Author

Hengyang Lu

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Preprint Aug 2026

KnowHal: A Knowledge-Driven Benchmark for Comprehensive Multimodal Hallucination Evaluation

By unifying four hallucination dimensions with paired question design, KnowHal addresses an important gap in existing evaluation frameworks and enables a more comprehensive assessment of hallucinations in MLLMs.

Ruihan Li, Jiyang Tan, Kailin Jiang et al. · 0 citations

Prototype-as-Prompt: Multimodal Sentiment Prototypes Endowing Large Language Models the Capability to Perform Multimodal Sentiment Analysis

A prototype-as-prompt framework that maps audio–visual representations into a fixed set of multimodal sentiment prototypes that are used as soft prompts to guide the LLM in performing MSA and introduces a sentiment-aware prototype learning that explicitly binds multimodal prototypes with sentiment semantics.

Xianbing Zhao, Lan Luo, Hengyang Lu et al. · 0 citations