Dataset Viewer
The dataset viewer is not available for this subset.
Cannot get the split names for the config 'default' of the dataset.
Exception:    SplitsNotFoundError
Message:      The split names could not be parsed from the dataset config.
Traceback:    Traceback (most recent call last):
                File "tsfile/tsfile_py_cpp.pyx", line 567, in tsfile.tsfile_py_cpp.tsfile_reader_new_c
              tsfile.exceptions.FileOpenError: 28: 
              
              The above exception was the direct cause of the following exception:
              
              Traceback (most recent call last):
                File "/usr/local/lib/python3.14/site-packages/datasets/inspect.py", line 286, in get_dataset_config_info
                  for split_generator in builder._split_generators(
                                         ~~~~~~~~~~~~~~~~~~~~~~~~~^
                      StreamingDownloadManager(base_path=builder.base_path, download_config=download_config)
                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
                  )
                  ^
                File "/usr/local/lib/python3.14/site-packages/datasets/packaged_modules/tsfile/tsfile.py", line 271, in _split_generators
                  scan = self._scan_metadata(all_files)
                File "/usr/local/lib/python3.14/site-packages/datasets/packaged_modules/tsfile/tsfile.py", line 318, in _scan_metadata
                  with self._open_reader(file) as reader:
                       ~~~~~~~~~~~~~~~~~^^^^^^
                File "/usr/local/lib/python3.14/site-packages/datasets/packaged_modules/tsfile/tsfile.py", line 742, in _open_reader
                  return TsFileReader(file)
                File "tsfile/tsfile_reader.pyx", line 323, in tsfile.tsfile_reader.TsFileReaderPy.__init__
              SystemError: <class '_weakrefset.WeakSet'> returned a result with an exception set
              
              The above exception was the direct cause of the following exception:
              
              Traceback (most recent call last):
                File "/src/services/worker/src/worker/job_runners/config/split_names.py", line 71, in compute_split_names_from_streaming_response
                  for split in get_dataset_split_names(
                               ~~~~~~~~~~~~~~~~~~~~~~~^
                      path=dataset,
                      ^^^^^^^^^^^^^
                      config_name=config,
                      ^^^^^^^^^^^^^^^^^^^
                      token=hf_token,
                      ^^^^^^^^^^^^^^^
                  )
                  ^
                File "/usr/local/lib/python3.14/site-packages/datasets/inspect.py", line 340, in get_dataset_split_names
                  info = get_dataset_config_info(
                      path,
                  ...<6 lines>...
                      **config_kwargs,
                  )
                File "/usr/local/lib/python3.14/site-packages/datasets/inspect.py", line 291, in get_dataset_config_info
                  raise SplitsNotFoundError("The split names could not be parsed from the dataset config.") from err
              datasets.inspect.SplitsNotFoundError: The split names could not be parsed from the dataset config.

Need help to make the dataset viewer work? Make sure to review how to configure the dataset viewer, and open a discussion for direct support.

G1 Dex3 Object Placement Dataset (TsFile)

Converted from unitreerobotics/G1_Dex3_ObjectPlacement_Dataset at pinned revision 2e1d63e5fd9587e1240b889c51c6553be6910027. Modalities: Time-series.

Dataset description

This Unitree G1 dataset records dual-arm, three-fingered-hand demonstrations for picking up a toothpaste box and trash bag from a desk and placing them into a blue storage container. The source card documents approximately 20-second operations, 30 Hz recording, and randomized object placement.

Source task label: object placement. The source card gives the objective above and links the AVP teleoperation documentation for camera/setup guidance.

  • Source repository owner/publisher: unitreerobotics
  • License: apache-2.0 (declared by the source card).
  • Paper/homepage/citation: no completed paper, homepage, or citation is documented in the pinned source card unless linked above.

Dataset Scale

Split Episodes Tasks Source trajectory Parquets TsFile rows Sampling rate TsFile files/shards
train 210 1 1 98,266 30 Hz 1

The staged Parquet has 98,266 rows and 61 columns including Time; TsFile chunk metadata independently reports the same 98,266 rows.

TsFile schema

Column Role TsFile type Observed/source range
Time TIME INT64 0–31,967 ms; restarts per episode
episode_index TAG STRING source integer 0–209
task_index TAG STRING source integer 0–0
frame_index FIELD INT64 0–959 within an episode
sample_index FIELD INT64 0–98,265 globally

Exact remaining FIELD names/ranges and imported types:

  • observation_state_0observation_state_27 (FLOAT): 14 arm joints and 14 Dex3 hand coordinates
  • action_0action_27 (FLOAT): the corresponding next-action coordinates

Conversion

  • All source episodes in the train split are merged into data/g1_dex3_object_placement_dataset_train.tsfile; episode_index and task_index are TAG dimensions.
  • Time = round(timestamp * 1000) in milliseconds. The source timestamp column is omitted because it is redundant with Time / 1000 seconds.
  • frame_index is retained. Source index is retained as sample_index.
  • Every vector is fully flattened: the complete source name is kept, . becomes _, and element indices are appended. Float vectors are imported as single-precision FLOAT fields.
  • Other scalar source columns shown above are retained; no trajectory rows are intentionally dropped.
  • Source metadata is mirrored for publication, with copied meta/info.json rewritten to describe the converted data path and conversion semantics.

Video policy

The source declares four 640×480 video features (left/right head cameras and left/right wrist cameras) but no current total_videos counter. MP4 files were not downloaded or uploaded; they remain in the pinned source videos/ tree.

Minimal read example

from tsfile import TsFileReader

reader = TsFileReader("data/g1_dex3_object_placement_dataset_train.tsfile")
print(reader.get_all_table_schemas().keys())
reader.close()

Source and provenance

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