epoch: 240

LearningRate:
  base_lr: 0.015
  schedulers:
  - !PiecewiseDecay
    gamma: 0.1
    milestones: [160, 220]
  - !LinearWarmup
    start_factor: 0.2
    steps: 1000

OptimizerBuilder:
  clip_grad_by_norm: 35
  optimizer:
    momentum: 0.9
    type: Momentum
  regularizer:
    factor: 0.0004
    type: L2