sk-frame.js

function getFrame()
{
    const ctx = canvas.getContext("2d");
    //get the minimum bounding box
    const mbb = getMinBox()
    imgData = ctx.getImageData(mbb.min.x, mbb.min.y, mbb.max.x - mbb.min.x, mbb.max.y - mbb.min.y);
    //get the predictions, top 5 
    const pred = model.predict(preprocess(imgData)).dataSync()
    //find the top predictiosn 
    const indices = findIndicesOfMax(pred, 5)
    const probs  = findTopValues(pred, 5)
    const symbols = getSymbols(indices)
    //set the table 
    setTable(symbols, probs)
   
}