epoch，batch_ size

• batch_size：
  How many data are thrown into the model for training at a time , This value is between 1 And the total number of training samples
• Epoch:
  All samples in the training set have walked through the training model
• Training set ：1680 individual Test set 398 individual

• Set up ：
  batch_size=64
  Epoch=100
  Every time Epoch Training ：1680/64=27( About equal to )