{"id":1971,"date":"2022-11-13T06:38:59","date_gmt":"2022-11-13T06:38:59","guid":{"rendered":"https:\/\/cafe2sach.com\/?p=1971"},"modified":"2022-11-13T07:00:06","modified_gmt":"2022-11-13T07:00:06","slug":"may-hoc-nhu-the-nao","status":"publish","type":"post","link":"https:\/\/cafe2sach.com\/index.php\/2022\/11\/13\/may-hoc-nhu-the-nao\/","title":{"rendered":"M\u00e1y h\u1ecdc nh\u01b0 th\u1ebf n\u00e0o"},"content":{"rendered":"\n<p><em>B\u00e0i vi\u1ebft d\u1ef1a tr\u00ean Ch\u01b0\u01a1ng 2 cu\u1ed1n s\u00e1ch: Grrokking Deep learning<\/em><\/p>\n\n\n\n<p>&#8220;\u0110\u1eebng lo l\u1eafng v\u1ec1 vi\u1ec7c kh\u00f3 kh\u0103n c\u1ee7a b\u1ea1n trong h\u1ecdc to\u00e1n h\u1ecdc. T\u00f4i c\u00f3 th\u1ec3 \u0111\u1ea3m b\u1ea3o b\u1ea1n v\u1eabn t\u1ed1t h\u01a1n t\u00f4i &#8211; Albert Einstein&#8221;<\/p>\n\n\n\n<div id=\"toc_container\" class=\"no_bullets\"><p class=\"toc_title\">N\u1ed9i dung ch&iacute;nh<\/p><ul class=\"toc_list\"><li><a href=\"#1_Hoc_sau_hoc_may_va_tri_tue_nhan_tao_la_gi\"><span class=\"toc_number toc_depth_1\">1<\/span> 1. H\u1ecdc s\u00e2u, h\u1ecdc m\u00e1y v\u00e0 tr\u00ed tu\u1ec7 nh\u00e2n t\u1ea1o l\u00e0 g\u00ec<\/a><ul><li><a href=\"#Hoc_sau_la_gi\"><span class=\"toc_number toc_depth_2\">1.1<\/span>  H\u1ecdc s\u00e2u l\u00e0 g\u00ec? <\/a><\/li><li><a href=\"#Hoc_may_la_gi\"><span class=\"toc_number toc_depth_2\">1.2<\/span>  H\u1ecdc m\u00e1y l\u00e0 g\u00ec <\/a><\/li><\/ul><\/li><li><a href=\"#3_Hoc_giam_sat_va_hoc_khong_giam_sat_la_gi\"><span class=\"toc_number toc_depth_1\">2<\/span> 3. H\u1ecdc gi\u00e1m s\u00e1t v\u00e0 h\u1ecdc kh\u00f4ng gi\u00e1m s\u00e1t l\u00e0 g\u00ec?<\/a><ul><li><a href=\"#Hoc_may_giam_sat\"><span class=\"toc_number toc_depth_2\">2.1<\/span>  H\u1ecdc m\u00e1y gi\u00e1m s\u00e1t <\/a><\/li><li><a href=\"#Hoc_may_khong_giam_sat\"><span class=\"toc_number toc_depth_2\">2.2<\/span>  H\u1ecdc m\u00e1y kh\u00f4ng gi\u00e1m s\u00e1t <\/a><\/li><\/ul><\/li><li><a href=\"#Ket_luan\"><span class=\"toc_number toc_depth_1\">3<\/span>  K\u1ebft lu\u1eadn <\/a><\/li><\/ul><\/div>\n<h1><span id=\"1_Hoc_sau_hoc_may_va_tri_tue_nhan_tao_la_gi\">1. H\u1ecdc s\u00e2u, h\u1ecdc m\u00e1y v\u00e0 tr\u00ed tu\u1ec7 nh\u00e2n t\u1ea1o l\u00e0 g\u00ec<\/span><\/h1>\n<h2><span id=\"Hoc_sau_la_gi\"> H\u1ecdc s\u00e2u l\u00e0 g\u00ec? <\/span><\/h2>\nH\u1ecdc s\u00e2u l\u00e0 m\u1ed9t t\u1eadp con c\u1ee7a h\u1ecdc m\u00e1y, l\u00e0 m\u1ed9t l\u0129nh v\u1ef1c d\u00e0nh ri\u00eang cho vi\u1ec7c nghi\u00ean c\u1ee9u v\u00e0 ph\u00e1t tri\u1ec3n c\u00e1c m\u00e1y m\u00f3c c\u00f3 th\u1ec3 h\u1ecdc h\u1ecfi (\u0111\u00f4i khi v\u1edbi m\u1ee5c ti\u00eau cu\u1ed1i c\u00f9ng \u0111\u1ea1t \u0111\u01b0\u1ee3c tr\u00ed tu\u1ec7 nh\u00e2n t\u1ea1o n\u00f3i chung).