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| _base_ = './rtmdet_s_syncbn_fast_8xb32-300e_coco.py' | |
| checkpoint = 'https://download.openmmlab.com/mmdetection/v3.0/rtmdet/cspnext_rsb_pretrain/cspnext-tiny_imagenet_600e.pth' # noqa | |
| # ========================modified parameters====================== | |
| deepen_factor = 0.167 | |
| widen_factor = 0.375 | |
| img_scale = _base_.img_scale | |
| # ratio range for random resize | |
| random_resize_ratio_range = (0.5, 2.0) | |
| # Number of cached images in mosaic | |
| mosaic_max_cached_images = 20 | |
| # Number of cached images in mixup | |
| mixup_max_cached_images = 10 | |
| # =======================Unmodified in most cases================== | |
| model = dict( | |
| backbone=dict( | |
| deepen_factor=deepen_factor, | |
| widen_factor=widen_factor, | |
| init_cfg=dict(checkpoint=checkpoint)), | |
| neck=dict( | |
| deepen_factor=deepen_factor, | |
| widen_factor=widen_factor, | |
| ), | |
| bbox_head=dict(head_module=dict(widen_factor=widen_factor))) | |
| train_pipeline = [ | |
| dict(type='LoadImageFromFile', backend_args=_base_.backend_args), | |
| dict(type='LoadAnnotations', with_bbox=True), | |
| dict( | |
| type='Mosaic', | |
| img_scale=img_scale, | |
| use_cached=True, | |
| max_cached_images=mosaic_max_cached_images, # note | |
| random_pop=False, # note | |
| pad_val=114.0), | |
| dict( | |
| type='mmdet.RandomResize', | |
| # img_scale is (width, height) | |
| scale=(img_scale[0] * 2, img_scale[1] * 2), | |
| ratio_range=random_resize_ratio_range, | |
| resize_type='mmdet.Resize', | |
| keep_ratio=True), | |
| dict(type='mmdet.RandomCrop', crop_size=img_scale), | |
| dict(type='mmdet.YOLOXHSVRandomAug'), | |
| dict(type='mmdet.RandomFlip', prob=0.5), | |
| dict(type='mmdet.Pad', size=img_scale, pad_val=dict(img=(114, 114, 114))), | |
| dict( | |
| type='YOLOv5MixUp', | |
| use_cached=True, | |
| random_pop=False, | |
| max_cached_images=mixup_max_cached_images, | |
| prob=0.5), | |
| dict(type='mmdet.PackDetInputs') | |
| ] | |
| train_dataloader = dict(dataset=dict(pipeline=train_pipeline)) | |