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The dataset viewer is not available for this split.
Cannot extract the features (columns) for the split 'train' of the config 'default' of the dataset.
Error code:   FeaturesError
Exception:    ArrowInvalid
Message:      Schema at index 1 was different: 
hour: int64
room_id: string
event_type: string
extra_kw: double
duration_h: int64
vs
hour: int64
room_id: string
base_load_kw: double
infiltration_kw: double
door_open_kw: double
cargo_kw: double
total_load_kw: double
unit: string
Traceback:    Traceback (most recent call last):
                File "/src/services/worker/src/worker/job_runners/split/first_rows.py", line 244, in compute_first_rows_from_streaming_response
                  iterable_dataset = iterable_dataset._resolve_features()
                File "/usr/local/lib/python3.14/site-packages/datasets/iterable_dataset.py", line 4408, in _resolve_features
                  features = _infer_features_from_batch(self.with_format(None)._head())
                                                        ~~~~~~~~~~~~~~~~~~~~~~~~~~~~^^
                File "/usr/local/lib/python3.14/site-packages/datasets/iterable_dataset.py", line 2679, in _head
                  return next(iter(self.iter(batch_size=n)))
                File "/usr/local/lib/python3.14/site-packages/datasets/iterable_dataset.py", line 2861, in iter
                  for key, pa_table in ex_iterable.iter_arrow():
                                       ~~~~~~~~~~~~~~~~~~~~~~^^
                File "/usr/local/lib/python3.14/site-packages/datasets/iterable_dataset.py", line 2395, in _iter_arrow
                  yield from self.ex_iterable._iter_arrow()
                File "/usr/local/lib/python3.14/site-packages/datasets/iterable_dataset.py", line 580, in _iter_arrow
                  yield new_key, pa.Table.from_batches(chunks_buffer)
                                 ~~~~~~~~~~~~~~~~~~~~~^^^^^^^^^^^^^^^
                File "pyarrow/table.pxi", line 5040, in pyarrow.lib.Table.from_batches
                File "pyarrow/error.pxi", line 155, in pyarrow.lib.pyarrow_internal_check_status
                  return check_status(status)
                File "pyarrow/error.pxi", line 92, in pyarrow.lib.check_status
                  raise convert_status(status)
              pyarrow.lib.ArrowInvalid: Schema at index 1 was different: 
              hour: int64
              room_id: string
              event_type: string
              extra_kw: double
              duration_h: int64
              vs
              hour: int64
              room_id: string
              base_load_kw: double
              infiltration_kw: double
              door_open_kw: double
              cargo_kw: double
              total_load_kw: double
              unit: string

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.

AriaColdEnergy cold-store scenarios

Synthetic 3-room / 24-hour cold-store instance used by AriaColdEnergy.

Generated data, seed 24. Thermal parameters and COP are linearized demo values, not a calibrated plant.

Files

  • data/rooms.csv
  • data/tariff.csv
  • data/outdoor.csv
  • data/heat_load.csv
  • data/history_load.csv
  • data/events.csv
  • data/units.csv
  • data/sample_preview.json

License

CC-BY-4.0. Keep the synthetic-data label.

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