Vadzim Kashko
commited on
Commit
•
63b863f
1
Parent(s):
3490722
feat: add script
Browse files
2d-masks-presentation-attack-detection.py
ADDED
@@ -0,0 +1,109 @@
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import datasets
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import pandas as pd
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_CITATION = """\
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@InProceedings{huggingface:dataset,
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title = {selfie_and_video},
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author = {TrainingDataPro},
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year = {2023}
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}
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"""
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_DESCRIPTION = """\
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4000 people in this dataset. Each person took a selfie on a webcam,
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took a selfie on a mobile phone. In addition, people recorded video from
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the phone and from the webcam, on which they pronounced a given set of numbers.
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Includes folders corresponding to people in the dataset. Each folder includes
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8 files (4 images and 4 videos).
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"""
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_NAME = 'selfie_and_video'
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_HOMEPAGE = f"https://huggingface.co/datasets/TrainingDataPro/{_NAME}"
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_LICENSE = ""
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_DATA = f"https://huggingface.co/datasets/TrainingDataPro/{_NAME}/resolve/main/data/"
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class SelfieAndVideo(datasets.GeneratorBasedBuilder):
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"""Small sample of image-text pairs"""
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def _info(self):
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return datasets.DatasetInfo(
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description=_DESCRIPTION,
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features=datasets.Features({
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'photo_1': datasets.Image(),
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'photo_2': datasets.Image(),
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'video_3': datasets.Value('string'),
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'video_4': datasets.Value('string'),
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'photo_5': datasets.Image(),
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'photo_6': datasets.Image(),
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'video_7': datasets.Value('string'),
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'video_8': datasets.Value('string'),
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'set_id': datasets.Value('string'),
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'worker_id': datasets.Value('string'),
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'age': datasets.Value('int8'),
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'country': datasets.Value('string'),
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'gender': datasets.Value('string')
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}),
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supervised_keys=None,
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homepage=_HOMEPAGE,
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citation=_CITATION,
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)
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def _split_generators(self, dl_manager):
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images = dl_manager.download(f"{_DATA}data.tar.gz")
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annotations = dl_manager.download(f"{_DATA}{_NAME}.csv")
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images = dl_manager.iter_archive(images)
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return [
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datasets.SplitGenerator(name=datasets.Split.TRAIN,
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gen_kwargs={
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"images": images,
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'annotations': annotations
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}),
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]
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def _generate_examples(self, images, annotations):
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annotations_df = pd.read_csv(annotations, sep=';')
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images_data = pd.DataFrame(columns=['Link', 'Bytes'])
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for idx, (image_path, image) in enumerate(images):
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if image_path.lower().endswith('.jpg'):
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images_data.loc[idx] = {
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'Link': image_path,
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'Bytes': image.read()
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}
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annotations_df = pd.merge(annotations_df,
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images_data,
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on=['Link'],
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how='left')
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for idx, worker_id in enumerate(pd.unique(annotations_df['WorkerId'])):
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annotation = annotations_df.loc[annotations_df['WorkerId'] ==
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worker_id]
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annotation = annotation.sort_values(['Link'])
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data = {
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(f'photo_{row[7][37]}' if row[7].lower().endswith('.jpg') else f'video_{row[7][37]}'):
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({
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'path': row[7],
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'bytes': row[8]
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} if row[7].lower().endswith('.jpg') else row[7])
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for row in annotation.itertuples()
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}
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age = annotation.loc[annotation['Link'].str.lower().str.endswith(
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'1.jpg')]['Age'].values[0]
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country = annotation.loc[annotation['Link'].str.lower().str.
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endswith('1.jpg')]['Country'].values[0]
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gender = annotation.loc[annotation['Link'].str.lower().str.
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endswith('1.jpg')]['Gender'].values[0]
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set_id = annotation.loc[annotation['Link'].str.lower().str.
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endswith('1.jpg')]['SetId'].values[0]
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data['worker_id'] = worker_id
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data['age'] = age
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data['country'] = country
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data['gender'] = gender
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data['set_id'] = set_id
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yield idx, data
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