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Harold Haodong Chen

2 papers indexed

arxivcs.CV2026-06-30

No Place to Hide: Benchmarking Video Hallucination with Background-Controlled Pairs

Haojian Huang, Harold Haodong Chen, Meng Luo, Junjia Du, Shanqing Xu, Ziheng Chen, et al.

We introduce VidPair-Halluc, a new benchmark for evaluating video hallucination in large video models (LVMs) under rigorous and controlled conditions. Unlike previous benchmarks that primarily rely on text-based perturbations or adversarial questions while neglecting the consiste…

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arxivcs.CV2026-06-29

OmniCoT: A Benchmark for Global and Multi-Step Panoramic Reasoning

Haocong He, Chenfei Liao, Zichen Wen, Zihao Dongfang, Xu Zheng, Bin Ren, et al.

Multimodal Large Language Models (MLLMs) have demonstrated promising spatial reasoning capabilities, while these abilities remain underexplored in the emerging visual modality of panoramic imagery. The full 360°$\times$180° field of view of panoramas essentially supports complex…

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