\nTrong c\u00f4ng nghi\u1ec7p, h\u1ecdc s\u00e2u \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 gi\u1ea3i quy\u1ebft c\u00e1c nhi\u1ec7m v\u1ee5 th\u1ef1c t\u1ebf trong nhi\u1ec1u l\u0129nh v\u1ef1c kh\u00e1c nhau nh\u01b0 th\u1ecb gi\u00e1c m\u00e1y t\u00ednh (h\u00ecnh \u1ea3nh), x\u1eed l\u00fd ng\u00f4n ng\u1eef t\u1ef1 nhi\u00ean (v\u0103n b\u1ea3n) v\u00e0 nh\u1eadn d\u1ea1ng gi\u1ecdng n\u00f3i t\u1ef1 \u0111\u1ed9ng (\u00e2m thanh). T\u00f3m l\u1ea1i, h\u1ecdc s\u00e2u l\u00e0 m\u1ed9t t\u1eadp h\u1ee3p con c\u1ee7a c\u00e1c ph\u01b0\u01a1ng ph\u00e1p trong h\u1ed9p c\u00f4ng c\u1ee5 h\u1ecdc m\u00e1y, ch\u1ee7 y\u1ebfu s\u1eed d\u1ee5ng m\u1ea1ng th\u1ea7n kinh nh\u00e2n t\u1ea1o, l\u00e0 m\u1ed9t l\u1edbp thu\u1eadt to\u00e1n l\u1ea5y c\u1ea3m h\u1ee9ng t\u1eeb b\u1ed9 n\u00e3o ng\u01b0\u1eddi.\n<h2><span id=\"Hoc_may_la_gi\"> H\u1ecdc m\u00e1y l\u00e0 g\u00ec <\/span><\/h2>\nTh\u00f4ng th\u01b0\u1eddng khi b\u1ea1n l\u1eadp tr\u00ecnh b\u1ea1n s\u1ebd t\u1ea1o ra nh\u1eefng quy t\u1eafc nh\u01b0ng v\u1edbi h\u1ecdc m\u00e1y b\u1ea1n s\u1ebd h\u1ecdc \u0111\u01b0\u1ee3c t\u1eeb c\u00e1c d\u1ef1 li\u1ec7u, ngh\u0129a l\u00e0 t\u1eeb d\u1eef li\u1ec7u t\u1ea1o ra c\u00e1c quy lu\u1eadt v\u00e0 nh\u01b0 v\u1eady m\u00e1y c\u00f3 th\u1ec3 h\u1ecdc \u0111\u01b0\u1ee3c.\nTheo Arthur Samuel th\u00ec h\u1ecdc m\u1ed9t l\u0129nh v\u1ef1c nghi\u00ean c\u1ee9u cung c\u1ea5p cho m\u00e1y t\u00ednh kh\u1ea3 n\u0103ng h\u1ecdc h\u1ecfi m\u00e0 kh\u00f4ng c\u1ea7n \u0111\u01b0\u1ee3c l\u1eadp tr\u00ecnh r\u00f5 r\u00e0ng.\n<\/br>\nCho r\u1eb1ng h\u1ecdc s\u00e2u l\u00e0 m\u1ed9t t\u1eadp con c\u1ee7a h\u1ecdc m\u00e1y, h\u1ecdc m\u00e1y l\u00e0 g\u00ec? N\u00f3i chung, n\u00f3 l\u00e0 nh\u1eefng g\u00ec t\u00ean c\u1ee7a n\u00f3 ng\u1ee5 \u00fd. H\u1ecdc m\u00e1y l\u00e0 m\u1ed9t l\u0129nh v\u1ef1c con c\u1ee7a khoa h\u1ecdc m\u00e1y t\u00ednh, trong \u0111\u00f3 m\u00e1y h\u1ecdc c\u00e1ch th\u1ef1c hi\u1ec7n c\u00e1c t\u00e1c v\u1ee5 m\u00e0 ch\u00fang kh\u00f4ng \u0111\u01b0\u1ee3c l\u1eadp tr\u00ecnh r\u00f5 r\u00e0ng. N\u00f3i t\u00f3m l\u1ea1i, m\u00e1y m\u00f3c quan s\u00e1t m\u1ed9t m\u1eabu v\u00e0 c\u1ed1 g\u1eafng b\u1eaft ch\u01b0\u1edbc theo m\u1ed9t c\u00e1ch n\u00e0o \u0111\u00f3 c\u00f3 th\u1ec3 l\u00e0 tr\u1ef1c ti\u1ebfp ho\u1eb7c gi\u00e1n ti\u1ebfp.