A new representation of skeleton sequences for 3D action recognition

© 2017 IEEE. This paper presents a new method for 3D action recognition with skeleton sequences (i.e., 3D trajectories of human skeleton joints). The proposed method first transforms each skeleton sequence into three clips each consisting of several frames for spatial temporal feature learning using...

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Main Authors: Ke, Q., Bennamoun, M., An, Senjian, Sohel, F., Boussaid, F.
Format: Conference Paper
Published: 2017
Online Access:http://hdl.handle.net/20.500.11937/70274
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author Ke, Q.
Bennamoun, M.
An, Senjian
Sohel, F.
Boussaid, F.
author_facet Ke, Q.
Bennamoun, M.
An, Senjian
Sohel, F.
Boussaid, F.
author_sort Ke, Q.
building Curtin Institutional Repository
collection Online Access
description © 2017 IEEE. This paper presents a new method for 3D action recognition with skeleton sequences (i.e., 3D trajectories of human skeleton joints). The proposed method first transforms each skeleton sequence into three clips each consisting of several frames for spatial temporal feature learning using deep neural networks. Each clip is generated from one channel of the cylindrical coordinates of the skeleton sequence. Each frame of the generated clips represents the temporal information of the entire skeleton sequence, and incorporates one particular spatial relationship between the joints. The entire clips include multiple frames with different spatial relationships, which provide useful spatial structural information of the human skeleton. We propose to use deep convolutional neural networks to learn long-term temporal information of the skeleton sequence from the frames of the generated clips, and then use a Multi-Task Learning Network (MTLN) to jointly process all frames of the generated clips in parallel to incorporate spatial structural information for action recognition. Experimental results clearly show the effectiveness of the proposed new representation and feature learning method for 3D action recognition.
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institution Curtin University Malaysia
institution_category Local University
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spelling curtin-20.500.11937-702742018-08-08T04:57:01Z A new representation of skeleton sequences for 3D action recognition Ke, Q. Bennamoun, M. An, Senjian Sohel, F. Boussaid, F. © 2017 IEEE. This paper presents a new method for 3D action recognition with skeleton sequences (i.e., 3D trajectories of human skeleton joints). The proposed method first transforms each skeleton sequence into three clips each consisting of several frames for spatial temporal feature learning using deep neural networks. Each clip is generated from one channel of the cylindrical coordinates of the skeleton sequence. Each frame of the generated clips represents the temporal information of the entire skeleton sequence, and incorporates one particular spatial relationship between the joints. The entire clips include multiple frames with different spatial relationships, which provide useful spatial structural information of the human skeleton. We propose to use deep convolutional neural networks to learn long-term temporal information of the skeleton sequence from the frames of the generated clips, and then use a Multi-Task Learning Network (MTLN) to jointly process all frames of the generated clips in parallel to incorporate spatial structural information for action recognition. Experimental results clearly show the effectiveness of the proposed new representation and feature learning method for 3D action recognition. 2017 Conference Paper http://hdl.handle.net/20.500.11937/70274 10.1109/CVPR.2017.486 restricted
spellingShingle Ke, Q.
Bennamoun, M.
An, Senjian
Sohel, F.
Boussaid, F.
A new representation of skeleton sequences for 3D action recognition
title A new representation of skeleton sequences for 3D action recognition
title_full A new representation of skeleton sequences for 3D action recognition
title_fullStr A new representation of skeleton sequences for 3D action recognition
title_full_unstemmed A new representation of skeleton sequences for 3D action recognition
title_short A new representation of skeleton sequences for 3D action recognition
title_sort new representation of skeleton sequences for 3d action recognition
url http://hdl.handle.net/20.500.11937/70274