diff --git a/TensorFlow/liner-regression/package-lock.json b/TensorFlow/liner-regression/package-lock.json
index a7e0cd10..d101d4d1 100644
--- a/TensorFlow/liner-regression/package-lock.json
+++ b/TensorFlow/liner-regression/package-lock.json
@@ -1091,11 +1091,72 @@
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-      "integrity": "sha1-9lNNFRSCabIDUue+4m9QH5oZEpA=",
-      "dev": true
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@@ -3782,11 +4046,15 @@
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-      "integrity": "sha1-3zrhmayt+31ECqrgsp4icrJOxhk=",
-      "dev": true
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-      "integrity": "sha1-6Bj9ac5cz8tARZT4QpY79TFkzDc=",
-      "dev": true
+      "integrity": "sha1-6Bj9ac5cz8tARZT4QpY79TFkzDc="
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@@ -4025,6 +4292,24 @@
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+          "requires": {
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+          }
+        }
+      }
+    },
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@@ -4439,8 +4724,7 @@
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-      "integrity": "sha1-VFFFB3xQFJHjOxXsQIwpQ3bpSuQ=",
-      "dev": true
+      "integrity": "sha1-VFFFB3xQFJHjOxXsQIwpQ3bpSuQ="
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@@ -4456,11 +4740,15 @@
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+      "resolved": "https://registry.npmjs.org/fast-json-patch/-/fast-json-patch-3.0.0-1.tgz",
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+    },
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       "version": "2.1.0",
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-      "integrity": "sha1-h0v2nG9ATCtdmcSBNBOZ/VWJJjM=",
-      "dev": true
+      "integrity": "sha1-h0v2nG9ATCtdmcSBNBOZ/VWJJjM="
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@@ -4471,6 +4759,27 @@
         "websocket-driver": ">=0.5.1"
       }
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+    "fbjs": {
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+      "resolved": "https://registry.npmjs.org/fbjs/-/fbjs-0.8.17.tgz",
+      "integrity": "sha1-xNWY6taUkRJlPWWIsBpc3Nn5D90=",
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+        "isomorphic-fetch": "^2.1.1",
+        "loose-envify": "^1.0.0",
+        "object-assign": "^4.1.0",
+        "promise": "^7.1.1",
+        "setimmediate": "^1.0.5",
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+          "integrity": "sha1-ZSKUwUZR2yj6k70tX/KYOk8IxjY="
+        }
+      }
+    },
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-      "integrity": "sha1-T5RBKoLbMvNuOwuXQfipf+sDH34=",
-      "dev": true
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@@ -5290,6 +5598,18 @@
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+        "inline-style-prefixer": "^3.0.6",
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+        "prop-types": "^15.5.10",
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@@ -5776,11 +6096,15 @@
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+      "resolved": "https://registry.npmjs.org/hyphenate-style-name/-/hyphenate-style-name-1.0.4.tgz",
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+    },
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@@ -5890,6 +6214,15 @@
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+      "resolved": "https://registry.npmjs.org/inline-style-prefixer/-/inline-style-prefixer-3.0.8.tgz",
