{"id":26158,"date":"2025-03-27T10:00:41","date_gmt":"2025-03-27T03:00:41","guid":{"rendered":"https:\/\/interdata.vn\/blog\/?p=26158"},"modified":"2025-03-27T10:00:41","modified_gmt":"2025-03-27T03:00:41","slug":"support-vector-machine-la-gi","status":"publish","type":"post","link":"https:\/\/interdata.vn\/blog\/support-vector-machine-la-gi\/","title":{"rendered":"Support Vector Machine l\u00e0 g\u00ec? T\u1ea7m quan tr\u1ecdng c\u1ee7a SVM trong ML"},"content":{"rendered":"<div id=\"ez-toc-container\" class=\"ez-toc-v2_0_84 counter-hierarchy ez-toc-counter ez-toc-white ez-toc-container-direction\">\n<div class=\"ez-toc-title-container\">\n<p class=\"ez-toc-title\" style=\"cursor:inherit\">N\u1ed8I DUNG<\/p>\n<span class=\"ez-toc-title-toggle\"><a href=\"#\" class=\"ez-toc-pull-right ez-toc-btn ez-toc-btn-xs ez-toc-btn-default ez-toc-toggle\" aria-label=\"Toggle Table of Content\"><span class=\"ez-toc-js-icon-con\"><span class=\"\"><span class=\"eztoc-hide\" style=\"display:none;\">Toggle<\/span><span class=\"ez-toc-icon-toggle-span\"><svg style=\"fill: #999;color:#999\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" class=\"list-377408\" width=\"20px\" height=\"20px\" viewBox=\"0 0 24 24\" fill=\"none\"><path d=\"M6 6H4v2h2V6zm14 0H8v2h12V6zM4 11h2v2H4v-2zm16 0H8v2h12v-2zM4 16h2v2H4v-2zm16 0H8v2h12v-2z\" fill=\"currentColor\"><\/path><\/svg><svg style=\"fill: #999;color:#999\" class=\"arrow-unsorted-368013\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"10px\" height=\"10px\" viewBox=\"0 0 24 24\" version=\"1.2\" baseProfile=\"tiny\"><path d=\"M18.2 9.3l-6.2-6.3-6.2 6.3c-.2.2-.3.4-.3.7s.1.5.3.7c.2.2.4.3.7.3h11c.3 0 .5-.1.7-.3.2-.2.3-.5.3-.7s-.1-.5-.3-.7zM5.8 14.7l6.2 6.3 6.2-6.3c.2-.2.3-.5.3-.7s-.1-.5-.3-.7c-.2-.2-.4-.3-.7-.3h-11c-.3 0-.5.1-.7.3-.2.2-.3.5-.3.7s.1.5.3.7z\"\/><\/svg><\/span><\/span><\/span><\/a><\/span><\/div>\n<nav><ul class='ez-toc-list ez-toc-list-level-1 eztoc-toggle-hide-by-default' ><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-1\" href=\"https:\/\/interdata.vn\/blog\/support-vector-machine-la-gi\/#Support-Vector-Machine-la-gi\" >Support Vector Machine l\u00e0 g\u00ec?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-2\" href=\"https:\/\/interdata.vn\/blog\/support-vector-machine-la-gi\/#Tam-quan-trong-cua-Support-Vector-Machine-trong-hoc-may\" >T\u1ea7m quan tr\u1ecdng c\u1ee7a Support Vector Machine trong h\u1ecdc m\u00e1y<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-3\" href=\"https:\/\/interdata.vn\/blog\/support-vector-machine-la-gi\/#Cac-loai-Support-Vector-Machine-chinh\" >C\u00e1c lo\u1ea1i Support Vector Machine ch\u00ednh<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-4\" href=\"https:\/\/interdata.vn\/blog\/support-vector-machine-la-gi\/#1-SVM-tuyen-tinh-Linear-SVM\" >1. SVM tuy\u1ebfn t\u00ednh (Linear SVM)<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-5\" href=\"https:\/\/interdata.vn\/blog\/support-vector-machine-la-gi\/#2-SVM-phi-tuyen-Kernel-SVM\" >2. SVM phi tuy\u1ebfn (Kernel SVM)<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-6\" href=\"https:\/\/interdata.vn\/blog\/support-vector-machine-la-gi\/#SVM-hoat-dong-nhu-the-nao\" >SVM ho\u1ea1t \u0111\u1ed9ng nh\u01b0 th\u1ebf n\u00e0o?<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-7\" href=\"https:\/\/interdata.vn\/blog\/support-vector-machine-la-gi\/#Mot-so-uu-va-nhuoc-diem-cua-Support-Vector-Machine\" >M\u1ed9t s\u1ed1 \u01b0u v\u00e0 nh\u01b0\u1ee3c \u0111i\u1ec3m c\u1ee7a Support Vector Machine<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-8\" href=\"https:\/\/interdata.vn\/blog\/support-vector-machine-la-gi\/#Uu-diem-cua-SVM\" >\u01afu \u0111i\u1ec3m c\u1ee7a SVM<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-9\" href=\"https:\/\/interdata.vn\/blog\/support-vector-machine-la-gi\/#Nhuoc-diem-cua-SVM\" >Nh\u01b0\u1ee3c \u0111i\u1ec3m c\u1ee7a SVM<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-10\" href=\"https:\/\/interdata.vn\/blog\/support-vector-machine-la-gi\/#So-sanh-SVM-voi-cac-mo-hinh-hoc-co-giam-sat-khac\" >So s\u00e1nh SVM v\u1edbi c\u00e1c m\u00f4 h\u00ecnh h\u1ecdc c\u00f3 gi\u00e1m s\u00e1t kh\u00e1c<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-11\" href=\"https:\/\/interdata.vn\/blog\/support-vector-machine-la-gi\/#SVM-so-voi-Naive-Bayes\" >SVM so v\u1edbi Naive Bayes<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-12\" href=\"https:\/\/interdata.vn\/blog\/support-vector-machine-la-gi\/#SVM-so-voi-Logistic-Regression\" >SVM so v\u1edbi Logistic