yilingwang/

visual-contrastive-dpo-dataset

Hallucination-aligned visual negative construction dataset for multimodal DPO training.

This dataset contains 8,456 preference pairs with 7,971 generated negative images for cross-modal DPO training on VLMs. Each negative image is generated to visually depict the hallucinated content from the model's rejected response.

Self-rollout sampling: Qwen2.5-VL-3B generates 8 candidate responses… See the full description on the dataset page: https://huggingface.co/datasets/yilingwang/visual-contrastive-dpo-dataset.