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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,114 @@ | ||
| import numpy as np | ||
| from jsonargparse.typing import ClosedUnitInterval | ||
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| from data_juicer.ops.base_op import OPERATORS, Filter | ||
| from data_juicer.ops.op_fusion import LOADED_IMAGES | ||
| from data_juicer.utils.availability_utils import AvailabilityChecking | ||
| from data_juicer.utils.constant import Fields, StatsKeys | ||
| from data_juicer.utils.mm_utils import load_data_with_context, load_image | ||
| from data_juicer.utils.model_utils import get_model, prepare_model | ||
|
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| OP_NAME = 'image_pair_similarity_filter' | ||
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| with AvailabilityChecking(['torch', 'transformers'], OP_NAME): | ||
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| import torch | ||
| import transformers # noqa: F401 | ||
|
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| # avoid hanging when calling clip in multiprocessing | ||
| torch.set_num_threads(1) | ||
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| @OPERATORS.register_module(OP_NAME) | ||
| @LOADED_IMAGES.register_module(OP_NAME) | ||
| class ImagePairSimilarityFilter(Filter): | ||
| """Filter to keep image pairs with similarities between images | ||
| within a specific range.""" | ||
|
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| _accelerator = 'cuda' | ||
|
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| def __init__(self, | ||
| hf_clip='openai/clip-vit-base-patch32', | ||
| trust_remote_code=False, | ||
| min_score: ClosedUnitInterval = 0.1, | ||
| max_score: ClosedUnitInterval = 1.0, | ||
| any_or_all: str = 'any', | ||
| *args, | ||
| **kwargs): | ||
| """ | ||
| Initialization method. | ||
| :param hf_clip: clip model name on huggingface to compute | ||
| the similarity between image and text. | ||
| :param min_score: The min similarity to keep samples. | ||
| :param max_score: The max similarity to keep samples. | ||
| :param any_or_all: keep this sample with 'any' or 'all' strategy of | ||
| all images. 'any': keep this sample if any images meet the | ||
| condition. 'all': keep this sample only if all images meet the | ||
| condition. | ||
| :param args: extra args | ||
| :param kwargs: extra args | ||
| """ | ||
| super().__init__(*args, **kwargs) | ||
| self.min_score = min_score | ||
| self.max_score = max_score | ||
| if any_or_all not in ['any', 'all']: | ||
| raise ValueError(f'Keep strategy [{any_or_all}] is not supported. ' | ||
| f'Can only be one of ["any", "all"].') | ||
| self.any = (any_or_all == 'any') | ||
| self.model_key = prepare_model(model_type='huggingface', | ||
| pretrained_model_name_or_path=hf_clip, | ||
| trust_remote_code=trust_remote_code) | ||
|
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| def compute_stats(self, sample, rank=None, context=False): | ||
|
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| # check if it's computed already | ||
| if StatsKeys.image_pair_similarity in sample[Fields.stats]: | ||
| return sample | ||
|
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| # there is no image in this sample | ||
| if (self.image_key not in sample | ||
| or not len(sample[self.image_key]) == 2 | ||
| or sample[self.image_key][0] == sample[self.image_key][1]): | ||
| raise ValueError('Each sample must include two images.') | ||
|
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||
| # load images | ||
| loaded_image_keys = sample[self.image_key] | ||
| sample, images = load_data_with_context(sample, context, | ||
| loaded_image_keys, load_image) | ||
|
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| similarity = [] | ||
| model, processor = get_model(self.model_key, rank, self.use_cuda()) | ||
|
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| image_list = [] | ||
| for temp_key in images.keys(): | ||
| image_list.append(images[temp_key]) | ||
| image_tensors = processor.image_processor( | ||
| image_list, return_tensors='pt')['pixel_values'] | ||
| image1_batch_feature = model.get_image_features( | ||
| image_tensors[0].unsqueeze(0).to(model.device)) | ||
| image2_batch_feature = model.get_image_features( | ||
| image_tensors[1].unsqueeze(0).to(model.device)) | ||
|
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| similarity = torch.cosine_similarity(image1_batch_feature, | ||
| image2_batch_feature, | ||
| dim=1) | ||
| sample[Fields.stats][StatsKeys.image_pair_similarity] = similarity | ||
|
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| return sample | ||
|
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| def process(self, sample, rank=None): | ||
| similarity = sample[Fields.stats][StatsKeys.image_pair_similarity] | ||
| if len(similarity) <= 0: | ||
| return True | ||
|
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| keep_bools = np.array([ | ||
| self.min_score <= sim_value <= self.max_score | ||
| for sim_value in similarity | ||
| ]) | ||
|
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| # different strategies | ||
| if self.any: | ||
| return keep_bools.any() | ||
| else: | ||
| return keep_bools.all() |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,67 @@ | ||
| import os | ||
| import unittest | ||
|
|
||
| from data_juicer.core.data import NestedDataset as Dataset | ||
|
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| from data_juicer.ops.filter.image_pair_similarity_filter import ImagePairSimilarityFilter | ||
| from data_juicer.utils.constant import Fields | ||
| from data_juicer.utils.mm_utils import SpecialTokens | ||
| from data_juicer.utils.unittest_utils import DataJuicerTestCaseBase | ||
|
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|
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| class ImagePairSimilarityFilterTest(DataJuicerTestCaseBase): | ||
|
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| data_path = os.path.join(os.path.dirname(os.path.realpath(__file__)), '..', | ||
| 'data') | ||
| cat_path = os.path.join(data_path, 'cat.jpg') | ||
| img2_path = os.path.join(data_path, 'img2.jpg') | ||
| img3_path = os.path.join(data_path, 'img3.jpg') | ||
| img5_path = os.path.join(data_path, 'img5.jpg') | ||
| img7_path = os.path.join(data_path, 'img7.jpg') | ||
| hf_clip = 'openai/clip-vit-base-patch32' | ||
|
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| @classmethod | ||
| def tearDownClass(cls) -> None: | ||
| super().tearDownClass(cls.hf_clip) | ||
|
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| def _run_filter(self, dataset: Dataset, op, num_proc=1): | ||
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| if Fields.stats not in dataset.features: | ||
| # TODO: | ||
| # this is a temp solution, | ||
| # only add stats when calling filter op | ||
| dataset = dataset.add_column(name=Fields.stats, | ||
| column=[{}] * dataset.num_rows) | ||
|
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| dataset = dataset.map(op.compute_stats, | ||
| num_proc=num_proc, | ||
| with_rank=True) | ||
| dataset = dataset.filter(op.process, num_proc=num_proc) | ||
| dataset = dataset.select_columns(column_names=['text', 'images']) | ||
| res_list = dataset.to_list() | ||
| print(res_list) | ||
|
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| def test_no_eoc_special_token(self): | ||
|
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| ds_list = [{ | ||
| 'text': 'image pair 1', | ||
| 'images': [self.cat_path, self.img3_path] | ||
| }, { | ||
| 'text': 'image pair 2', | ||
| 'images': [self.img3_path, self.img7_path] | ||
| }, { | ||
| 'text': 'image pair 3', | ||
| 'images': [self.img2_path, self.img5_path] | ||
| }] | ||
|
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| dataset = Dataset.from_list(ds_list) | ||
| op = ImagePairSimilarityFilter(hf_clip=self.hf_clip, | ||
| any_or_all='any', | ||
| min_score=0.85, | ||
| max_score=1) | ||
| self._run_filter(dataset, op) | ||
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| if __name__ == '__main__': | ||
| unittest.main() |