Method onTrainBegin

tfjs-layers/src/base_callbacks.ts:295–298

(logs?: UnresolvedLogs)

  history: {[key: string]: Array<number|Tensor>};

  override async onTrainBegin(logs?: UnresolvedLogs) {
    this.epoch = [];
    this.history = {};
  }

  override async onEpochEnd(epoch: number, logs?: UnresolvedLogs) {
    if (logs == null) {