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Four-joint motion data based posture classification for immersive postural correction system

delete2016-02-25
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PRE
AI
K
Kyeong‐Ri Ko
S
Seung‐Hoon Chae
D
Daesung Moon
C
Chang Ho Seo
S
Sung Bum Pan *
DOI:10.1007/s11042-016-3299-0delete
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Abstract

Abstract

En 中文
In the modern age, it is important for people to maintain a good sitting posture because they spend long hours sitting. Posture correction treatment requires a great deal of time and expenses with continuous observation by a specialist. Therefore, there is a need for a system with which users can judge and correct their postures on their own. In this paper, we propose a four joint-based motion capture system for building immersive postural correction system. The system collects the subject's postures, and features are extracted from the collected data to build a database. The data in the DB are classified into normal and abnormal postures after posture learning using the K-means clustering algorithm. An experiment was performed to classify the posture from the joints' rotation angles and positions; the normal posture judgment reached a success rate of 99.79 %. This result suggests that the features of the four joints can be used to judge and help correct a user's posture through application to a spinal disease prevention system in the future.
Keywords:
Postural correction
Motion data analysis
Classification of posture
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Journal

Multimedia Tools and Applications cover
Multimedia Tools and Applications
IF:
3
Papers:
1.9W
Citations:
3.2W

Organization

C
Chosun University
Scholars:
3.8K
Papers: 4.3K
Citations: 2.9K
K
Kongju National University
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Citations: 2.4K
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