Commit b2307790 authored by 蔡院强's avatar 蔡院强
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# model settings
model = dict(
    type='CascadeRCNN',
    num_stages=1,              #Fixme: 3==>2
    pretrained='torchvision://resnet50',
    backbone=dict(
        type='ResNet',
        depth=50,
        num_stages=4,
        out_indices=(0, 1, 2, 3),
        frozen_stages=1,
        style='pytorch'),
    neck=dict(
        type='FPN',
        in_channels=[256, 512, 1024, 2048],
        out_channels=256,
        num_outs=5),
    rpn_head=dict(
        type='RPNHead',
        in_channels=256,
        feat_channels=256,
        anchor_scales=[8],
        anchor_ratios=[0.5, 1.0, 2.0],
        anchor_strides=[4, 8, 16, 32, 64],
        target_means=[.0, .0, .0, .0],
        target_stds=[1.0, 1.0, 1.0, 1.0],
        loss_cls=dict(
            type='CrossEntropyLoss', use_sigmoid=True, loss_weight=1.0),
        loss_bbox=dict(type='SmoothL1Loss', beta=1.0 / 9.0, loss_weight=1.0)),
    bbox_roi_extractor=dict(
        type='SingleRoIExtractor',
        roi_layer=dict(type='RoIAlign', out_size=7, sample_num=2),
        out_channels=256,
        featmap_strides=[4, 8, 16, 32]),
    bbox_head=[
#        dict(
#            type='SharedFCBBoxHead',
#            num_fcs=2,
#            in_channels=256,
#            fc_out_channels=1024,
#            roi_feat_size=7,
#            num_classes=141,  # Fixme: 81, ==> 146+1+2.
#            num_counts=10,    # Fixme: 4
#            target_means=[0., 0., 0., 0.],
#            target_stds=[0.1, 0.1, 0.2, 0.2],
#            reg_class_agnostic=True,
#            loss_cls=dict(
#                type='CrossEntropyLoss', use_sigmoid=False, loss_weight=1.0),
#            loss_bbox=dict(type='SmoothL1Loss', beta=1.0, loss_weight=1.0)),
#        dict(
#            type='SharedFCBBoxHead',
#            num_fcs=2,
#            in_channels=256,
#            fc_out_channels=1024,
#            roi_feat_size=7,
#            num_classes=141,  # Fixme: 81, ==> 146+1+2.
#            num_counts=17,    # Fixme: 16
#            target_means=[0., 0., 0., 0.],
#            target_stds=[0.05, 0.05, 0.1, 0.1],
#            reg_class_agnostic=True,
#            loss_cls=dict(
#                type='CrossEntropyLoss', use_sigmoid=False, loss_weight=1.0),
#            loss_bbox=dict(type='SmoothL1Loss', beta=1.0, loss_weight=1.0)),
        dict(
            type='SharedFCBBoxHead',
            num_fcs=2,
            in_channels=256,
            fc_out_channels=1024,
            roi_feat_size=7,
            num_classes=141,  # Fixme: 81, ==> 146+1+2.
            num_counts=64,    # Fixme: 64
            target_means=[0., 0., 0., 0.],
            target_stds=[0.033, 0.033, 0.067, 0.067],
            reg_class_agnostic=True,
            loss_cls=dict(
                type='CrossEntropyLoss', use_sigmoid=False, loss_weight=1.0),
            loss_bbox=dict(type='SmoothL1Loss', beta=1.0, loss_weight=1.0))
    ])
# model training and testing settings
train_cfg = dict(
    rpn=dict(
        assigner=dict(
            type='MaxIoUAssigner',
            pos_iou_thr=0.7,
            neg_iou_thr=0.3,
            min_pos_iou=0.3,
            ignore_iof_thr=-1),
        sampler=dict(
            type='RandomSampler',
            num=256,
            pos_fraction=0.5,
            neg_pos_ub=-1,
            add_gt_as_proposals=False),
        allowed_border=0,
        pos_weight=-1,
        debug=False),
    rpn_proposal=dict(
        nms_across_levels=False,
        nms_pre=2000,
        nms_post=2000,
        max_num=2000,
        nms_thr=0.7,
        min_bbox_size=0),
    rcnn=[
