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blip-base_8xb32_nlvr.py 1.49 KB
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_base_ = [
    '../_base_/datasets/nlvr2.py',
    '../_base_/default_runtime.py',
]

# model settings
model = dict(
    type='BlipNLVR',
    vision_backbone=dict(
        type='VisionTransformer',
        arch='b',
        img_size=384,
        patch_size=16,
        out_type='raw',
    ),
    tokenizer=dict(type='BlipTokenizer', name_or_path='bert-base-uncased'),
    multimodal_backbone=dict(
        type='BertModel',
        config=dict(
            architectures=['BertModel'],
            attention_probs_dropout_prob=0.1,
            hidden_act='gelu',
            hidden_dropout_prob=0.1,
            hidden_size=768,
            initializer_range=0.02,
            intermediate_size=3072,
            layer_norm_eps=1e-12,
            max_position_embeddings=512,
            model_type='bert',
            num_attention_heads=12,
            num_hidden_layers=12,
            pad_token_id=0,
            add_type_embeddings=False,
            vocab_size=30524,
            encoder_width=768,
            add_cross_attention=True,
            nlvr=True),
        add_pooling_layer=False),
)

# optimizer
optimizer = dict(type='AdamW', lr=2e-5, weight_decay=0.05)
optim_wrapper = dict(type='OptimWrapper', optimizer=optimizer)

param_scheduler = [
    dict(
        type='CosineAnnealingLR',
        by_epoch=True,
        begin=0,
        end=10,
    )
]

# runtime settings
train_cfg = dict(type='EpochBasedTrainLoop', max_epochs=10)
val_cfg = dict()
test_cfg = dict()

default_hooks = dict(logger=dict(interval=1))