{"id":1922,"date":"2025-03-12T15:15:23","date_gmt":"2025-03-12T07:15:23","guid":{"rendered":"http:\/\/110.42.248.92\/onsite-learning-center\/?page_id=1922"},"modified":"2025-03-12T15:20:45","modified_gmt":"2025-03-12T07:20:45","slug":"%e5%bc%80%e5%a7%8b-%e9%a2%84%e6%b5%8b-%e8%bd%a8%e8%bf%b9%e9%a2%84%e6%b5%8b%ef%bc%9a%e5%8d%95%e8%bd%a6%e5%8d%95%e6%a8%a1%e6%80%81%e8%bd%a6%e8%bd%a8%e8%bf%b9%e9%a2%84%e6%b5%8b","status":"publish","type":"page","link":"http:\/\/110.42.248.92\/onsite-learning-center\/en\/%e5%bf%ab%e9%80%9f%e5%bc%80%e5%a7%8b\/%e5%bc%80%e5%a7%8b-%e9%a2%84%e6%b5%8b\/%e5%bc%80%e5%a7%8b-%e9%a2%84%e6%b5%8b-%e8%bd%a8%e8%bf%b9%e9%a2%84%e6%b5%8b%ef%bc%9a%e5%8d%95%e8%bd%a6%e5%8d%95%e6%a8%a1%e6%80%81%e8%bd%a6%e8%bd%a8%e8%bf%b9%e9%a2%84%e6%b5%8b\/","title":{"rendered":"Start - Prediction - Single-Vehicle Trajectory Prediction"},"content":{"rendered":"<div class=\"fusion-fullwidth fullwidth-box fusion-builder-row-1 fusion-flex-container has-pattern-background has-mask-background nonhundred-percent-fullwidth non-hundred-percent-height-scrolling\" style=\"--awb-border-radius-top-left:0px;--awb-border-radius-top-right:0px;--awb-border-radius-bottom-right:0px;--awb-border-radius-bottom-left:0px;--awb-flex-wrap:wrap;\" ><div class=\"fusion-builder-row fusion-row fusion-flex-align-items-flex-start fusion-flex-content-wrap\" style=\"max-width:1248px;margin-left: calc(-4% \/ 2 );margin-right: calc(-4% \/ 2 );\"><div class=\"fusion-layout-column fusion_builder_column fusion-builder-column-0 fusion_builder_column_1_4 1_4 fusion-flex-column\" style=\"--awb-bg-size:cover;--awb-width-large:25%;--awb-margin-top-large:0px;--awb-spacing-right-large:7.68%;--awb-margin-bottom-large:20px;--awb-spacing-left-large:7.68%;--awb-width-medium:25%;--awb-order-medium:0;--awb-spacing-right-medium:7.68%;--awb-spacing-left-medium:7.68%;--awb-width-small:100%;--awb-order-small:0;--awb-spacing-right-small:1.92%;--awb-spacing-left-small:1.92%;\"><div class=\"fusion-column-wrapper fusion-column-has-shadow fusion-flex-justify-content-flex-start fusion-content-layout-column\"><div class=\"fusion-text fusion-text-1\"><\/div><nav class=\"awb-menu awb-menu_column awb-menu_em-click mobile-mode-collapse-to-button awb-menu_icons-left awb-menu_dc-yes mobile-trigger-fullwidth-off awb-menu_mobile-toggle mobile-size-full-absolute loading mega-menu-loading awb-menu_desktop awb-menu_v-stacked awb-submenu_cm_accordion\" style=\"--awb-line-height:var(--awb-typography3-line-height);--awb-margin-top:80px;--awb-margin-bottom:80px;--awb-text-transform:var(--awb-typography3-text-transform);--awb-bg:hsla(var(--awb-color5-h),var(--awb-color5-s),var(--awb-color5-l),calc(var(--awb-color5-a) - 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98%));--awb-mobile-trigger-font-size:22px;--awb-mobile-trigger-color:var(--awb-color8);--awb-mobile-nav-trigger-bottom-margin:10px;--awb-mobile-font-size:var(--awb-typography3-font-size);--awb-mobile-text-transform:var(--awb-typography3-text-transform);--awb-mobile-line-height:var(--awb-typography3-line-height);--awb-mobile-letter-spacing:var(--awb-typography3-letter-spacing);--awb-mobile-justify:center;--awb-mobile-caret-left:auto;--awb-mobile-caret-right:0;--awb-box-shadow: 