\nTrong b\u00e0i vi\u1ebft n\u00e0y \u0111\u1ec1 c\u1eadp h\u1ecdc m\u1ea5y g\u1ed3m 2 d\u1ea1ng: h\u1ecdc m\u00e1y tr\u1ef1c ti\u1ebfp v\u00e0 gi\u00e1n ti\u1ebfp nh\u01b0 m\u1ed9t s\u1ef1 song song c\u1ee7a hai lo\u1ea1i h\u1ecdc m\u00e1y ch\u00ednh: c\u00f3 gi\u00e1m s\u00e1t v\u00e0 kh\u00f4ng gi\u00e1m s\u00e1t. H\u1ecdc m\u00e1y c\u00f3 gi\u00e1m s\u00e1t l\u00e0 s\u1ef1 b\u1eaft ch\u01b0\u1edbc tr\u1ef1c ti\u1ebfp m\u1ed9t m\u1eabu gi\u1eefa hai t\u1eadp d\u1eef li\u1ec7u. N\u00f3 lu\u00f4n lu\u00f4n C\u1ed1 g\u1eafng l\u1ea5y m\u1ed9t t\u1eadp d\u1eef li\u1ec7u \u0111\u1ea7u v\u00e0o v\u00e0 chuy\u1ec3n n\u00f3 th\u00e0nh t\u1eadp d\u1eef li\u1ec7u \u0111\u1ea7u ra. \u0110\u00e2y c\u00f3 th\u1ec3 l\u00e0 m\u1ed9t kh\u1ea3 n\u0103ng v\u00f4 c\u00f9ng m\u1ea1nh m\u1ebd v\u00e0 h\u1eefu \u00edch. H\u00e3y xem x\u00e9t c\u00e1c v\u00ed d\u1ee5 sau (t\u1eadp d\u1eef li\u1ec7u \u0111\u1ea7u v\u00e0o in \u0111\u1eadm v\u00e0 t\u1eadp d\u1eef li\u1ec7u \u0111\u1ea7u ra in nghi\u00eang):\n&#8211; S\u1eed d\u1ee5ng c\u00e1c pixel c\u1ee7a h\u00ecnh \u1ea3nh \u0111\u1ec3 ph\u00e1t hi\u1ec7n s\u1ef1 hi\u1ec7n di\u1ec7n ho\u1eb7c v\u1eafng m\u1eb7t c\u1ee7a m\u1ed9t con m\u00e8o\n<\/br>\n&#8211; S\u1eed d\u1ee5ng nh\u1eefng b\u1ed9 phim b\u1ea1n th\u00edch \u0111\u1ec3 d\u1ef1 \u0111o\u00e1n nh\u1eefng b\u1ed9 phim kh\u00e1c m\u00e0 b\u1ea1n c\u00f3 th\u1ec3 th\u00edch\n<\/br>\n&#8211; S\u1eed d\u1ee5ng l\u1eddi n\u00f3i c\u1ee7a ai \u0111\u00f3 \u0111\u1ec3 d\u1ef1 \u0111o\u00e1n xem h\u1ecd \u0111ang vui hay bu\u1ed3n\n<\/br>\n&#8211; S\u1eed d\u1ee5ng d\u1eef li\u1ec7u c\u1ea3m bi\u1ebfn th\u1eddi ti\u1ebft \u0111\u1ec3 d\u1ef1 \u0111o\u00e1n x\u00e1c su\u1ea5t m\u01b0a\n<\/br>\n&#8211; S\u1eed d\u1ee5ng c\u1ea3m bi\u1ebfn \u0111\u1ed9ng c\u01a1 \u00f4 t\u00f4 \u0111\u1ec3 d\u1ef1 \u0111o\u00e1n c\u00e1c c\u00e0i \u0111\u1eb7t \u0111i\u1ec1u ch\u1ec9nh t\u1ed1i \u01b0u\n<\/br>\n&#8211; S\u1eed d\u1ee5ng d\u1eef li\u1ec7u tin t\u1ee9c \u0111\u1ec3 d\u1ef1 \u0111o\u00e1n gi\u00e1 c\u1ed5 phi\u1ebfu ng\u00e0y mai\n<\/br>\n&#8211; S\u1eed d\u1ee5ng m\u1ed9t s\u1ed1 \u0111\u1ea7u v\u00e0o \u0111\u1ec3 d\u1ef1 \u0111o\u00e1n m\u1ed9t s\u1ed1 nh\u00e2n \u0111\u00f4i k\u00edch th\u01b0\u1edbc c\u1ee7a n\u00f3\n<\/br>\n&#8211; S\u1eed d\u1ee5ng