ea1ng n\u01a1-ron nh\u00e2n t\u1ea1o"},"content":{"rendered":"
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Hi\u0300nh minh ho\u0323a. Ngu\u00f4\u0300n: Investopedia<\/p>\n<\/figcaption><\/figure>\n

M\u1ea1ng n\u01a1-ron nh\u00e2n t\u1ea1o<\/font><\/h2>\n

Kha\u0301i ni\u00ea\u0323m<\/b><\/p>\n

M\u1ea1ng n\u01a1-ron nh\u00e2n t\u1ea1o<\/b> trong ti\u00ea\u0301ng Anh la\u0300 Neural Network.<\/b><\/p>\n

M\u1ea1ng n\u01a1-ron nh\u00e2n t\u1ea1o<\/b> l\u00e0 m\u1ed9t chu\u1ed7i c\u00e1c\u00a0thu\u1eadt to\u00e1n\u00a0\u0111\u01b0\u1ee3c \u0111\u01b0a ra \u0111\u1ec3 n\u1ed7 l\u1ef1c t\u00ecm ki\u1ebfm c\u00e1c\u00a0m\u1ed1i quan h\u1ec7\u00a0c\u01a1 b\u1ea3n trong m\u1ed9t t\u1eadp h\u1ee3p d\u1eef li\u1ec7u, th\u00f4ng qua qu\u00e1 tr\u00ecnh b\u1eaft ch\u01b0\u1edbc c\u00e1ch th\u1ee9c ho\u1ea1t \u0111\u1ed9ng c\u1ee7a b\u1ed9 n\u00e3o con ng\u01b0\u1eddi.\u00a0<\/p>\n

Theo ngh\u0129a n\u00e0y, m\u1ea1ng n\u01a1-ron nh\u00e2n t\u1ea1o \u0111\u01b0\u1ee3c xem nh\u01b0 h\u1ec7 th\u1ed1ng c\u00e1c t\u1ebf b\u00e0o th\u1ea7n kinh nh\u00e2n t\u1ea1o, c\u00f3 th\u1ec3 l\u00e0 h\u1eefu c\u01a1 ho\u1eb7c nh\u00e2n t\u1ea1o v\u1ec1 b\u1ea3n ch\u1ea5t.\u00a0<\/i><\/p>\n

M\u1ea1ng n\u01a1-ron nh\u00e2n t\u1ea1o c\u00f3 th\u1ec3 th\u00edch \u1ee9ng v\u1edbi c\u00e1c thay \u0111\u1ed5i trong\u00a0\u0111\u1ea7u v\u00e0o, do \u0111\u00f3, n\u00f3 \u0111\u01b0a ra c\u00e1c k\u1ebft qu\u1ea3 t\u1ed1t nh\u1ea5t c\u00f3 th\u1ec3 m\u00e0 kh\u00f4ng c\u1ea7n ph\u1ea3i thi\u1ebft k\u1ebf l\u1ea1i c\u00e1c ti\u00eau ch\u00ed \u0111\u1ea7u ra.\u00a0<\/p>\n

Kh\u00e1i ni\u1ec7m m\u1ea1ng n\u01a1-ron nh\u00e2n t\u1ea1o c\u00f3 ngu\u1ed3n g\u1ed1c t\u1eeb\u00a0tr\u00ed tu\u1ec7 nh\u00e2n t\u1ea1o, \u0111ang nhanh ch\u00f3ng tr\u1edf n\u00ean ph\u1ed5 bi\u1ebfn trong s\u1ef1 ph\u00e1t tri\u1ec3n c\u1ee7a c\u00e1c\u00a0h\u1ec7 th\u1ed1ng giao d\u1ecbch \u0111i\u1ec7n t\u1eed. \u00a0 \u00a0<\/p>\n

\u0110\u1eb7c \u0111i\u1ec3m M\u1ea1ng n\u01a1-ron nh\u00e2n t\u1ea1o\u00a0<\/font><\/h3>\n

