{"id":2051,"date":"2026-07-27T02:28:09","date_gmt":"2026-07-27T02:28:09","guid":{"rendered":"https:\/\/www.vpascode.com\/vn\/docs\/uncategorized\/parallel-chart-multi-dimensional-data-analysis-guide\/"},"modified":"2026-07-27T02:28:09","modified_gmt":"2026-07-27T02:28:09","slug":"parallel-chart-multi-dimensional-data-analysis-guide","status":"publish","type":"ld_docs","link":"https:\/\/www.vpascode.com\/vn\/docs\/vpascode-docs\/parallel-chart-multi-dimensional-data-analysis-guide\/","title":{"rendered":"Bi\u1ec3u \u0111\u1ed3 Song song: Ph\u00e2n t\u00edch d\u1eef li\u1ec7u \u0111a chi\u1ec1u"},"content":{"rendered":"

Khi so s\u00e1nh c\u00e1c \u0111i\u1ec3m d\u1eef li\u1ec7u \u0111a bi\u1ebfn tr\u00ean nhi\u1ec1u tr\u1ee5c s\u1ed1 h\u1ecdc ho\u1eb7c ph\u00e2n lo\u1ea1i c\u00f9ng l\u00fac, th\u00ecBi\u1ec3u \u0111\u1ed3 T\u1ecda \u0111\u1ed9 Song song<\/strong>l\u00e0 m\u1ed9t c\u00f4ng c\u1ee5 tr\u1ef1c quan thi\u1ebft y\u1ebfu. Thay v\u00ec \u00e1nh x\u1ea1 t\u1ecda \u0111\u1ed9 l\u00ean c\u00e1c tr\u1ee5c ngang v\u00e0 d\u1ecdc vu\u00f4ng g\u00f3c, c\u00e1c bi\u1ec3u \u0111\u1ed3 song song s\u1eafp x\u1ebfp t\u1ea5t c\u1ea3 c\u00e1c chi\u1ec1u c\u1ea1nh nhau nh\u01b0 nh\u1eefng \u0111\u01b0\u1eddng song song. C\u00e1c m\u1ee5c d\u1eef li\u1ec7u ri\u00eang l\u1ebb \u0111\u01b0\u1ee3c bi\u1ec3u di\u1ec5n d\u01b0\u1edbi d\u1ea1ng c\u00e1c \u0111\u01b0\u1eddng polyline li\u00ean t\u1ee5c c\u1eaft ngang m\u1ed7i tr\u1ee5c, gi\u00fap d\u1ec5 d\u00e0ng nh\u1eadn di\u1ec7nnh\u00f3m d\u1eef li\u1ec7u \u0111a thu\u1ed9c t\u00ednh, c\u00e1c th\u1ecfa hi\u1ec7p, t\u01b0\u01a1ng quan v\u00e0 c\u00e1c \u0111i\u1ec3m ngo\u1ea1i l\u1ec7<\/em>\u2014v\u00ed d\u1ee5 nh\u01b0 so s\u00e1nh c\u00e1c m\u1eabu xe theo c\u00f4ng su\u1ea5t, tr\u1ecdng l\u01b0\u1ee3ng, hi\u1ec7u su\u1ea5t nhi\u00ean li\u1ec7u, gi\u00e1 c\u1ea3 v\u00e0 \u0111i\u1ec3m an to\u00e0n.<\/p>\n

C\u01a1 ch\u1ebf c\u1ee7a Bi\u1ec3u \u0111\u1ed3 Song song<\/h2>\n

Trong Apache ECharts, c\u00e1c bi\u1ec3u \u0111\u1ed3 t\u1ecda \u0111\u1ed9 song song d\u1ef1a v\u00e0o m\u1ed9t kh\u1ed1i c\u1ea5u h\u00ecnh chuy\u00ean d\u1ee5ngparallelAxis<\/code>kh\u1ed1i c\u1ea5u h\u00ecnh x\u00e1c \u0111\u1ecbnh m\u1ed7i thang \u0111o song song (ch\u1ec9 s\u1ed1 tr\u1ee5c, t\u00ean chi\u1ec1u v\u00e0 ki\u1ec3u d\u1eef li\u1ec7u). Chu\u1ed7i bi\u1ec3u \u0111\u1ed3 thi\u1ebft l\u1eadptype: 'parallel'<\/code>v\u00e0 \u00e1nh x\u1ea1 c\u00e1c h\u00e0ng c\u1ee7a m\u1ea3ng gi\u00e1 tr\u1ecb nhi\u1ec1u ph\u1ea7n t\u1eed v\u00e0o m\u1ed7i ch\u1ec9 s\u1ed1 tr\u1ee5c t\u01b0\u01a1ng \u1ee9ng.<\/p>\n

1. C\u00e0i \u0111\u1eb7t c\u01a1 b\u1ea3n<\/h3>\n