t\u1ec7p \u00e2m thanh th\u00f4 \u0111\u1ec3 d\u1ef1 \u0111o\u00e1n b\u1ea3n ghi \u00e2m thanh\n\u0110\u00e2y l\u00e0 m\u1ed9t s\u1ed1 b\u00e0i to\u00e1n m\u00e0 h\u1ecdc m\u00e1y gi\u00e1m s\u00e1t gi\u1ea3i quy\u1ebft. Trong m\u1ecdi tr\u01b0\u1eddng h\u1ee3p, thu\u1eadt to\u00e1n h\u1ecdc m\u00e1y \u0111ang c\u1ed1 g\u1eafng b\u1eaft ch\u01b0\u1edbc m\u1eabu gi\u1eefa hai t\u1eadp d\u1eef li\u1ec7u theo c\u00e1ch m\u00e0 n\u00f3 c\u00f3 th\u1ec3 s\u1eed d\u1ee5ng m\u1ed9t t\u1eadp d\u1eef li\u1ec7u n\u00e0y \u0111\u1ec3 d\u1ef1 \u0111o\u00e1n t\u1eadp d\u1eef li\u1ec7u kia. \u0110\u1ed1i v\u1edbi b\u1ea5t k\u1ef3 v\u00ed d\u1ee5, h\u00e3y t\u01b0\u1edfng t\u01b0\u1ee3ng n\u1ebfu b\u1ea1n c\u00f3 kh\u1ea3 n\u0103ng d\u1ef1 \u0111o\u00e1n t\u1eadp d\u1eef li\u1ec7u \u0111\u1ea7u ra ch\u1ec9 \u0111\u01b0a ra t\u1eadp d\u1eef li\u1ec7u \u0111\u1ea7u v\u00e0o. M\u1ed9t kh\u1ea3 n\u0103ng nh\u01b0 v\u1eady s\u1ebd r\u1ea5t s\u00e2u s\u1eafc \u0111\u00fang kh\u00f4ng?\n\n\n\n<h1><span id=\"3_Hoc_giam_sat_va_hoc_khong_giam_sat_la_gi\">3. H\u1ecdc gi\u00e1m s\u00e1t v\u00e0 h\u1ecdc kh\u00f4ng gi\u00e1m s\u00e1t l\u00e0 g\u00ec?<\/span><\/h1>\n<h2><span id=\"Hoc_may_giam_sat\"> H\u1ecdc m\u00e1y gi\u00e1m s\u00e1t <\/span><\/h2>\nH\u1ecdc t\u1eadp c\u00f3 gi\u00e1m s\u00e1t l\u00e0 m\u1ed9t ph\u01b0\u01a1ng ph\u00e1p \u0111\u1ec3 chuy\u1ec3n \u0111\u1ed5i m\u1ed9t t\u1eadp d\u1eef li\u1ec7u n\u00e0y th\u00e0nh m\u1ed9t t\u1eadp d\u1eef li\u1ec7u kh\u00e1c. V\u00ed d\u1ee5: n\u1ebfu b\u1ea1n c\u00f3 t\u1eadp d\u1eef li\u1ec7u \u0111\u01b0\u1ee3c g\u1ecdi l\u00e0 Gi\u00e1 c\u1ed5 phi\u1ebfu th\u1ee9 Hai ghi l\u1ea1i gi\u00e1 c\u1ee7a m\u1ecdi c\u1ed5 phi\u1ebfu v\u00e0o th\u1ee9 Hai h\u00e0ng tu\u1ea7n trong 10 n\u0103m qua v\u00e0 t\u1eadp d\u1eef li\u1ec7u th\u1ee9 hai \u0111\u01b0\u1ee3c g\u1ecdi l\u00e0 Gi\u00e1 c\u1ed5 phi\u1ebfu th\u1ee9 Ba \u0111\u01b0\u1ee3c ghi l\u1ea1i trong c\u00f9ng m\u1ed9t kho\u1ea3ng th\u1eddi gian, th\u00ec m\u1ed9t thu\u1eadt to\u00e1n h\u1ecdc c\u00f3 gi\u00e1m s\u00e1t c\u00f3 th\u1ec3 c\u1ed1 g\u1eafng s\u1eed d\u1ee5ng c\u00e1i n\u00e0y \u0111\u1ec3 d\u1ef1 \u0111o\u00e1n c\u00e1i kia.