+      "integrity": "sha1-hVG45bTVcyROZqNLBPfTIHaitTQ=",
+      "requires": {
+        "bowser": "^1.7.3",
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+    },
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@@ -5912,6 +6245,11 @@
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+      "resolved": "https://registry.npmjs.org/internmap/-/internmap-1.0.1.tgz",
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       "resolved": "https://registry.npm.taobao.org/invariant/download/invariant-2.2.4.tgz",
@@ -6179,8 +6517,7 @@
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-      "integrity": "sha1-EtSj3U5o4Lec6428hBc66A2RykQ=",
-      "dev": true
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@@ -6233,8 +6570,27 @@
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-      "integrity": "sha1-TkMekrEalzFjaqH5yNHMvP2reN8=",
-      "dev": true
+      "integrity": "sha1-TkMekrEalzFjaqH5yNHMvP2reN8="
+    },
+    "isomorphic-fetch": {
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+      "resolved": "https://registry.npmjs.org/isomorphic-fetch/-/isomorphic-fetch-2.2.1.tgz",
+      "integrity": "sha1-YRrhrPFPXoH3KVB0coGf6XM1WKk=",
+      "requires": {
+        "node-fetch": "^1.0.1",
+        "whatwg-fetch": ">=0.10.0"
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+          "resolved": "https://registry.npmjs.org/node-fetch/-/node-fetch-1.7.3.tgz",
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@@ -6293,8 +6649,7 @@
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-      "integrity": "sha1-GSA/tZmR35jjoocFDUZHzerzJJk=",
-      "dev": true
+      "integrity": "sha1-GSA/tZmR35jjoocFDUZHzerzJJk="
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@@ -6336,6 +6691,11 @@
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+    "json-stringify-pretty-compact": {
+      "version": "3.0.0",
+      "resolved": "https://registry.npmjs.org/json-stringify-pretty-compact/-/json-stringify-pretty-compact-3.0.0.tgz",
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+    },
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@@ -6538,7 +6898,6 @@
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@@ -6725,14 +7084,12 @@
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-      "integrity": "sha1-ChLgUCZQ5HPXNVNQUOfI9OtPrlg=",
-      "dev": true
+      "integrity": "sha1-ChLgUCZQ5HPXNVNQUOfI9OtPrlg="
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@@ -6999,6 +7356,11 @@
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+      "resolved": "https://registry.npmjs.org/node-fetch/-/node-fetch-2.1.2.tgz",
+      "integrity": "sha1-q4hOjn5X44qUR1POxwb3iNF2i7U="
+    },
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@@ -7130,8 +7492,7 @@
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-      "integrity": "sha1-IQmtx5ZYh8/AXLvUQsrIv7s2CGM=",
-      "dev": true
+      "integrity": "sha1-IQmtx5ZYh8/AXLvUQsrIv7s2CGM="
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@@ -7370,7 +7731,6 @@
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@@ -7405,8 +7765,7 @@
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-      "integrity": "sha1-yyhoVA4xPWHeWPr741zpAE1VQOY=",
-      "dev": true
+      "integrity": "sha1-yyhoVA4xPWHeWPr741zpAE1VQOY="
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@@ -7524,10 +7883,9 @@
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-      "integrity": "sha1-1i27VnlAXXLEc37FhgDp3c8G0kw=",
-      "dev": true
+      "version": "1.0.7",
+      "resolved": "https://registry.npmjs.org/path-parse/-/path-parse-1.0.7.tgz",
