{"id":929,"date":"2017-04-23T22:02:58","date_gmt":"2017-04-23T15:02:58","guid":{"rendered":"http:\/\/blogs.jobsgo.vn\/?p=929"},"modified":"2025-01-14T15:32:56","modified_gmt":"2025-01-14T08:32:56","slug":"chia-se-co-ban-su-dung-machine-learning-de-giai-quyet-bai-toan","status":"publish","type":"post","link":"https:\/\/jobsgo.vn\/blog\/chia-se-co-ban-su-dung-machine-learning-de-giai-quyet-bai-toan\/","title":{"rendered":"Chia s\u1ebb c\u01a1 b\u1ea3n s\u1eed d\u1ee5ng machine learning \u0111\u1ec3 gi\u1ea3i quy\u1ebft b\u00e0i to\u00e1n."},"content":{"rendered":"\n<div class=\"kk-star-ratings\n     kksr-valign-top     kksr-align-left    \"\n    data-payload=\"{&quot;align&quot;:&quot;left&quot;,&quot;id&quot;:&quot;929&quot;,&quot;slug&quot;:&quot;default&quot;,&quot;valign&quot;:&quot;top&quot;,&quot;reference&quot;:&quot;auto&quot;,&quot;count&quot;:&quot;0&quot;,&quot;readonly&quot;:&quot;&quot;,&quot;score&quot;:&quot;4.5&quot;,&quot;best&quot;:&quot;5&quot;,&quot;gap&quot;:&quot;5&quot;,&quot;greet&quot;:&quot;\\u0110\\u00e1nh gi\\u00e1 post&quot;,&quot;legend&quot;:&quot;4.5\\\/5 - (0 votes)&quot;,&quot;size&quot;:&quot;22&quot;,&quot;width&quot;:&quot;119&quot;,&quot;_legend&quot;:&quot;{score}\\\/{best} - ({count} {votes})&quot;}\">\n    \n<div class=\"kksr-stars\">\n    \n<div class=\"kksr-stars-inactive\">\n            <div class=\"kksr-star\" data-star=\"1\" style=\"padding-right: 5px\">\n            \n\n<div class=\"kksr-icon\" style=\"width: 22px; height: 22px;\"><\/div>\n        <\/div>\n            <div class=\"kksr-star\" data-star=\"2\" style=\"padding-right: 5px\">\n            \n\n<div class=\"kksr-icon\" style=\"width: 22px; height: 22px;\"><\/div>\n        <\/div>\n            <div class=\"kksr-star\" data-star=\"3\" style=\"padding-right: 5px\">\n            \n\n<div class=\"kksr-icon\" style=\"width: 22px; height: 22px;\"><\/div>\n        <\/div>\n            <div class=\"kksr-star\" data-star=\"4\" style=\"padding-right: 5px\">\n            \n\n<div class=\"kksr-icon\" style=\"width: 22px; height: 22px;\"><\/div>\n        <\/div>\n            <div class=\"kksr-star\" data-star=\"5\" style=\"padding-right: 5px\">\n            \n\n<div class=\"kksr-icon\" style=\"width: 22px; height: 22px;\"><\/div>\n        <\/div>\n    <\/div>\n    \n<div class=\"kksr-stars-active\" style=\"width: 119px;\">\n            <div class=\"kksr-star\" style=\"padding-right: 5px\">\n            \n\n<div class=\"kksr-icon\" style=\"width: 22px; height: 22px;\"><\/div>\n        <\/div>\n            <div class=\"kksr-star\" style=\"padding-right: 5px\">\n            \n\n<div class=\"kksr-icon\" style=\"width: 22px; height: 22px;\"><\/div>\n        <\/div>\n            <div class=\"kksr-star\" style=\"padding-right: 5px\">\n            \n\n<div