AI RESEARCH
TAG-Head: Time-Aligned Graph Head for Plug-and-Play Fine-grained Action Recognition
arXiv CS.CV
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ArXi:2604.11498v1 Announce Type: new Fine-grained human action recognition (FHAR) is challenging because visually similar actions differ by subtle spatio-temporal cues. Many recent systems enhance discriminability with extra modalities (e.g., pose, text, optical flow), but this increases annotation burden and computational cost. We