Empowering Reliable Visual-Centric Instruction Following in MLLMs
Paper β’ 2601.03198 β’ Published β’ 1
Error code: StreamingRowsError
Exception: ValueError
Message: Invalid string class label images
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 2674, in __iter__
for key, example in ex_iterable:
^^^^^^^^^^^
File "/usr/local/lib/python3.12/site-packages/datasets/iterable_dataset.py", line 2208, in __iter__
for key, pa_table in self._iter_arrow():
^^^^^^^^^^^^^^^^^^
File "/usr/local/lib/python3.12/site-packages/datasets/iterable_dataset.py", line 2241, 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 1172, 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 1101, in _strval2int
raise ValueError(f"Invalid string class label {value}")
ValueError: Invalid string class label imagesNeed help to make the dataset viewer work? Make sure to review how to configure the dataset viewer, and open a discussion for direct support.
π This is the official repo of VC-IFEngine datasets.
π Image sources: LLaVA-Instruct, Visual Genome, ALLaVA-4V
SFT β messages format (role: user / assistant):
{
"messages": [
{"role": "user", "content": "<image>\n{instruction}"},
{"role": "assistant", "content": "{response}"}
],
"images": ["Data/CC3M/images/example.jpg"]
}
DPO β conversations + chosen / rejected format:
{
"conversations": [
{"from": "human", "value": "<image>\n{instruction}"}
],
"chosen": {"from": "gpt", "value": "{full-constraint response}"},
"rejected": {"from": "gpt", "value": "{constraint-degraded response}"},
"images": ["Data/CC3M/images/example.jpg"]
}
@misc{he2026empoweringreliablevisualcentricinstruction,
title={Empowering Reliable Visual-Centric Instruction Following in MLLMs},
author={Weilei He and Feng Ju and Zhiyuan Fan and Rui Min and Minhao Cheng and Yi R. Fung},
year={2026},
eprint={2601.03198},
archivePrefix={arXiv},
primaryClass={cs.LG},
url={https://arxiv.org/abs/2601.03198},
}