class=\"kksr-icon\" style=\"width: 22px; height: 22px;\"><\/div>\n        <\/div>\n            <div class=\"kksr-star\" style=\"padding-right: 5px\">\n            \n\n<div class=\"kksr-icon\" style=\"width: 22px; height: 22px;\"><\/div>\n        <\/div>\n            <div class=\"kksr-star\" style=\"padding-right: 5px\">\n            \n\n<div class=\"kksr-icon\" style=\"width: 22px; height: 22px;\"><\/div>\n        <\/div>\n    <\/div>\n<\/div>\n    \n<div class=\"kksr-legend\">\n            <span class=\"kksr-muted\">\u0110\u00e1nh gi\u00e1 post<\/span>\n    <\/div>\n<\/div>\n<p>\u2013 B\u01b0\u1edbc 1: b\u1ea1n c\u1ea7n \u0111\u1ecbnh ngh\u0129a \u0111\u01b0\u1ee3c model, bao g\u1ed3m \u0111\u1ea7u v\u00e0o, \u0111\u1ea7u ra, v\u00e0 h\u00e0m d\u1ef1 \u0111o\u00e1n, \u1edf \u0111\u00e2y v\u00ed d\u1ee5 l\u00e0 linear function y = ax + b, v\u1edbi deep learning l\u00e0 non-linear.<\/p>\n<p><img loading=\"lazy\" class=\"size-full wp-image-16245 aligncenter td-animation-stack-type0-2\" src=\"https:\/\/techtalk.vn\/wp-content\/uploads\/2017\/03\/17498924_1895698934017353_2209402917221633354_n.jpg\" alt=\"\" width=\"671\" height=\"679\" \/><br \/>\n\u2013 B\u01b0\u1edbc 2: b\u1ea1n c\u1ea7n t\u00ednh \u0111\u01b0\u1ee3c sai l\u1ec7ch gi\u1eefa \u0111\u1ea7u v\u00e0o v\u00e0 \u0111\u1ea7u ra, \u1edf \u0111\u00e2y g\u1ecdi l\u00e0 loss, v\u00e0 c\u1ea7n optimize loss, v\u00ed d\u1ee5 s\u1eed d\u1ee5ng \u0111\u1ea1o h\u00e0m [gradient descent optimizer], v\u1ec1 c\u01a1 b\u1ea3n g\u1ecdi l\u00e0 lim(y) = delta(y)\/delta(x), s\u1ebd ti\u1ebfn \u0111\u1ebfn gi\u1edbi h\u1ea1n.<\/p>\n<p><img loading=\"lazy\" class=\"size-full wp-image-16246 aligncenter td-animation-stack-type0-2\" src=\"https:\/\/techtalk.vn\/wp-content\/uploads\/2017\/03\/17425107_1895698954017351_1053464365921497309_n.jpg\" alt=\"\" width=\"704\" height=\"475\" \/><br \/>\n\u2013 B\u01b0\u1edbc 3: b\u1eaft \u0111\u1ea7u qu\u00e1 tr\u00ecnh train, v\u1ec1 c\u01a1 b\u1ea3n l\u00e0 b\u1ea1n c\u00f3 1 kh\u00f4ng gian g\u1ed3m s\u1ed1 m\u1eabu, v\u00e0 size c\u1ee7a m\u1eabu, l\u00e0 b\u1ed9 s\u1ed1 input_size + num_epchos, th\u1ef1c hi\u1ec7n vi\u1ec7c t\u00ednh gi\u00e1 tr\u1ecb loss v\u00e0 optimize n\u00f3 t\u00ednh l\u1ea1i \u0111\u01b0\u1ee3c tr\u1ecdng s\u1ed1 a,b c\u1ee7a h\u00e0m prediction, qu\u00e1 tr\u00ecnh n\u00e0y l\u00e0 estimator c\u1ee7a learn phrase, khi \u0111\u00f3 gi\u00e1 tr\u1ecb loss n\u00e0y th\u01b0\u1eddng l\u00e0 r\u1ea5t nh\u1ecf.