0px 0px 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class=\"collapsed-nav-text\">Menu<\/span><span class=\"awb-menu__m-collapse-icon\"><span class=\"awb-menu__m-collapse-icon-open fa-bars fas\"><\/span><span class=\"awb-menu__m-collapse-icon-close fa-times fas\"><\/span><\/span><\/span><\/button><ul id=\"menu-%e5%bf%ab%e9%80%9f%e5%bc%80%e5%a7%8b\" class=\"fusion-menu awb-menu__main-ul awb-menu__main-ul_column\"><li  id=\"menu-item-898\"  class=\"menu-item menu-item-type-post_type menu-item-object-page menu-item-has-children menu-item-898 awb-menu__li awb-menu__main-li awb-menu__main-li_regular\"  data-item-id=\"898\"><span class=\"awb-menu__main-background-default awb-menu__main-background-default_fade\"><\/span><span class=\"awb-menu__main-background-active awb-menu__main-background-active_fade\"><\/span><a  href=\"http:\/\/110.42.248.92\/onsite-learning-center\/en\/%e5%bf%ab%e9%80%9f%e5%bc%80%e5%a7%8b\/%e5%bc%80%e5%a7%8b-%e6%84%9f%e7%9f%a5\/\" class=\"awb-menu__main-a awb-menu__main-a_regular\"><span class=\"menu-text\">Perception<\/span><\/a><button type=\"button\" aria-label=\"Open submenu of Perception\" aria-expanded=\"false\" class=\"awb-menu__open-nav-submenu_mobile awb-menu__open-nav-submenu_click awb-menu__open-nav-submenu_main awb-menu__open-nav-submenu_needs-spacing\"><\/button><ul class=\"awb-menu__sub-ul awb-menu__sub-ul_main\"><li  id=\"menu-item-1537\"  class=\"menu-item menu-item-type-post_type menu-item-object-page menu-item-1537 awb-menu__li awb-menu__sub-li\" ><a  href=\"http:\/\/110.42.248.92\/onsite-learning-center\/en\/%e5%bf%ab%e9%80%9f%e5%bc%80%e5%a7%8b\/%e5%bc%80%e5%a7%8b-%e6%84%9f%e7%9f%a5\/%e5%bc%80%e5%a7%8b-%e6%84%9f%e7%9f%a5-%e8%af%ad%e4%b9%89%e5%88%86%e5%89%b2\/\" class=\"awb-menu__sub-a\"><span>Code-Semantic Segmentation<\/span><\/a><\/li><li  id=\"menu-item-1535\"  class=\"menu-item menu-item-type-post_type menu-item-object-page menu-item-1535 awb-menu__li awb-menu__sub-li\" ><a  href=\"http:\/\/110.42.248.92\/onsite-learning-center\/en\/%e5%bf%ab%e9%80%9f%e5%bc%80%e5%a7%8b\/%e5%bc%80%e5%a7%8b-%e6%84%9f%e7%9f%a5\/%e5%bc%80%e5%a7%8b-%e6%84%9f%e7%9f%a5-%e6%b7%b1%e5%ba%a6%e4%bc%b0%e8%ae%a1\/\" class=\"awb-menu__sub-a\"><span>Code - Depth Estimation<\/span><\/a><\/li><li  id=\"menu-item-1533\"  class=\"menu-item menu-item-type-post_type menu-item-object-page menu-item-1533 awb-menu__li awb-menu__sub-li\" ><a  href=\"http:\/\/110.42.248.92\/onsite-learning-center\/en\/%e5%bf%ab%e9%80%9f%e5%bc%80%e5%a7%8b\/%e5%bc%80%e5%a7%8b-%e6%84%9f%e7%9f%a5\/%e5%bc%80%e5%a7%8b-%e6%84%9f%e7%9f%a5-2d%e7%9b%ae%e6%a0%87%e6%a3%80%e6%b5%8b\/\" class=\"awb-menu__sub-a\"><span>Code-2D Object Detection<\/span><\/a><\/li><li  id=\"menu-item-1566\"  class=\"menu-item menu-item-type-post_type menu-item-object-page menu-item-1566 awb-menu__li awb-menu__sub-li\" ><a  href=\"http:\/\/110.42.248.92\/onsite-learning-center\/en\/%e5%bf%ab%e9%80%9f%e5%bc%80%e5%a7%8b\/%e5%bc%80%e5%a7%8b-%e6%84%9f%e7%9f%a5\/%e5%bc%80%e5%a7%8b-%e6%84%9f%e7%9f%a5-%e7%9b%ae%e6%a0%87%e8%bf%bd%e8%b8%aa\/\" class=\"awb-menu__sub-a\"><span>Code - Goal Tracking<\/span><\/a><\/li><\/ul><\/li><li  id=\"menu-item-1473\"  class=\"menu-item menu-item-type-post_type menu-item-object-page menu-item-has-children menu-item-1473 awb-menu__li awb-menu__main-li awb-menu__main-li_regular\"  data-item-id=\"1473\"><span class=\"awb-menu__main-background-default awb-menu__main-background-default_fade\"><\/span><span class=\"awb-menu__main-background-active awb-menu__main-background-active_fade\"><\/span><a  href=\"http:\/\/110.42.248.92\/onsite-learning-center\/en\/%e5%bf%ab%e9%80%9f%e5%bc%80%e5%a7%8b\/%e5%bc%80%e5%a7%8b-%e9%a2%84%e6%b5%8b\/\" class=\"awb-menu__main-a awb-menu__main-a_regular\"><span class=\"menu-text\">Prediction<\/span><\/a><button type=\"button\" aria-label=\"Open submenu of Prediction\" aria-expanded=\"false\" class=\"awb-menu__open-nav-submenu_mobile awb-menu__open-nav-submenu_click awb-menu__open-nav-submenu_main awb-menu__open-nav-submenu_needs-spacing\"><\/button><ul class=\"awb-menu__sub-ul awb-menu__sub-ul_main\"><li  id=\"menu-item-1926\"  class=\"menu-item menu-item-type-post_type menu-item-object-page menu-item-1926 awb-menu__li awb-menu__sub-li\" ><a  href=\"http:\/\/110.42.248.92\/onsite-learning-center\/en\/%e5%bf%ab%e9%80%9f%e5%bc%80%e5%a7%8b\/%e5%bc%80%e5%a7%8b-%e9%a2%84%e6%b5%8b\/%e5%bc%80%e5%a7%8b-%e9%a2%84%e6%b5%8b-%e8%bd%a8%e8%bf%b9%e9%a2%84%e6%b5%8b%ef%bc%9a%e5%8d%95%e8%bd%a6%e5%8d%95%e6%a8%a1%e6%80%81%e8%bd%a6%e8%bd%a8%e8%bf%b9%e9%a2%84%e6%b5%8b\/\" class=\"awb-menu__sub-a\"><span>Code \u2013 bicycle trajectory prediction<\/span><\/a><\/li><li  id=\"menu-item-1545\"  class=\"menu-item menu-item-type-post_type menu-item-object-page menu-item-1545 awb-menu__li awb-menu__sub-li\" ><a  href=\"http:\/\/110.42.248.92\/onsite-learning-center\/en\/%e5%bf%ab%e9%80%9f%e5%bc%80%e5%a7%8b\/%e5%bc%80%e5%a7%8b-%e9%a2%84%e6%b5%8b\/%e5%bc%80%e5%a7%8b-%e9%a2%84%e6%b5%8b-vru%e8%bd%a8%e8%bf%b9%e9%a2%84%e6%b5%8b\/\" class=\"awb-menu__sub-a\"><span>Code-VRU trajectory prediction<\/span><\/a><\/li><li  id=\"menu-item-1658\"  class=\"menu-item menu-item-type-post_type menu-item-object-page menu-item-1658 awb-menu__li awb-menu__sub-li\" ><a  href=\"http:\/\/110.42.248.92\/onsite-learning-center\/en\/%e5%bf%ab%e9%80%9f%e5%bc%80%e5%a7%8b\/%e5%bc%80%e5%a7%8b-%e9%a2%84%e6%b5%8b\/%e5%bc%80%e5%a7%8b-%e9%a2%84%e6%b5%8b-%e6%9c%ba%e5%8a%a8%e8%bd%a6%e8%bd%a8%e8%bf%b9%e9%a2%84%e6%b5%8b-cloned\/\" class=\"awb-menu__sub-a\"><span>Code-Multi-vehicle trajectory prediction<\/span><\/a><\/li><\/ul><\/li><li  id=\"menu-item-897\"  class=\"menu-item menu-item-type-post_type menu-item-object-page menu-item-has-children menu-item-897 awb-menu__li awb-menu__main-li awb-menu__main-li_regular\"  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href=\"http:\/\/110.42.248.92\/onsite-learning-center\/en\/%e5%bf%ab%e9%80%9f%e5%bc%80%e5%a7%8b\/%e5%bc%80%e5%a7%8b-%e8%a7%84%e5%88%92-%e5%86%b3%e7%ad%96\/%e5%bc%80%e5%a7%8b-%e5%86%b3%e7%ad%96-%e8%a7%84%e5%88%92-%e8%a1%8c%e4%b8%ba%e5%86%b3%e7%ad%96\/\" class=\"awb-menu__sub-a\"><span>Code-Bike Decisions<\/span><\/a><\/li><li  id=\"menu-item-1742\"  class=\"menu-item menu-item-type-post_type menu-item-object-page