\nN\u1ebfu b\u1ea1n \u0111\u00e3 \u0111\u00e0o t\u1ea1o th\u00e0nh c\u00f4ng thu\u1eadt to\u00e1n h\u1ecdc m\u00e1y c\u00f3 gi\u00e1m s\u00e1t v\u00e0o c\u00e1c ng\u00e0y th\u1ee9 Hai v\u00e0 th\u1ee9 Ba trong 10 n\u0103m, th\u00ec b\u1ea1n c\u00f3 th\u1ec3 d\u1ef1 \u0111o\u00e1n gi\u00e1 c\u1ed5 phi\u1ebfu v\u00e0o b\u1ea5t k\u1ef3 ng\u00e0y th\u1ee9 Ba n\u00e0o trong t\u01b0\u01a1ng lai d\u1ef1a tr\u00ean gi\u00e1 c\u1ed5 phi\u1ebfu v\u00e0o ng\u00e0y th\u1ee9 Hai ngay tr\u01b0\u1edbc \u0111\u00f3. T\u00f4i khuy\u1ebfn kh\u00edch b\u1ea1n d\u1eebng l\u1ea1i v\u00e0 xem x\u00e9t \u0111i\u1ec1u n\u00e0y trong gi\u00e2y l\u00e1t.\nM\u00e1y h\u1ecdc c\u00f3 gi\u00e1m s\u00e1t l\u00e0 b\u00e1nh m\u00ec v\u00e0 b\u01a1 c\u1ee7a tr\u00ed tu\u1ec7 nh\u00e2n t\u1ea1o \u1ee9ng d\u1ee5ng (c\u00f2n \u0111\u01b0\u1ee3c g\u1ecdi l\u00e0 AI h\u1eb9p). N\u00f3 h\u1eefu \u00edch khi l\u1ea5y nh\u1eefng g\u00ec b\u1ea1n bi\u1ebft l\u00e0m \u0111\u1ea7u v\u00e0o v\u00e0 nhanh ch\u00f3ng chuy\u1ec3n \u0111\u1ed5i n\u00f3 th\u00e0nh nh\u1eefng g\u00ec b\u1ea1n mu\u1ed1n bi\u1ebft. \u0110i\u1ec1u n\u00e0y cho ph\u00e9p c\u00e1c thu\u1eadt to\u00e1n h\u1ecdc m\u00e1y \u0111\u01b0\u1ee3c gi\u00e1m s\u00e1t \u0111\u1ec3 m\u1edf r\u1ed9ng tr\u00ed th\u00f4ng minh v\u00e0 kh\u1ea3 n\u0103ng c\u1ee7a con ng\u01b0\u1eddi theo nhi\u1ec1u c\u00e1ch d\u01b0\u1eddng nh\u01b0 v\u00f4 t\u1eadn.\n<\/br>\nPh\u1ea7n l\u1edbn c\u00f4ng vi\u1ec7c s\u1eed d\u1ee5ng m\u00e1y h\u1ecdc d\u1eabn \u0111\u1ebfn vi\u1ec7c \u0111\u00e0o t\u1ea1o m\u1ed9t b\u1ed9 ph\u00e2n lo\u1ea1i c\u00f3 gi\u00e1m s\u00e1t n\u00e0o \u0111\u00f3. \n<h2><span id=\"Hoc_may_khong_giam_sat\"> H\u1ecdc m\u00e1y kh\u00f4ng gi\u00e1m s\u00e1t <\/span><\/h2>\nH\u1ecdc kh\u00f4ng gi\u00e1m s\u00e1t chia s\u1ebb m\u1ed9t \u0111\u1eb7c t\u00ednh chung v\u1edbi h\u1ecdc c\u00f3 gi\u00e1m s\u00e1t: n\u00f3 bi\u1ebfn \u0111\u1ed5i m\u1ed9t t\u1eadp d\u1eef li\u1ec7u n\u00e0y th\u00e0nh m\u1ed9t t\u1eadp d\u1eef li\u1ec7u kh\u00e1c. Nh\u01b0ng t\u1eadp d\u1eef li\u1ec7u m\u00e0 n\u00f3 bi\u1ebfn \u0111\u1ed5i th\u00e0nh ch\u01b0a \u0111\u01b0\u1ee3c bi\u1ebft \u0111\u1ebfn ho\u1eb7c hi\u1ec3u tr\u01b0\u1edbc \u0111\u00e2y. Kh\u00f4ng gi\u1ed1ng nh\u01b0 h\u1ecdc t\u1eadp c\u00f3 gi\u00e1m s\u00e1t, kh\u00f4ng c\u00f3 \u201cc\u00e2u tr\u1ea3 l\u1eddi \u0111\u00fang\u201d m\u00e0 b\u1ea1n \u0111ang c\u1ed1 g\u1eafng l\u00e0m cho m\u00f4 h\u00ecnh tr\u00f9ng l\u1eb7p. B\u1ea1n ch\u1ec9 c\u1ea7n ra l\u1ec7nh cho m\u1ed9t thu\u1eadt to\u00e1n kh\u00f4ng \u0111\u01b0\u1ee3c gi\u00e1m s\u00e1t \u201ct\u00ecm c\u00e1c m\u1eabu trong d\u1eef li\u1ec7u n\u00e0y v\u00e0 cho t\u00f4i bi\u1ebft v\u1ec1 ch\u00fang\u201d.