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bc3c4a35ee
* [Feature]: Add caption * [Feature]: Update scienceqa * [CI] Add test mim CI. (#879) * refactor imagenet dataset * refactor imagenet dataset * refactor imagenet dataset * update imagenet21k * update configs * update mnist * update dataset_prepare.md * fix sun397 url and update user_guides/dataset_prepare.md * update dataset_prepare.md * fix sun397 dataset * fix sun397 * update chinese dataset_prepare.md * update dataset_prepare.md * [Refactor] update voc dataset * [Refactor] update voc dataset * refactor imagenet * refactor imagenet * use mmengine.fileio --------- Co-authored-by: liuyuan <3463423099@qq.com> Co-authored-by: Ma Zerun <mzr1996@163.com> Co-authored-by: Ezra-Yu <18586273+Ezra-Yu@users.noreply.github.com>
66 lines
1.7 KiB
Python
66 lines
1.7 KiB
Python
# dataset settings
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dataset_type = 'VOC'
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data_preprocessor = dict(
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num_classes=20,
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# RGB format normalization parameters
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mean=[123.675, 116.28, 103.53],
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std=[58.395, 57.12, 57.375],
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# convert image from BGR to RGB
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to_rgb=True,
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# generate onehot-format labels for multi-label classification.
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to_onehot=True,
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)
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train_pipeline = [
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dict(type='LoadImageFromFile'),
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dict(type='RandomResizedCrop', scale=224),
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dict(type='RandomFlip', prob=0.5, direction='horizontal'),
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dict(type='PackInputs'),
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]
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test_pipeline = [
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dict(type='LoadImageFromFile'),
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dict(type='ResizeEdge', scale=256, edge='short'),
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dict(type='CenterCrop', crop_size=224),
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dict(
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type='PackInputs',
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# `gt_label_difficult` is needed for VOC evaluation
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meta_keys=('sample_idx', 'img_path', 'ori_shape', 'img_shape',
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'scale_factor', 'flip', 'flip_direction',
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'gt_label_difficult')),
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]
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train_dataloader = dict(
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batch_size=16,
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num_workers=5,
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dataset=dict(
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type=dataset_type,
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data_root='data/VOC2007',
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split='trainval',
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pipeline=train_pipeline),
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sampler=dict(type='DefaultSampler', shuffle=True),
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)
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val_dataloader = dict(
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batch_size=16,
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num_workers=5,
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dataset=dict(
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type=dataset_type,
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data_root='data/VOC2007',
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split='test',
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pipeline=test_pipeline),
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sampler=dict(type='DefaultSampler', shuffle=False),
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)
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test_dataloader = val_dataloader
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# calculate precision_recall_f1 and mAP
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val_evaluator = [
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dict(type='VOCMultiLabelMetric'),
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dict(type='VOCMultiLabelMetric', average='micro'),
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dict(type='VOCAveragePrecision')
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]
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test_dataloader = val_dataloader
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test_evaluator = val_evaluator
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