Author

Ziheng Jia

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Preprint Aug 2026

LLaVA-Assessor: Building the Foundation LMM For Visual Quality Assessment

This work proposes LLaVA-Assessor, a unified data construction and model training system for LMM-based machine vision, and introduces a simple yet effective prompt disentanglement strategy to alleviate training-objective confusion in multi-task learning, thereby enabling stable and coherent joint training.

Zi-Heng Jia, Zi-Cheng Zhang, Jia-Ying Qian et al. · 0 citations

Preprint Aug 2026

Visual Distortion Detection in UGC Images Using Large Multimodal Models

This model leverages different layers of the large language model (LLM) decoder, treating them as multiple detectors that perform synchronous distortion detection using multi-level features, which helps mitigate the ambiguous foreground-background separation commonly encountered in the S2A problem.

Zi-Heng Jia, Yingji Liang, Jia-Ying Qian et al. · 0 citations