{"id":579681,"date":"2023-12-28T03:10:44","date_gmt":"2023-12-28T03:10:44","guid":{"rendered":"https:\/\/proxyelite.info\/glossary\/neural-network\/"},"modified":"2023-12-28T03:10:44","modified_gmt":"2023-12-28T03:10:44","slug":"neural-network","status":"publish","type":"glossary","link":"https:\/\/proxyelite.info\/vi\/glossary\/neural-network\/","title":{"rendered":"M\u1ea1ng l\u01b0\u1edbi th\u1ea7n kinh"},"content":{"rendered":"<p>M\u1ea1ng l\u01b0\u1edbi th\u1ea7n kinh l\u00e0 m\u1ed9t th\u00e0nh ph\u1ea7n c\u01a1 b\u1ea3n c\u1ee7a h\u1ec7 th\u1ed1ng tr\u00ed tu\u1ec7 nh\u00e2n t\u1ea1o v\u00e0 h\u1ecdc m\u00e1y hi\u1ec7n \u0111\u1ea1i. Trong b\u00e0i vi\u1ebft n\u00e0y, ch\u00fang ta s\u1ebd \u0111i s\u00e2u v\u00e0o th\u1ebf gi\u1edbi m\u1ea1ng th\u1ea7n kinh, kh\u00e1m ph\u00e1 c\u1ea5u tr\u00fac, lo\u1ea1i, \u1ee9ng d\u1ee5ng, th\u00e1ch th\u1ee9c v\u00e0 k\u1ebft n\u1ed1i c\u1ee7a ch\u00fang v\u1edbi m\u00e1y ch\u1ee7 proxy. H\u00e3y b\u1eaft tay v\u00e0o cu\u1ed9c h\u00e0nh tr\u00ecnh t\u00ecm hi\u1ec3u s\u1ef1 ph\u1ee9c t\u1ea1p c\u1ee7a m\u1ea1ng l\u01b0\u1edbi th\u1ea7n kinh.<\/p>\n<h2>Th\u00f4ng tin t\u00f3m t\u1eaft v\u1ec1 m\u1ea1ng l\u01b0\u1edbi th\u1ea7n kinh<\/h2>\n<p>V\u1ec1 c\u1ed1t l\u00f5i, m\u1ea1ng l\u01b0\u1edbi th\u1ea7n kinh l\u00e0 m\u1ed9t m\u00f4 h\u00ecnh t\u00ednh to\u00e1n l\u1ea5y c\u1ea3m h\u1ee9ng t\u1eeb c\u1ea5u tr\u00fac th\u1ea7n kinh c\u1ee7a b\u1ed9 n\u00e3o con ng\u01b0\u1eddi. N\u00f3 bao g\u1ed3m c\u00e1c n\u00fat \u0111\u01b0\u1ee3c k\u1ebft n\u1ed1i v\u1edbi nhau, \u0111\u01b0\u1ee3c g\u1ecdi l\u00e0 t\u1ebf b\u00e0o th\u1ea7n kinh, x\u1eed l\u00fd v\u00e0 truy\u1ec1n th\u00f4ng tin. Nh\u1eefng m\u1ea1ng n\u00e0y \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf \u0111\u1ec3 b\u1eaft ch\u01b0\u1edbc c\u00e1ch con ng\u01b0\u1eddi h\u1ecdc h\u1ecfi v\u00e0 \u0111\u01b0a ra quy\u1ebft \u0111\u1ecbnh.<\/p>\n<h2>Th\u00f4ng tin chi ti\u1ebft v\u1ec1 m\u1ea1ng l\u01b0\u1edbi th\u1ea7n kinh<\/h2>\n<p>M\u1ea1ng l\u01b0\u1edbi th\u1ea7n kinh bao g\u1ed3m nhi\u1ec1u l\u1edbp, m\u1ed7i l\u1edbp c\u00f3 vai tr\u00f2 c\u1ee5 th\u1ec3:<\/p>\n<ul>\n<li>L\u1edbp \u0111\u1ea7u v\u00e0o: Nh\u1eadn d\u1eef li\u1ec7u v\u00e0 chuy\u1ec3n n\u00f3 \u0111\u1ebfn c\u00e1c l\u1edbp ti\u1ebfp theo.<\/li>\n<li>L\u1edbp \u1ea9n: Th\u1ef1c hi\u1ec7n c\u00e1c ph\u00e9p t\u00ednh ph\u1ee9c t\u1ea1p, m\u00f4 h\u00ecnh h\u1ecdc t\u1eadp v\u00e0 t\u00ednh n\u0103ng.