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- _base_ = [
- '../_base_/schedules/schedule_1x.py', '../_base_/default_runtime.py'
- ]
- norm_cfg = dict(type='SyncBN', requires_grad=True)
- model = dict(
- type='ATSS',
- backbone=dict(
- type='ResNeXt',
- depth=101,
- groups=64,
- base_width=4,
- num_stages=4,
- out_indices=(0, 1, 2, 3),
- frozen_stages=1,
- norm_cfg=norm_cfg,
- dcn=dict(type='DCN', deform_groups=1, fallback_on_stride=False),
- stage_with_dcn=(False, True, True, True),
- style='pytorch',
- init_cfg=dict(
- type='Pretrained', checkpoint='open-mmlab://resnext101_64x4d')),
- neck=dict(
- type='FPN',
- in_channels=[256, 512, 1024, 2048],
- out_channels=256,
- start_level=1,
- add_extra_convs='on_output',
- num_outs=5),
- bbox_head=dict(
- type='PAAHead',
- reg_decoded_bbox=True,
- score_voting=True,
- topk=9,
- num_classes=2,
- in_channels=256,
- stacked_convs=4,
- feat_channels=256,
- anchor_generator=dict(
- type='AnchorGenerator',
- ratios=[1.0],
- octave_base_scale=8,
- scales_per_octave=1,
- strides=[8, 16, 32, 64, 128]),
- bbox_coder=dict(
- type='DeltaXYWHBBoxCoder',
- target_means=[.0, .0, .0, .0],
- target_stds=[0.1, 0.1, 0.2, 0.2]),
- loss_cls=dict(
- type='FocalLoss',
- use_sigmoid=True,
- gamma=2.0,
- alpha=0.25,
- loss_weight=1.0),
- loss_bbox=dict(type='GIoULoss', loss_weight=1.3),
- loss_centerness=dict(
- type='CrossEntropyLoss', use_sigmoid=True, loss_weight=0.5)),
- # training and testing settings
- train_cfg=dict(
- assigner=dict(
- type='MaxIoUAssigner',
- pos_iou_thr=0.1,
- neg_iou_thr=0.1,
- min_pos_iou=0,
- ignore_iof_thr=-1),
- allowed_border=-1,
- pos_weight=-1,
- debug=False),
- test_cfg=dict(
- nms_pre=1000,
- min_bbox_size=0,
- score_thr=0.05,
- nms=dict(type='nms', iou_threshold=0.6),
- max_per_img=100))
-
- dataset_type = 'CocoDataset'
- classes = ('zangwuyise', 'guashang')
-
- img_norm_cfg = dict(
- mean=[123.675, 116.28, 103.53], std=[58.395, 57.12, 57.375], to_rgb=True)
-
- train_pipeline = [
- dict(type='SimpleCopyPaste',
- scale=(0.5, 1.5),
- max_paste_objects=5,
- prob=0.7,
- flip_prob = 0.5,
- occluded_area_thresh=100,
- box_occlusion_thresh=10),
- dict(
- type='Resize',
- img_scale=[(2048, 2048), (2560, 2560)],
- multiscale_mode='range',
- keep_ratio=True),
- dict(type='RandomCrop', crop_size=(2560, 2560), allow_negative_crop=True),
- dict(type='RandomFlip', flip_ratio=[0.2,0.2,0.2], direction=['horizontal', 'vertical', 'diagonal']),
- dict(type='BrightnessTransform', level=5, prob=0.5),
- dict(type='ContrastTransform', level=5, prob=0.5),
- dict(type='RandomShift', shift_ratio=0.5),
- dict(type='MinIoURandomCrop', min_ious=(0.5, 0.7, 0.9), min_crop_size=0.5),
- dict(type='Normalize', **img_norm_cfg),
- dict(type='Pad', size_divisor=32),
- dict(type='DefaultFormatBundle'),
- dict(type='Collect', keys=['img', 'gt_bboxes', 'gt_labels'])
- ]
-
- test_pipeline = [
- dict(type='LoadImageFromFile'),
- dict(
- type='MultiScaleFlipAug',
- img_scale=[(2560, 2560)],
- flip=False,
- transforms=[
- dict(type='Resize', keep_ratio=True),
- dict(type='RandomFlip'),
- dict(type='Normalize', **img_norm_cfg),
- dict(type='Pad', size_divisor=32),
- dict(type='ImageToTensor', keys=['img']),
- dict(type='Collect', keys=['img']),
- ])
- ]
-
-
- data = dict(
- samples_per_gpu=1,
- workers_per_gpu=8,
- train=dict(
- type='MultiImageMixDataset',
- dataset=dict(
- type=dataset_type,
- img_prefix='/home/shanwei-luo/teamdata/surf0413/images/',
- classes=classes,
- ann_file='/home/shanwei-luo/teamdata/surf0413/annotations/train_cat_mode.json',
- pipeline=[
- dict(type='LoadImageFromFile'),
- dict(type='LoadAnnotations', with_bbox=True)
- ],
- filter_empty_gt=False,
- ),
- pipeline=train_pipeline),
-
- val=dict(
- type=dataset_type,
- img_prefix='/home/shanwei-luo/teamdata/surf0413/images/',
- classes=classes,
- ann_file='/home/shanwei-luo/teamdata/surf0413/annotations/val_cat_mode.json',
- pipeline=test_pipeline,
- filter_empty_gt=False,),
- test=dict(
- type=dataset_type,
- img_prefix='/home/shanwei-luo/teamdata/surf0413/images/',
- classes=classes,
- ann_file='/home/shanwei-luo/teamdata/surf0413/annotations/val_cat_mode.json',
- pipeline=test_pipeline,
- filter_empty_gt=False))
-
- # optimizer
- optimizer = dict(type='SGD', lr=0.001, momentum=0.9, weight_decay=0.0001)
- optimizer_config = dict(grad_clip=None)
- # learning policy
- lr_config = dict(
- policy='CosineAnnealing',
- warmup='linear',
- warmup_iters=2000,
- warmup_ratio=1.0 / 10,
- min_lr_ratio=1e-5)
- runner = dict(type='EpochBasedRunner', max_epochs=40)
-
- evaluation = dict(interval=2, metric='bbox')
- checkpoint_config = dict(interval=2)
-
- log_config = dict(
- interval=50,
- hooks=[
- dict(type='TextLoggerHook'),
- # dict(type='TensorboardLoggerHook')
- ])
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