Regression<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-13\" href=\"https:\/\/interdata.vn\/blog\/support-vector-machine-la-gi\/#SVM-so-voi-Cay-quyet-dinh-Decision-Trees\" >SVM so v\u1edbi C\u00e2y quy\u1ebft \u0111\u1ecbnh (Decision Trees)<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-14\" href=\"https:\/\/interdata.vn\/blog\/support-vector-machine-la-gi\/#SVM-so-voi-Mang-no-ron-Neural-Networks\" >SVM so v\u1edbi M\u1ea1ng n\u01a1-ron (Neural Networks)<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-15\" href=\"https:\/\/interdata.vn\/blog\/support-vector-machine-la-gi\/#Ung-dung-thuc-te-cua-SVM\" >\u1ee8ng d\u1ee5ng th\u1ef1c t\u1ebf c\u1ee7a SVM<\/a><\/li><\/ul><\/nav><\/div>\n<p>Support Vector Machine (SVM) l\u00e0 m\u1ed9t trong nh\u1eefng thu\u1eadt to\u00e1n h\u1ecdc m\u00e1y c\u00f3 gi\u00e1m s\u00e1t m\u1ea1nh m\u1ebd nh\u1ea5t hi\u1ec7n nay. Nh\u1edd kh\u1ea3 n\u0103ng <a href=\"https:\/\/interdata.vn\/blog\/data-preprocessing-la-gi\/\">x\u1eed l\u00fd d\u1eef li\u1ec7u<\/a> nhi\u1ec1u chi\u1ec1u v\u00e0 ph\u00e2n lo\u1ea1i ch\u00ednh x\u00e1c, SVM \u0111\u01b0\u1ee3c \u1ee9ng d\u1ee5ng r\u1ed9ng r\u00e3i trong y t\u1ebf, t\u00e0i ch\u00ednh, nh\u1eadn d\u1ea1ng h\u00ecnh \u1ea3nh, v\u0103n b\u1ea3n v\u00e0 nhi\u1ec1u l\u0129nh v\u1ef1c kh\u00e1c. B\u00e0i vi\u1ebft d\u01b0\u1edbi \u0111\u00e2y s\u1ebd gi\u00fap b\u1ea1n hi\u1ec3u r\u00f5 <a href=\"https:\/\/interdata.vn\/blog\/support-vector-machine-la-gi\/\"><strong>Support Vector Machine l\u00e0 g\u00ec<\/strong><\/a>, c\u00e1ch ho\u1ea1t \u0111\u1ed9ng, \u01b0u \u2013 nh\u01b0\u1ee3c \u0111i\u1ec3m, c\u0169ng nh\u01b0 s\u1ef1 kh\u00e1c bi\u1ec7t gi\u1eefa SVM v\u1edbi c\u00e1c m\u00f4 h\u00ecnh h\u1ecdc m\u00e1y kh\u00e1c. \u0110\u1ecdc ngay!<\/p>\n<h2><span class=\"ez-toc-section\" id=\"Support-Vector-Machine-la-gi\"><\/span>Support Vector Machine l\u00e0 g\u00ec?<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p><strong>Support Vector Machine (SVM) hay M\u00e1y h\u1ed7 tr\u1ee3 vector l\u00e0 m\u1ed9t thu\u1eadt to\u00e1n h\u1ecdc c\u00f3 gi\u00e1m s\u00e1t \u0111\u01b0\u1ee3c \u1ee9ng d\u1ee5ng \u0111\u1ec3 x\u1eed l\u00fd t\u00edn hi\u1ec7u, y t\u1ebf, x\u1eed l\u00fd ng\u00f4n ng\u1eef t\u1ef1 nhi\u00ean, nh\u1eadn d\u1ea1ng gi\u1ecdng n\u00f3i v\u00e0 h\u00ecnh \u1ea3nh, \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng r\u1ed9ng r\u00e3i trong c\u00e1c b\u00e0i to\u00e1n ph\u00e2n lo\u1ea1i v\u00e0 h\u1ed3i quy<\/strong>.<\/p>\n<p>M\u1ee5c ti\u00eau c\u1ee7a thu\u1eadt to\u00e1n SVM l\u00e0 t\u00ecm ra m\u1ed9t si\u00eau ph\u1eb3ng (hyperplane) sao cho c\u00f3 th\u1ec3 ph\u00e2n t\u00e1ch t\u1ed1i \u01b0u c\u00e1c \u0111i\u1ec3m d\u1eef li\u1ec7u thu\u1ed9c hai l\u1edbp kh\u00e1c nhau. &#8220;T\u1ed1i \u01b0u&#8221; \u1edf \u0111\u00e2y ngh\u0129a l\u00e0 t\u00ecm si\u00eau ph\u1eb3ng t\u1ea1o ra kho\u1ea3ng c\u00e1ch l\u1edbn nh\u1ea5t (margin) gi\u1eefa hai l\u1edbp d\u1eef li\u1ec7u.<\/p>\n<figure id=\"attachment_26160\" aria-describedby=\"caption-attachment-26160\" style=\"width: 768px\" class=\"wp-caption aligncenter\"><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/interdata.vn\/blog\/wp-content\/uploads\/2025\/03\/Support-Vector-Machine-la-gi.png\" alt=\"Support Vector Machine l\u00e0 g\u00ec?\" width=\"768\" height=\"345\" class=\"size-full wp-image-26160\" title=\"\" srcset=\"https:\/\/interdata.vn\/blog\/wp-content\/uploads\/2025\/03\/Support-Vector-Machine-la-gi.png 768w, https:\/\/interdata.vn\/blog\/wp-content\/uploads\/2025\/03\/Support-Vector-Machine-la-gi-300x135.png 300w, https:\/\/interdata.vn\/blog\/wp-content\/uploads\/2025\/03\/Support-Vector-Machine-la-gi-750x337.png 750w\" sizes=\"auto, (max-width: 768px) 100vw, 768px\" \/><figcaption id=\"caption-attachment-26160\" class=\"wp-caption-text\">Support Vector Machine l\u00e0 g\u00ec?<\/figcaption><\/figure>\n<p>Margin l\u00e0 \u0111\u1ed9 r\u1ed9ng t\u1ed1i \u0111a c\u1ee7a d\u1ea3i kh\u00f4ng ch\u1ee9a b\u1ea5t k\u1ef3 \u0111i\u1ec3m d\u1eef li\u1ec7u n\u00e0o v\u00e0 song song v\u1edbi si\u00eau ph\u1eb3ng. V\u1edbi c\u00e1c b\u00e0i to\u00e1n c\u00f3 th\u1ec3 ph\u00e2n t\u00e1ch tuy\u1ebfn t\u00ednh, SVM s\u1ebd t\u00ecm \u0111\u01b0\u1ee3c si\u00eau ph\u1eb3ng l\u00fd t\u01b0\u1edfng.<\/p>\n<p>Tuy nhi\u00ean, trong ph\u1ea7n l\u1edbn tr\u01b0\u1eddng h\u1ee3p th\u1ef1c t\u1ebf, thu\u1eadt to\u00e1n s\u1ebd t\u1ed1i \u01b0u h\u00f3a &#8220;soft margin&#8221;, cho ph\u00e9p m\u1ed9t l\u01b0\u1ee3ng nh\u1ecf \u0111i\u1ec3m b\u1ecb ph\u00e2n lo\u1ea1i sai \u0111\u1ec3 \u0111\u1ea1t hi\u1ec7u qu\u1ea3 t\u1ed5ng th\u1ec3 cao h\u01a1n.