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@@ -8231,6 +8589,11 @@
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+      "resolved": "https://registry.npmjs.org/preact/-/preact-8.2.9.tgz",
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+    },
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@@ -8271,12 +8634,30 @@
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       "dev": true
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+      "resolved": "https://registry.npmjs.org/promise/-/promise-7.3.1.tgz",
+      "integrity": "sha512-nolQXZ/4L+bP/UGlkfaIujX9BKxGwmQ9OT4mOt5yvy8iK1h3wqTEJCijzGANTCCl9nWjY41juyAn2K3Q1hLLTg==",
+      "requires": {
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+      }
+    },
     "promise-inflight": {
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       "integrity": "sha1-mEcocL8igTL8vdhoEputEsPAKeM=",
       "dev": true
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+        "d3-geo-projection": "^3.0.0"
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+    },
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+        "vega-dataflow": "^5.7.3",
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+      "resolved": "https://registry.npmjs.org/vega-runtime/-/vega-runtime-6.1.3.tgz",
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+        "vega-util": "^1.15.2"
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+        "d3-shape": "^2.0.0",
+        "vega-canvas": "^1.2.5",
+        "vega-loader": "^4.3.3",
+        "vega-scale": "^7.1.1",
+        "vega-util": "^1.15.2"
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+      "resolved": "https://registry.npmjs.org/vega-schema-url-parser/-/vega-schema-url-parser-2.2.0.tgz",
+      "integrity": "sha512-yAtdBnfYOhECv9YC70H2gEiqfIbVkq09aaE4y/9V/ovEFmH9gPKaEgzIZqgT7PSPQjKhsNkb6jk6XvSoboxOBw=="
+    },
+    "vega-selections": {
+      "version": "5.3.0",
+      "resolved": "https://registry.npmjs.org/vega-selections/-/vega-selections-5.3.0.tgz",
+      "integrity": "sha512-vC4NPsuN+IffruFXfH0L3i2A51RgG4PqpLv85TvrEAIYnSkyKDE4bf+wVraR3aPdnLLkc3+tYuMi6le5FmThIA==",
+      "requires": {
+        "vega-expression": "^4.0.1",
+        "vega-util": "^1.16.0"
+      }
+    },
+    "vega-statistics": {
+      "version": "1.7.9",
+      "resolved": "https://registry.npmjs.org/vega-statistics/-/vega-statistics-1.7.9.tgz",
+      "integrity": "sha512-T0sd2Z08k/mHxr1Vb4ajLWytPluLFYnsYqyk4SIS5czzUs4errpP2gUu63QJ0B7CKNu33vnS9WdOMOo/Eprr/Q==",
+      "requires": {
+        "d3-array": "^2.7.1"
+      }
+    },
+    "vega-themes": {
+      "version": "2.10.0",
+      "resolved": "https://registry.npmjs.org/vega-themes/-/vega-themes-2.10.0.tgz",
+      "integrity": "sha512-prePRUKFUFGWniuZsJOfkdb+27Gwrrm82yAlVuU+912kcknsx1DVmMSg2yF79f4jdtqnAFIGycZgxoj13SEIuQ=="
+    },
+    "vega-time": {
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+      "resolved": "https://registry.npmjs.org/vega-time/-/vega-time-2.0.4.tgz",
+      "integrity": "sha512-U314UDR9+ZlWrD3KBaeH+j/c2WSMdvcZq5yJfFT0yTg1jsBKAQBYFGvl+orackD8Zx3FveHOxx3XAObaQeDX+Q==",
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+        "d3-time": "^2.0.0",
+        "vega-util": "^1.15.2"
+      }
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+    "vega-tooltip": {
+      "version": "0.25.1",
+      "resolved": "https://registry.npmjs.org/vega-tooltip/-/vega-tooltip-0.25.1.tgz",
+      "integrity": "sha512-ugGwGi2/p3OpB8N15xieuzP8DyV5DreqMWcmJ9zpWT8GlkyKtef4dGRXnvHeHQ+iJFmWrq4oZJ+kLTrdiECjAg==",
