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Lite-3DCNN Combined with Attention Mechanism for Complex Human Movement Recognition
Maochang Zhu1, Sheng Bin1, Gengxin Sun1
1College of Computer Science & Technology, Qingdao University, Qingdao 266071, China.
Computational Intelligence and Neuroscience
|September 19, 2022
Summary
Researchers optimized three-dimensional convolutional networks (3DCNN) for human motion recognition by integrating a self-attention mechanism. This novel approach significantly reduces model parameters while improving video classification accuracy.
Area of Science:
- Computer Vision
- Artificial Intelligence
- Machine Learning
Background:
- Three-dimensional convolutional networks (3DCNN) are crucial for motion recognition.
- Traditional 3DCNN models can be computationally intensive and complex.
Purpose of the Study:
- To optimize traditional 3DCNN for complex human motion video analysis.
- To introduce a self-attention mechanism for enhanced feature processing.
- To develop a lightweight yet effective network model.
Main Methods:
- Optimized traditional 3DCNN architecture.
- Integrated a self-attention mechanism into the network.
- Employed average frame skipping sampling, scaling, and one-hot encoding for data pre-processing.
Main Results:
- Developed an innovative lightweight 3DCNN combined with an attention mechanism framework.
- Reduced model parameters by over 90% to approximately 1.7 million.
- Achieved a 1%-8% increase in recognition rate for complex human motion video classification compared to the C3D model.
Conclusions:
- The proposed lightweight 3DCNN with self-attention demonstrates superior performance in complex human motion video classification.
- The model offers significant parameter reduction, making it more efficient.
- This framework provides a promising direction for advanced motion recognition tasks.