M\u1ea1ng n\u01a1-ron nh\u00e2n t\u1ea1o<\/b> trong t\u00e0i ch\u00ednh, h\u1ed7 tr\u1ee3 ph\u00e1t tri\u1ec3n c\u00e1c qui tr\u00ecnh nh\u01b0\u00a0d\u1ef1 b\u00e1o\u00a0chu\u1ed7i th\u1eddi gian, c\u00e1c giao d\u1ecbch thu\u1eadt to\u00e1n, ph\u00e2n lo\u1ea1i ch\u1ee9ng kho\u00e1n, c\u00e1c m\u00f4 h\u00ecnh r\u1ee7i ro t\u00edn d\u1ee5ng v\u00e0 x\u00e2y d\u1ef1ng c\u00e1c\u00a0ch\u1ec9 b\u00e1o\u00a0\u0111\u1ed9c quy\u1ec1n v\u00e0 c\u00e1c\u00a0c\u00f4ng c\u1ee5 ph\u00e1i sinh gi\u00e1 c\u1ea3.\u00a0\u00a0<\/p>\n

M\u1ea1ng n\u01a1-ron nh\u00e2n t\u1ea1o ho\u1ea1t \u0111\u1ed9ng t\u01b0\u01a1ng t\u1ef1 nh\u01b0 m\u1ea1ng n\u01a1-ron c\u1ee7a con ng\u01b0\u1eddi. M\u1ed9t “n\u01a1-ron th\u1ea7n kinh” trong m\u1ea1ng n\u01a1-ron nh\u00e2n t\u1ea1o l\u00e0 m\u1ed9t\u00a0h\u00e0m to\u00e1n h\u1ecdc\u00a0c\u00f3 ch\u1ee9c n\u0103ng thu th\u1eadp v\u00e0 ph\u00e2n lo\u1ea1i th\u00f4ng tin theo m\u1ed9t c\u1ea5u tr\u00fac c\u1ee5 th\u1ec3.\u00a0<\/p>\n

M\u1ea1ng n\u01a1-ron nh\u00e2n t\u1ea1o c\u00f3 s\u1ef1 t\u01b0\u01a1ng \u0111\u1ed3ng chu\u1ea9n m\u1ea1nh v\u1edbi c\u00e1c ph\u01b0\u01a1ng ph\u00e1p th\u1ed1ng k\u00ea nh\u01b0 c\u00e1c \u0111\u1ed3 th\u1ecb \u0111\u01b0\u1eddng cong v\u00e0 ph\u00e2n t\u00edch h\u1ed3i qui. \u00a0<\/i><\/p>\n

M\u1ea1ng n\u01a1-ron nh\u00e2n t\u1ea1o ch\u1ee9a c\u00e1c l\u1edbp bao h\u00e0m c\u00e1c n\u00fat (node) \u0111\u01b0\u1ee3c li\u00ean k\u1ebft v\u1edbi nhau. M\u1ed7i n\u00fat l\u00e0 m\u1ed9t tri gi\u00e1c (hay m\u1ed9t n\u01a1-ron nh\u00e2n t\u1ea1o), c\u1ea5u t\u1ea1o t\u01b0\u01a1ng t\u1ef1 nh\u01b0 m\u1ed9t h\u00e0m h\u1ed3i qui \u0111a tuy\u1ebfn t\u00ednh.\u00a0<\/p>\n

Tri gi\u00e1c s\u1ebd cung c\u1ea5p t\u00edn hi\u1ec7u \u0111\u01b0\u1ee3c t\u1ea1o b\u1edfi h\u00e0m h\u1ed3i qui \u0111a tuy\u1ebfn t\u00ednh, t\u1ea1o th\u00e0nh m\u1ed9t h\u00e0m k\u00edch ho\u1ea1t (c\u00f3 th\u1ec3 l\u00e0 phi tuy\u1ebfn). \u00a0\u00a0<\/p>\n