\n<\/br>\nV\u00ed d\u1ee5, nh\u00f3m m\u1ed9t t\u1eadp d\u1eef li\u1ec7u th\u00e0nh c\u00e1c nh\u00f3m l\u00e0 m\u1ed9t ki\u1ec3u h\u1ecdc t\u1eadp kh\u00f4ng c\u00f3 gi\u00e1m s\u00e1t. Ph\u00e2n c\u1ee5m bi\u1ebfn \u0111\u1ed5i m\u1ed9t chu\u1ed7i c\u00e1c \u0111i\u1ec3m d\u1eef li\u1ec7u th\u00e0nh m\u1ed9t chu\u1ed7i c\u00e1c nh\u00e3n c\u1ee5m. N\u1ebfu n\u00f3 h\u1ecdc \u0111\u01b0\u1ee3c 10 c\u1ee5m, th\u00f4ng th\u01b0\u1eddng c\u00e1c nh\u00e3n n\u00e0y s\u1ebd l\u00e0 c\u00e1c s\u1ed1 t\u1eeb 1\u201310. M\u1ed7i \u0111i\u1ec3m d\u1eef li\u1ec7u s\u1ebd \u0111\u01b0\u1ee3c g\u00e1n cho m\u1ed9t s\u1ed1 d\u1ef1a tr\u00ean c\u1ee5m d\u1eef li\u1ec7u \u0111\u00f3 n\u1eb1m trong nh\u00f3m n\u00e0o. Do \u0111\u00f3, t\u1eadp d\u1eef li\u1ec7u bi\u1ebfn t\u1eeb m\u1ed9t nh\u00f3m \u0111i\u1ec3m d\u1eef li\u1ec7u th\u00e0nh m\u1ed9t nh\u00f3m nh\u00e3n. T\u1ea1i sao c\u00e1c nh\u00e3n l\u00e0 s\u1ed1? Thu\u1eadt to\u00e1n kh\u00f4ng cho b\u1ea1n bi\u1ebft c\u00e1c c\u1ee5m l\u00e0 g\u00ec. L\u00e0m sao n\u00f3 c\u00f3 th\u1ec3 bi\u1ebft \u0111\u01b0\u1ee3c? N\u00f3 ch\u1ec9 n\u00f3i, \u201cN\u00e0y nh\u00e0 khoa h\u1ecdc! T\u00f4i \u0111\u00e3 t\u00ecm th\u1ea5y m\u1ed9t s\u1ed1 c\u1ea5u tr\u00fac. C\u00f3 v\u1ebb nh\u01b0 c\u00f3 c\u00e1c nh\u00f3m trong d\u1eef li\u1ec7u c\u1ee7a b\u1ea1n. H\u1ecd \u0111\u00e2y r\u1ed3i! (\u01a0n gi\u1eddi c\u1eadu \u0111\u00e2y r\u1ed3i =))\n\n\n\n<figure class=\"wp-block-image size-full\"><img fetchpriority=\"high\" decoding=\"async\" width=\"1022\" height=\"216\" src=\"https:\/\/cafe2sach.com\/wp-content\/uploads\/2022\/11\/Screen-Shot-2022-11-13-at-15.29.57.png\" alt=\"\" class=\"wp-image-1974\" srcset=\"https:\/\/cafe2sach.com\/wp-content\/uploads\/2022\/11\/Screen-Shot-2022-11-13-at-15.29.57.png 1022w, https:\/\/cafe2sach.com\/wp-content\/uploads\/2022\/11\/Screen-Shot-2022-11-13-at-15.29.57-600x127.png 600w, https:\/\/cafe2sach.com\/wp-content\/uploads\/2022\/11\/Screen-Shot-2022-11-13-at-15.29.57-300x63.png 300w, https:\/\/cafe2sach.com\/wp-content\/uploads\/2022\/11\/Screen-Shot-2022-11-13-at-15.29.57-768x162.png 768w, https:\/\/cafe2sach.com\/wp-content\/uploads\/2022\/11\/Screen-Shot-2022-11-13-at-15.29.57-696x147.png 696w\" sizes=\"(max-width: 1022px) 100vw, 1022px\" \/><\/figure>\n\n\n\n<figure class=\"wp-block-image size-large\"><img decoding=\"async\" width=\"1024\" height=\"225\" src=\"https:\/\/cafe2sach.com\/wp-content\/uploads\/2022\/11\/Screen-Shot-2022-11-13-at-15.32.54-1024x225.png\" alt=\"\" class=\"wp-image-1975\" srcset=\"https:\/\/cafe2sach.com\/wp-content\/uploads\/2022\/11\/Screen-Shot-2022-11-13-at-15.32.54-1024x225.png 