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Dong-Hua Cai

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#natural language process... Preprint Sep 2026

Beyond Memory Construction: Rethinking Memory Access for LLM-based Conversational Agents

Memory is a core component of conversational agents, enabling coherent and context-aware behavior over long interactions. Recent approaches commonly rely on LLM-based memory construction, where raw interactions are rewritten into structured memory units and later retrieved via a RAG pipeline. While effective in control...

Dong-Hua Cai, Yong-Heng Deng, Yi-Fei Wang et al. · 0 citations
#artificial intelligence Preprint Sep 2026

OmniEcho: Audio-Visual Spatial Understanding for Omni-Modal Embodied Agents

Humans can effortlessly localize the direction of a sound source and integrate it with visual cues for reasoning, yet this remains challenging for embodied agents. In particular, it is still unclear how to effectively evaluate and model spatial audio understanding in embodied settings. To address this gap, we introduce...

Rui-Xun Liu, Yuxuan Wang, Jia-Cheng Xie et al. · 1 citation · ⚡1

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