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- _base_ = '../faster_rcnn/faster-rcnn_r50_fpn_1x_coco.py'
- norm_cfg = dict(type='SyncBN', requires_grad=True)
- model = dict(
- # use ResNeSt img_norm
- data_preprocessor=dict(
- mean=[123.68, 116.779, 103.939],
- std=[58.393, 57.12, 57.375],
- bgr_to_rgb=True),
- backbone=dict(
- type='ResNeSt',
- stem_channels=64,
- depth=50,
- radix=2,
- reduction_factor=4,
- avg_down_stride=True,
- num_stages=4,
- out_indices=(0, 1, 2, 3),
- frozen_stages=1,
- norm_cfg=norm_cfg,
- norm_eval=False,
- style='pytorch',
- init_cfg=dict(type='Pretrained', checkpoint='open-mmlab://resnest50')),
- roi_head=dict(
- bbox_head=dict(
- type='Shared4Conv1FCBBoxHead',
- conv_out_channels=256,
- norm_cfg=norm_cfg)))
- train_pipeline = [
- dict(type='LoadImageFromFile', backend_args={{_base_.backend_args}}),
- dict(type='LoadAnnotations', with_bbox=True),
- dict(
- type='RandomResize', scale=[(1333, 640), (1333, 800)],
- keep_ratio=True),
- dict(type='RandomFlip', prob=0.5),
- dict(type='PackDetInputs')
- ]
- train_dataloader = dict(dataset=dict(pipeline=train_pipeline))
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