_base_ = [
    '../_base_/models/pspnet_r50-d8.py', '../_base_/datasets/cityscapes.py',
    '../_base_/default_runtime.py', '../_base_/schedules/schedule_80k.py'
]
model = dict(backbone=dict(dilations=(1, 1, 2, 4), strides=(1, 2, 2, 2)))