\u0110\u1ec3 x\u00e2y d\u1ef1ng m\u1ed9t bi\u1ec3u \u0111\u1ed3 song song c\u01a1 b\u1ea3n, h\u00e3y x\u00e1c \u0111\u1ecbnh c\u00e1c chi\u1ec1u c\u1ee7a b\u1ea1n trong m\u1ea3ngparallelAxis<\/code>v\u00e0 truy\u1ec1n c\u00e1c m\u1ea3ng t\u1ecda \u0111\u1ed9 t\u01b0\u01a1ng \u1ee9ng b\u00ean trong ph\u1ea7n seriesdata<\/code>:<\/p>\n

\n
\nECharts<\/span>
\n
\n<\/path><\/path><\/svg>
\nCh\u1ec9nh s\u1eeda ECharts trong VPasCode<\/span>
\n<\/a>\n<\/div>\n
\n
\r\n
\r\n ECharts<\/span>\r\n \r\n <\/path><\/path><\/svg>\r\n Edit ECharts in VPasCode<\/span>\r\n <\/a>\r\n <\/div>\r\n
\r\n 
option = {\r\n    parallelAxis: [\r\n        { dim: 0, name: 'Gi\u00e1 ($)' },\r\n        { dim: 1, name: 'X\u1ebfp h\u1ea1ng' },\r\n        { dim: 2, name: 'Kh\u1ed1i l\u01b0\u1ee3ng (kg)' },\r\n        { dim: 3, name: 'C\u00f4ng su\u1ea5t (HP)' }\r\n    ],\r\n    series: [\r\n        {\r\n            type: 'parallel',\r\n            lineStyle: {\r\n                width: 2\r\n            },\r\n            data: [\r\n                [1299, 4.5, 1.2, 120],\r\n                [899, 4.0, 1.5, 95],\r\n                [1599, 4.8, 1.1, 150],\r\n                [499, 3.5, 2.0, 80],\r\n                [2100, 4.9, 0.9, 180]\r\n            ]\r\n        }\r\n    ]\r\n};<\/code><\/pre>                <\/div>\r\n                
\r\n                    \r\n                        <\/path><\/path><\/svg>\r\n                        Edit ECharts in VPasCode<\/span>\r\n                    <\/a>\r\n                <\/div>\r\n            <\/div>\r\n            \n<\/p><\/div>\n
\n
\n<\/path><\/path><\/svg>
\nCh\u1ec9nh s\u1eeda ECharts trong VPasCode<\/span>
\n<\/a>\n<\/div>\n<\/div>\n
\"\"<\/p>\n
\u00a0<\/p>\n
C\u00e1c k\u1ef9 thu\u1eadt c\u1ea5u tr\u00fac n\u00e2ng cao<\/h2>\n
C\u00e1c bi\u1ec3u \u0111\u1ed3 song song c\u00f3 th\u1ec3 k\u1ebft h\u1ee3p v\u1edbi c\u00e1c d\u1ea3i m\u00e0u tr\u1ef1c quan ho\u1eb7c c\u00e1c thang \u0111o ph\u00e2n lo\u1ea1i h\u1ed7n h\u1ee3p \u0111\u1ec3 \u0111\u00e1nh gi\u00e1 c\u00e1c th\u1ecfa hi\u1ec7p ph\u1ee9c t\u1ea1p gi\u1eefa c\u00e1c danh m\u1ee5c s\u1ea3n ph\u1ea9m kh\u00e1c nhau.<\/p>\n
1. D\u1ea3i m\u00e0u chuy\u1ec3n \u0111\u1ed9 tr\u1ef1c quan tr\u00ean c\u00e1c chi\u1ec1u<\/h3>\n
K\u1ebft h\u1ee3p m\u1ed9tvisualMap<\/code>th\u00e0nh ph\u1ea7n v\u1edbi m\u1ed9t chi\u1ec1u tr\u1ee5c ch\u00ednh (v\u00ed d\u1ee5: \u00e1nh x\u1ea1 m\u00e0u \u0111\u01b0\u1eddng n\u00e9t theo x\u1ebfp h\u1ea1ng hi\u1ec7u su\u1ea5t) \u0111\u1ec3 ngay l\u1eadp t\u1ee9c l\u00e0m n\u1ed5i b\u1eadt c\u00e1c \u0111\u1ed1i t\u01b0\u1ee3ng h\u00e0ng \u0111\u1ea7u tr\u00ean t\u1ea5t c\u1ea3 c\u00e1c tr\u1ee5c song song:<\/p>\n
\n
\nECharts<\/span>
\n
\n<\/path><\/path><\/svg>
\nCh\u1ec9nh s\u1eeda ECharts trong VPasCode<\/span>
\n<\/a>\n<\/div>\n
\n            
\r\n                                
