Estimation of the Centre of Mass From Motion Capture and Force Plate Recordings: A Study on the Elderly

The estimation of the centre of mass position in humans is usually based on biomechanical models developed from anthropometric tables. This method can potentially introduce errors in studies involving elderly people, since the ageing process is typically associated with a modification of the distrib...

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Main Authors: S. Cotton, M. Vanoncini, P. Fraisse, N. Ramdani, E. Demircan, A. P. Murray, T. Keller
Format: Article
Language:English
Published: Wiley 2011-01-01
Series:Applied Bionics and Biomechanics
Online Access:http://dx.doi.org/10.3233/ABB-2011-0006
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author S. Cotton
M. Vanoncini
P. Fraisse
N. Ramdani
E. Demircan
A. P. Murray
T. Keller
author_facet S. Cotton
M. Vanoncini
P. Fraisse
N. Ramdani
E. Demircan
A. P. Murray
T. Keller
author_sort S. Cotton
collection DOAJ
description The estimation of the centre of mass position in humans is usually based on biomechanical models developed from anthropometric tables. This method can potentially introduce errors in studies involving elderly people, since the ageing process is typically associated with a modification of the distribution of the body mass. In this paper, an alternative technique is proposed, and evaluated with an experimental study on 9 elderly volunteers. The technique is based on a virtual chain, identified from experimental data and locating the subject's centre of mass. Its configuration defines the location of the centre of mass, and is a function of the anatomical joint angles measured on the subject. This method is a valuable investigation tool in the field of geronto-technology, since it overcomes some of the problems encountered with other CoM estimation methods.
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institution Kabale University
issn 1176-2322
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language English
publishDate 2011-01-01
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series Applied Bionics and Biomechanics
spelling doaj-art-1d77dcc611154043b3d05e9ca9c413362025-02-03T01:28:25ZengWileyApplied Bionics and Biomechanics1176-23221754-21032011-01-0181678410.3233/ABB-2011-0006Estimation of the Centre of Mass From Motion Capture and Force Plate Recordings: A Study on the ElderlyS. Cotton0M. Vanoncini1P. Fraisse2N. Ramdani3E. Demircan4A. P. Murray5T. Keller6Department of Robotic, LIRMM, Université de Montpellier 2, Montpellier, FranceDepartment of Robotic, LIRMM, Université de Montpellier 2, Montpellier, FranceDepartment of Robotic, LIRMM, Université de Montpellier 2, Montpellier, FranceDepartment of Robotic, LIRMM, Université de Montpellier 2, Montpellier, FranceDepartment of Mechanical Engineering, Stanford University, Stanford, CA, USADepartment of Mechanical Engineering, Dayton University, Dayton, OH, USAHealth and Quality of Life Unit, Fatronik-Tecnalia, Donostia, San Sebastian, SpainThe estimation of the centre of mass position in humans is usually based on biomechanical models developed from anthropometric tables. This method can potentially introduce errors in studies involving elderly people, since the ageing process is typically associated with a modification of the distribution of the body mass. In this paper, an alternative technique is proposed, and evaluated with an experimental study on 9 elderly volunteers. The technique is based on a virtual chain, identified from experimental data and locating the subject's centre of mass. Its configuration defines the location of the centre of mass, and is a function of the anatomical joint angles measured on the subject. This method is a valuable investigation tool in the field of geronto-technology, since it overcomes some of the problems encountered with other CoM estimation methods.http://dx.doi.org/10.3233/ABB-2011-0006
spellingShingle S. Cotton
M. Vanoncini
P. Fraisse
N. Ramdani
E. Demircan
A. P. Murray
T. Keller
Estimation of the Centre of Mass From Motion Capture and Force Plate Recordings: A Study on the Elderly
Applied Bionics and Biomechanics
title Estimation of the Centre of Mass From Motion Capture and Force Plate Recordings: A Study on the Elderly
title_full Estimation of the Centre of Mass From Motion Capture and Force Plate Recordings: A Study on the Elderly
title_fullStr Estimation of the Centre of Mass From Motion Capture and Force Plate Recordings: A Study on the Elderly
title_full_unstemmed Estimation of the Centre of Mass From Motion Capture and Force Plate Recordings: A Study on the Elderly
title_short Estimation of the Centre of Mass From Motion Capture and Force Plate Recordings: A Study on the Elderly
title_sort estimation of the centre of mass from motion capture and force plate recordings a study on the elderly
url http://dx.doi.org/10.3233/ABB-2011-0006
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