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Buqiang Xu

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#artificial intelligence Preprint Sep 2026

EM^2Mem: Event-Centric Multimodal Memory for Large Language Models

EM^2Mem is proposed, an event-centric multimodal memory framework that binds heterogeneous evidence to event anchors during memory construction, enabling compact evidence readout over grounded multimodal events rather than modality-specific fragments.

Yijun Chen, Yangfan Zheng, Yanyang Li et al. · 0 citations

TokenPilot: Cache-Efficient Context Management for LLM Agents

TokenPilot is presented, a dual-granularity context management framework that reduces costs by 61% and 56% in isolated mode, and 61% and 87% in continuous mode, while maintaining competitive performance compared to prior systems.

Buqiang Xu, Z. Xue, Dian Chen et al. · 1 citation
#artificial intelligence Preprint Aug 2026

Mechanist: AI as a Scientific Instrument for Discovering the Mechanisms of Intelligence

Mechanist is an agentic system that uses AI as a scientific instrument for the autonomous discovery of mechanisms underlying AI intelligence, and develops a mechanism theory of belief, revealing how models represent world knowledge, form beliefs, infer the beliefs of others, and how these mechanisms emerge during pretr...

Mengru Wang, Jun-Feng Fang, Shuo-Fei Qiao et al. · 1 citation

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