Context-based Interpretable Spatio-Temporal Graph Convolutional Network for Human Motion Forecasting

Fuente: arXiv
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Autores principales: Medina, Edgar, Loh, Leyong, Gurung, Namrata, Oh, Kyung Hun, Heller, Niels
Formato: Preprint
Publicado: 2024
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author Medina, Edgar
Loh, Leyong
Gurung, Namrata
Oh, Kyung Hun
Heller, Niels
author_facet Medina, Edgar
Loh, Leyong
Gurung, Namrata
Oh, Kyung Hun
Heller, Niels
contents Human motion prediction is still an open problem extremely important for autonomous driving and safety applications. Due to the complex spatiotemporal relation of motion sequences, this remains a challenging problem not only for movement prediction but also to perform a preliminary interpretation of the joint connections. In this work, we present a Context-based Interpretable Spatio-Temporal Graph Convolutional Network (CIST-GCN), as an efficient 3D human pose forecasting model based on GCNs that encompasses specific layers, aiding model interpretability and providing information that might be useful when analyzing motion distribution and body behavior. Our architecture extracts meaningful information from pose sequences, aggregates displacements and accelerations into the input model, and finally predicts the output displacements. Extensive experiments on Human 3.6M, AMASS, 3DPW, and ExPI datasets demonstrate that CIST-GCN outperforms previous methods in human motion prediction and robustness. Since the idea of enhancing interpretability for motion prediction has its merits, we showcase experiments towards it and provide preliminary evaluations of such insights here. available code: https://github.com/QualityMinds/cistgcn
format Preprint
id arxiv_https___arxiv_org_abs_2402_19237
institution arXiv
publishDate 2024
record_format arxiv
spellingShingle Context-based Interpretable Spatio-Temporal Graph Convolutional Network for Human Motion Forecasting
Medina, Edgar
Loh, Leyong
Gurung, Namrata
Oh, Kyung Hun
Heller, Niels
Computer Vision and Pattern Recognition
Artificial Intelligence
Human motion prediction is still an open problem extremely important for autonomous driving and safety applications. Due to the complex spatiotemporal relation of motion sequences, this remains a challenging problem not only for movement prediction but also to perform a preliminary interpretation of the joint connections. In this work, we present a Context-based Interpretable Spatio-Temporal Graph Convolutional Network (CIST-GCN), as an efficient 3D human pose forecasting model based on GCNs that encompasses specific layers, aiding model interpretability and providing information that might be useful when analyzing motion distribution and body behavior. Our architecture extracts meaningful information from pose sequences, aggregates displacements and accelerations into the input model, and finally predicts the output displacements. Extensive experiments on Human 3.6M, AMASS, 3DPW, and ExPI datasets demonstrate that CIST-GCN outperforms previous methods in human motion prediction and robustness. Since the idea of enhancing interpretability for motion prediction has its merits, we showcase experiments towards it and provide preliminary evaluations of such insights here. available code: https://github.com/QualityMinds/cistgcn
title Context-based Interpretable Spatio-Temporal Graph Convolutional Network for Human Motion Forecasting
topic Computer Vision and Pattern Recognition
Artificial Intelligence
url https://arxiv.org/abs/2402.19237