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Update the cars196 dataset #11073

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68308df
Update the cars196 dataset to pull the data from web archive
SanjaySG Jun 29, 2025
cc2bae5
Update checksums
SanjaySG Jun 29, 2025
7956928
Update homepage url
SanjaySG Jun 29, 2025
ddfa524
Update release version and version number in stable_versions.txt and …
SanjaySG Jun 30, 2025
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7 changes: 4 additions & 3 deletions tensorflow_datasets/image_classification/cars196.py
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Original file line number Diff line number Diff line change
Expand Up @@ -20,8 +20,8 @@
from tensorflow_datasets.core.utils.lazy_imports_utils import tensorflow as tf
import tensorflow_datasets.public_api as tfds

_URL = 'http://ai.stanford.edu/~jkrause/car196/'
_EXTRA_URL = 'https://ai.stanford.edu/~jkrause/cars/car_devkit.tgz'
_URL = 'https://web.archive.org/web/20221212053154/http://ai.stanford.edu/~jkrause/car196/'
_EXTRA_URL = 'https://web.archive.org/web/20230323151230/https://ai.stanford.edu/~jkrause/cars/car_devkit.tgz'

_DESCRIPTION = (
'The Cars dataset contains 16,185 images of 196 classes of cars. The data '
Expand Down Expand Up @@ -255,6 +255,7 @@ class Cars196(tfds.core.GeneratorBasedBuilder):
'2.0.0': 'Initial release',
'2.0.1': 'Website URL update',
'2.1.0': 'Fixing bug https://github.com/tensorflow/datasets/issues/3927',
'2.2.0': 'Fix broken links',
}

def _info(self):
Expand All @@ -271,7 +272,7 @@ def _info(self):
description=(_DESCRIPTION),
features=tfds.features.FeaturesDict(features_dict),
supervised_keys=('image', 'label'),
homepage='https://ai.stanford.edu/~jkrause/cars/car_dataset.html',
homepage='https://web.archive.org/web/20230323151220/https://ai.stanford.edu/~jkrause/cars/car_dataset.html',
citation=_CITATION,
)

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2 changes: 1 addition & 1 deletion tensorflow_datasets/stable_versions.txt
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Expand Up @@ -267,7 +267,7 @@ caltech101/3.0.2
caltech_birds2010/0.1.1
caltech_birds2011/0.1.1
cardiotox/1.0.0
cars196/2.1.0
cars196/2.2.0
cassava/0.1.0
cats_vs_dogs/4.0.1
celeb_a/2.1.0
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2 changes: 1 addition & 1 deletion tensorflow_datasets/testing/metadata/supported.txt
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Expand Up @@ -257,7 +257,7 @@ caltech101/3.0.2
caltech_birds2010/0.1.1
caltech_birds2011/0.1.1
cardiotox/1.0.0
cars196/2.1.0
cars196/2.2.0
cassava/0.1.0
cats_vs_dogs/4.0.1
celeb_a/2.1.0
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4 changes: 4 additions & 0 deletions tensorflow_datasets/url_checksums/cars196.txt
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Expand Up @@ -2,3 +2,7 @@ http://ai.stanford.edu/~jkrause/car196/cars_test.tgz 977350468 bffea656d6f425cba
http://ai.stanford.edu/~jkrause/car196/cars_test_annos_withlabels.mat 185758 790f75be8ea34eeded134cc559332baf23e30e91367e9ddca97d26ed9b895f05 cars_test_annos_withlabels.mat
http://ai.stanford.edu/~jkrause/car196/cars_train.tgz 979269282 512b227b30e2f0a8aab9e09485786ab4479582073a144998da74d64b801fd288 cars_train.tgz
https://ai.stanford.edu/~jkrause/cars/car_devkit.tgz 330960 b97deb463af7d58b6bfaa18b2a4de9829f0f79e8ce663dfa9261bf7810e9accd car_devkit.tgz
https://web.archive.org/web/20221212053154/http:/ai.stanford.edu/~jkrause/car196/cars_test.tgz 977350468 bffea656d6f425cba3c91c6d83336e4c5f86c6cffd8975b0f375d3a10da8e243 cars_test.tgz
https://web.archive.org/web/20221212053154/http:/ai.stanford.edu/~jkrause/car196/cars_test_annos_withlabels.mat 185758 790f75be8ea34eeded134cc559332baf23e30e91367e9ddca97d26ed9b895f05 cars_test_annos_withlabels.mat
https://web.archive.org/web/20221212053154/http:/ai.stanford.edu/~jkrause/car196/cars_train.tgz 979269282 512b227b30e2f0a8aab9e09485786ab4479582073a144998da74d64b801fd288 cars_train.tgz
https://web.archive.org/web/20230323151230/https://ai.stanford.edu/~jkrause/cars/car_devkit.tgz 330960 b97deb463af7d58b6bfaa18b2a4de9829f0f79e8ce663dfa9261bf7810e9accd car_devkit.tgz