The Height-Adaptive Parameterized Step Length Measurement Method and Experiment Based on Motion Parameters

In order to tackle the inaccurate step length measurement of people with different heights and in different motion states, a height-adaptive method of step length measurement based on motion parameters is proposed in this paper. This method takes people’s height, stride frequency, and changing accel...

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Main Authors: Yanshun Zhang, Yingyue Li, Chuang Peng, Dong Mou, Ming Li, Wei Wang
Format: Article
Language:English
Published: MDPI AG 2018-03-01
Series:Sensors
Subjects:
Online Access:http://www.mdpi.com/1424-8220/18/4/1039
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author Yanshun Zhang
Yingyue Li
Chuang Peng
Dong Mou
Ming Li
Wei Wang
author_facet Yanshun Zhang
Yingyue Li
Chuang Peng
Dong Mou
Ming Li
Wei Wang
author_sort Yanshun Zhang
collection DOAJ
description In order to tackle the inaccurate step length measurement of people with different heights and in different motion states, a height-adaptive method of step length measurement based on motion parameters is proposed in this paper. This method takes people’s height, stride frequency, and changing accelerometer output while walking into integrated consideration, and builds a dynamic and parameterized model of their step length. In this study, these parameters were calibrated with thirty sets of experiment data from people with different heights and in different motion states, which were then verified experimentally by motion data of randomly selected subjects, regardless of speed and height. The experiment results indicate that the height-adaptive step length measurement was realized, thus eliminating the influence of height exerted on step length measurement.
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spelling doaj.art-7f4ab9632e234ab0a73b179c634e2dd52022-12-22T04:04:01ZengMDPI AGSensors1424-82202018-03-01184103910.3390/s18041039s18041039The Height-Adaptive Parameterized Step Length Measurement Method and Experiment Based on Motion ParametersYanshun Zhang0Yingyue Li1Chuang Peng2Dong Mou3Ming Li4Wei Wang5School of Instrumentation and Optoelectronic Engineering, Beihang University, Beijing 100191, ChinaSchool of Instrumentation and Optoelectronic Engineering, Beihang University, Beijing 100191, ChinaSchool of Instrumentation and Optoelectronic Engineering, Beihang University, Beijing 100191, ChinaElectronic Engineering Research Institute, China Academy of Engineering Physics, Mianyang 621900, ChinaSchool of Instrumentation and Optoelectronic Engineering, Beihang University, Beijing 100191, ChinaSchool of Instrumentation and Optoelectronic Engineering, Beihang University, Beijing 100191, ChinaIn order to tackle the inaccurate step length measurement of people with different heights and in different motion states, a height-adaptive method of step length measurement based on motion parameters is proposed in this paper. This method takes people’s height, stride frequency, and changing accelerometer output while walking into integrated consideration, and builds a dynamic and parameterized model of their step length. In this study, these parameters were calibrated with thirty sets of experiment data from people with different heights and in different motion states, which were then verified experimentally by motion data of randomly selected subjects, regardless of speed and height. The experiment results indicate that the height-adaptive step length measurement was realized, thus eliminating the influence of height exerted on step length measurement.http://www.mdpi.com/1424-8220/18/4/1039motion parametersgait analysisstep lengthself-adaptation
spellingShingle Yanshun Zhang
Yingyue Li
Chuang Peng
Dong Mou
Ming Li
Wei Wang
The Height-Adaptive Parameterized Step Length Measurement Method and Experiment Based on Motion Parameters
Sensors
motion parameters
gait analysis
step length
self-adaptation
title The Height-Adaptive Parameterized Step Length Measurement Method and Experiment Based on Motion Parameters
title_full The Height-Adaptive Parameterized Step Length Measurement Method and Experiment Based on Motion Parameters
title_fullStr The Height-Adaptive Parameterized Step Length Measurement Method and Experiment Based on Motion Parameters
title_full_unstemmed The Height-Adaptive Parameterized Step Length Measurement Method and Experiment Based on Motion Parameters
title_short The Height-Adaptive Parameterized Step Length Measurement Method and Experiment Based on Motion Parameters
title_sort height adaptive parameterized step length measurement method and experiment based on motion parameters
topic motion parameters
gait analysis
step length
self-adaptation
url http://www.mdpi.com/1424-8220/18/4/1039
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