<\/p>\n<h2><span class=\"ez-toc-section\" id=\"Tam-quan-trong-cua-Support-Vector-Machine-trong-hoc-may\"><\/span>T\u1ea7m quan tr\u1ecdng c\u1ee7a Support Vector Machine trong h\u1ecdc m\u00e1y<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>Support Vector Machine (SVM) \u0111\u00f3ng vai tr\u00f2 quan tr\u1ecdng trong l\u0129nh v\u1ef1c h\u1ecdc m\u00e1y nh\u1edd v\u00e0o t\u00ednh linh ho\u1ea1t v\u00e0 hi\u1ec7u qu\u1ea3 cao. SVM c\u00f3 th\u1ec3 x\u1eed l\u00fd t\u1ed1t c\u1ea3 d\u1eef li\u1ec7u tuy\u1ebfn t\u00ednh v\u00e0 phi tuy\u1ebfn, gi\u00fap n\u00f3 ph\u00f9 h\u1ee3p v\u1edbi nhi\u1ec1u lo\u1ea1i b\u00e0i to\u00e1n kh\u00e1c nhau.<\/p>\n<p>Thu\u1eadt to\u00e1n n\u00e0y \u0111\u1eb7c bi\u1ec7t m\u1ea1nh m\u1ebd trong kh\u00f4ng gian d\u1eef li\u1ec7u nhi\u1ec1u chi\u1ec1u, th\u01b0\u1eddng \u0111\u01b0\u1ee3c \u1ee9ng d\u1ee5ng trong ph\u00e2n lo\u1ea1i v\u0103n b\u1ea3n, nh\u1eadn d\u1ea1ng h\u00ecnh \u1ea3nh v\u00e0 ph\u00e2n t\u00edch d\u1eef li\u1ec7u sinh h\u1ecdc (bioinformatics).<\/p>\n<ul>\n<li>Hi\u1ec7u qu\u1ea3 trong c\u1ea3 b\u00e0i to\u00e1n ph\u00e2n lo\u1ea1i nh\u1ecb ph\u00e2n v\u00e0 \u0111a l\u1edbp<\/li>\n<li>Ho\u1ea1t \u0111\u1ed9ng t\u1ed1t trong kh\u00f4ng gian c\u00f3 s\u1ed1 chi\u1ec1u l\u1edbn<\/li>\n<li>\u1ee8ng d\u1ee5ng linh ho\u1ea1t trong nhi\u1ec1u l\u0129nh v\u1ef1c<\/li>\n<\/ul>\n<figure id=\"attachment_26161\" aria-describedby=\"caption-attachment-26161\" style=\"width: 781px\" class=\"wp-caption aligncenter\"><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/interdata.vn\/blog\/wp-content\/uploads\/2025\/03\/Tam-quan-trong-cua-Support-Vector-Machine-trong-hoc-may.jpg\" alt=\"T\u1ea7m quan tr\u1ecdng c\u1ee7a Support Vector Machine trong h\u1ecdc m\u00e1y\" width=\"781\" height=\"597\" class=\"size-full wp-image-26161\" title=\"\" srcset=\"https:\/\/interdata.vn\/blog\/wp-content\/uploads\/2025\/03\/Tam-quan-trong-cua-Support-Vector-Machine-trong-hoc-may.jpg 781w, https:\/\/interdata.vn\/blog\/wp-content\/uploads\/2025\/03\/Tam-quan-trong-cua-Support-Vector-Machine-trong-hoc-may-300x229.jpg 300w, https:\/\/interdata.vn\/blog\/wp-content\/uploads\/2025\/03\/Tam-quan-trong-cua-Support-Vector-Machine-trong-hoc-may-768x587.jpg 768w, https:\/\/interdata.vn\/blog\/wp-content\/uploads\/2025\/03\/Tam-quan-trong-cua-Support-Vector-Machine-trong-hoc-may-750x573.jpg 750w\" sizes=\"auto, (max-width: 781px) 100vw, 781px\" \/><figcaption id=\"caption-attachment-26161\" class=\"wp-caption-text\">T\u1ea7m quan tr\u1ecdng c\u1ee7a Support Vector Machine trong h\u1ecdc m\u00e1y<\/figcaption><\/figure>\n<p>S\u1ee9c m\u1ea1nh c\u1ed1t l\u00f5i c\u1ee7a SVM \u0111\u1ebfn t\u1eeb kh\u1ea3 n\u0103ng x\u00e1c \u0111\u1ecbnh ranh gi\u1edbi ph\u00e2n t\u00e1ch r\u00f5 r\u00e0ng gi\u1eefa c\u00e1c l\u1edbp d\u1eef li\u1ec7u, ngay c\u1ea3 khi d\u1eef li\u1ec7u ph\u1ee9c t\u1ea1p. \u0110i\u1ec1u n\u00e0y khi\u1ebfn SVM tr\u1edf th\u00e0nh c\u00f4ng c\u1ee5 r\u1ea5t gi\u00e1 tr\u1ecb trong c\u00e1c l\u0129nh v\u1ef1c c\u1ea7n ph\u00e2n lo\u1ea1i ho\u1eb7c h\u1ed3i quy ch\u00ednh x\u00e1c.<\/p>\n<h2><span class=\"ez-toc-section\" id=\"Cac-loai-Support-Vector-Machine-chinh\"><\/span>C\u00e1c lo\u1ea1i Support Vector Machine ch\u00ednh<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>Support Vector Machine \u0111\u01b0\u1ee3c chia th\u00e0nh hai lo\u1ea1i ch\u00ednh: <strong>SVM tuy\u1ebfn t\u00ednh (Linear SVM)<\/strong> v\u00e0 <strong>SVM phi tuy\u1ebfn (Kernel SVM)<\/strong>.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"1-SVM-tuyen-tinh-Linear-SVM\"><\/span>1. SVM tuy\u1ebfn t\u00ednh (Linear SVM)<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>Linear SVM \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng cho c\u00e1c b\u00e0i to\u00e1n m\u00e0 d\u1eef li\u1ec7u c\u00f3 th\u1ec3 ph\u00e2n t\u00e1ch r\u00f5 r\u00e0ng b\u1eb1ng m\u1ed9t \u0111\u01b0\u1eddng th\u1eb3ng. Khi <a href=\"https:\/\/interdata.vn\/blog\/dataset-la-gi\/\">t\u1eadp d\u1eef li\u1ec7u<\/a> c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c chia th\u00e0nh c\u00e1c l\u1edbp b\u1eb1ng m\u1ed9t \u0111\u01b0\u1eddng th\u1eb3ng duy nh\u1ea5t, ta g\u1ecdi \u0111\u00f3 l\u00e0 d\u1eef li\u1ec7u ph\u00e2n t\u00e1ch tuy\u1ebfn t\u00ednh. B\u1ed9 ph\u00e2n lo\u1ea1i s\u1eed d\u1ee5ng c\u00e1ch ph\u00e2n t\u00e1ch n\u00e0y g\u1ecdi l\u00e0 <strong>Linear SVM classifier<\/strong>.