Validation of enhanced kinect sensor based motion capturing for gait assessment.

Optical motion capturing systems are expensive and require substantial dedicated space to be set up. On the other hand, they provide unsurpassed accuracy and reliability. In many situations however flexibility is required and the motion capturing system can only temporarily be placed. The Microsoft...

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Main Authors: Björn Müller, Winfried Ilg, Martin A Giese, Nicolas Ludolph
Format: Article
Language:English
Published: Public Library of Science (PLoS) 2017-01-01
Series:PLoS ONE
Online Access:http://europepmc.org/articles/PMC5391956?pdf=render
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author Björn Müller
Winfried Ilg
Martin A Giese
Nicolas Ludolph
author_facet Björn Müller
Winfried Ilg
Martin A Giese
Nicolas Ludolph
author_sort Björn Müller
collection DOAJ
description Optical motion capturing systems are expensive and require substantial dedicated space to be set up. On the other hand, they provide unsurpassed accuracy and reliability. In many situations however flexibility is required and the motion capturing system can only temporarily be placed. The Microsoft Kinect v2 sensor is comparatively cheap and with respect to gait analysis promising results have been published. We here present a motion capturing system that is easy to set up, flexible with respect to the sensor locations and delivers high accuracy in gait parameters comparable to a gold standard motion capturing system (VICON). Further, we demonstrate that sensor setups which track the person only from one-side are less accurate and should be replaced by two-sided setups. With respect to commonly analyzed gait parameters, especially step width, our system shows higher agreement with the VICON system than previous reports.
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spelling doaj.art-cfa6793ee00d437ebe051bf44f45d51d2022-12-22T01:04:47ZengPublic Library of Science (PLoS)PLoS ONE1932-62032017-01-01124e017581310.1371/journal.pone.0175813Validation of enhanced kinect sensor based motion capturing for gait assessment.Björn MüllerWinfried IlgMartin A GieseNicolas LudolphOptical motion capturing systems are expensive and require substantial dedicated space to be set up. On the other hand, they provide unsurpassed accuracy and reliability. In many situations however flexibility is required and the motion capturing system can only temporarily be placed. The Microsoft Kinect v2 sensor is comparatively cheap and with respect to gait analysis promising results have been published. We here present a motion capturing system that is easy to set up, flexible with respect to the sensor locations and delivers high accuracy in gait parameters comparable to a gold standard motion capturing system (VICON). Further, we demonstrate that sensor setups which track the person only from one-side are less accurate and should be replaced by two-sided setups. With respect to commonly analyzed gait parameters, especially step width, our system shows higher agreement with the VICON system than previous reports.http://europepmc.org/articles/PMC5391956?pdf=render
spellingShingle Björn Müller
Winfried Ilg
Martin A Giese
Nicolas Ludolph
Validation of enhanced kinect sensor based motion capturing for gait assessment.
PLoS ONE
title Validation of enhanced kinect sensor based motion capturing for gait assessment.
title_full Validation of enhanced kinect sensor based motion capturing for gait assessment.
title_fullStr Validation of enhanced kinect sensor based motion capturing for gait assessment.
title_full_unstemmed Validation of enhanced kinect sensor based motion capturing for gait assessment.
title_short Validation of enhanced kinect sensor based motion capturing for gait assessment.
title_sort validation of enhanced kinect sensor based motion capturing for gait assessment
url http://europepmc.org/articles/PMC5391956?pdf=render
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