Author

Xu Yuan

3 papers indexed here

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Preprint Sep 2026

MAGIC: Marginal-Guided Compression with Optimal Transport for Efficient Visual Document Retrieval

Recent visual document retrieval (VDR) systems such as ColPali use multi-vector page embeddings, in which patch-level vectors enable fine-grained evidence matching but incur substantial index storage and MaxSim scoring overhead. Post-hoc merging offers a practical route to efficient VDR by reducing this cost without re...

Xu Yuan, Hua Liu, Wen-Qi Fan et al. · 0 citations

Review Sep 2026

AI Smart Glasses for Wearable Intelligence: From Egocentric Sensing to Agentic Personalization

By centering smart glasses as wearable-intelligence platforms, this survey provides a unified framework for organizing technologies, applications, and open challenges in this emerging area.

Xu Yuan, Yi Wang, Zhuo-Hang Jiang et al. · 0 citations

Preprint Aug 2026

FashionKG-RAG: Knowledge Graph-Enhanced Retrieval-Augmented Generation for Fashion Question Answering

A comprehensive, domain-wide knowledge graph built with expert-level precision and professionalism is proposed, constructed through a three-stage agentic pipeline that extracts high-fidelity knowledge cores from authoritative textbooks and strengthens structural connectivity through cross-domain augmentation and genera...

Yujuan Ding, Linyin Luo, Shijie Wang et al. · 0 citations