<\/p>\n<p>M\u00e1y h\u1ed7 tr\u1ee3 vector tuy\u1ebfn t\u00ednh th\u01b0\u1eddng \u0111\u01b0\u1ee3c \u00e1p d\u1ee5ng trong c\u00e1c b\u00e0i to\u00e1n ph\u00e2n lo\u1ea1i ho\u1eb7c ph\u00e2n t\u00edch h\u1ed3i quy \u0111\u01a1n gi\u1ea3n.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"2-SVM-phi-tuyen-Kernel-SVM\"><\/span>2. SVM phi tuy\u1ebfn (Kernel SVM)<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>V\u1edbi c\u00e1c t\u1eadp d\u1eef li\u1ec7u kh\u00f4ng th\u1ec3 ph\u00e2n t\u00e1ch b\u1eb1ng m\u1ed9t \u0111\u01b0\u1eddng th\u1eb3ng, M\u00e1y h\u1ed7 tr\u1ee3 vector s\u1eed d\u1ee5ng h\u00e0m kernel \u0111\u1ec3 <a href=\"https:\/\/interdata.vn\/blog\/data-migration-la-gi\/\">chuy\u1ec3n d\u1eef li\u1ec7u<\/a> sang kh\u00f4ng gian c\u00f3 nhi\u1ec1u chi\u1ec1u h\u01a1n (t\u1eeb 2D sang kh\u00f4ng gian cao h\u01a1n), gi\u00fap d\u1ec5 d\u00e0ng t\u1ea1o ra si\u00eau ph\u1eb3ng ph\u00e2n t\u00e1ch gi\u1eefa c\u00e1c l\u1edbp. Ph\u01b0\u01a1ng ph\u00e1p n\u00e0y \u0111\u01b0\u1ee3c g\u1ecdi l\u00e0 <strong>Kernel SVM<\/strong> ho\u1eb7c <strong>non-linear SVM<\/strong>.<\/p>\n<p>Kernel SVM th\u01b0\u1eddng \u0111\u01b0\u1ee3c d\u00f9ng cho c\u00e1c b\u00e0i to\u00e1n t\u1ed1i \u01b0u h\u00f3a c\u00f3 nhi\u1ec1u bi\u1ebfn v\u00e0 y\u00eau c\u1ea7u ph\u00e2n lo\u1ea1i ph\u1ee9c t\u1ea1p.<\/p>\n<h2><span class=\"ez-toc-section\" id=\"SVM-hoat-dong-nhu-the-nao\"><\/span>SVM ho\u1ea1t \u0111\u1ed9ng nh\u01b0 th\u1ebf n\u00e0o?<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>Quy tr\u00ecnh x\u00e2y d\u1ef1ng m\u1ed9t m\u00f4 h\u00ecnh SVM classifier th\u01b0\u1eddng g\u1ed3m c\u00e1c b\u01b0\u1edbc sau:<\/p>\n<ul>\n<li><strong>Chia nh\u1ecf d\u1eef li\u1ec7u: <\/strong>Gi\u1ed1ng nh\u01b0 c\u00e1c m\u00f4 h\u00ecnh h\u1ecdc m\u00e1y kh\u00e1c, b\u1ea1n c\u1ea7n chia d\u1eef li\u1ec7u th\u00e0nh <strong>t\u1eadp hu\u1ea5n luy\u1ec7n (training set)<\/strong> v\u00e0 <strong>t\u1eadp ki\u1ec3m tra (testing set)<\/strong>. Vi\u1ec7c ph\u00e2n t\u00edch d\u1eef li\u1ec7u ban \u0111\u1ea7u (EDA \u2013 Exploratory Data Analysis) tuy kh\u00f4ng b\u1eaft bu\u1ed9c nh\u01b0ng r\u1ea5t n\u00ean th\u1ef1c hi\u1ec7n \u0111\u1ec3 ki\u1ec3m tra d\u1eef li\u1ec7u thi\u1ebfu ho\u1eb7c \u0111i\u1ec3m ngo\u1ea1i l\u1ec7.<\/li>\n<li><strong>T\u1ea1o v\u00e0 \u0111\u00e1nh gi\u00e1 m\u00f4 h\u00ecnh: <\/strong>B\u1ea1n c\u00f3 th\u1ec3 s\u1eed d\u1ee5ng th\u01b0 vi\u1ec7n nh\u01b0 <a href=\"https:\/\/interdata.vn\/blog\/scikit-learn-la-gi\/\">scikit-learn<\/a> \u0111\u1ec3 nh\u1eadp m\u00f4-\u0111un SVM. Sau \u0111\u00f3, hu\u1ea5n luy\u1ec7n m\u00f4 h\u00ecnh v\u1edbi t\u1eadp hu\u1ea5n luy\u1ec7n v\u00e0 th\u1ef1c hi\u1ec7n d\u1ef1 \u0111o\u00e1n. \u0110\u1ec3 \u0111\u00e1nh gi\u00e1 hi\u1ec7u qu\u1ea3, so s\u00e1nh k\u1ebft qu\u1ea3 d\u1ef1 \u0111o\u00e1n v\u1edbi d\u1eef li\u1ec7u ki\u1ec3m tra. Ngo\u00e0i \u0111\u1ed9 ch\u00ednh x\u00e1c, b\u1ea1n c\u0169ng n\u00ean xem x\u00e9t c\u00e1c ch\u1ec9 s\u1ed1 kh\u00e1c nh\u01b0 <strong>f1-score<\/strong>, <strong>precision<\/strong>, ho\u1eb7c <strong>recall<\/strong>.<\/li>\n<li><strong>\u0110i\u1ec1u ch\u1ec9nh si\u00eau <a href=\"https:\/\/interdata.vn\/blog\/tham-so-parameter-la-gi\/\">tham s\u1ed1<\/a> (<a href=\"https:\/\/interdata.vn\/blog\/hyperparameter-tuning-la-gi\/\">Hyperparameter tuning<\/a>): <\/strong>B\u1ea1n c\u00f3 th\u1ec3 c\u1ea3i thi\u1ec7n hi\u1ec7u su\u1ea5t m\u00f4 h\u00ecnh SVM b\u1eb1ng c\u00e1ch \u0111i\u1ec1u ch\u1ec9nh c\u00e1c si\u00eau tham s\u1ed1 nh\u01b0 <strong>kernel<\/strong>, <strong>C (h\u1ec7 s\u1ed1 \u0111i\u1ec1u chu\u1ea9n)<\/strong> v\u00e0 <strong>gamma<\/strong>. Qu\u00e1 tr\u00ecnh n\u00e0y th\u01b0\u1eddng \u0111\u01b0\u1ee3c th\u1ef1c hi\u1ec7n qua ph\u01b0\u01a1ng ph\u00e1p <strong>Grid Search<\/strong> k\u1ebft h\u1ee3p v\u1edbi <strong><a href=\"https:\/\/interdata.vn\/blog\/cross-validation-la-gi\/\">Cross-Validation<\/a><\/strong>, gi\u00fap t\u00ecm ra t\u1ed5 h\u1ee3p tham s\u1ed1 t\u1ed1i \u01b0u nh\u1ea5t.<\/li>\n<\/ul>\n<figure id=\"attachment_26163\" aria-describedby=\"caption-attachment-26163\" style=\"width: 800px\" class=\"wp-caption aligncenter\"><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/interdata.vn\/blog\/wp-content\/uploads\/2025\/03\/SVM-hoat-dong-nhu-the-nao.png\" alt=\"SVM ho\u1ea1t \u0111\u1ed9ng nh\u01b0 th\u1ebf n\u00e0o?