mask_rcnn_regnety_4gf_dds_FPN_100ep_LSJ.py

from .mask_rcnn_R_50_FPN_100ep_LSJ import (
    dataloader,
    lr_multiplier,
    model,
    optimizer,
    train,
)
from detectron2.config import LazyCall as L
from detectron2.modeling.backbone import RegNet
from detectron2.modeling.backbone.regnet import SimpleStem, ResBottleneckBlock

# Config source:
# https://github.com/facebookresearch/detectron2/blob/main/configs/COCO-InstanceSegmentation/mask_rcnn_regnety_4gf_dds_fpn_1x.py  # noqa
model.backbone.bottom_up = L(RegNet)(
    stem_class=SimpleStem,
    stem_width=32,
    block_class=ResBottleneckBlock,
    depth=22,
    w_a=31.41,
    w_0=96,
    w_m=2.24,
    group_width=64,
    se_ratio=0.25,
    norm="SyncBN",
    out_features=["s1", "s2", "s3", "s4"],
)
model.pixel_std = [57.375, 57.120, 58.395]

# RegNets benefit from enabling cudnn benchmark mode
train.cudnn_benchmark = True