<\/li>\n<li>L\u1edbp \u0111\u1ea7u ra: T\u1ea1o ra k\u1ebft qu\u1ea3 cu\u1ed1i c\u00f9ng, ch\u1eb3ng h\u1ea1n nh\u01b0 ph\u00e2n lo\u1ea1i ho\u1eb7c d\u1ef1 \u0111o\u00e1n.<\/li>\n<\/ul>\n<p>C\u00e1c n\u01a1-ron trong c\u00e1c l\u1edbp n\u00e0y \u0111\u01b0\u1ee3c k\u1ebft n\u1ed1i b\u1eb1ng c\u00e1c tr\u1ecdng s\u1ed1 v\u00e0 qu\u00e1 tr\u00ecnh h\u1ecdc t\u1eadp di\u1ec5n ra th\u00f4ng qua m\u1ed9t qu\u00e1 tr\u00ecnh g\u1ecdi l\u00e0 lan truy\u1ec1n ng\u01b0\u1ee3c, trong \u0111\u00f3 c\u00e1c l\u1ed7i \u0111\u01b0\u1ee3c gi\u1ea3m thi\u1ec3u trong qu\u00e1 tr\u00ecnh \u0111\u00e0o t\u1ea1o.<\/p>\n<h2>Ph\u00e2n t\u00edch c\u00e1c t\u00ednh n\u0103ng ch\u00ednh c\u1ee7a m\u1ea1ng l\u01b0\u1edbi th\u1ea7n kinh<\/h2>\n<p>C\u00e1c t\u00ednh n\u0103ng ch\u00ednh c\u1ee7a m\u1ea1ng l\u01b0\u1edbi th\u1ea7n kinh bao g\u1ed3m:<\/p>\n<ul>\n<li><strong>H\u1ecdc k\u0129 c\u00e0ng<\/strong>: M\u1ea1ng th\u1ea7n kinh c\u00f3 nhi\u1ec1u l\u1edbp \u1ea9n \u0111\u01b0\u1ee3c g\u1ecdi l\u00e0 m\u1ea1ng th\u1ea7n kinh s\u00e2u v\u00e0 \u0111\u01b0\u1ee3c bi\u1ebft \u0111\u1ebfn v\u1edbi kh\u1ea3 n\u0103ng x\u1eed l\u00fd c\u00e1c t\u00e1c v\u1ee5 ph\u1ee9c t\u1ea1p.<\/li>\n<li><strong>Nh\u1eadn d\u1ea1ng m\u1eabu<\/strong>: M\u1ea1ng n\u01a1-ron v\u01b0\u1ee3t tr\u1ed9i trong vi\u1ec7c nh\u1eadn d\u1ea1ng c\u00e1c m\u1eabu trong d\u1eef li\u1ec7u, khi\u1ebfn ch\u00fang c\u00f3 gi\u00e1 tr\u1ecb trong vi\u1ec7c nh\u1eadn d\u1ea1ng h\u00ecnh \u1ea3nh v\u00e0 gi\u1ecdng n\u00f3i.<\/li>\n<li><strong>Ti\u1ebfn tr\u00ecnh song song<\/strong>: Ch\u00fang c\u00f3 th\u1ec3 x\u1eed l\u00fd d\u1eef li\u1ec7u \u0111\u1ed3ng th\u1eddi, khi\u1ebfn ch\u00fang ph\u00f9 h\u1ee3p v\u1edbi c\u00e1c nhi\u1ec7m v\u1ee5 \u0111\u00f2i h\u1ecfi s\u1ee9c m\u1ea1nh t\u00ednh to\u00e1n cao.<\/li>\n<\/ul>\n<h2>C\u00e1c lo\u1ea1i m\u1ea1ng th\u1ea7n kinh<\/h2>\n<p>M\u1ea1ng l\u01b0\u1edbi th\u1ea7n kinh c\u00f3 nhi\u1ec1u ki\u1ebfn tr\u00fac kh\u00e1c nhau ph\u00f9 h\u1ee3p v\u1edbi c\u00e1c nhi\u1ec7m v\u1ee5 c\u1ee5 th\u1ec3. D\u01b0\u1edbi \u0111\u00e2y l\u00e0 m\u1ed9t s\u1ed1 lo\u1ea1i ph\u1ed5 bi\u1ebfn:<\/p>\n<ul>\n<li><strong>M\u1ea1ng th\u1ea7n kinh chuy\u1ec3n ti\u1ebfp (FNN)<\/strong>: D\u1ea1ng \u0111\u01a1n gi\u1ea3n nh\u1ea5t, d\u00f9ng cho c\u00e1c nhi\u1ec7m v\u1ee5 ph\u00e2n lo\u1ea1i c\u01a1 b\u1ea3n.<\/li>\n<li><strong>M\u1ea1ng th\u1ea7n kinh chuy\u1ec3n \u0111\u1ed5i (CNN)<\/strong>: L\u00fd t\u01b0\u1edfng cho vi\u1ec7c nh\u1eadn d\u1ea1ng h\u00ecnh \u1ea3nh do kh\u1ea3 n\u0103ng n\u1eafm b\u1eaft c\u00e1c \u0111\u1eb7c \u0111i\u1ec3m kh\u00f4ng gian.