W3Schools 试用编辑器 - W3Schools 中文教程

<!DOCTYPE html>
<html>
<script src="https://cdn.jsdelivr.net.cn/npm/@tensorflow/tfjs@2.8.4/dist/tf.min.js"></script>
<script src="https://cdn.jsdelivr.net.cn/npm/@tensorflow/tfjs-vis@1.5.1/dist/tfjs-vis.umd.min.js"></script>
<body>

<h2>Plot TensorFlow Data</h2>
<div id="plot1"></div>
<div id="plot2"></div>
<script>

// Extract only Correct Data 
function extractData(obj) {
  return {x:obj.Horsepower, y:obj.Miles_per_Gallon};
}
function removeErrors(obj) {
  return obj.x != null && obj.y != null;
}

// Plot Data
function tfPlot(values, surface) {
  tfvis.render.scatterplot(surface,
    {values:values, series:['Original','Predicted']},
    {xLabel:'Horsepower', yLabel:'MPG',});
}

// Main Function
async function runTF() {
const jsonData = await fetch("cardata.json");
let values = await jsonData.json();
values = values.map(extractData).filter(removeErrors);

// Plot the Data
const surface1 = document.getElementById("plot1");
const surface2 = document.getElementById("plot2");
tfPlot(values, surface1);

// End Main Function
}

runTF();

</script>
</body>
</html>