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Jian Chu

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Aug 2026

PHA-Net: Prototype-based hierarchical alignment network for text-video retrieval

A new prototype-based hierarchical alignment network (PHA-Net) to align individual/local/global level representations across modalities and introduces multiple modality-shared prototypes as the bridge to efficiently optimize text and video representations for cross-modal alignment.

Xiaolun Jing, Kezhao Yin, Xinxing Yang et al. · 0 citations