A Framework Combining 3D CNN and Transformer for Video-Based Behavior Recognition

Fuente: arXiv
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Main Authors: Zhang, Xiuliang, Nyamasvisva, Tadiwa Elisha, Liu, Chuntao
Format: Preprint
Published: 2025
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author Zhang, Xiuliang
Nyamasvisva, Tadiwa Elisha
Liu, Chuntao
author_facet Zhang, Xiuliang
Nyamasvisva, Tadiwa Elisha
Liu, Chuntao
contents Video-based behavior recognition is essential in fields such as public safety, intelligent surveillance, and human-computer interaction. Traditional 3D Convolutional Neural Network (3D CNN) effectively capture local spatiotemporal features but struggle with modeling long-range dependencies. Conversely, Transformers excel at learning global contextual information but face challenges with high computational costs. To address these limitations, we propose a hybrid framework combining 3D CNN and Transformer architectures. The 3D CNN module extracts low-level spatiotemporal features, while the Transformer module captures long-range temporal dependencies, with a fusion mechanism integrating both representations. Evaluated on benchmark datasets, the proposed model outperforms traditional 3D CNN and standalone Transformers, achieving higher recognition accuracy with manageable complexity. Ablation studies further validate the complementary strengths of the two modules. This hybrid framework offers an effective and scalable solution for video-based behavior recognition.
format Preprint
id arxiv_https___arxiv_org_abs_2508_06528
institution arXiv
publishDate 2025
record_format arxiv
spellingShingle A Framework Combining 3D CNN and Transformer for Video-Based Behavior Recognition
Zhang, Xiuliang
Nyamasvisva, Tadiwa Elisha
Liu, Chuntao
Computer Vision and Pattern Recognition
Artificial Intelligence
Video-based behavior recognition is essential in fields such as public safety, intelligent surveillance, and human-computer interaction. Traditional 3D Convolutional Neural Network (3D CNN) effectively capture local spatiotemporal features but struggle with modeling long-range dependencies. Conversely, Transformers excel at learning global contextual information but face challenges with high computational costs. To address these limitations, we propose a hybrid framework combining 3D CNN and Transformer architectures. The 3D CNN module extracts low-level spatiotemporal features, while the Transformer module captures long-range temporal dependencies, with a fusion mechanism integrating both representations. Evaluated on benchmark datasets, the proposed model outperforms traditional 3D CNN and standalone Transformers, achieving higher recognition accuracy with manageable complexity. Ablation studies further validate the complementary strengths of the two modules. This hybrid framework offers an effective and scalable solution for video-based behavior recognition.
title A Framework Combining 3D CNN and Transformer for Video-Based Behavior Recognition
topic Computer Vision and Pattern Recognition
Artificial Intelligence
url https://arxiv.org/abs/2508.06528