menu-item-1742 awb-menu__li awb-menu__sub-li\" ><a  href=\"http:\/\/110.42.248.92\/onsite-learning-center\/en\/%e5%bf%ab%e9%80%9f%e5%bc%80%e5%a7%8b\/%e5%bc%80%e5%a7%8b-%e8%a7%84%e5%88%92-%e5%86%b3%e7%ad%96\/%e5%bc%80%e5%a7%8b-%e5%86%b3%e7%ad%96-%e8%a7%84%e5%88%92-%e5%8d%8f%e5%90%8c%e5%86%b3%e7%ad%96\/\" class=\"awb-menu__sub-a\"><span>Code - Collaborative Decision Making<\/span><\/a><\/li><li  id=\"menu-item-1532\"  class=\"menu-item menu-item-type-post_type menu-item-object-page menu-item-1532 awb-menu__li awb-menu__sub-li\" ><a  href=\"http:\/\/110.42.248.92\/onsite-learning-center\/en\/%e5%bf%ab%e9%80%9f%e5%bc%80%e5%a7%8b\/%e5%bc%80%e5%a7%8b-%e8%a7%84%e5%88%92-%e5%86%b3%e7%ad%96\/%e5%bc%80%e5%a7%8b-%e5%86%b3%e7%ad%96-%e8%a7%84%e5%88%92-%e8%bf%90%e5%8a%a8%e8%a7%84%e5%88%92\/\" class=\"awb-menu__sub-a\"><span>Code-Motion Planning<\/span><\/a><\/li><\/ul><\/li><li  id=\"menu-item-899\"  class=\"menu-item menu-item-type-post_type menu-item-object-page menu-item-has-children menu-item-899 awb-menu__li awb-menu__main-li awb-menu__main-li_regular\"  data-item-id=\"899\"><span class=\"awb-menu__main-background-default awb-menu__main-background-default_fade\"><\/span><span class=\"awb-menu__main-background-active awb-menu__main-background-active_fade\"><\/span><a  href=\"http:\/\/110.42.248.92\/onsite-learning-center\/en\/%e5%bf%ab%e9%80%9f%e5%bc%80%e5%a7%8b\/%e5%bc%80%e5%a7%8b-%e6%8e%a7%e5%88%b6\/\" class=\"awb-menu__main-a awb-menu__main-a_regular\"><span class=\"menu-text\">Control<\/span><\/a><button 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href=\"http:\/\/110.42.248.92\/onsite-learning-center\/en\/%e5%bf%ab%e9%80%9f%e5%bc%80%e5%a7%8b\/%e5%bc%80%e5%a7%8b-%e6%8e%a7%e5%88%b6\/%e5%bc%80%e5%a7%8b-%e6%8e%a7%e5%88%b6-%e7%ba%b5%e5%90%91%e6%8e%a7%e5%88%b6\/\" class=\"awb-menu__sub-a\"><span>Code-vertical control<\/span><\/a><\/li><li  id=\"menu-item-1540\"  class=\"menu-item menu-item-type-post_type menu-item-object-page menu-item-1540 awb-menu__li awb-menu__sub-li\" ><a  href=\"http:\/\/110.42.248.92\/onsite-learning-center\/en\/%e5%bf%ab%e9%80%9f%e5%bc%80%e5%a7%8b\/%e5%bc%80%e5%a7%8b-%e6%8e%a7%e5%88%b6\/%e5%bc%80%e5%a7%8b-%e6%8e%a7%e5%88%b6-%e8%80%a6%e5%90%88%e6%8e%a7%e5%88%b6\/\" class=\"awb-menu__sub-a\"><span>Code-coupling control<\/span><\/a><\/li><\/ul><\/li><li  id=\"menu-item-2558\"  class=\"menu-item menu-item-type-post_type menu-item-object-page menu-item-2558 awb-menu__li awb-menu__main-li awb-menu__main-li_regular\"  data-item-id=\"2558\"><span class=\"awb-menu__main-background-default awb-menu__main-background-default_fade\"><\/span><span class=\"awb-menu__main-background-active awb-menu__main-background-active_fade\"><\/span><a  href=\"http:\/\/110.42.248.92\/onsite-learning-center\/en\/%e5%bf%ab%e9%80%9f%e5%bc%80%e5%a7%8b\/%e5%bc%80%e5%a7%8b-%e7%ab%af%e5%88%b0%e7%ab%af\/\" class=\"awb-menu__main-a awb-menu__main-a_regular\"><span class=\"menu-text\">End-to-End Autonomous Driving<\/span><\/a><\/li><\/ul><\/nav><\/div><\/div><div class=\"fusion-layout-column fusion_builder_column fusion-builder-column-1 fusion_builder_column_3_4 3_4 