Method _verifyIsInitialized

src/neural-network-gpu.js:321–340

* * @param data * Verifies network sizes are initilaized * If they are not it will initialize them based off the data set.

(data)

   * If they are not it will initialize them based off the data set.
   */
  _verifyIsInitialized(data) {
    if (this.sizes) return;

    this.sizes = [];
    if (!data[0].size) {
      data[0].size = { input: data[0].input.length, output: data[0].output.length };
    }

    this.sizes.push(data[0].size.input);
    if (!this.hiddenLayers) {
      this.sizes.push(Math.max(3, Math.floor(data[0].size.input / 2)));
    } else {
      this.hiddenLayers.forEach(size => {
        this.sizes.push(size);
      });
    }
    this.sizes.push(data[0].size.output);

    this._initialize();
  }

  /**
   *