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Zu-Xuan Wu

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#machine learning Review Sep 2026

Live Assistant: Learning Whether, When, and Whom to Assist in Real-World Live Social Streams

A trajectory engine is built that reconstructs real livestream sessions into structured causal supervision, yielding over 320 hours of optimization trajectories and a human-reviewed benchmark of 275 clips and 13,812 decision intervals, establishing livestream assistance as selective participation in a shared social str...

Shu-Jian Gao, Jia-Mei Yan, Yu-Chen Yang et al. · 0 citations
Conference Open access Sep 2026

MathCritique: Enhancing LLM Reasoning via Critique Models with Test-Time and Training-Time Supervision

A critique-in-the-loop self-improvement method that incorporates critique-based supervision into the actor’s self-training process and improves the actor’s exploration efficiency and solution diversity, especially on challenging queries, leading to a stronger actor model.

Zhi-Heng Xi, Dingwen Yang, Jixuan Huang et al. · 0 citations
Preprint Aug 2026

VLZip: Unified Visual and Textual Compression for Interleaved Long-Context Modeling

VLZip is introduced, a framework that unifies visual and textual compression for high-fidelity reasoning within a pure Transformer, and establishes an efficient and powerful new standard for long-context multimodal AI.

Yu-Qi Zhang, Cheng Chen, Yuyu Guo et al. · 0 citations
Jul 2026

TinyMem: Condensing Multimodal Memory for Long-Form Video Action Detection.

This paper introduces TinyMem, a model built upon compact multimodal memory for long-form video action detection that outperforms a range of state-of-the-art models on AVA v2.2 while using 5 times fewer memory tokens than the baseline with dense visual memory embeddings.

Rui Tian, Qi Dai, Hang-Rui Hu et al. · 0 citations

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