fusion-flex-column\" style=\"--awb-bg-size:cover;--awb-width-large:75%;--awb-margin-top-large:0px;--awb-spacing-right-large:2.56%;--awb-margin-bottom-large:20px;--awb-spacing-left-large:2.56%;--awb-width-medium:75%;--awb-order-medium:0;--awb-spacing-right-medium:2.56%;--awb-spacing-left-medium:2.56%;--awb-width-small:100%;--awb-order-small:0;--awb-spacing-right-small:1.92%;--awb-spacing-left-small:1.92%;\"><div class=\"fusion-column-wrapper fusion-column-has-shadow fusion-flex-justify-content-flex-start fusion-content-layout-column\"><div class=\"fusion-text fusion-text-2\" style=\"--awb-font-size:38px;--awb-line-height:var(--awb-typography1-line-height);--awb-letter-spacing:var(--awb-typography1-letter-spacing);--awb-text-transform:var(--awb-typography1-text-transform);--awb-text-font-family:var(--awb-typography1-font-family);--awb-text-font-weight:var(--awb-typography1-font-weight);--awb-text-font-style:var(--awb-typography1-font-style);\"><p>Prediction - Single-Vehicle Trajectory Prediction<\/p>\n<\/div><div class=\"fusion-text fusion-text-3\" style=\"--awb-content-alignment:left;--awb-font-size:18px;--awb-line-height:2;--awb-letter-spacing:var(--awb-typography3-letter-spacing);--awb-text-transform:var(--awb-typography3-text-transform);--awb-text-font-family:&quot;Outfit&quot;;--awb-text-font-style:normal;--awb-text-font-weight:400;\"><p style=\"text-align: left;\">This project uses a Seq2Seq model for vehicle Trajectory Prediction, with LSTM networks for both the encoder and decoder. The input is a vehicle\u2019s historical trajectory coordinates, and the output is its predicted future trajectory coordinates.<\/p>\n<p style=\"text-align: left;\">The download link for the complete project is:<a href=\"https:\/\/github.com\/TOPSlearningcenter\/Trajectory_prediction_single\">https:\/\/github.com\/TOPSlearningcenter\/Trajectory_prediction_single<\/a><\/p>\n<\/div><div class=\"fusion-builder-row fusion-builder-row-inner fusion-row fusion-flex-align-items-flex-start fusion-flex-content-wrap\" style=\"width:104% !important;max-width:104% !important;margin-left: calc(-4% \/ 2 );margin-right: calc(-4% \/ 2 );\"><div class=\"fusion-layout-column fusion_builder_column_inner fusion-builder-nested-column-0 fusion_builder_column_inner_2_3 2_3 fusion-flex-column\" style=\"--awb-bg-size:cover;--awb-width-large:66.666666666667%;--awb-margin-top-large:0px;--awb-spacing-right-large:2.88%;--awb-margin-bottom-large:20px;--awb-spacing-left-large:2.88%;--awb-width-medium:66.666666666667%;--awb-order-medium:0;--awb-spacing-right-medium:2.88%;--awb-spacing-left-medium:2.88%;--awb-width-small:100%;--awb-order-small:0;--awb-spacing-right-small:1.92%;--awb-spacing-left-small:1.92%;\"><div class=\"fusion-column-wrapper fusion-column-has-shadow fusion-flex-justify-content-flex-start fusion-content-layout-column\"><div class=\"fusion-text fusion-text-4\"><p>Given below<strong>Model Overview<\/strong>, click on the right<strong>Run Code Online<\/strong>\u3002<\/p>\n<\/div><\/div><\/div><div class=\"fusion-layout-column fusion_builder_column_inner fusion-builder-nested-column-1 fusion_builder_column_inner_1_3 1_3 