\r\n                    ECharts<\/span>\r\n                    \r\n                        <\/path><\/path><\/svg>\r\n                        Edit ECharts in VPasCode<\/span>\r\n                    <\/a>\r\n                <\/div>\r\n                                
\r\n                    
option = {\r\n    parallelAxis: [\r\n        { dim: 0, name: 'L\u00f5i CPU' },\r\n        { dim: 1, name: 'RAM (GB)' },\r\n        { dim: 2, name: 'L\u01b0u tr\u1eef (TB)' },\r\n        { dim: 3, name: 'Chi ph\u00ed h\u00e0ng th\u00e1ng ($)', min: 0, max: 200 }\r\n    ],\r\n    visualMap: {\r\n        show: true,\r\n        type: 'li\u00ean t\u1ee5c',\r\n        min: 0,\r\n        max: 200,\r\n        dimension: 3, \/\/ M\u00e0u \u0111\u01b0\u1eddng \u0111i c\u1ee7a \u0111\u01b0\u1eddng th\u1eb3ng d\u1ef1a tr\u00ean ch\u1ec9 s\u1ed1 chi\u1ec1u 3 (Chi ph\u00ed h\u00e0ng th\u00e1ng)\r\n        inRange: {\r\n            color: ['#91cc75', '#fac858', '#ee6666'] \/\/ Xanh l\u00e1 (Chi ph\u00ed th\u1ea5p) \u0111\u1ebfn \u0110\u1ecf (Chi ph\u00ed cao)\r\n        },\r\n        orient: 'ngang',\r\n        top: '2%',\r\n        left: 'gi\u1eefa'\r\n    },\r\n    parallel: {\r\n        top: '18%',\r\n        bottom: '10%'\r\n    },\r\n    series: [\r\n        {\r\n            type: 'parallel',\r\n            lineStyle: {\r\n                width: 3,\r\n                opacity: 0.8\r\n            },\r\n            data: [\r\n                [4, 8, 0.5, 25],\r\n                [8, 16, 1.0, 50],\r\n                [16, 32, 2.0, 110],\r\n                [32, 64, 4.0, 185],\r\n                [12, 24, 1.5, 80]\r\n            ]\r\n        }\r\n    ]\r\n};<\/code><\/pre>                <\/div>\r\n                
\r\n                    \r\n                        <\/path><\/path><\/svg>\r\n                        Edit ECharts in VPasCode<\/span>\r\n                    <\/a>\r\n                <\/div>\r\n            <\/div>\r\n            \n<\/p><\/div>\n
\n
\n<\/path><\/path><\/svg>
\nCh\u1ec9nh s\u1eeda ECharts trong VPasCode<\/span>
\n<\/a>\n<\/div>\n<\/div>\n
\"\"<\/p>\n
\u00a0<\/p>\n
Tinh ch\u1ec9nh b\u1ed1 c\u1ee5c v\u00e0 l\u1ecdc t\u01b0\u01a1ng t\u00e1c<\/h2>\n
Vi\u1ec7c th\u00eam c\u00e1c \u0111\u01b0\u1eddng cong m\u01b0\u1ee3t m\u00e0 v\u00e0 \u0111\u1ed9 trong su\u1ed1t c\u1ee7a \u0111\u01b0\u1eddng th\u1eb3ng gi\u00fap ng\u0103n c\u00e1c lu\u1ed3ng d\u1eef li\u1ec7u d\u00e0y \u0111\u1eb7c, ch\u00e9o nhau l\u00e0m qu\u00e1 t\u1ea3i giao di\u1ec7n ng\u01b0\u1eddi d\u00f9ng.<\/p>\n
1. C\u00e1c \u0111\u01b0\u1eddng \u0111i cong m\u01b0\u1ee3t v\u00e0 c\u00e1c lu\u1ed3ng c\u00f3 \u0111\u1ed9 trong su\u1ed1t th\u1ea5p<\/h3>\n