\" width=\"800\" height=\"500\" class=\"size-full wp-image-26163\" title=\"\" srcset=\"https:\/\/interdata.vn\/blog\/wp-content\/uploads\/2025\/03\/SVM-hoat-dong-nhu-the-nao.png 800w, https:\/\/interdata.vn\/blog\/wp-content\/uploads\/2025\/03\/SVM-hoat-dong-nhu-the-nao-300x188.png 300w, https:\/\/interdata.vn\/blog\/wp-content\/uploads\/2025\/03\/SVM-hoat-dong-nhu-the-nao-768x480.png 768w, https:\/\/interdata.vn\/blog\/wp-content\/uploads\/2025\/03\/SVM-hoat-dong-nhu-the-nao-750x469.png 750w\" sizes=\"auto, (max-width: 800px) 100vw, 800px\" \/><figcaption id=\"caption-attachment-26163\" class=\"wp-caption-text\">SVM ho\u1ea1t \u0111\u1ed9ng nh\u01b0 th\u1ebf n\u00e0o?<\/figcaption><\/figure>\n<h2><span class=\"ez-toc-section\" id=\"Mot-so-uu-va-nhuoc-diem-cua-Support-Vector-Machine\"><\/span>M\u1ed9t s\u1ed1 \u01b0u v\u00e0 nh\u01b0\u1ee3c \u0111i\u1ec3m c\u1ee7a Support Vector Machine<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p><span>D\u01b0\u1edbi \u0111\u00e2y l\u00e0 m\u1ed9t s\u1ed1 \u01b0u v\u00e0 nh\u01b0\u1ee3c \u0111i\u1ec3m ch\u00ednh c\u1ee7a Support Vector Machine (SVM) b\u1ea1n n\u00ean t\u00ecm hi\u1ec3u \u0111\u1ec3 kh\u00e1m ph\u00e1 s\u00e2u h\u01a1n Support Vector Machine l\u00e0 g\u00ec.\u00a0<\/span><\/p>\n<h3><span class=\"ez-toc-section\" id=\"Uu-diem-cua-SVM\"><\/span>\u01afu \u0111i\u1ec3m c\u1ee7a SVM<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<ul>\n<li><strong>Hi\u1ec7u su\u1ea5t cao v\u1edbi d\u1eef li\u1ec7u nhi\u1ec1u chi\u1ec1u:<\/strong> SVM \u0111\u1eb7c bi\u1ec7t hi\u1ec7u qu\u1ea3 trong c\u00e1c b\u00e0i to\u00e1n c\u00f3 nhi\u1ec1u \u0111\u1eb7c tr\u01b0ng, ch\u1eb3ng h\u1ea1n nh\u01b0 ph\u00e2n lo\u1ea1i h\u00ecnh \u1ea3nh ho\u1eb7c ph\u00e2n t\u00edch bi\u1ec3u hi\u1ec7n gene.<\/li>\n<li><strong>X\u1eed l\u00fd phi tuy\u1ebfn t\u1ed1t:<\/strong> Nh\u1edd s\u1eed d\u1ee5ng c\u00e1c h\u00e0m kernel nh\u01b0 RBF (Radial Basis Function) ho\u1eb7c \u0111a th\u1ee9c (polynomial), SVM c\u00f3 th\u1ec3 x\u1eed l\u00fd c\u00e1c m\u1ed1i quan h\u1ec7 phi tuy\u1ebfn gi\u1eefa c\u00e1c \u0111\u1eb7c tr\u01b0ng.<\/li>\n<li><strong>Kh\u1ea3 n\u0103ng ch\u1ed1ng nhi\u1ec5u:<\/strong> Nh\u1edd c\u01a1 ch\u1ebf soft margin, SVM c\u00f3 th\u1ec3 b\u1ecf qua c\u00e1c ngo\u1ea1i l\u1ec7 (outliers), gi\u00fap t\u0103ng \u0111\u1ed9 \u1ed5n \u0111\u1ecbnh trong c\u00e1c b\u00e0i to\u00e1n nh\u01b0 ph\u00e1t hi\u1ec7n spam hay b\u1ea5t th\u01b0\u1eddng.<\/li>\n<li><strong>H\u1ed7 tr\u1ee3 t\u1ed1t cho c\u1ea3 ph\u00e2n lo\u1ea1i nh\u1ecb ph\u00e2n v\u00e0 ph\u00e2n lo\u1ea1i \u0111a l\u1edbp:<\/strong> \u0110i\u1ec1u n\u00e0y gi\u00fap SVM ph\u00f9 h\u1ee3p v\u1edbi nhi\u1ec1u t\u00ecnh hu\u1ed1ng, t\u1eeb ph\u00e2n lo\u1ea1i v\u0103n b\u1ea3n \u0111\u1ebfn ph\u00e2n t\u00edch d\u1eef li\u1ec7u n\u00e2ng cao.<\/li>\n<li><strong>Ti\u1ebft ki\u1ec7m b\u1ed9 nh\u1edb:<\/strong> SVM ch\u1ec9 t\u1eadp trung v\u00e0o c\u00e1c <strong>vector h\u1ed7 tr\u1ee3 (support vectors)<\/strong>, gi\u00fap gi\u1ea3m thi\u1ec3u m\u1ee9c s\u1eed d\u1ee5ng b\u1ed9 nh\u1edb so v\u1edbi c\u00e1c thu\u1eadt to\u00e1n kh\u00e1c.<\/li>\n<\/ul>\n<figure id=\"attachment_26164\" aria-describedby=\"caption-attachment-26164\" style=\"width: 493px\" class=\"wp-caption aligncenter\"><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/interdata.vn\/blog\/wp-content\/uploads\/2025\/03\/Mot-so-uu-va-nhuoc-diem-cua-Support-Vector-Machine.jpg\" alt=\"M\u1ed9t s\u1ed1 \u01b0u v\u00e0 nh\u01b0\u1ee3c \u0111i\u1ec3m c\u1ee7a Support Vector Machine\" width=\"493\" height=\"288\" class=\"size-full wp-image-26164\" title=\"\" srcset=\"https:\/\/interdata.vn\/blog\/wp-content\/uploads\/2025\/03\/Mot-so-uu-va-nhuoc-diem-cua-Support-Vector-Machine.jpg 493w, https:\/\/interdata.vn\/blog\/wp-content\/uploads\/2025\/03\/Mot-so-uu-va-nhuoc-diem-cua-Support-Vector-Machine-300x175.jpg 300w\" sizes=\"auto, (max-width: 493px) 100vw, 493px\" \/><figcaption id=\"caption-attachment-26164\" class=\"wp-caption-text\">M\u1ed9t s\u1ed1 \u01b0u v\u00e0 nh\u01b0\u1ee3c \u0111i\u1ec3m c\u1ee7a Support Vector Machine<\/figcaption><\/figure>\n<h3><span class=\"ez-toc-section\" id=\"Nhuoc-diem-cua-SVM\"><\/span>Nh\u01b0\u1ee3c \u0111i\u1ec3m c\u1ee7a SVM<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<ul>\n<li><strong>Th\u1eddi gian hu\u1ea5n luy\u1ec7n ch\u1eadm:<\/strong> V\u1edbi nh\u1eefng t\u1eadp <a href=\"https:\/\/interdata.vn\/blog\/big-data-la-gi\/\">d\u1eef li\u1ec7u l\u1edbn<\/a>, qu\u00e1 tr\u00ecnh hu\u1ea5n luy\u1ec7n SVM c\u00f3 th\u1ec3 m\u1ea5t nhi\u1ec1u th\u1eddi gian, \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn hi\u1ec7u su\u1ea5t trong c\u00e1c \u1ee9ng d\u1ee5ng <a href=\"https:\/\/interdata.vn\/blog\/data-mining-la-gi\/\">khai ph\u00e1 d\u1eef li\u1ec7u<\/a>.