1024w, https:\/\/cafe2sach.com\/wp-content\/uploads\/2022\/11\/Screen-Shot-2022-11-13-at-15.32.54-600x132.png 600w, https:\/\/cafe2sach.com\/wp-content\/uploads\/2022\/11\/Screen-Shot-2022-11-13-at-15.32.54-300x66.png 300w, https:\/\/cafe2sach.com\/wp-content\/uploads\/2022\/11\/Screen-Shot-2022-11-13-at-15.32.54-768x169.png 768w, https:\/\/cafe2sach.com\/wp-content\/uploads\/2022\/11\/Screen-Shot-2022-11-13-at-15.32.54-696x153.png 696w, https:\/\/cafe2sach.com\/wp-content\/uploads\/2022\/11\/Screen-Shot-2022-11-13-at-15.32.54-1068x235.png 1068w, https:\/\/cafe2sach.com\/wp-content\/uploads\/2022\/11\/Screen-Shot-2022-11-13-at-15.32.54.png 1102w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<figure class=\"wp-block-image size-full\"><img decoding=\"async\" width=\"832\" height=\"258\" src=\"https:\/\/cafe2sach.com\/wp-content\/uploads\/2022\/11\/Screen-Shot-2022-11-13-at-15.33.15.png\" alt=\"\" class=\"wp-image-1976\" srcset=\"https:\/\/cafe2sach.com\/wp-content\/uploads\/2022\/11\/Screen-Shot-2022-11-13-at-15.33.15.png 832w, https:\/\/cafe2sach.com\/wp-content\/uploads\/2022\/11\/Screen-Shot-2022-11-13-at-15.33.15-600x186.png 600w, https:\/\/cafe2sach.com\/wp-content\/uploads\/2022\/11\/Screen-Shot-2022-11-13-at-15.33.15-300x93.png 300w, https:\/\/cafe2sach.com\/wp-content\/uploads\/2022\/11\/Screen-Shot-2022-11-13-at-15.33.15-768x238.png 768w, https:\/\/cafe2sach.com\/wp-content\/uploads\/2022\/11\/Screen-Shot-2022-11-13-at-15.33.15-696x216.png 696w\" sizes=\"(max-width: 832px) 100vw, 832px\" \/><\/figure>\n\n\n\n<h1><span id=\"Ket_luan\"> K\u1ebft lu\u1eadn <\/span><\/h1>\nTrong b\u00e0i vi\u1ebft n\u00e0y, ch\u00fang ta \u0111\u00e3 \u0111i s\u00e2u h\u01a1n v\u00e0o c\u00e1c c\u1ea5p \u0111\u1ed9 kh\u00e1c nhau c\u1ee7a m\u00e1y h\u1ecdc. B\u1ea1n \u0111\u00e3 bi\u1ebft r\u1eb1ng m\u1ed9t thu\u1eadt to\u00e1n h\u1ecdc m\u00e1y l\u00e0 c\u00f3 gi\u00e1m s\u00e1t ho\u1eb7c kh\u00f4ng \u0111\u01b0\u1ee3c gi\u00e1m s\u00e1t. B\u1ea1n \u0111\u00e3 bi\u1ebft r\u1eb1ng h\u1ecdc m\u00e1y c\u00f3 gi\u00e1m s\u00e1t l\u00e0 m\u1ed9t l\u1edbp thu\u1eadt to\u00e1n trong \u0111\u00f3 b\u1ea1n h\u1ecdc c\u00e1ch d\u1ef1 \u0111o\u00e1n m\u1ed9t t\u1eadp d\u1eef li\u1ec7u \u0111\u01b0\u1ee3c cung c\u1ea5p cho m\u1ed9t t\u1eadp d\u1eef li\u1ec7u kh\u00e1c v\u00e0 h\u1ecdc