Thi\u1ebft l\u1eadp smooth: true<\/code>v\u00e0 gi\u1ea3m \u0111\u1ed9 trong su\u1ed1t c\u1ee7a \u0111\u01b0\u1eddng th\u1eb3ng \u0111\u1ec3 c\u00e1c v\u00f9ng ch\u1ed3ng ch\u00e9o v\u00e0 t\u1eadp trung d\u1eef li\u1ec7u d\u00e0y \u0111\u1eb7c hi\u1ec3n th\u1ecb m\u1ed9t c\u00e1ch t\u1ef1 nhi\u00ean:<\/p>\n
\n
\nECharts<\/span>
\n
\n<\/path><\/path><\/svg>
\nCh\u1ec9nh s\u1eeda ECharts trong VPasCode<\/span>
\n<\/a>\n<\/div>\n
\n            
\r\n                                
\r\n                    ECharts<\/span>\r\n                    \r\n                        <\/path><\/path><\/svg>\r\n                        Edit ECharts in VPasCode<\/span>\r\n                    <\/a>\r\n                <\/div>\r\n                                
\r\n                    
option = {\r\n    parallelAxis: [\r\n        { dim: 0, name: '\u0110i\u1ec3m A' },\r\n        { dim: 1, name: '\u0110i\u1ec3m B' },\r\n        { dim: 2, name: '\u0110i\u1ec3m C' },\r\n        { dim: 3, name: '\u0110i\u1ec3m D' },\r\n        { dim: 4, name: '\u0110i\u1ec3m E' }\r\n    ],\r\n    parallel: {\r\n        left: '10%',\r\n        right: '10%',\r\n        bottom: '12%',\r\n        top: '12%'\r\n    },\r\n    series: [\r\n        {\r\n            type: 'parallel',\r\n            smooth: true, \/\/ \u0110\u01b0\u1eddng cong c\u00e1c \u0111\u01b0\u1eddng \u0111i \u0111\u1ec3 h\u00ecnh \u1ea3nh r\u00f5 r\u00e0ng h\u01a1n\r\n            lineStyle: {\r\n                color: '#5470c6',\r\n                width: 2,\r\n                opacity: 0.45\r\n            },\r\n            data: [\r\n                [85, 92, 78, 90, 88],\r\n                [70, 65, 80, 72, 75],\r\n                [95, 88, 92, 96, 94],\r\n                [60, 75, 68, 62, 70],\r\n                [88, 90, 85, 89, 91],\r\n                [78, 82, 74, 80, 83]\r\n            ]\r\n        }\r\n    ]\r\n};<\/code><\/pre>                <\/div>\r\n                
\r\n                    \r\n                        <\/path><\/path><\/svg>\r\n                        Edit ECharts in VPasCode<\/span>\r\n                    <\/a>\r\n                <\/div>\r\n            <\/div>\r\n            \n<\/p><\/div>\n
\n
\n<\/path><\/path><\/svg>
\nCh\u1ec9nh s\u1eeda ECharts trong VPasCode<\/span>
\n<\/a>\n<\/div>\n<\/div>\n
\"\"<\/p>\n
\u00a0<\/p>\n
C\u00e1c th\u1ef1c h\u00e0nh t\u1ed1t chi\u1ebfn l\u01b0\u1ee3c<\/h2>\n
    \n
  • S\u1eafp x\u1ebfp c\u00e1c tr\u1ee5c m\u1ed9t c\u00e1ch c\u1ea9n tr\u1ecdng:<\/strong>\u0110\u1eb7t c\u00e1c ch\u1ec9 s\u1ed1 c\u00f3 m\u1ed1i t\u01b0\u01a1ng quan m\u1ea1nh ho\u1eb7c c\u00f3 th\u1ec3 so s\u00e1nh tr\u1ef1c ti\u1ebfp tr\u00ean c\u00e1c tr\u1ee5c k\u1ec1 nhau \u0111\u1ec3 d\u1ec5 d\u00e0ng nh\u1eadn di\u1ec7n m\u1ed1i quan h\u1ec7 v\u00e0 xu h\u01b0\u1edbng giao thoa.<\/li>\n
