Dataset Viewer

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test

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:    CastError
Message:      Couldn't cast
episode_0: struct<cluttered_table_info: list<item: struct<object_type: string, object_index: string>>, texture_ (... 98 chars omitted)
  child 0, cluttered_table_info: list<item: struct<object_type: string, object_index: string>>
      child 0, item: struct<object_type: string, object_index: string>
          child 0, object_type: string
          child 1, object_index: string
  child 1, texture_info: struct<wall_texture: string, table_texture: string>
      child 0, wall_texture: string
      child 1, table_texture: string
  child 2, info: struct<{A}: string, {a}: string>
      child 0, {A}: string
      child 1, {a}: string
unseen: list<item: string>
  child 0, item: string
seen: list<item: string>
  child 0, item: string
to
{'seen': List(Value('string')), 'unseen': List(Value('string'))}
because column names don't match
Traceback:    Traceback (most recent call last):
                File "/src/services/worker/src/worker/utils.py", line 147, in get_rows_or_raise
                  return get_rows(
                      dataset=dataset,
                  ...<4 lines>...
                      column_names=column_names,
                  )
                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 127, in get_rows
                  rows_plus_one = list(itertools.islice(safe_iter(ds, dataset=dataset), rows_max_number + 1))
                File "/src/services/worker/src/worker/utils.py", line 478, in safe_iter
                  yield from ds.decode(False) if ds.features else ds
                File "/usr/local/lib/python3.14/site-packages/datasets/iterable_dataset.py", line 2818, in __iter__
                  for key, example in ex_iterable:
                                      ^^^^^^^^^^^
                File "/usr/local/lib/python3.14/site-packages/datasets/iterable_dataset.py", line 2355, in __iter__
                  for key, pa_table in self._iter_arrow():
                                       ~~~~~~~~~~~~~~~~^^
                File "/usr/local/lib/python3.14/site-packages/datasets/iterable_dataset.py", line 2380, in _iter_arrow
                  for key, pa_table in self.ex_iterable._iter_arrow():
                                       ~~~~~~~~~~~~~~~~~~~~~~~~~~~~^^
                File "/usr/local/lib/python3.14/site-packages/datasets/iterable_dataset.py", line 536, in _iter_arrow
                  for key, pa_table in iterator:
                                       ^^^^^^^^
                File "/usr/local/lib/python3.14/site-packages/datasets/iterable_dataset.py", line 419, in _iter_arrow
                  for key, pa_table in self.generate_tables_fn(**gen_kwags):
                                       ~~~~~~~~~~~~~~~~~~~~~~~^^^^^^^^^^^^^
                File "/usr/local/lib/python3.14/site-packages/datasets/packaged_modules/json/json.py", line 343, in _generate_tables
                  self._cast_table(pa_table, json_field_paths=json_field_paths),
                  ~~~~~~~~~~~~~~~~^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
                File "/usr/local/lib/python3.14/site-packages/datasets/packaged_modules/json/json.py", line 132, in _cast_table
                  pa_table = table_cast(pa_table, self.info.features.arrow_schema)
                File "/usr/local/lib/python3.14/site-packages/datasets/table.py", line 2369, in table_cast
                  return cast_table_to_schema(table, schema)
                File "/usr/local/lib/python3.14/site-packages/datasets/table.py", line 2297, in cast_table_to_schema
                  raise CastError(
                  ...<3 lines>...
                  )
              datasets.table.CastError: Couldn't cast
              episode_0: struct<cluttered_table_info: list<item: struct<object_type: string, object_index: string>>, texture_ (... 98 chars omitted)
                child 0, cluttered_table_info: list<item: struct<object_type: string, object_index: string>>
                    child 0, item: struct<object_type: string, object_index: string>
                        child 0, object_type: string
                        child 1, object_index: string
                child 1, texture_info: struct<wall_texture: string, table_texture: string>
                    child 0, wall_texture: string
                    child 1, table_texture: string
                child 2, info: struct<{A}: string, {a}: string>
                    child 0, {A}: string
                    child 1, {a}: string
              unseen: list<item: string>
                child 0, item: string
              seen: list<item: string>
                child 0, item: string
              to
              {'seen': List(Value('string')), 'unseen': List(Value('string'))}
              because column names don't match

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Tianji RoboTwin Raw Dataset

Raw RoboTwin simulation data collected with the Tianji embodiment.

data/<task>/<config>/data/episode*.hdf5: raw RoboTwin HDF5 episodes.
data/<task>/<config>/instructions/episode*.json: instruction metadata per episode.
data/<task>/<config>/scene_info.json: scene metadata when available.
data/<task>/<config>/seed.txt: seed records when available.
docs/robotwin_collection_task_status.md: task counts and collection status labels.

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Tianji RoboTwin Raw Dataset

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