Dataset Viewer
The dataset viewer is not available for this split.
Cannot load the dataset split (in streaming mode) to extract the first rows.
Error code: StreamingRowsError
Exception: ValueError
Message: Invalid string class label wprf-massachusetts-roads@1365b453bca6ef9bacba4c579abf3f21e35151a9
Traceback: Traceback (most recent call last):
File "/src/services/worker/src/worker/utils.py", line 99, in get_rows_or_raise
return get_rows(
^^^^^^^^^
File "/src/libs/libcommon/src/libcommon/utils.py", line 272, in decorator
return func(*args, **kwargs)
^^^^^^^^^^^^^^^^^^^^^
File "/src/services/worker/src/worker/utils.py", line 77, in get_rows
rows_plus_one = list(itertools.islice(ds, rows_max_number + 1))
^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
File "/usr/local/lib/python3.12/site-packages/datasets/iterable_dataset.py", line 2543, in __iter__
for key, example in ex_iterable:
^^^^^^^^^^^
File "/usr/local/lib/python3.12/site-packages/datasets/iterable_dataset.py", line 2060, in __iter__
for key, pa_table in self._iter_arrow():
^^^^^^^^^^^^^^^^^^
File "/usr/local/lib/python3.12/site-packages/datasets/iterable_dataset.py", line 2092, in _iter_arrow
pa_table = cast_table_to_features(pa_table, self.features)
^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
File "/usr/local/lib/python3.12/site-packages/datasets/table.py", line 2197, in cast_table_to_features
arrays = [cast_array_to_feature(table[name], feature) for name, feature in features.items()]
^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
File "/usr/local/lib/python3.12/site-packages/datasets/table.py", line 1795, in wrapper
return pa.chunked_array([func(chunk, *args, **kwargs) for chunk in array.chunks])
^^^^^^^^^^^^^^^^^^^^^^^^^^^^
File "/usr/local/lib/python3.12/site-packages/datasets/table.py", line 1995, in cast_array_to_feature
return feature.cast_storage(array)
^^^^^^^^^^^^^^^^^^^^^^^^^^^
File "/usr/local/lib/python3.12/site-packages/datasets/features/features.py", line 1169, in cast_storage
[self._strval2int(label) if label is not None else None for label in storage.to_pylist()]
^^^^^^^^^^^^^^^^^^^^^^^
File "/usr/local/lib/python3.12/site-packages/datasets/features/features.py", line 1098, in _strval2int
raise ValueError(f"Invalid string class label {value}")
ValueError: Invalid string class label wprf-massachusetts-roads@1365b453bca6ef9bacba4c579abf3f21e35151a9Need help to make the dataset viewer work? Make sure to review how to configure the dataset viewer, and open a discussion for direct support.
youchengzong/wprf-massachusetts-roads
This repository hosts the processed dataset files for WPRF_open (massachusetts_roads).
Summary
- Content: RGB images + instance segmentation annotations in COCO format.
- Packaging: zip artifacts (for robust download & integrity check).
Files
| file | sha256 | size |
|---|---|---|
data_part01.zip |
13ab5282c56cb59e4cf039117906d2d8a6f736418af4c1a2394fd49d9b64e30b |
3.02 GB |
data_part02.zip |
48bb86e8f34adc1c9153d32aabced4f9416324910135b765e40e1391887d7e9a |
2.73 GB |
Statistics (COCO)
| split | images | annotations |
|---|---|---|
train |
1108 | 1108 |
val |
14 | 14 |
test |
49 | 49 |
| total | 1171 | 1171 |
Layout
After downloading and extracting the zip file(s), the dataset root is:
<dataset_root>/
images/{train,val,test}/... # `val` is optional
annotations/instances_{train,val,test}.json # `val` is optional
Notes
- This dataset is provided for research use.
- Please check the original dataset license/terms before redistribution.
- The Hugging Face Dataset Viewer may be unavailable because the data is distributed as zip artifacts.
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