fusion-flex-column\" style=\"--awb-bg-size:cover;--awb-width-large:33.333333333333%;--awb-margin-top-large:0px;--awb-spacing-right-large:5.76%;--awb-margin-bottom-large:20px;--awb-spacing-left-large:5.76%;--awb-width-medium:33.333333333333%;--awb-order-medium:0;--awb-spacing-right-medium:5.76%;--awb-spacing-left-medium:5.76%;--awb-width-small:100%;--awb-order-small:0;--awb-spacing-right-small:1.92%;--awb-spacing-left-small:1.92%;\"><div class=\"fusion-column-wrapper fusion-column-has-shadow fusion-flex-justify-content-flex-start fusion-content-layout-column\"><div style=\"text-align:left;\"><a class=\"fusion-button button-flat fusion-button-default-size button-default fusion-button-default button-1 fusion-button-default-span fusion-button-default-type\" target=\"_blank\" rel=\"noopener noreferrer\" href=\"https:\/\/datalore.jetbrains.com\/notebook\/AfjtZktn1B4WuL3U7WV2mF\/dDzmoegdc7dSezqCTc6c1y\/\"><span class=\"fusion-button-text\">Run Code Online<\/span><\/a><\/div><\/div><\/div><\/div><div class=\"fusion-builder-row fusion-builder-row-inner fusion-row fusion-flex-align-items-flex-start fusion-flex-content-wrap\" style=\"width:104% !important;max-width:104% !important;margin-left: calc(-4% \/ 2 );margin-right: calc(-4% \/ 2 );\"><div class=\"fusion-layout-column fusion_builder_column_inner fusion-builder-nested-column-2 fusion_builder_column_inner_1_6 1_6 fusion-flex-column\" style=\"--awb-bg-size:cover;--awb-width-large:16.666666666667%;--awb-margin-top-large:0px;--awb-spacing-right-large:11.52%;--awb-margin-bottom-large:20px;--awb-spacing-left-large:11.52%;--awb-width-medium:16.666666666667%;--awb-order-medium:0;--awb-spacing-right-medium:11.52%;--awb-spacing-left-medium:11.52%;--awb-width-small:100%;--awb-order-small:0;--awb-spacing-right-small:1.92%;--awb-spacing-left-small:1.92%;\"><div class=\"fusion-column-wrapper fusion-column-has-shadow fusion-flex-justify-content-flex-start fusion-content-layout-column\"><\/div><\/div><div class=\"fusion-layout-column fusion_builder_column_inner fusion-builder-nested-column-3 fusion_builder_column_inner_2_3 2_3 fusion-flex-column\" style=\"--awb-bg-size:cover;--awb-width-large:66.666666666667%;--awb-margin-top-large:0px;--awb-spacing-right-large:2.88%;--awb-margin-bottom-large:20px;--awb-spacing-left-large:2.88%;--awb-width-medium:66.666666666667%;--awb-order-medium:0;--awb-spacing-right-medium:2.88%;--awb-spacing-left-medium:2.88%;--awb-width-small:100%;--awb-order-small:0;--awb-spacing-right-small:1.92%;--awb-spacing-left-small:1.92%;\"><div class=\"fusion-column-wrapper fusion-column-has-shadow fusion-flex-justify-content-flex-start fusion-content-layout-column\"><\/div><\/div><div class=\"fusion-layout-column fusion_builder_column_inner fusion-builder-nested-column-4 fusion_builder_column_inner_1_6 1_6 fusion-flex-column\" style=\"--awb-bg-size:cover;--awb-width-large:16.666666666667%;--awb-margin-top-large:0px;--awb-spacing-right-large:11.52%;--awb-margin-bottom-large:20px;--awb-spacing-left-large:11.52%;--awb-width-medium:16.666666666667%;--awb-order-medium:0;--awb-spacing-right-medium:11.52%;--awb-spacing-left-medium:11.52%;--awb-width-small:100%;--awb-order-small:0;--awb-spacing-right-small:1.92%;--awb-spacing-left-small:1.92%;\"><div