A lightweight reranker that uses coarse retrieval descriptors and retrieval-source-conditioned modality gating improves heterogeneous-source entity retrieval and downstream VQA accuracy on E-VQA and InfoSeek.
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UniHEAR: Unified Heterogeneous-Source Attentive Retrieval for Knowledge-Based Visual Question Answering
A lightweight reranker that uses coarse retrieval descriptors and retrieval-source-conditioned modality gating improves heterogeneous-source entity retrieval and downstream VQA accuracy on E-VQA and InfoSeek.