<\/li>\n<li><strong>Kh\u00f3 kh\u0103n trong vi\u1ec7c \u0111i\u1ec1u ch\u1ec9nh tham s\u1ed1:<\/strong> Vi\u1ec7c l\u1ef1a ch\u1ecdn h\u00e0m kernel v\u00e0 \u0111i\u1ec1u ch\u1ec9nh c\u00e1c tham s\u1ed1 nh\u01b0 C v\u00e0 gamma \u0111\u00f2i h\u1ecfi nhi\u1ec1u kinh nghi\u1ec7m v\u00e0 th\u1eed nghi\u1ec7m, n\u1ebfu kh\u00f4ng s\u1ebd \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn hi\u1ec7u qu\u1ea3 m\u00f4 h\u00ecnh.<\/li>\n<li><strong>Nh\u1ea1y c\u1ea3m v\u1edbi nhi\u1ec5u:<\/strong> SVM c\u00f3 th\u1ec3 g\u1eb7p kh\u00f3 kh\u0103n khi x\u1eed l\u00fd d\u1eef li\u1ec7u c\u00f3 nhi\u1ec1u nhi\u1ec5u ho\u1eb7c c\u00e1c l\u1edbp d\u1eef li\u1ec7u b\u1ecb ch\u1ed3ng l\u1ea5n nhau, l\u00e0m gi\u1ea3m \u0111\u1ed9 ch\u00ednh x\u00e1c.<\/li>\n<li><strong>Kh\u00f3 gi\u1ea3i th\u00edch:<\/strong> Do si\u00eau ph\u1eb3ng \u0111\u01b0\u1ee3c t\u1ea1o ra trong kh\u00f4ng gian nhi\u1ec1u chi\u1ec1u, m\u00f4 h\u00ecnh SVM th\u01b0\u1eddng kh\u00f3 di\u1ec5n gi\u1ea3i h\u01a1n so v\u1edbi c\u00e1c thu\u1eadt to\u00e1n kh\u00e1c.<\/li>\n<li><strong>Ph\u1ee5 thu\u1ed9c v\u00e0o vi\u1ec7c chu\u1ea9n h\u00f3a d\u1eef li\u1ec7u:<\/strong> M\u00f4 h\u00ecnh SVM r\u1ea5t nh\u1ea1y v\u1edbi vi\u1ec7c scale \u0111\u1eb7c tr\u01b0ng. N\u1ebfu kh\u00f4ng chu\u1ea9n h\u00f3a d\u1eef li\u1ec7u \u0111\u1ea7u v\u00e0o h\u1ee3p l\u00fd, hi\u1ec7u qu\u1ea3 m\u00f4 h\u00ecnh s\u1ebd gi\u1ea3m r\u00f5 r\u1ec7t.<\/li>\n<\/ul>\n<h2><span class=\"ez-toc-section\" id=\"So-sanh-SVM-voi-cac-mo-hinh-hoc-co-giam-sat-khac\"><\/span>So s\u00e1nh SVM v\u1edbi c\u00e1c m\u00f4 h\u00ecnh h\u1ecdc c\u00f3 gi\u00e1m s\u00e1t kh\u00e1c<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>Trong h\u1ecdc m\u00e1y, nhi\u1ec1u b\u1ed9 ph\u00e2n lo\u1ea1i (classifiers) kh\u00e1c nhau c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng cho c\u00f9ng m\u1ed9t b\u00e0i to\u00e1n. Do \u0111\u00f3, vi\u1ec7c th\u1eed nghi\u1ec7m v\u00e0 \u0111\u00e1nh gi\u00e1 nhi\u1ec1u m\u00f4 h\u00ecnh l\u00e0 \u0111i\u1ec1u c\u1ea7n thi\u1ebft \u0111\u1ec3 x\u00e1c \u0111\u1ecbnh m\u00f4 h\u00ecnh n\u00e0o ho\u1ea1t \u0111\u1ed9ng t\u1ed1t nh\u1ea5t.<\/p>\n<p>Tuy nhi\u00ean, hi\u1ec3u r\u00f5 \u0111i\u1ec3m m\u1ea1nh v\u00e0 \u0111i\u1ec3m y\u1ebfu c\u1ee7a t\u1eebng m\u00f4 h\u00ecnh s\u1ebd gi\u00fap b\u1ea1n \u0111\u00e1nh gi\u00e1 ch\u00ednh x\u00e1c m\u1ee9c \u0111\u1ed9 ph\u00f9 h\u1ee3p c\u1ee7a ch\u00fang v\u1edbi b\u00e0i to\u00e1n th\u1ef1c t\u1ebf c\u1ee7a m\u00ecnh.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"SVM-so-voi-Naive-Bayes\"><\/span>SVM so v\u1edbi Naive Bayes<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>C\u1ea3 SVM v\u00e0 <a href=\"https:\/\/interdata.vn\/blog\/naive-bayes-la-gi\/\">Naive Bayes<\/a> \u0111\u1ec1u \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng ph\u1ed5 bi\u1ebfn trong c\u00e1c b\u00e0i to\u00e1n ph\u00e2n lo\u1ea1i v\u0103n b\u1ea3n. Tuy nhi\u00ean, SVM th\u01b0\u1eddng ho\u1ea1t \u0111\u1ed9ng t\u1ed1t h\u01a1n khi d\u1eef li\u1ec7u kh\u00f4ng th\u1ec3 ph\u00e2n t\u00e1ch tuy\u1ebfn t\u00ednh. D\u00f9 v\u1eady, m\u00e1y h\u1ed7 tr\u1ee3 vector c\u1ea7n \u0111\u01b0\u1ee3c \u0111i\u1ec1u ch\u1ec9nh c\u00e1c si\u00eau tham s\u1ed1 v\u00e0 y\u00eau c\u1ea7u t\u00e0i nguy\u00ean t\u00ednh to\u00e1n cao h\u01a1n so v\u1edbi Naive Bayes.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"SVM-so-voi-Logistic-Regression\"><\/span>SVM so v\u1edbi Logistic Regression<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>SVM th\u01b0\u1eddng cho k\u1ebft qu\u1ea3 v\u01b0\u1ee3t tr\u1ed9i v\u1edbi c\u00e1c t\u1eadp d\u1eef li\u1ec7u nhi\u1ec1u chi\u1ec1u v\u00e0 kh\u00f4ng c\u00f3 c\u1ea5u tr\u00fac r\u00f5 r\u00e0ng, ch\u1eb3ng h\u1ea1n nh\u01b0 d\u1eef li\u1ec7u h\u00ecnh \u1ea3nh ho\u1eb7c v\u0103n b\u1ea3n, so v\u1edbi <a href=\"https:\/\/interdata.vn\/blog\/logistic-regression-la-gi\/\">Logistic Regression<\/a>. SVM c\u0169ng \u00edt b\u1ecb qu\u00e1 kh\u1edbp h\u01a1n v\u00e0 d\u1ec5 ph\u00e2n t\u00edch h\u01a1n. Tuy nhi\u00ean, t\u01b0\u01a1ng t\u1ef1 nh\u01b0 tr\u00ean, SVM ti\u00eau t\u1ed1n nhi\u1ec1u t\u00e0i nguy\u00ean t\u00ednh to\u00e1n h\u01a1n.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"SVM-so-voi-Cay-quyet-dinh-Decision-Trees\"><\/span>SVM so v\u1edbi C\u00e2y quy\u1ebft \u0111\u1ecbnh (Decision Trees)<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>SVM ho\u1ea1t \u0111\u1ed9ng hi\u1ec7u qu\u1ea3 h\u01a1n v\u1edbi d\u1eef li\u1ec7u c\u00f3 s\u1ed1 chi\u1ec1u cao v\u00e0 \u00edt b\u1ecb qu\u00e1 kh\u1edbp h\u01a1n so v\u1edbi c\u00e2y quy\u1ebft \u0111\u1ecbnh. Trong khi \u0111\u00f3, c\u00e2y quy\u1ebft \u0111\u1ecbnh c\u00f3 \u01b0u \u0111i\u1ec3m l\u00e0 th\u1eddi gian hu\u1ea5n luy\u1ec7n nhanh h\u01a1n, \u0111\u1eb7c bi\u1ec7t v\u1edbi t\u1eadp d\u1eef li\u1ec7u nh\u1ecf, v\u00e0 d\u1ec5 gi\u1ea3i th\u00edch h\u01a1n trong nhi\u1ec1u tr\u01b0\u1eddng h\u1ee3p.