class=\"fusion-column-wrapper fusion-column-has-shadow fusion-flex-justify-content-flex-start fusion-content-layout-column\"><\/div><\/div><\/div><div class=\"fusion-separator fusion-full-width-sep\" style=\"align-self: center;margin-left: auto;margin-right: auto;width:100%;\"><div class=\"fusion-separator-border sep-double\" style=\"--awb-height:20px;--awb-amount:20px;border-color:var(--awb-color3);border-top-width:1px;border-bottom-width:1px;\"><\/div><\/div><div class=\"fusion-builder-row fusion-builder-row-inner fusion-row fusion-flex-align-items-flex-start fusion-flex-content-wrap\" style=\"width:104% !important;max-width:104% !important;margin-left: calc(-4% \/ 2 );margin-right: calc(-4% \/ 2 );\"><div class=\"fusion-layout-column fusion_builder_column_inner fusion-builder-nested-column-5 fusion_builder_column_inner_1_1 1_1 fusion-flex-column\" style=\"--awb-bg-size:cover;--awb-width-large:100%;--awb-margin-top-large:0px;--awb-spacing-right-large:1.92%;--awb-margin-bottom-large:20px;--awb-spacing-left-large:1.92%;--awb-width-medium:100%;--awb-order-medium:0;--awb-spacing-right-medium:1.92%;--awb-spacing-left-medium:1.92%;--awb-width-small:100%;--awb-order-small:0;--awb-spacing-right-small:1.92%;--awb-spacing-left-small:1.92%;\"><div class=\"fusion-column-wrapper fusion-column-has-shadow fusion-flex-justify-content-flex-start fusion-content-layout-column\"><div class=\"fusion-text fusion-text-5\" style=\"--awb-font-size:24px;--awb-line-height:1;--awb-text-font-family:&quot;Outfit&quot;;--awb-text-font-style:normal;--awb-text-font-weight:700;\"><h4 style=\"padding-left: 0px;\">Model Overview<\/h4>\n<\/div><div class=\"fusion-text fusion-text-6\" style=\"--awb-content-alignment:left;--awb-font-size:16px;--awb-line-height:1.5;--awb-letter-spacing:var(--awb-typography3-letter-spacing);--awb-text-transform:var(--awb-typography3-text-transform);--awb-text-font-family:&quot;Outfit&quot;;--awb-text-font-style:normal;--awb-text-font-weight:400;\"><p><strong>1. Model overview:<\/strong><\/p>\n<p style=\"padding-left: 40px;\">LSTM Encoder-Decoder is the most common sequence-to-sequence (seq2seq) model, first published by the classic paper in 2014<a href=\"https:\/\/arxiv.org\/abs\/1409.3215\" rel=\"noopener noreferrer\">\u300aSequence to Sequence Learning with Neural Networks\u300b<\/a>proposed, the number of citations has exceeded 10,000. The basic idea of \u200b\u200bthis model is to use an RNN network (encoder) to encode the input sequence into a fixed-length vector (context vector), which can be regarded as an abstract representation of the entire input sequence, and then use this vector as the initial input of another RNN network (decoder) and output a target sequence of arbitrary length.<\/p>\n<p><strong>2. Model Architecture:<\/strong><\/p>\n<ul>\n<li>The encoder uses one fully connected layer, four LSTM layers, and dropout to reduce overfitting.<\/li>\n<li>The decoder has a structure similar to the encoder. The difference is that it receives an input sequence of Seq_len = 1 at each step, and each decoder output becomes the input for the next step.