作者位次 #3/7ACL 2026Findings· Findings of ACL
Hierarchical Visual Agent: Managing Contexts in Joint Image-Text Space for Advanced Chart Reasoning
Qihua Dong · Ruozhen He · Junwen Chen · Yizhou Wang · Xu Ma · Songyao Jiang · Yun Fu
摘要
Advanced chart question answering requires both precise perception of small visual elements and multi-step reasoning across several subplots. While existing MLLMs are strong at understanding single plots, they often struggle with multi-step reasoning across multiple subplots. We propose HierVA, a...