+      "requires": {
+        "vega-util": "^1.16.0"
+      }
+    },
+    "vega-transforms": {
+      "version": "4.9.4",
+      "resolved": "https://registry.npmjs.org/vega-transforms/-/vega-transforms-4.9.4.tgz",
+      "integrity": "sha512-JGBhm5Bf6fiGTUSB5Qr5ckw/KU9FJcSV5xIe/y4IobM/i/KNwI1i1fP45LzP4F4yZc0DMTwJod2UvFHGk9plKA==",
+      "requires": {
+        "d3-array": "^2.7.1",
+        "vega-dataflow": "^5.7.4",
+        "vega-statistics": "^1.7.9",
+        "vega-time": "^2.0.4",
+        "vega-util": "^1.16.1"
+      }
+    },
+    "vega-typings": {
+      "version": "0.20.0",
+      "resolved": "https://registry.npmjs.org/vega-typings/-/vega-typings-0.20.0.tgz",
+      "integrity": "sha512-S+HIRN/3WYiS5zrQjJ4FDEOlvFVHLxPXMJerrnN3YZ6bxCDYo7tEvQUUuByGZ3d19GuKjgejczWS7XHvF3WjDw==",
+      "requires": {
+        "vega-util": "^1.15.2"
+      }
+    },
+    "vega-util": {
+      "version": "1.16.1",
+      "resolved": "https://registry.npmjs.org/vega-util/-/vega-util-1.16.1.tgz",
+      "integrity": "sha512-FdgD72fmZMPJE99FxvFXth0IL4BbLA93WmBg/lvcJmfkK4Uf90WIlvGwaIUdSePIsdpkZjBPyQcHMQ8OcS8Smg=="
+    },
+    "vega-view": {
+      "version": "5.10.1",
+      "resolved": "https://registry.npmjs.org/vega-view/-/vega-view-5.10.1.tgz",
+      "integrity": "sha512-4xvQ5KZcgKdZx1Z7jjenCUumvlyr/j4XcHLRf9gyeFrFvvS596dVpL92V8twhV6O++DmS2+fj+rHagO8Di4nMg==",
+      "requires": {
+        "d3-array": "^2.7.1",
+        "d3-timer": "^2.0.0",
+        "vega-dataflow": "^5.7.3",
+        "vega-format": "^1.0.4",
+        "vega-functions": "^5.10.0",
+        "vega-runtime": "^6.1.3",
+        "vega-scenegraph": "^4.9.4",
+        "vega-util": "^1.16.1"
+      }
+    },
+    "vega-view-transforms": {
+      "version": "4.5.8",
+      "resolved": "https://registry.npmjs.org/vega-view-transforms/-/vega-view-transforms-4.5.8.tgz",
+      "integrity": "sha512-966m7zbzvItBL8rwmF2nKG14rBp7q+3sLCKWeMSUrxoG+M15Smg5gWEGgwTG3A/RwzrZ7rDX5M1sRaAngRH25g==",
+      "requires": {
+        "vega-dataflow": "^5.7.3",
+        "vega-scenegraph": "^4.9.2",
+        "vega-util": "^1.15.2"
+      }
+    },
+    "vega-voronoi": {
+      "version": "4.1.5",
+      "resolved": "https://registry.npmjs.org/vega-voronoi/-/vega-voronoi-4.1.5.tgz",
+      "integrity": "sha512-950IkgCFLj0zG33EWLAm1hZcp+FMqWcNQliMYt+MJzOD5S4MSpZpZ7K4wp2M1Jktjw/CLKFL9n38JCI0i3UonA==",
+      "requires": {
+        "d3-delaunay": "^5.3.0",
+        "vega-dataflow": "^5.7.3",
+        "vega-util": "^1.15.2"
+      }
+    },
+    "vega-wordcloud": {
+      "version": "4.1.3",
+      "resolved": "https://registry.npmjs.org/vega-wordcloud/-/vega-wordcloud-4.1.3.tgz",
+      "integrity": "sha512-is4zYn9FMAyp9T4SAcz2P/U/wqc0Lx3P5YtpWKCbOH02a05vHjUQrQ2TTPOuvmMfAEDCSKvbMSQIJMOE018lJA==",
+      "requires": {
+        "vega-canvas": "^1.2.5",
+        "vega-dataflow": "^5.7.3",
+        "vega-scale": "^7.1.1",
+        "vega-statistics": "^1.7.9",
+        "vega-util": "^1.15.2"
+      }
+    },
     "vendors": {
       "version": "1.0.4",
       "resolved": "https://registry.npm.taobao.org/vendors/download/vendors-1.0.4.tgz?cache=0&sync_timestamp=1579857147055&other_urls=https%3A%2F%2Fregistry.npm.taobao.org%2Fvendors%2Fdownload%2Fvendors-1.0.4.tgz",
@@ -10691,6 +11558,11 @@
       "integrity": "sha1-XS/yKXcAPsaHpLhwc9+7rBRszyk=",
       "dev": true
     },
+    "whatwg-fetch": {
+      "version": "3.6.2",
+      "resolved": "https://registry.npmjs.org/whatwg-fetch/-/whatwg-fetch-3.6.2.tgz",
