Update 12

12. tensorflow.js/.gitignore

-test
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12. tensorflow.js/README.md

+# Tensorflow.js 学习
+
+## 文件目录构造
+
+> 点击名称即可看到网页示例，一般输出都在控制台。
+
+ - [first-test](https://test.251.sh/tensorflow/first-test/) 是测试代码。
+
+## 作业要求
+
 实现鸢尾花分类的web端程序。
 
 代码实现作为周四的任务。完成后发送邮件到我 QQ 邮箱，邮件主题：鸢尾花分类 web 端，代码以附件发送，附件以学号命名。
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12. tensorflow.js/first-test/.gitignore

+# Logs
+logs
+*.log
+npm-debug.log*
+yarn-debug.log*
+yarn-error.log*
+lerna-debug.log*
+
+# Diagnostic reports (https://nodejs.org/api/report.html)
+report.[0-9]*.[0-9]*.[0-9]*.[0-9]*.json
+
+# Runtime data
+pids
+*.pid
+*.seed
+*.pid.lock
+
+# Directory for instrumented libs generated by jscoverage/JSCover
+lib-cov
+
+# Coverage directory used by tools like istanbul
+coverage
+*.lcov
+
+# nyc test coverage
+.nyc_output
+
+# Grunt intermediate storage (https://gruntjs.com/creating-plugins#storing-task-files)
+.grunt
+
+# Bower dependency directory (https://bower.io/)
+bower_components
+
+# node-waf configuration
+.lock-wscript
+
+# Compiled binary addons (https://nodejs.org/api/addons.html)
+build/Release
+
+# Dependency directories
+node_modules/
+jspm_packages/
+
+# Snowpack dependency directory (https://snowpack.dev/)
+web_modules/
+
+# TypeScript cache
+*.tsbuildinfo
+
+# Optional npm cache directory
+.npm
+
+# Optional eslint cache
+.eslintcache
+
+# Microbundle cache
+.rpt2_cache/
+.rts2_cache_cjs/
+.rts2_cache_es/
+.rts2_cache_umd/
+
+# Optional REPL history
+.node_repl_history
+
+# Output of 'npm pack'
+*.tgz
+
+# Yarn Integrity file
+.yarn-integrity
+
+# dotenv environment variables file
+.env
+.env.test
+
+# parcel-bundler cache (https://parceljs.org/)
+.cache
+.parcel-cache
+
+# Next.js build output
+.next
+
+# Nuxt.js build / generate output
+.nuxt
+dist
+
+# Gatsby files
+.cache/
+# Comment in the public line in if your project uses Gatsby and not Next.js
+# https://nextjs.org/blog/next-9-1#public-directory-support
+# public
+
+# vuepress build output
+.vuepress/dist
+
+# Serverless directories
+.serverless/
+
+# FuseBox cache
+.fusebox/
+
+# DynamoDB Local files
+.dynamodb/
+
+# TernJS port file
+.tern-port
+
+# Stores VSCode versions used for testing VSCode extensions
+.vscode-test
+
+# yarn v2
+
+.yarn/cache
+.yarn/unplugged
+.yarn/build-state.yml
+.pnp.*
+
+# Others
+test
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12. tensorflow.js/first-test/package.json

+{
+    "name": "my-tensorflow_js-homework",
+    "version": "0.0.1",
+    "description": "ur mom gay",
+    "private": true,
+    "directories": {
+        "test": "test"
+    },
+    "scripts": {
+        "test": "echo \"Error: no test specified\" && exit 1"
+    },
+    "keywords": [
+        "tensorflow.js"
+    ],
+    "author": "Kiryuu Sakuya",
+    "license": "WTFPL",
+    "dependencies": {
+        "@tensorflow/tfjs": "^1.7.2"
+    },
+    "devDependencies": {
+        "webpack": "^4.42.1",
+        "webpack-cli": "^3.3.11"
+    }
+}
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12. tensorflow.js/first-test/src/index.js

+import * as tf from '@tensorflow/tfjs';
+
+// Define a model for linear regression.
+const model = tf.sequential();
+model.add(tf.layers.dense({ units: 1, inputShape: [1] }));
+
+// Prepare the model for training; Specify the loss and the optimizer.
+model.compile({ loss: "meanSquaredError", optimizer: "sgd" });
+
+// Generate some synthetic data for training.
+const xs = tf.tensor2d([1, 2, 3, 4], [4, 1]);
+const ys = tf.tensor2d([1, 3, 5, 7], [4, 1]);
+
+// Train the model using the data.
+model.fit(xs, ys, { epochs: 10 }).then(() => {
+    // Use the model to do inference on a data point the model hasn't seen before:
+    // Open the browser devtools to see the output
+    model.predict(tf.tensor2d([5], [1, 1])).print();
+});
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12. tensorflow.js/first-test/webpack.config.js

+const path = require('path');
+
+module.exports = {
+    entry: './src/index.js',
+    output: { path: path.resolve(__dirname, 'dist'), filename: 'main.js' },
+    devServer: {
+        historyApiFallback: true,
+        noInfo: true,
+        host: '0.0.0.0',
+        disableHostCheck: true
+    }
+};
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12. tensorflow.js/test/index.html

+<!DOCTYPE html>
+<html>
+
+<head>
+    <title>Javascript</title>
+</head>
+
+<body>
+    <p>Hello World!</p>
+</body>
+
+<script>
+    console.log("Hello World!")
+</script>
+
+</html>
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12. tensorflow.js/test/package.json

+{
+    "name": "My Tensorflow.js Homework",
+    "version": "0.1",
+    "description": "ur mom gay",
+    "main": "index.js",
+    "license": "WTFPL"
+}
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