Function loadHeaderValues

fashion-mnist-vae/data.js:45–52

* Read the header of the dataset file * * @param {Buffer} buffer * @param {number} headerLength * * @returns {number[]} MNIST data header values

(buffer, headerLength)

 * @returns {number[]} MNIST data header values
 */
function loadHeaderValues(buffer, headerLength) {
  const headerValues = [];
  for (let i = 0; i < headerLength / 4; i++) {
    // Header data is stored in-order (aka big-endian)
    headerValues[i] = buffer.readUInt32BE(i * 4);
  }
  return headerValues;
}

/**
 * Load the images from the given file and normalize the data to 0-1 range.