Trong m\u1ed9t tri gi\u00e1c \u0111a l\u1edbp (MLP), c\u00e1c tri gi\u00e1c s\u1ebd \u0111\u01b0\u1ee3c s\u1eafp x\u1ebfp theo c\u00e1c l\u1edbp li\u00ean k\u1ebft v\u1edbi nhau. L\u1edbp \u0111\u1ea7u v\u00e0o thu th\u1eadp c\u00e1c m\u1eabu \u0111\u1ea7u v\u00e0o, v\u00e0 l\u1edbp \u0111\u1ea7u ra nh\u1eadn c\u00e1c ph\u00e2n lo\u1ea1i ho\u1eb7c t\u00edn hi\u1ec7u \u0111\u1ea7u ra m\u00e0 c\u00e1c m\u1eabu \u0111\u1ea7u v\u00e0o c\u00f3 th\u1ec3 ph\u1ea3n \u00e1nh.\u00a0<\/p>\n

V\u00ed d\u1ee5, m\u00f4 h\u00ecnh c\u00f3 th\u1ec3 c\u00f3 \u0111\u1ea7u v\u00e0o l\u00e0 m\u1ed9t danh s\u00e1ch c\u00e1c \u0111\u1ea1i l\u01b0\u1ee3ng ch\u1ec9 b\u00e1o k\u0129 thu\u1eadt v\u1ec1 m\u1ed9t ch\u1ee9ng kho\u00e1n nh\u1ea5t \u0111\u1ecbnh, k\u1ebft qu\u1ea3 \u0111\u1ea7u ra ti\u1ec1m n\u0103ng c\u00f3 th\u1ec3 l\u00e0 c\u00e1c \u0111\u1ec1 xu\u1ea5t “Mua”, “Gi\u1eef” ho\u1eb7c “B\u00e1n”. \u00a0 \u00a0 \u00a0\u00a0<\/i><\/p>\n

\u1ee8ng d\u1ee5ng c\u1ee7a M\u1ea1ng n\u01a1-ron nh\u00e2n t\u1ea1o\u00a0<\/font><\/h3>\n

M\u1ea1ng n\u01a1-ron nh\u00e2n t\u1ea1o <\/b>\u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng r\u1ed9ng r\u00e3i \u1edf nhi\u1ec1u l\u0129nh v\u1ef1c, c\u00f3 th\u1ec3 \u1ee9ng d\u1ee5ng cho\u00a0t\u00e0i ch\u00ednh, l\u1eadp k\u1ebf ho\u1ea1ch doanh nghi\u1ec7p, giao d\u1ecbch,\u00a0ph\u00e2n t\u00edch kinh doanh\u00a0v\u00e0 b\u1ea3o tr\u00ec s\u1ea3n ph\u1ea9m.\u00a0 <\/p>\n

M\u1ea1ng n\u01a1-ron nh\u00e2n t\u1ea1o c\u0169ng \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng r\u1ed9ng r\u00e3i trong c\u00e1c ho\u1ea1t \u0111\u1ed9ng kinh doanh nh\u01b0 d\u1ef1 b\u00e1o v\u00e0 t\u00ecm ki\u1ebfm gi\u1ea3i ph\u00e1p nghi\u00ean c\u1ee9u ti\u1ebfp th\u1ecb, ph\u00e1t hi\u1ec7n gian l\u1eadn v\u00e0\u00a0\u0111\u00e1nh gi\u00e1 r\u1ee7i ro. \u00a0\u00a0<\/p>\n

M\u1ea1ng n\u01a1-ron nh\u00e2n t\u1ea1o c\u00f3 th\u1ec3 \u0111\u00e1nh gi\u00e1 d\u1eef li\u1ec7u gi\u00e1 v\u00e0 khai qu\u1eadt c\u00e1c c\u01a1 h\u1ed9i giao d\u1ecbch d\u1ef1a tr\u00ean ph\u00e2n t\u00edch d\u1eef li\u1ec7u l\u1ecbch s\u1eed.\u00a0<\/i><\/p>\n