<\/p>\n<p><img loading=\"lazy\" class=\"size-full wp-image-16247 aligncenter td-animation-stack-type0-2\" src=\"https:\/\/techtalk.vn\/wp-content\/uploads\/2017\/03\/17436113_1895698977350682_1339194012827067551_o.jpg\" alt=\"\" width=\"1176\" height=\"725\" \/><\/p>\n<p>&nbsp;<\/p>\n<p>\u2013 B\u01b0\u1edbc 4: th\u1ef1c hi\u1ec7n vi\u1ec7c nh\u1eadn d\u1ea1ng l\u00e0 \u0111\u01b0a v\u00e0o 1 input kh\u00e1c v\u1edbi s\u1ed1 l\u1eb7p v\u00ed d\u1ee5 l\u00e0 1, x\u00e9t v\u00ed d\u1ee5 l\u00e0 nh\u1eadn d\u1ea1ng s\u1ed1, m\u1ea3ng loss c\u1ee7a ta l\u00e0 m\u1ea3ng 10 ph\u1ea7n t\u1eed, th\u00ec s\u1ebd l\u1ea5y gi\u00e1 tr\u1ecb loss nh\u1ecf nh\u1ea5t t\u1ea1i v\u1ecb tr\u00ed c\u1ee7a s\u1ed1 t\u01b0\u01a1ng \u1ee9ng, \u0111\u1ea7u v\u00e0o s\u1ebd coi nh\u01b0 l\u00e0 m\u1ea3ng 10 ph\u1ea7n t\u1eed, s\u1ed1 1 t\u01b0\u01a1ng \u1ee9ng v\u1edbi [0,1,0,0,0,0,0,0,0,0,0]. M\u1ea1ng c\u00f3 hidden layer \u0111\u1eb7t t\u00ean l\u00e0 bias. B\u1ea1n \u0111\u1eebng qu\u00ean theo d\u00f5i <a href=\"https:\/\/jobsgo.vn\/\">jobsgo.vn<\/a> \u0111\u1ec3 nh\u1eadn \u0111\u01b0\u1ee3c nh\u1eefng th\u00f4ng b\u00e1o m\u1edbi nh\u1ea5t t\u1eeb ch\u00fang t\u00f4i nh\u00e9!<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u0110\u00e1nh gi\u00e1 post \u2013 B\u01b0\u1edbc 1: b\u1ea1n c\u1ea7n \u0111\u1ecbnh ngh\u0129a \u0111\u01b0\u1ee3c model, bao g\u1ed3m \u0111\u1ea7u v\u00e0o, \u0111\u1ea7u ra, v\u00e0 h\u00e0m d\u1ef1 \u0111o\u00e1n, \u1edf \u0111\u00e2y v\u00ed d\u1ee5 l\u00e0 linear function y = ax + b, v\u1edbi deep learning l\u00e0 non-linear. \u2013&#8230;<\/p>\n","protected":false},"author":1,"featured_media":930,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_yoast_wpseo_focuskw":"","_yoast_wpseo_title":"","_yoast_wpseo_metadesc":"","_yoast_wpseo_focus_keyphrase":"","faq":"","nganh_nghe_chuc_vu_lien_quan":["Chuy\u00ean Vi\u00ean C\u00f4ng Ngh\u1ec7 Th\u00f4ng Tin"]},"categories":[7,3],"tags":[124,123,122,125],"yoast_head":"\n<title>Chia s\u1ebb c\u01a1 b\u1ea3n s\u1eed d\u1ee5ng machine learning \u0111\u1ec3 gi\u1ea3i quy\u1ebft b\u00e0i to\u00e1n. - JobsGO Blog<\/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:\/\/jobsgo.vn\/blog\/chia-se-co-ban-su-dung-machine-learning-de-giai-quyet-bai-toan\/\" \/>\n<meta property=\"og:locale\" content=\"vi_VN\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Chia s\u1ebb c\u01a1 b\u1ea3n s\u1eed d\u1ee5ng machine learning \u0111\u1ec3 gi\u1ea3i quy\u1ebft b\u00e0i to\u00e1n. - JobsGO Blog\" \/>\n<meta property=\"og:description\" content=\"\u0110\u00e1nh gi\u00e1 post \u2013 B\u01b0\u1edbc 1: b\u1ea1n c\u1ea7n \u0111\u1ecbnh ngh\u0129a \u0111\u01b0\u1ee3c model, bao g\u1ed3m \u0111\u1ea7u v\u00e0o, \u0111\u1ea7u ra, v\u00e0 h\u00e0m d\u1ef1 \u0111o\u00e1n, \u1edf \u0111\u00e2y v\u00ed d\u1ee5 l\u00e0 linear function y = ax + b, v\u1edbi deep learning l\u00e0 non-linear. \u2013...