arxivcs.CV2026-07-21
TAP-RAG: Task-Aware Policy Control for Long-Document Multimodal Question Answering
Zhong Ji, Keqi Jin, Yan Zhang, Jiasheng Li
Long-document multimodal question answering requires more than retrieving relevant chunks from a large document. Different queries require different evidence behavior. Existing multimodal RAG systems improve evidence access through text chunks, page images, graph links, or hetero…