+      "integrity": "sha512-bJlen0FcuU/0EMLrdbJ7zOnW6ITZLrZMIarMUVmdKtsGvZna8vxKYaexICWPfZ8qwf9fzNq+UEIZrnSaApt6RA=="
+    },
     "which": {
       "version": "1.3.1",
       "resolved": "https://registry.npm.taobao.org/which/download/which-1.3.1.tgz?cache=0&sync_timestamp=1574116262707&other_urls=https%3A%2F%2Fregistry.npm.taobao.org%2Fwhich%2Fdownload%2Fwhich-1.3.1.tgz",
@@ -10703,8 +11575,7 @@
     "which-module": {
       "version": "2.0.0",
       "resolved": "https://registry.npm.taobao.org/which-module/download/which-module-2.0.0.tgz",
-      "integrity": "sha1-2e8H3Od7mQK4o6j6SzHD4/fm6Ho=",
-      "dev": true
+      "integrity": "sha1-2e8H3Od7mQK4o6j6SzHD4/fm6Ho="
     },
     "worker-farm": {
       "version": "1.7.0",
@@ -10719,7 +11590,6 @@
       "version": "6.2.0",
       "resolved": "https://registry.npm.taobao.org/wrap-ansi/download/wrap-ansi-6.2.0.tgz",
       "integrity": "sha1-6Tk7oHEC5skaOyIUePAlfNKFblM=",
-      "dev": true,
       "requires": {
         "ansi-styles": "^4.0.0",
         "string-width": "^4.1.0",
@@ -10730,7 +11600,6 @@
           "version": "4.2.1",
           "resolved": "https://registry.npm.taobao.org/ansi-styles/download/ansi-styles-4.2.1.tgz?cache=0&other_urls=https%3A%2F%2Fregistry.npm.taobao.org%2Fansi-styles%2Fdownload%2Fansi-styles-4.2.1.tgz",
           "integrity": "sha1-kK51xCTQCNJiTFvynq0xd+v881k=",
-          "dev": true,
           "requires": {
             "@types/color-name": "^1.1.1",
             "color-convert": "^2.0.1"
@@ -10740,7 +11609,6 @@
           "version": "2.0.1",
           "resolved": "https://registry.npm.taobao.org/color-convert/download/color-convert-2.0.1.tgz",
           "integrity": "sha1-ctOmjVmMm9s68q0ehPIdiWq9TeM=",
-          "dev": true,
           "requires": {
             "color-name": "~1.1.4"
           }
@@ -10748,20 +11616,17 @@
         "color-name": {
           "version": "1.1.4",
           "resolved": "https://registry.npm.taobao.org/color-name/download/color-name-1.1.4.tgz",
-          "integrity": "sha1-wqCah6y95pVD3m9j+jmVyCbFNqI=",
-          "dev": true
+          "integrity": "sha1-wqCah6y95pVD3m9j+jmVyCbFNqI="
         },
         "is-fullwidth-code-point": {
           "version": "3.0.0",
           "resolved": "https://registry.npm.taobao.org/is-fullwidth-code-point/download/is-fullwidth-code-point-3.0.0.tgz",
-          "integrity": "sha1-8Rb4Bk/pCz94RKOJl8C3UFEmnx0=",
-          "dev": true
+          "integrity": "sha1-8Rb4Bk/pCz94RKOJl8C3UFEmnx0="
         },
         "string-width": {
           "version": "4.2.0",
           "resolved": "https://registry.npm.taobao.org/string-width/download/string-width-4.2.0.tgz?cache=0&sync_timestamp=1573488535785&other_urls=https%3A%2F%2Fregistry.npm.taobao.org%2Fstring-width%2Fdownload%2Fstring-width-4.2.0.tgz",
           "integrity": "sha1-lSGCxGzHssMT0VluYjmSvRY7crU=",
-          "dev": true,
           "requires": {
             "emoji-regex": "^8.0.0",
             "is-fullwidth-code-point": "^3.0.0",
@@ -10794,8 +11659,7 @@
     "y18n": {
       "version": "4.0.0",
       "resolved": "https://registry.npm.taobao.org/y18n/download/y18n-4.0.0.tgz",
-      "integrity": "sha1-le+U+F7MgdAHwmThkKEg8KPIVms=",
-      "dev": true
+      "integrity": "sha1-le+U+F7MgdAHwmThkKEg8KPIVms="
     },
     "yallist": {
       "version": "3.1.1",
@@ -10807,7 +11671,6 @@
       "version": "15.3.1",
       "resolved": "https://registry.npm.taobao.org/yargs/download/yargs-15.3.1.tgz",
       "integrity": "sha1-lQW0cnY5Y+VK/mAUitJ6MwgY6Ys=",