kh\u00f4ng gi\u00e1m s\u00e1t th\u01b0\u1eddng nh\u00f3m m\u1ed9t t\u1eadp d\u1eef li\u1ec7u th\u00e0nh nhi\u1ec1u lo\u1ea1i c\u1ee5m kh\u00e1c nhau. H\u1ecdc s\u00e2u s\u1eed d\u1ee5ng m\u1ea1ng n\u01a1-ron \u0111\u1ec3 th\u1ef1c hi\u1ec7n c\u1ea3 d\u1ef1 \u0111o\u00e1n c\u00f3 gi\u00e1m s\u00e1t v\u00e0 kh\u00f4ng gi\u00e1m s\u00e1t. Cho \u0111\u1ebfn th\u1eddi \u0111i\u1ec3m hi\u1ec7n t\u1ea1i, ch\u00fang ta v\u1eabn \u1edf m\u1ee9c kh\u00e1i ni\u1ec7m nh\u01b0ng \u1edf c\u00e1c b\u00e0i vi\u1ebft sau ch\u00fang ta s\u1ebd b\u1eaft \u0111\u1ea7u v\u1edbi Jupyter notebook v\u00e0 d\u00f9ng nh\u1eefng gi\u1ea3i thu\u1eadt Neural Network \u0111\u1ea7u ti\u00ean\n\n\n\n<p><\/p>\n","protected":false},"excerpt":{"rendered":"<p>B\u00e0i vi\u1ebft d\u1ef1a tr\u00ean Ch\u01b0\u01a1ng 2 cu\u1ed1n s\u00e1ch: Grrokking Deep learning &#8220;\u0110\u1eebng lo l\u1eafng v\u1ec1 vi\u1ec7c kh\u00f3 kh\u0103n c\u1ee7a b\u1ea1n [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":862,"comment_status":"open","ping_status":"open","sticky":true,"template":"","format":"standard","meta":{"footnotes":""},"categories":[111,233],"tags":[],"class_list":["post-1971","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-tin-tuc-4-0","category-tri-tue-nhan-tao"],"_links":{"self":[{"href":"https:\/\/cafe2sach.com\/index.php\/wp-json\/wp\/v2\/posts\/1971","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/cafe2sach.com\/index.php\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/cafe2sach.com\/index.php\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/cafe2sach.com\/index.php\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/cafe2sach.com\/index.php\/wp-json\/wp\/v2\/comments?post=1971"}],"version-history":[{"count":7,"href":"https:\/\/cafe2sach.com\/index.php\/wp-json\/wp\/v2\/posts\/1971\/revisions"}],"predecessor-version":[{"id":1987,"href":"https:\/\/cafe2sach.com\/index.php\/wp-json\/wp\/v2\/posts\/1971\/revisions\/1987"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/cafe2sach.com\/index.php\/wp-json\/wp\/v2\/media\/862"}],"wp:attachment":[{"href":"https:\/\/cafe2sach.com\/index.php\/wp-json\/wp\/v2\/media?parent=1971"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/cafe2sach.com\/index.php\/wp-json\/wp\/v2\/categories?post=1971"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/cafe2sach.com\/index.php\/wp-json\/wp\/v2\/tags?post=1971"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}