mmsegmentation/configs/twins/twins_svt-s_fpn_fpnhead_8xb...

29 lines
989 B
Python

_base_ = [
'../_base_/models/twins_pcpvt-s_fpn.py', '../_base_/datasets/ade20k.py',
'../_base_/default_runtime.py', '../_base_/schedules/schedule_80k.py'
]
crop_size = (512, 512)
data_preprocessor = dict(size=crop_size)
checkpoint = 'https://download.openmmlab.com/mmsegmentation/v0.5/pretrain/twins/alt_gvt_small_20220308-7e1c3695.pth' # noqa
model = dict(
data_preprocessor=data_preprocessor,
backbone=dict(
type='SVT',
init_cfg=dict(type='Pretrained', checkpoint=checkpoint),
embed_dims=[64, 128, 256, 512],
num_heads=[2, 4, 8, 16],
mlp_ratios=[4, 4, 4, 4],
depths=[2, 2, 10, 4],
windiow_sizes=[7, 7, 7, 7],
norm_after_stage=True),
neck=dict(in_channels=[64, 128, 256, 512], out_channels=256, num_outs=4),
decode_head=dict(num_classes=150),
)
optim_wrapper = dict(
_delete_=True,
type='OptimWrapper',
optimizer=dict(type='AdamW', lr=0.0001, weight_decay=0.0001),
clip_grad=None)