<\/li>\n<li>The final Seq2Seq model combines the Encoder and the Decoder: the Encoder encodes the trajectory of all historical time steps of the input into a context vector, that is, hidden state, and the Encoder's final hidden state and cell state are used as the Decoder's initial hidden state and cell state. The first input of the Decoder is the last frame of the historical trajectory, and subsequent inputs are the prediction results of the Decoder.<\/li>\n<\/ul>\n<p><strong>3. Implementation:<\/strong><\/p>\n<ul>\n<li><strong>Data Preprocessing<\/strong>: It mainly extracts and organizes trajectory information from data in csv format. In order to achieve better training results, the displacement vectors at the front and back moments are used as model input instead of absolute coordinates.<\/li>\n<li><strong>train<\/strong>: The commonly used teacher-forcing technique is adopted, that is, the input of the Decoder during training is the last output or the real current time point data with a certain probability, so that the network can avoid the defects of time series prediction to a certain extent: the initial prediction deviates, causing subsequent results to be affected.<\/li>\n<li><strong>Test\/Evaluate<\/strong>: Use the trained model to predict all test data and calculate the required evaluation indicators. In order to ensure the objectivity of the evaluation results, teacher-forcing is not used.<\/li>\n<li><strong>Visualization<\/strong>: Use the trained model to predict part of the test data and draw historical trajectories, real trajectories and predicted trajectories.<\/li>\n<\/ul>\n<\/div><\/div><\/div><\/div><\/div><\/div>\n<\/div><\/div>","protected":false},"excerpt":{"rendered":"","protected":false},"author":6,"featured_media":0,"parent":816,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"100-width.php","meta":{"inline_featured_image":false,"iawp_total_views":79,"footnotes":""},"class_list":["post-1922","page","type-page","status-publish","hentry"],"_links":{"self":[{"href":"http:\/\/110.42.248.92\/onsite-learning-center\/en\/wp-json\/wp\/v2\/pages\/1922"}],"collection":[{"href":"http:\/\/110.42.248.92\/onsite-learning-center\/en\/wp-json\/wp\/v2\/pages"}],"about":[{"href":"http:\/\/110.42.248.92\/onsite-learning-center\/en\/wp-json\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"http:\/\/110.42.248.92\/onsite-learning-center\/en\/wp-json\/wp\/v2\/users\/6"}],"replies":[{"embeddable":true,"href":"http:\/\/110.42.248.92\/onsite-learning-center\/en\/wp-json\/wp\/v2\/comments?post=1922"}],"version-history":[{"count":2,"href":"http:\/\/110.42.248.92\/onsite-learning-center\/en\/wp-json\/wp\/v2\/pages\/1922\/revisions"}],"predecessor-version":[{"id":1925,"href":"http:\/\/110.42.248.92\/onsite-learning-center\/en\/wp-json\/wp\/v2\/pages\/1922\/revisions\/1925"}],"up":[{"embeddable":true,"href":"http:\/\/110.42.248.92\/onsite-learning-center\/en\/wp-json\/wp\/v2\/pages\/816"}],"wp:attachment":[{"href":"http:\/\/110.42.248.92\/onsite-learning-center\/en\/wp-json\/wp\/v2\/media?parent=1922"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}