Method _prepTraining

src/neural-network-gpu.js:349–381

* * @param data * @param options * @protected * @return { data, status, endTime }

(data, options)

   * @return { data, status, endTime }
   */
  _prepTraining(data, options) {
    this._updateTrainingOptions(options);
    data = this._formatData(data);
    const endTime = Date.now() + this.trainOpts.timeout;

    const status = {
      error: 1,
      iterations: 0
    };

    this._verifyIsInitialized(data);

    const texturizeOutputData = this.gpu.createKernel(function(value) {
      return value[this.thread.x];
    }, {
      output: [data[0].output.length],
      outputToTexture: true,
      hardcodeConstants: true,
      outputImmutable: true
    });

    return {
      data: data.map((set) => {
        return {
          size: set.size,
          input: this._texturizeInputData(set.input),
          output: texturizeOutputData(set.output)
        }
      }),
      status,
      endTime
    };
  }

  toFunction() {
    throw new Error('not implemented on NeuralNetworkGPU');