<\/li>\n<li><strong>M\u1ea1ng th\u1ea7n kinh t\u00e1i ph\u00e1t (RNN)<\/strong>: Th\u00edch h\u1ee3p cho d\u1eef li\u1ec7u tu\u1ea7n t\u1ef1 nh\u01b0 ph\u00e2n t\u00edch chu\u1ed7i th\u1eddi gian v\u00e0 x\u1eed l\u00fd ng\u00f4n ng\u1eef t\u1ef1 nhi\u00ean.<\/li>\n<li><strong>Tr\u00ed nh\u1edb ng\u1eafn h\u1ea1n d\u00e0i (LSTM)<\/strong>: M\u1ed9t lo\u1ea1i RNN c\u00f3 kh\u1ea3 n\u0103ng x\u1eed l\u00fd c\u00e1c chu\u1ed7i d\u00e0i v\u00e0 gi\u1ea3m thi\u1ec3u v\u1ea5n \u0111\u1ec1 bi\u1ebfn m\u1ea5t \u0111\u1ed9 d\u1ed1c.<\/li>\n<\/ul>\n<p>H\u00e3y t\u00f3m t\u1eaft c\u00e1c lo\u1ea1i m\u1ea1ng l\u01b0\u1edbi th\u1ea7n kinh trong m\u1ed9t b\u1ea3ng:<\/p>\n<table>\n<thead>\n<tr>\n<th>Ki\u1ec3u<\/th>\n<th>Tr\u01b0\u1eddng h\u1ee3p s\u1eed d\u1ee5ng<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>M\u1ea1ng th\u1ea7n kinh chuy\u1ec3n ti\u1ebfp (FNN)<\/td>\n<td>Nhi\u1ec7m v\u1ee5 ph\u00e2n lo\u1ea1i c\u01a1 b\u1ea3n<\/td>\n<\/tr>\n<tr>\n<td>M\u1ea1ng th\u1ea7n kinh chuy\u1ec3n \u0111\u1ed5i (CNN)<\/td>\n<td>Nh\u1eadn d\u1ea1ng h\u00ecnh \u1ea3nh<\/td>\n<\/tr>\n<tr>\n<td>M\u1ea1ng th\u1ea7n kinh t\u00e1i ph\u00e1t (RNN)<\/td>\n<td>Ph\u00e2n t\u00edch d\u1eef li\u1ec7u tu\u1ea7n t\u1ef1<\/td>\n<\/tr>\n<tr>\n<td>Tr\u00ed nh\u1edb ng\u1eafn h\u1ea1n d\u00e0i (LSTM)<\/td>\n<td>X\u1eed l\u00fd c\u00e1c chu\u1ed7i d\u00e0i v\u00e0 nhi\u1ec7m v\u1ee5 NLP<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h2>C\u00e1ch s\u1eed d\u1ee5ng m\u1ea1ng l\u01b0\u1edbi th\u1ea7n kinh v\u00e0 nh\u1eefng th\u00e1ch th\u1ee9c li\u00ean quan<\/h2>\n<p>M\u1ea1ng l\u01b0\u1edbi th\u1ea7n kinh t\u00ecm th\u1ea5y c\u00e1c \u1ee9ng d\u1ee5ng tr\u00ean nhi\u1ec1u l\u0129nh v\u1ef1c kh\u00e1c nhau:<\/p>\n<ul>\n<li><strong>Nh\u1eadn d\u1ea1ng h\u00ecnh \u1ea3nh<\/strong>: Nh\u1eadn d\u1ea1ng \u0111\u1ed3 v\u1eadt trong \u1ea3nh.<\/li>\n<li><strong>X\u1eed l\u00fd ng\u00f4n ng\u1eef t\u1ef1 nhi\u00ean (NLP)<\/strong>: Ph\u00e2n t\u00edch v\u0103n b\u1ea3n v\u00e0 t\u1ea1o ng\u00f4n ng\u1eef.<\/li>\n<li><strong>Xe t\u1ef1 l\u00e1i<\/strong>: Cho ph\u00e9p xe t\u1ef1 l\u00e1i \u0111\u01b0a ra quy\u1ebft \u0111\u1ecbnh theo th\u1eddi gian th\u1ef1c.<\/li>\n<\/ul>\n<p>Nh\u1eefng th\u00e1ch th\u1ee9c bao g\u1ed3m trang b\u1ecb qu\u00e1 m\u1ee9c, bi\u1ebfn m\u1ea5t \u0111\u1ed9 d\u1ed1c v\u00e0 nhu c\u1ea7u v\u1ec1 t\u00e0i nguy\u00ean t\u00ednh to\u00e1n \u0111\u00e1ng k\u1ec3.