  • S\u1eed d\u1ee5ng \u0111\u1ed9 trong su\u1ed1t th\u1ea5p cho d\u1eef li\u1ec7u c\u00f3 kh\u1ed1i l\u01b0\u1ee3ng l\u1edbn:<\/strong>Khi v\u1ebd h\u00e0ng ch\u1ee5c ho\u1eb7c h\u00e0ng tr\u0103m \u0111\u01b0\u1eddng th\u1eb3ng, gi\u1ea3m lineStyle.opacity<\/code> xu\u1ed1ng 0.2<\/code>\u20130.5<\/code>\u0111\u1ec3 c\u00e1c xu h\u01b0\u1edbng ch\u1ed3ng ch\u00e9o t\u1ea1o th\u00e0nh c\u00e1c d\u1ea3i \u0111\u1eadm, t\u1eadp trung cao m\u1ed9t c\u00e1ch t\u1ef1 nhi\u00ean.<\/li>\n
  • K\u00edch ho\u1ea1t smooth: true<\/code>cho c\u00e1c t\u1eadp d\u1eef li\u1ec7u ph\u1ee9c t\u1ea1p:<\/strong>\u00c1p d\u1ee5ng \u0111\u1ed9 cong nh\u1eb9 nh\u00e0ng cho c\u00e1c \u0111\u01b0\u1eddng \u0111i c\u1ee7a \u0111\u01b0\u1eddng th\u1eb3ng s\u1ebd gi\u1ea3m c\u00e1c g\u00f3c nh\u00ecn s\u1eafc n\u00e9t khi c\u00e1c lu\u1ed3ng d\u1eef li\u1ec7u \u0111i qua nhi\u1ec1u tr\u1ee5c song song li\u00ean ti\u1ebfp.<\/li>\n<\/ul>\n","protected":false},"excerpt":{"rendered":"
    Khi so s\u00e1nh c\u00e1c \u0111i\u1ec3m d\u1eef li\u1ec7u \u0111a bi\u1ebfn tr\u00ean nhi\u1ec1u tr\u1ee5c s\u1ed1 h\u1ecdc ho\u1eb7c ph\u00e2n lo\u1ea1i c\u00f9ng l\u00fac, th\u00ecBi\u1ec3u \u0111\u1ed3 T\u1ecda \u0111\u1ed9 Song songl\u00e0 m\u1ed9t c\u00f4ng c\u1ee5 tr\u1ef1c quan thi\u1ebft y\u1ebfu. Thay v\u00ec \u00e1nh x\u1ea1 t\u1ecda \u0111\u1ed9 l\u00ean c\u00e1c…<\/p>\n","protected":false},"author":3,"featured_media":0,"parent":0,"menu_order":19,"template":"","meta":{"inline_featured_image":false,"site-sidebar-layout":"default","site-content-layout":"","ast-site-content-layout":"default","site-content-style":"default","site-sidebar-style":"default","ast-global-header-display":"","ast-banner-title-visibility":"","ast-main-header-display":"","ast-hfb-above-header-display":"","ast-hfb-below-header-display":"","ast-hfb-mobile-header-display":"","site-post-title":"","ast-breadcrumbs-content":"","ast-featured-img":"","footer-sml-layout":"","ast-disable-related-posts":"","theme-transparent-header-meta":"default","adv-header-id-meta":"","stick-header-meta":"","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","astra-migrate-meta-layouts":"set","ast-page-background-enabled":"default","ast-page-background-meta":{"desktop":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"ast-content-background-meta":{"desktop":{"background-color":"var(--ast-global-color-4)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"var(--ast-global-color-4)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"var(--ast-global-color-4)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}}},"ld_collection":[14],"class_list":["post-2051","ld_docs","type-ld_docs","status-publish","hentry","ld_collection-vpascode-docs"],"yoast_head":"\nECharts 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