#        dict(
#            assigner=dict(
#               type='MaxIoUAssigner',
#                pos_iou_thr=0.6,
#                neg_iou_thr=0.6,
#                min_pos_iou=0.6,
#                ignore_iof_thr=-1),
#            sampler=dict(
#                type='RandomSampler',
#                num=512,
#               pos_fraction=0.25,
#                neg_pos_ub=-1,
#                add_gt_as_proposals=True),
#            pos_weight=-1,
#           debug=False),
#        dict(
#            assigner=dict(
#                type='MaxIoUAssigner',
#                pos_iou_thr=0.6,
#                neg_iou_thr=0.6,
#                min_pos_iou=0.6,
#                ignore_iof_thr=-1),
#            sampler=dict(
#                type='RandomSampler',
#                num=512,
#                pos_fraction=0.25,
#                neg_pos_ub=-1,
#                add_gt_as_proposals=True),
#            pos_weight=-1,
#            debug=False)#,
        dict(
            assigner=dict(
                type='MaxIoUAssigner',
                pos_iou_thr=0.5,
                neg_iou_thr=0.5,
                min_pos_iou=0.5,
                ignore_iof_thr=-1),
            sampler=dict(
                type='RandomSampler',
                num=512,
                pos_fraction=0.25,
                neg_pos_ub=-1,
                add_gt_as_proposals=True),
            pos_weight=-1,
            debug=False)
    ],
    stage_loss_weights=[1, 0.5, 0.25])
test_cfg = dict(
    rpn=dict(
        nms_across_levels=False,
        nms_pre=1000,
        nms_post=1000,
        max_num=1000,
        nms_thr=0.7,
        min_bbox_size=0),
    rcnn=dict(
        score_thr=0.05, nms=dict(type='nms', iou_thr=0.5), max_per_img=100),
    keep_all_stages=False)
#Fixme: dataset settings
dataset_type = 'CocoLHCDataset'
data_root = '/data1/mmdetection_count/data/LHC/'    # data/coco ==> data/LHC 20191014 2024
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='LoadImageFromFile'),
    dict(type='LoadAnnotations', with_bbox=True),
    dict(type='Resize', img_scale=(1333,800), keep_ratio=True),          # Fixme: img_scale = (1333,800) ==> (800,1333)
    dict(type='RandomFlip', flip_ratio=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', 'gt_counts']),   #Fixme: +
]
test_pipeline = [
    dict(type='LoadImageFromFile'),
    dict(
        type='MultiScaleFlipAug',
        img_scale=(1333,800),                  # Fixme: img_scale = (1333,800) ==> (800,1333)
        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(
    imgs_per_gpu=6,
    workers_per_gpu=2,
    train=dict(
        type=dataset_type,
        ann_file=data_root + 'annotations/CommodityDataset_GtTxtsTrain_BsdHand1201N1500ForEASTCnt65_0214Cnt56.json',  # CommodityDataset_GtTxtsTrain_BsdHand1201N1500ForEAST_0114
        img_prefix=data_root + 'CommodityDataset_ImagesTrain_BsdHand1201N1500/',  #  
        pipeline=train_pipeline),
    val=dict(
        type=dataset_type,
        ann_file=data_root + 'annotations/CommodityDataset_GtTxtsTest_BsdHand1201N1500ForEAST_0114.json',
        img_prefix=data_root + 'CommodityDataset_ImagesTest_BsdHand1201N1500/',
        pipeline=test_pipeline),
    test=dict(
        type=dataset_type,
        ann_file=data_root + 'annotations/CommodityDataset_GtTxtsTest_BsdHand1201N1500ForEAST_0114.json',
        img_prefix=data_root + 'CommodityDataset_ImagesTest_BsdHand1201N1500/',
        pipeline=test_pipeline))
# optimizer
optimizer = dict(type='SGD', lr=0.02, momentum=0.9, weight_decay=0.0001)
optimizer_config = dict(grad_clip=dict(max_norm=35, norm_type=2))
# learning policy
lr_config = dict(
    policy='step',
    warmup='linear',
    warmup_iters=500,
    warmup_ratio=1.0 / 3,
    step=[8, 11])
checkpoint_config = dict(interval=1)
# yapf:disable
log_config = dict(
    interval=50,
    hooks=[
        dict(type='TextLoggerHook'),
        # dict(type='TensorboardLoggerHook')
    ])
# yapf:enable
# runtime settings
total_epochs = 12
dist_params = dict(backend='nccl')
log_level = 'INFO'
work_dir = './work_dirs/cascade_rcnn_r50_fpn_1x_LHCByCOCO_New0214Cnt56_DetCntReLUV12StgA64StgW01_M2Gpus'
load_from = None
resume_from = None
workflow = [('train', 1)]