<\/p>\n<h2>\u0110\u1eb7c \u0111i\u1ec3m ch\u00ednh v\u00e0 so s\u00e1nh<\/h2>\n<p>H\u00e3y so s\u00e1nh m\u1ea1ng l\u01b0\u1edbi th\u1ea7n kinh v\u1edbi c\u00e1c thu\u1eadt ng\u1eef li\u00ean quan:<\/p>\n<table>\n<thead>\n<tr>\n<th>Thu\u1eadt ng\u1eef<\/th>\n<th>S\u1ef1 mi\u00eau t\u1ea3<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>M\u1ea1ng l\u01b0\u1edbi th\u1ea7n kinh<\/td>\n<td>M\u00f4 h\u00ecnh t\u00ednh to\u00e1n l\u1ea5y c\u1ea3m h\u1ee9ng t\u1eeb b\u1ed9 n\u00e3o.<\/td>\n<\/tr>\n<tr>\n<td>H\u1ecdc m\u00e1y<\/td>\n<td>T\u1eadp h\u1ee3p con c\u1ee7a AI, bao g\u1ed3m c\u00e1c m\u1ea1ng l\u01b0\u1edbi th\u1ea7n kinh.<\/td>\n<\/tr>\n<tr>\n<td>H\u1ecdc k\u0129 c\u00e0ng<\/td>\n<td>L\u0129nh v\u1ef1c con c\u1ee7a h\u1ecdc m\u00e1y s\u1eed d\u1ee5ng m\u1ea1ng l\u01b0\u1edbi th\u1ea7n kinh s\u00e2u.<\/td>\n<\/tr>\n<tr>\n<td>M\u1ea1ng th\u1ea7n kinh nh\u00e2n t\u1ea1o (ANN)<\/td>\n<td>M\u1ed9t lo\u1ea1i m\u1ea1ng l\u01b0\u1edbi th\u1ea7n kinh \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng trong h\u1ecdc m\u00e1y.<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h2>Quan \u0111i\u1ec3m v\u00e0 c\u00f4ng ngh\u1ec7 t\u01b0\u01a1ng lai<\/h2>\n<p>T\u01b0\u01a1ng lai c\u1ee7a m\u1ea1ng l\u01b0\u1edbi th\u1ea7n kinh c\u00f3 nhi\u1ec1u kh\u1ea3 n\u0103ng th\u00fa v\u1ecb, bao g\u1ed3m:<\/p>\n<ul>\n<li><strong>AI c\u00f3 th\u1ec3 gi\u1ea3i th\u00edch \u0111\u01b0\u1ee3c<\/strong>: L\u00e0m cho m\u1ea1ng l\u01b0\u1edbi th\u1ea7n kinh tr\u1edf n\u00ean d\u1ec5 hi\u1ec3u h\u01a1n.<\/li>\n<li><strong>M\u1ea1ng l\u01b0\u1edbi th\u1ea7n kinh l\u01b0\u1ee3ng t\u1eed<\/strong>: T\u1eadn d\u1ee5ng \u0111i\u1ec7n to\u00e1n l\u01b0\u1ee3ng t\u1eed \u0111\u1ec3 n\u00e2ng cao hi\u1ec7u su\u1ea5t.<\/li>\n<li><strong>\u0110i\u1ec7n to\u00e1n th\u1ea7n kinh<\/strong>: X\u00e2y d\u1ef1ng ph\u1ea7n c\u1ee9ng m\u00f4 ph\u1ecfng c\u1ea5u tr\u00fac c\u1ee7a n\u00e3o.<\/li>\n<\/ul>\n<h2>M\u00e1y ch\u1ee7 proxy v\u00e0 m\u1ea1ng th\u1ea7n kinh<\/h2>\n<p>M\u00e1y ch\u1ee7 proxy c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c k\u1ebft h\u1ee3p v\u1edbi m\u1ea1ng n\u01a1-ron theo nhi\u1ec1u c\u00e1ch:<\/p>\n<ul>\n<li><strong>Thu th\u1eadp d\u1eef li\u1ec7u<\/strong>: M\u00e1y ch\u1ee7 proxy c\u00f3 th\u1ec3 \u0111\u1ecbnh tuy\u1ebfn c\u00e1c y\u00eau c\u1ea7u qu\u00e9t web th\u00f4ng qua c\u00e1c \u0111\u1ecba ch\u1ec9 IP kh\u00e1c nhau, tr\u00e1nh b\u1ecb c\u1ea5m IP.