[A gait analysis system based on digital video and digital image processing].
OBJECTIVE
To provide a gait analysis system.


METHODS
The system is composed of general video devices and personal computer hardware. The techniques of digital video and digital image processing such as template matching, sub-pixel and motion estimate etc were employed to identify and trace the markers.


RESULTS
A gait result of a cerebral palsy object, which consists of bar-figure, data, and video was provided.


CONCLUSIONS
The gait analysis system based on digital video and digital image processing is easy to use, and can provide visual result, which is easy to understand.
Guo
Zhong-wu
ZW
Institute of BME, Department of EEA, Tsinghua University, Beijing, China. guozw99@mails.tsinghua.edu.cn
Wang
Guang-zhi
GZ
Liu
Yong-bin
YB
Ding
Hui
H
Liu
Li-jian
LJ
Ding
Hai-shu
HS
D002547:Cerebral Palsy; D006804:Ergonomics; D005684:Gait; D006801:Humans; D007091:Image Processing, Computer-Assisted / Q000379:methods*; D014741:Video Recording