Author

Zeren Sun

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Preprint Aug 2026

MedFG-VQA: Low-Frequency Memory and Graph Attention for Lightweight Medical VQA

A lightweight framework that leverages a memory bank to augment DCT-based low-frequency features and employs graph-enhanced cross-attention for effective visual-textual alignment is proposed, highlighting its efficiency and potential for clinical deployment.

Hao-Wen Gu, Gensheng Pei, Zeren Sun et al. · 2 citations