M\u1ea1ng n\u01a1-ron nh\u00e2n t\u1ea1o c\u0169ng c\u00f3 th\u1ec3 ph\u00e2n bi\u1ec7t s\u1ef1 ph\u1ee5 thu\u1ed9c phi tuy\u1ebfn l\u1eabn nhau c\u1ee7a \u0111\u1ea7u v\u00e0o m\u00e0 c\u00e1c m\u00f4 h\u00ecnh\u00a0ph\u00e2n t\u00edch k\u0129 thu\u1eadt\u00a0kh\u00e1c kh\u00f4ng th\u1ec3 l\u00e0m \u0111\u01b0\u1ee3c.\u00a0<\/p>\n

Tuy nhi\u00ean, t\u00ednh ch\u00ednh x\u00e1c trong vi\u1ec7c s\u1eed d\u1ee5ng m\u1ea1ng n\u01a1-ron nh\u00e2n t\u1ea1o \u0111\u1ec3 \u0111\u01b0a ra d\u1ef1 \u0111o\u00e1n gi\u00e1 cho c\u1ed5 phi\u1ebfu l\u00e0 kh\u00e1c nhau.\u00a0<\/p>\n

M\u1ed9t s\u1ed1 m\u00f4 h\u00ecnh d\u1ef1 \u0111o\u00e1n gi\u00e1 c\u1ed5 phi\u1ebfu ch\u00ednh x\u00e1c 50 \u0111\u1ebfn 60% th\u1eddi gian, trong khi nh\u1eefng m\u00f4 h\u00ecnh kh\u00e1c c\u00f3 t\u00ednh ch\u00ednh x\u00e1c l\u00ean \u0111\u1ebfn 70% trong t\u1ea5t c\u1ea3 c\u00e1c tr\u01b0\u1eddng h\u1ee3p. <\/i><\/p>\n

(Theo Investopedia)<\/p>\n<\/p><\/div>\n","protected":false},"excerpt":{"rendered":"

\n M\u1ea1ng n\u01a1-ron nh\u00e2n t\u1ea1o (ti\u1ebfng Anh: Neural Network) l\u00e0 m\u1ed9t chu\u1ed7i c\u00e1c thu\u1eadt to\u00e1n \u0111\u01b0\u1ee3c \u0111\u01b0a ra \u0111\u1ec3 n\u1ed7 l\u1ef1c t\u00ecm ki\u1ebfm c\u00e1c m\u1ed1i quan h\u1ec7 c\u01a1 b\u1ea3n trong m\u1ed9t t\u1eadp h\u1ee3p d\u1eef li\u1ec7u, th\u00f4ng qua qu\u00e1 tr\u00ecnh b\u1eaft ch\u01b0\u1edbc c\u00e1ch th\u1ee9c ho\u1ea1t \u0111\u1ed9ng c\u1ee7a b\u1ed9 n\u00e3o con ng\u01b0\u1eddi.\n <\/div>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[415],"tags":[],"_links":{"self":[{"href":"https:\/\/masterskills.org\/blog\/wp-json\/wp\/v2\/posts\/27212"}],"collection":[{"href":"https:\/\/masterskills.org\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/masterskills.org\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/masterskills.org\/blog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/masterskills.org\/blog\/wp-json\/wp\/v2\/comments?post=27212"}],"version-history":[{"count":0,"href":"https:\/\/masterskills.org\/blog\/wp-json\/wp\/v2\/posts\/27212\/revisions"}],"wp:attachment":[{"href":"https:\/\/masterskills.org\/blog\/wp-json\/wp\/v2\/media?parent=27212"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/masterskills.org\/blog\/wp-json\/wp\/v2\/categories?post=27212"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/masterskills.org\/blog\/wp-json\/wp\/v2\/tags?post=27212"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}