Author

Imtiaz ul Hassan

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Preprint Aug 2026

Fine-Grained Action Recognition with Cross-Attentive Latent Sparse Experts

FineX is introduced, which factorizes fine-grained cues into RGB appearance, pose heatmap geometry, and skeletal-graph topology and raises mean class accuracy on Gym99, Gym288, and Diving48 without textual supervision or large-scale vision-language pre-training.

Imtiaz ul Hassan, Tasweer Ahmad, Nikolaos Bessis et al. · 0 citations