Author

Xiao-Hui Lv

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Preprint Sep 2026

STORM-Bench: Evaluating Online Video QA under Evolving and Incomplete Evidence

STORM-Bench shows that task accuracy masks gaps in epistemic reliability and state tracking, and introduces STORM-BR, a harmonic metric over joint answer-status correctness that exposes abstention failures masked by aggregate accuracy, alongside STORM-BR-ATTR for uncertainty attribution.

Si-Ru Zhong, Sheng-Han Tan, Rihong Yan et al. · 0 citations

#artificial intelligence Preprint Sep 2026

PREM: Prefix-Steered Recurrent Memory for Long-Video Understanding

Prefix-Steered Recurrent Memory (PREM), a memory-token-free framework for frozen vision-language models (VLMs) that separates video ingestion from query answering, consistently outperforms frozen baselines at every evaluated visual budget.

Si-Ru Zhong, Qiong-Yan Wang, Xiao-Hui Lv et al. · 0 citations