psanet_resnet50_os8_cityscapes_1024x512_80k.yml

_base_: '../_base_/cityscapes.yml'

batch_size: 8
iters: 80000

lr_scheduler:
  type: PolynomialDecay
  learning_rate: 0.01
  power: 0.9
  end_lr: 1.0e-5

loss:
  types:
    - type: CrossEntropyLoss
    - type: CrossEntropyLoss
  coef: [1, 0.4]

model:
  type: PSANet
  backbone:
    type: ResNet50_vd
    output_stride: 8
    pretrained: https://bj.bcebos.com/paddleseg/dygraph/resnet50_vd_ssld_v2.tar.gz
  enable_auxiliary_loss: True
  align_corners: False
  use_psa: True
  psa_type: 2
  shrink_factor: 2 
  normalization_factor: 1.0 
  psa_softmax: True
  mask_h: 59
  mask_w: 59