mmclassification/configs/clip/clip_vit-base-p16_zeroshot-...

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1.7 KiB
Python

_base_ = '../_base_/default_runtime.py'
# data settings
data_preprocessor = dict(
type='MultiModalDataPreprocessor',
mean=[0.48145466 * 255, 0.4578275 * 255, 0.40821073 * 255],
std=[0.26862954 * 255, 0.26130258 * 255, 0.27577711 * 255],
to_rgb=True,
)
test_pipeline = [
dict(type='LoadImageFromFile'),
dict(type='Resize', scale=(224, 224), interpolation='bicubic'),
dict(
type='PackInputs',
algorithm_keys=['text'],
meta_keys=['image_id', 'scale_factor'],
),
]
train_dataloader = None
test_dataloader = dict(
batch_size=32,
num_workers=8,
dataset=dict(
type='ImageNet',
data_root='data/imagenet',
split='val',
pipeline=test_pipeline),
sampler=dict(type='DefaultSampler', shuffle=False),
)
test_evaluator = dict(type='Accuracy', topk=(1, 5))
# schedule settings
train_cfg = None
val_cfg = None
test_cfg = dict()
# model settings
model = dict(
type='CLIPZeroShot',
vision_backbone=dict(
type='VisionTransformer',
arch='base',
img_size=224,
patch_size=16,
drop_rate=0.,
layer_cfgs=dict(act_cfg=dict(type='QuickGELU')),
pre_norm=True,
),
projection=dict(type='CLIPProjection', in_channels=768, out_channels=512),
text_backbone=dict(
type='CLIPTransformer',
width=512,
layers=12,
heads=8,
attn_mask=True,
),
tokenizer=dict(
type='AutoTokenizer',
name_or_path='openai/clip-vit-base-patch16',
use_fast=False),
vocab_size=49408,
transformer_width=512,
proj_dim=512,
text_prototype='imagenet',
text_prompt='openai_imagenet_sub', # openai_imagenet, openai_imagenet_sub
context_length=77,
)