-      "dev": true,
       "requires": {
         "cliui": "^6.0.0",
         "decamelize": "^1.2.0",
@@ -10826,7 +11689,6 @@
           "version": "4.1.0",
           "resolved": "https://registry.npm.taobao.org/find-up/download/find-up-4.1.0.tgz",
           "integrity": "sha1-l6/n1s3AvFkoWEt8jXsW6KmqXRk=",
-          "dev": true,
           "requires": {
             "locate-path": "^5.0.0",
             "path-exists": "^4.0.0"
@@ -10835,14 +11697,12 @@
         "is-fullwidth-code-point": {
           "version": "3.0.0",
           "resolved": "https://registry.npm.taobao.org/is-fullwidth-code-point/download/is-fullwidth-code-point-3.0.0.tgz",
-          "integrity": "sha1-8Rb4Bk/pCz94RKOJl8C3UFEmnx0=",
-          "dev": true
+          "integrity": "sha1-8Rb4Bk/pCz94RKOJl8C3UFEmnx0="
         },
         "locate-path": {
           "version": "5.0.0",
           "resolved": "https://registry.npm.taobao.org/locate-path/download/locate-path-5.0.0.tgz",
           "integrity": "sha1-Gvujlq/WdqbUJQTQpno6frn2KqA=",
-          "dev": true,
           "requires": {
             "p-locate": "^4.1.0"
           }
@@ -10851,7 +11711,6 @@
           "version": "4.1.0",
           "resolved": "https://registry.npm.taobao.org/p-locate/download/p-locate-4.1.0.tgz",
           "integrity": "sha1-o0KLtwiLOmApL2aRkni3wpetTwc=",
-          "dev": true,
           "requires": {
             "p-limit": "^2.2.0"
           }
@@ -10859,14 +11718,12 @@
         "path-exists": {
           "version": "4.0.0",
           "resolved": "https://registry.npm.taobao.org/path-exists/download/path-exists-4.0.0.tgz",
-          "integrity": "sha1-UTvb4tO5XXdi6METfvoZXGxhtbM=",
-          "dev": true
+          "integrity": "sha1-UTvb4tO5XXdi6METfvoZXGxhtbM="
         },
         "string-width": {
           "version": "4.2.0",
           "resolved": "https://registry.npm.taobao.org/string-width/download/string-width-4.2.0.tgz?cache=0&sync_timestamp=1573488535785&other_urls=https%3A%2F%2Fregistry.npm.taobao.org%2Fstring-width%2Fdownload%2Fstring-width-4.2.0.tgz",
           "integrity": "sha1-lSGCxGzHssMT0VluYjmSvRY7crU=",
-          "dev": true,
           "requires": {
             "emoji-regex": "^8.0.0",
             "is-fullwidth-code-point": "^3.0.0",
@@ -10879,7 +11736,6 @@
       "version": "18.1.2",
       "resolved": "https://registry.npm.taobao.org/yargs-parser/download/yargs-parser-18.1.2.tgz?cache=0&sync_timestamp=1585243543699&other_urls=https%3A%2F%2Fregistry.npm.taobao.org%2Fyargs-parser%2Fdownload%2Fyargs-parser-18.1.2.tgz",
       "integrity": "sha1-L0gr6iE2294IYWg6vqd1bTC1BPE=",
-      "dev": true,
       "requires": {
         "camelcase": "^5.0.0",
         "decamelize": "^1.2.0"
diff --git a/TensorFlow/liner-regression/yarn.lock b/TensorFlow/liner-regression/yarn.lock
index 584806a3..4cddb2e3 100644
--- a/TensorFlow/liner-regression/yarn.lock
+++ b/TensorFlow/liner-regression/yarn.lock
@@ -5708,9 +5708,9 @@ path-key@^3.0.0, path-key@^3.1.0:
   integrity sha1-WB9q3mWMu6ZaDTOA3ndTKVBU83U=
 
 path-parse@^1.0.6:
-  version "1.0.6"
-  resolved "https://registry.npm.taobao.org/path-parse/download/path-parse-1.0.6.tgz#d62dbb5679405d72c4737ec58600e9ddcf06d24c"
-  integrity sha1-1i27VnlAXXLEc37FhgDp3c8G0kw=
+  version "1.0.7"
+  resolved "https://registry.yarnpkg.com/path-parse/-/path-parse-1.0.7.tgz#fbc114b60ca42b30d9daf5858e4bd68bbedb6735"
+  integrity sha512-LDJzPVEEEPR+y48z93A0Ed0yXb8pAByGWo/k5YYdYgpY2/2EsOsksJrq7lOHxryrVOn1ejG6oAp8ahvOIQD8sw==
 
 path-to-regexp@0.1.7:
   version "0.1.7"