<\/li>\n<li><strong>Quy\u1ec1n ri\u00eang t\u01b0 v\u00e0 b\u1ea3o m\u1eadt<\/strong>: H\u1ecd c\u00f3 th\u1ec3 n\u00e2ng cao quy\u1ec1n ri\u00eang t\u01b0 v\u00e0 b\u1ea3o m\u1eadt b\u1eb1ng c\u00e1ch \u1ea9n danh t\u00ednh v\u00e0 v\u1ecb tr\u00ed c\u1ee7a ng\u01b0\u1eddi d\u00f9ng trong qu\u00e1 tr\u00ecnh truy xu\u1ea5t ho\u1eb7c \u0111\u00e0o t\u1ea1o d\u1eef li\u1ec7u.<\/li>\n<\/ul>\n<p>\u0110\u1ec3 bi\u1ebft th\u00eam th\u00f4ng tin v\u1ec1 m\u1ea1ng l\u01b0\u1edbi th\u1ea7n kinh, b\u1ea1n c\u00f3 th\u1ec3 kh\u00e1m ph\u00e1 c\u00e1c t\u00e0i nguy\u00ean sau:<\/p>\n<ul>\n<li><a target=\"_new\" rel=\"noopener\">H\u1ecdc s\u00e2u \u2013 MIT Press<\/a><\/li>\n<li><a target=\"_new\" href=\"http:\/\/neuralnetworksanddeeplearning.com\/\" rel=\"noopener\">M\u1ea1ng l\u01b0\u1edbi th\u1ea7n kinh v\u00e0 h\u1ecdc t\u1eadp s\u00e2u - Michael Nielsen<\/a><\/li>\n<\/ul>\n<p>T\u00f3m l\u1ea1i, m\u1ea1ng l\u01b0\u1edbi th\u1ea7n kinh l\u00e0 x\u01b0\u01a1ng s\u1ed1ng c\u1ee7a AI hi\u1ec7n \u0111\u1ea1i, v\u1edbi c\u00e1c \u1ee9ng d\u1ee5ng \u0111a d\u1ea1ng v\u00e0 s\u1ef1 ph\u00e1t tri\u1ec3n \u0111\u1ea7y h\u1ee9a h\u1eb9n trong t\u01b0\u01a1ng lai. Hi\u1ec3u \u0111\u01b0\u1ee3c ti\u1ec1m n\u0103ng c\u1ee7a ch\u00fang c\u00f3 th\u1ec3 trao quy\u1ec1n cho c\u00e1c doanh nghi\u1ec7p v\u00e0 nh\u00e0 nghi\u00ean c\u1ee9u khai th\u00e1c kh\u1ea3 n\u0103ng c\u1ee7a h\u1ecd cho nhi\u1ec1u nhi\u1ec7m v\u1ee5 kh\u00e1c nhau, bao g\u1ed3m c\u1ea3 nh\u1eefng nhi\u1ec7m v\u1ee5 k\u1ebft h\u1ee3p v\u1edbi m\u00e1y ch\u1ee7 proxy.<\/p>","protected":false},"featured_media":579682,"menu_order":0,"template":"","meta":{"_acf_changed":false,"inline_featured_image":false,"footnotes":""},"class_list":["post-579681","glossary","type-glossary","status-publish","has-post-thumbnail","hentry"],"acf":[],"_links":{"self":[{"href":"https:\/\/proxyelite.info\/vi\/wp-json\/wp\/v2\/glossary\/579681","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/proxyelite.info\/vi\/wp-json\/wp\/v2\/glossary"}],"about":[{"href":"https:\/\/proxyelite.info\/vi\/wp-json\/wp\/v2\/types\/glossary"}],"version-history":[{"count":0,"href":"https:\/\/proxyelite.info\/vi\/wp-json\/wp\/v2\/glossary\/579681\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/proxyelite.info\/vi\/wp-json\/wp\/v2\/media\/579682"}],"wp:attachment":[{"href":"https:\/\/proxyelite.info\/vi\/wp-json\/wp\/v2\/media?parent=579681"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}