<\/p>\n<h3><span class=\"ez-toc-section\" id=\"SVM-so-voi-Mang-no-ron-Neural-Networks\"><\/span>SVM so v\u1edbi M\u1ea1ng n\u01a1-ron (Neural Networks)<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>Gi\u1ed1ng nh\u01b0 c\u00e1c m\u00f4 h\u00ecnh kh\u00e1c, m\u00e1y h\u1ed7 tr\u1ee3 vector c\u1ea7n nhi\u1ec1u th\u1eddi gian v\u00e0 t\u00e0i nguy\u00ean \u0111\u1ec3 hu\u1ea5n luy\u1ec7n, nh\u01b0ng l\u1ea1i c\u00f3 kh\u1ea3 n\u0103ng tr\u00e1nh qu\u00e1 kh\u1edbp t\u1ed1t h\u01a1n. Trong khi \u0111\u00f3, m\u1ea1ng n\u01a1-ron \u0111\u01b0\u1ee3c \u0111\u00e1nh gi\u00e1 l\u00e0 linh ho\u1ea1t h\u01a1n v\u00e0 c\u00f3 th\u1ec3 m\u1edf r\u1ed9ng d\u1ec5 d\u00e0ng trong quy m\u00f4 l\u1edbn.<\/p>\n<h2><span class=\"ez-toc-section\" id=\"Ung-dung-thuc-te-cua-SVM\"><\/span>\u1ee8ng d\u1ee5ng th\u1ef1c t\u1ebf c\u1ee7a SVM<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>Support Vector Machines (SVM) l\u00e0 m\u1ed9t c\u00f4ng c\u1ee5 m\u1ea1nh m\u1ebd v\u00e0 \u0111a n\u0103ng, \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng r\u1ed9ng r\u00e3i trong nhi\u1ec1u l\u0129nh v\u1ef1c kh\u00e1c nhau:<\/p>\n<ul>\n<li><strong>Ph\u00e2n lo\u1ea1i v\u0103n b\u1ea3n:<\/strong> SVM r\u1ea5t hi\u1ec7u qu\u1ea3 trong vi\u1ec7c ph\u00e2n lo\u1ea1i t\u00e0i li\u1ec7u, l\u1ecdc th\u01b0 r\u00e1c v\u00e0 ph\u00e2n nh\u00f3m tin t\u1ee9c ho\u1eb7c <a href=\"https:\/\/interdata.vn\/blog\/page-la-gi\/\">trang web<\/a>. M\u00f4 h\u00ecnh s\u1eed d\u1ee5ng c\u00e1c ng\u01b0\u1ee1ng v\u00e0 \u0111i\u1ec3m s\u1ed1 \u0111\u00e3 t\u00ednh to\u00e1n \u0111\u1ec3 \u0111\u01b0a ra quy\u1ebft \u0111\u1ecbnh ch\u00ednh x\u00e1c.<\/li>\n<li><strong>Tin sinh h\u1ecdc (Bioinformatics):<\/strong> Trong l\u0129nh v\u1ef1c y sinh, SVM \u0111\u00f3ng vai tr\u00f2 quan tr\u1ecdng trong vi\u1ec7c ph\u00e2n lo\u1ea1i protein, ph\u00e1t hi\u1ec7n ung th\u01b0 v\u00e0 ph\u00e2n t\u00edch bi\u1ec3u hi\u1ec7n gene. Nhi\u1ec1u nghi\u00ean c\u1ee9u cho th\u1ea5y SVM v\u01b0\u1ee3t tr\u1ed9i so v\u1edbi c\u00e1c ph\u01b0\u01a1ng ph\u00e1p kh\u00e1c trong c\u00e1c nhi\u1ec7m v\u1ee5 n\u00e0y.<\/li>\n<li><strong>Nh\u1eadn d\u1ea1ng h\u00ecnh \u1ea3nh:<\/strong> SVM x\u1eed l\u00fd d\u1eef li\u1ec7u \u0111i\u1ec3m \u1ea3nh \u0111\u1ec3 x\u00e1c \u0111\u1ecbnh khu\u00f4n m\u1eb7t v\u00e0 thi\u1ebft l\u1eadp ranh gi\u1edbi ph\u00e2n t\u00e1ch ch\u00ednh x\u00e1c. Nhi\u1ec1u h\u1ec7 th\u1ed1ng ph\u00e1t hi\u1ec7n khu\u00f4n m\u1eb7t hi\u1ec7n nay \u0111ang s\u1eed d\u1ee5ng c\u00f4ng ngh\u1ec7 n\u00e0y.<\/li>\n<li><strong>Nh\u1eadn d\u1ea1ng ch\u1eef vi\u1ebft tay:<\/strong> SVM ph\u00e2n t\u00edch \u0111\u1eb7c tr\u01b0ng c\u1ee7a t\u1eebng k\u00fd t\u1ef1 \u0111\u1ec3 chuy\u1ec3n \u0111\u1ed5i ch\u1eef vi\u1ebft tay th\u00e0nh v\u0103n b\u1ea3n s\u1ed1 m\u1ed9t c\u00e1ch ch\u00ednh x\u00e1c. \u1ee8ng d\u1ee5ng n\u00e0y th\u01b0\u1eddng \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng trong ng\u00e0nh b\u01b0u ch\u00ednh v\u00e0 l\u01b0u tr\u1eef k\u1ef9 thu\u1eadt s\u1ed1.<\/li>\n<li><strong>T\u00e0i ch\u00ednh:<\/strong> Trong l\u0129nh v\u1ef1c t\u00e0i ch\u00ednh, m\u00e1y h\u1ed7 tr\u1ee3 vector \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 ph\u00e2n t\u00edch th\u1ecb tr\u01b0\u1eddng ch\u1ee9ng kho\u00e1n v\u00e0 ph\u00e1t hi\u1ec7n gian l\u1eadn giao d\u1ecbch. Nh\u1edd kh\u1ea3 n\u0103ng x\u1eed l\u00fd d\u1eef li\u1ec7u nhi\u1ec1u chi\u1ec1u, SVM gi\u00fap d\u1ef1 \u0111o\u00e1n xu h\u01b0\u1edbng th\u1ecb tr\u01b0\u1eddng v\u00e0 nh\u1eadn di\u1ec7n c\u00e1c h\u00e0nh vi b\u1ea5t th\u01b0\u1eddng m\u1ed9t c\u00e1ch hi\u1ec7u qu\u1ea3.<\/li>\n<\/ul>\n<p>M\u00e1y h\u1ed7 tr\u1ee3 Vector kh\u00f4ng ch\u1ec9 l\u00e0 m\u1ed9t thu\u1eadt to\u00e1n h\u1ecdc m\u00e1y ph\u1ed5 bi\u1ebfn m\u00e0 c\u00f2n l\u00e0 c\u00f4ng c\u1ee5 m\u1ea1nh m\u1ebd trong c\u00e1c b\u00e0i to\u00e1n ph\u00e2n lo\u1ea1i v\u00e0 h\u1ed3i quy hi\u1ec7n \u0111\u1ea1i. Kh\u1ea3 n\u0103ng ho\u1ea1t \u0111\u1ed9ng t\u1ed1t trong kh\u00f4ng gian nhi\u1ec1u chi\u1ec1u, x\u1eed l\u00fd d\u1eef li\u1ec7u ph\u1ee9c t\u1ea1p v\u00e0 \u1ee9ng d\u1ee5ng linh ho\u1ea1t khi\u1ebfn m\u00e1y h\u1ed7 tr\u1ee3 Vector tr\u1edf th\u00e0nh l\u1ef1a ch\u1ecdn h\u00e0ng \u0111\u1ea7u cho nhi\u1ec1u l\u0129nh v\u1ef1c nh\u01b0 t\u00e0i ch\u00ednh, y t\u1ebf, AI, v\u00e0 c\u00f4ng ngh\u1ec7 th\u00f4ng tin.