Preprint
Aug 2026
TruthLens: Object Hallucination Detection via Self-Evaluating Truthfulness Scores in LVLMs
TruthLens is a self-evaluation framework that teaches the LM head to expose a per-object truthfulness signal without any auxiliary model or additional inference cost, and generalizes effectively to benchmarks with substantially larger label spaces.
Yanqi Wu, Runhe Lai, Xinhua Lu et al.
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