\" \/>\n<meta property=\"og:url\" content=\"https:\/\/jobsgo.vn\/blog\/chia-se-co-ban-su-dung-machine-learning-de-giai-quyet-bai-toan\/\" \/>\n<meta property=\"og:site_name\" content=\"JobsGO Blog\" \/>\n<meta property=\"article:publisher\" content=\"https:\/\/www.facebook.com\/JobsGOVN\/\" \/>\n<meta property=\"article:published_time\" content=\"2017-04-23T15:02:58+00:00\" \/>\n<meta property=\"article:modified_time\" content=\"2025-01-14T08:32:56+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/media-blog.jobsgo.vn\/blog\/wp-content\/uploads\/2017\/04\/machine-learning.png\" \/>\n\t<meta property=\"og:image:width\" content=\"696\" \/>\n\t<meta property=\"og:image:height\" content=\"461\" \/>\n<meta name=\"twitter:card\" content=\"summary\" \/>\n<meta name=\"twitter:label1\" content=\"Est. reading time\" \/>\n\t<meta name=\"twitter:data1\" content=\"2 minutes\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\/\/schema.org\",\"@graph\":[{\"@type\":\"Organization\",\"@id\":\"https:\/\/jobsgo.vn\/blog\/#organization\",\"name\":\"JobsGO\",\"url\":\"https:\/\/jobsgo.vn\/blog\/\",\"sameAs\":[\"https:\/\/www.facebook.com\/JobsGOVN\/\",\"http:\/\/instagram.com\/jobsgo_vn\",\"https:\/\/www.linkedin.com\/company\/josbgo.vn\"],\"logo\":{\"@type\":\"ImageObject\",\"@id\":\"https:\/\/jobsgo.vn\/blog\/#logo\",\"inLanguage\":\"vi\",\"url\":\"https:\/\/jobsgo.vn\/blog\/wp-content\/uploads\/2018\/01\/jobsgo-logo.png\",\"contentUrl\":\"https:\/\/jobsgo.vn\/blog\/wp-content\/uploads\/2018\/01\/jobsgo-logo.png\",\"width\":149,\"height\":161,\"caption\":\"JobsGO\"},\"image\":{\"@id\":\"https:\/\/jobsgo.vn\/blog\/#logo\"}},{\"@type\":\"WebSite\",\"@id\":\"https:\/\/jobsgo.vn\/blog\/#website\",\"url\":\"https:\/\/jobsgo.vn\/blog\/\",\"name\":\"JobsGO Blog\",\"description\":\"T\\u1ed5ng h\\u1ee3p c\\u00e1c b\\u00ed quy\\u1ebft t\\u00ecm vi\\u1ec7c v\\u00e0 ph\\u00e1t tri\\u1ec3n s\\u1ef1 nghi\\u1ec7p v\\u1edbi JobsGO\",\"publisher\":{\"@id\":\"https:\/\/jobsgo.vn\/blog\/#organization\"},\"potentialAction\":[{\"@type\":\"SearchAction\",\"target\":\"https:\/\/jobsgo.vn\/blog\/?s={search_term_string}\",\"query-input\":\"required name=search_term_string\"}],\"inLanguage\":\"vi\"},{\"@type\":\"ImageObject\",\"@id\":\"https:\/\/jobsgo.vn\/blog\/chia-se-co-ban-su-dung-machine-learning-de-giai-quyet-bai-toan\/#primaryimage\",\"inLanguage\":\"vi\",\"url\":\"https:\/\/media-blog.jobsgo.vn\/blog\/wp-content\/uploads\/2017\/04\/machine-learning.png\",\"contentUrl\":\"https:\/\/media-blog.jobsgo.vn\/blog\/wp-content\/uploads\/2017\/04\/machine-learning.png\",\"width\":696,\"height\":461},{\"@type\":\"WebPage\",\"@id\":\"https:\/\/jobsgo.vn\/blog\/chia-se-co-ban-su-dung-machine-learning-de-giai-quyet-bai-toan\/#webpage\",\"url\":\"https:\/\/jobsgo.vn\/blog\/chia-se-co-ban-su-dung-machine-learning-de-giai-quyet-bai-toan\/\",\"name\":\"Chia s\\u1ebb c\\u01a1 b\\u1ea3n s\\u1eed d\\u1ee5ng machine learning \\u0111\\u1ec3 gi\\u1ea3i quy\\u1ebft b\\u00e0i to\\u00e1n. - 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