mlsanityData to 7 Oct 2026

STMT: A Spatial-Temporal Mesh Transformer for MoCap-Based Action Recognition

arXiv 2303.18177 ↗First posted 31 Mar 2023cs.CVcited by 7

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Abstract (arXiv)

We study the problem of human action recognition using motion capture (MoCap) sequences. Unlike existing techniques that take multiple manual steps to derive standardized skeleton representations as model input, we propose a novel Spatial-Temporal Mesh Transformer (STMT) to directly model the mesh sequences. The model uses a hierarchical transformer with intra-frame off-set attention and inter-frame self-attention. The attention mechanism allows the model to freely attend between any two vertex patches to learn non-local relationships in the spatial-temporal domain. Masked vertex modeling and future frame prediction are used as two self-supervised tasks to fully activate the bi-directional and auto-regressive attention in our hierarchical transformer. The proposed method achieves state-of-the-art performance compared to skeleton-based and point-cloud-based models on common MoCap benchmarks. Code is available at https://github.com/zgzxy001/STMT.

Key facts. Cited by 7 papers in the map (data through 7 Oct 2026). Builds on 42 of its 70 references that are in the map. First posted on arXiv 31 Mar 2023.

Builds on

42 of 70 references.

References · 42

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30 more
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Cited by year (2026 to 7 Oct)

Citing papers per year: 2024: 4; 2025: 1; 2026: 2.

7 papers.