<\/p>\n<hr \/>\n<p>N\u1ebfu b\u1ea1n \u0111ang tri\u1ec3n khai c\u00e1c m\u00f4 h\u00ecnh h\u1ecdc m\u00e1y nh\u01b0 SVM, nhu c\u1ea7u v\u1ec1 h\u1ea1 t\u1ea7ng t\u00ednh to\u00e1n \u1ed5n \u0111\u1ecbnh v\u00e0 hi\u1ec7u n\u0103ng cao l\u00e0 \u0111i\u1ec1u kh\u00f4ng th\u1ec3 thi\u1ebfu. D\u1ecbch v\u1ee5 <a href=\"https:\/\/interdata.vn\/thue-vps\/\">thu\u00ea VPS ch\u1ea5t l\u01b0\u1ee3ng cao gi\u00e1 t\u1ed1t<\/a> t\u1ea1i InterData s\u1eed d\u1ee5ng ph\u1ea7n c\u1ee9ng th\u1ebf h\u1ec7 m\u1edbi v\u1edbi <a href=\"https:\/\/interdata.vn\/blog\/cpu-server\/\">CPU<\/a> AMD EPYC\/Intel Xeon Platinum, SSD NVMe U.2 v\u00e0 <a href=\"https:\/\/interdata.vn\/blog\/bang-thong-la-gi\/\">b\u0103ng th\u00f4ng<\/a> l\u1edbn. Ph\u00f9 h\u1ee3p \u0111\u1ec3 x\u1eed l\u00fd kh\u1ed1i l\u01b0\u1ee3ng d\u1eef li\u1ec7u l\u1edbn, m\u00f4 h\u00ecnh ph\u1ee9c t\u1ea1p ho\u1eb7c ch\u1ea1y th\u1eed nghi\u1ec7m h\u1ecdc m\u00e1y li\u00ean t\u1ee5c.<\/p>\n<p>Trong khi \u0111\u00f3, v\u1edbi nh\u1eefng ai c\u1ea7n kh\u1ea3 n\u0103ng m\u1edf r\u1ed9ng linh ho\u1ea1t,<a href=\"https:\/\/interdata.vn\/cloud-server\/\"> thu\u00ea Cloud Server gi\u00e1 r\u1ebb t\u1ed1c \u0111\u1ed9 cao<\/a> l\u00e0 l\u1ef1a ch\u1ecdn l\u00fd t\u01b0\u1edfng. <a href=\"https:\/\/interdata.vn\/blog\/cloud-server-may-chu-dam-may\/\">Cloud Server<\/a> c\u1ee7a <a href=\"https:\/\/interdata.vn\/\">InterData<\/a> mang \u0111\u1ebfn c\u1ea5u h\u00ecnh m\u1ea1nh, ho\u1ea1t \u0111\u1ed9ng \u1ed5n \u0111\u1ecbnh v\u00e0 t\u1ed1i \u01b0u dung l\u01b0\u1ee3ng \u2013 gi\u00fap tri\u1ec3n khai c\u00e1c d\u1ef1 \u00e1n h\u1ecdc m\u00e1y nh\u01b0 SVM nhanh ch\u00f3ng, ti\u1ebft ki\u1ec7m v\u00e0 \u0111\u00e1ng tin c\u1eady ngay c\u1ea3 khi b\u1ea1n \u0111ang trong giai \u0111o\u1ea1n th\u1eed nghi\u1ec7m m\u00f4 h\u00ecnh AI quy m\u00f4 l\u1edbn.<\/p>\n<p>H\u00e3y li\u00ean h\u1ec7 ngay \u0111\u1ec3 \u0111\u01b0\u1ee3c t\u01b0 v\u1ea5n gi\u1ea3i ph\u00e1p ph\u00f9 h\u1ee3p v\u1edbi nhu c\u1ea7u c\u1ee7a b\u1ea1n!<\/p>\n<p><strong>INTERDATA<\/strong><\/p>\n<ul>\n<li><strong>Website:<\/strong>\u00a0Interdata.vn<\/li>\n<li><strong>Hotline:<\/strong>\u00a01900-636822<\/li>\n<li><strong>Email:<\/strong>\u00a0Info@interdata.vn<\/li>\n<li><strong>VP\u0110D:<\/strong>\u00a0240 Nguy\u1ec5n \u0110\u00ecnh Ch\u00ednh, P.11. Q. Ph\u00fa Nhu\u1eadn, TP. Ho\u0302\u0300 Ch\u00ed Minh<\/li>\n<li><strong>VPGD:<\/strong>\u00a0S\u1ed1 211 \u0110\u01b0\u1eddng s\u1ed1 5, K\u0110T Lakeview City, P. An Ph\u00fa, TP. Th\u1ee7 \u0110\u1ee9c, TP. H\u1ed3 Ch\u00ed Minh<\/li>\n<\/ul>\n","protected":false},"excerpt":{"rendered":"<p>Support Vector Machine (SVM) l\u00e0 m\u1ed9t trong nh\u1eefng thu\u1eadt to\u00e1n h\u1ecdc m\u00e1y c\u00f3 gi\u00e1m s\u00e1t m\u1ea1nh m\u1ebd nh\u1ea5t hi\u1ec7n nay. Nh\u1edd kh\u1ea3 n\u0103ng x\u1eed l\u00fd d\u1eef li\u1ec7u nhi\u1ec1u chi\u1ec1u v\u00e0 ph\u00e2n lo\u1ea1i ch\u00ednh x\u00e1c, SVM \u0111\u01b0\u1ee3c \u1ee9ng d\u1ee5ng r\u1ed9ng r\u00e3i trong y t\u1ebf, t\u00e0i ch\u00ednh, nh\u1eadn d\u1ea1ng h\u00ecnh \u1ea3nh, v\u0103n b\u1ea3n v\u00e0 nhi\u1ec1u l\u0129nh v\u1ef1c<\/p>\n","protected":false},"author":11,"featured_media":26165,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[108],"tags":[128],"class_list":["post-26158","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-ai","tag-support-vector-machine"],"_links":{"self":[{"href":"https:\/\/interdata.vn\/blog\/wp-json\/wp\/v2\/posts\/26158","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/interdata.vn\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/interdata.vn\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/interdata.vn\/blog\/wp-json\/wp\/v2\/users\/11"}],"replies":[{"embeddable":true,"href":"https:\/\/interdata.vn\/blog\/wp-json\/wp\/v2\/comments?post=26158"}],"version-history":[{"count":3,"href":"https:\/\/interdata.vn\/blog\/wp-json\/wp\/v2\/posts\/26158\/revisions"}],"predecessor-version":[{"id":26232,"href":"https:\/\/interdata.vn\/blog\/wp-json\/wp\/v2\/posts\/26158\/revisions\/26232"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/interdata.vn\/blog\/wp-json\/wp\/v2\/media\/26165"}],"wp:attachment":[{"href":"https:\/\/interdata.vn\/blog\/wp-json\/wp\/v2\/media?parent=26158"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/interdata.vn\/blog\/wp-json\/wp\/v2\/categories?post=26158"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/interdata.vn\/blog\/wp-json\/wp\/v2\/tags?post=26158"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}