Validation methods for global and local positioning-based athlete monitoring systems in team sports: a scoping review

Background/Objective Global navigation satellite systems (GNSS) and local positioning systems (LPS) are to date common tools to measure external training load in athletes. The aim of this scoping review was to map out and critically appraise the methods used to validate different GNSS and LPS used i...

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Main Authors: Matthias Gilgien, Live Steinnes Luteberget
Format: Article
Language:English
Published: BMJ Publishing Group 2020-12-01
Series:BMJ Open Sport & Exercise Medicine
Online Access:https://bmjopensem.bmj.com/content/6/1/e000794.full
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author Matthias Gilgien
Live Steinnes Luteberget
author_facet Matthias Gilgien
Live Steinnes Luteberget
author_sort Matthias Gilgien
collection DOAJ
description Background/Objective Global navigation satellite systems (GNSS) and local positioning systems (LPS) are to date common tools to measure external training load in athletes. The aim of this scoping review was to map out and critically appraise the methods used to validate different GNSS and LPS used in team sports.Method A total of 48 studies met the eligibility criteria and were included in the review. The reference systems applied in the validations, and the parameters investigated were extracted from the studies.Results The results show a substantial range of reference systems used to validate GNSS and LPS and a substantial number of investigated parameters. The majority of the validation studies have employed relatively simple field-based research designs, with use of measure tape/known distance as reference measure for distance. Timing gates and radar guns were frequently used as reference system for average and peak speed. Fewer studies have used reference system that allow for validation of instantaneous dynamic position, such as infrared camera-based motion capture systems.Conclusions Because most validation studies use simple and cost-effective reference systems which do not allow to quantify the exact path athletes travel and hence misjudge the true path length and speed, caution should be taken when interpreting the results of validation studies, especially when comparing results between studies. Studies validating instantaneous dynamic position-based measures is warranted, since they may have a wider application and enable comparisons both between studies and over time.
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spelling doaj-art-c8e117446ae04d9bbbcfe34f95b855972025-08-20T01:47:40ZengBMJ Publishing GroupBMJ Open Sport & Exercise Medicine2055-76472020-12-016110.1136/bmjsem-2020-000794Validation methods for global and local positioning-based athlete monitoring systems in team sports: a scoping reviewMatthias Gilgien0Live Steinnes Luteberget110 Department of Physical Performance, Norwegian School of Sports Sciences, Oslo, Norway1 Department of Physical Performance, Norwegian School of Sports Sciences, Oslo, NorwayBackground/Objective Global navigation satellite systems (GNSS) and local positioning systems (LPS) are to date common tools to measure external training load in athletes. The aim of this scoping review was to map out and critically appraise the methods used to validate different GNSS and LPS used in team sports.Method A total of 48 studies met the eligibility criteria and were included in the review. The reference systems applied in the validations, and the parameters investigated were extracted from the studies.Results The results show a substantial range of reference systems used to validate GNSS and LPS and a substantial number of investigated parameters. The majority of the validation studies have employed relatively simple field-based research designs, with use of measure tape/known distance as reference measure for distance. Timing gates and radar guns were frequently used as reference system for average and peak speed. Fewer studies have used reference system that allow for validation of instantaneous dynamic position, such as infrared camera-based motion capture systems.Conclusions Because most validation studies use simple and cost-effective reference systems which do not allow to quantify the exact path athletes travel and hence misjudge the true path length and speed, caution should be taken when interpreting the results of validation studies, especially when comparing results between studies. Studies validating instantaneous dynamic position-based measures is warranted, since they may have a wider application and enable comparisons both between studies and over time.https://bmjopensem.bmj.com/content/6/1/e000794.full
spellingShingle Matthias Gilgien
Live Steinnes Luteberget
Validation methods for global and local positioning-based athlete monitoring systems in team sports: a scoping review
BMJ Open Sport & Exercise Medicine
title Validation methods for global and local positioning-based athlete monitoring systems in team sports: a scoping review
title_full Validation methods for global and local positioning-based athlete monitoring systems in team sports: a scoping review
title_fullStr Validation methods for global and local positioning-based athlete monitoring systems in team sports: a scoping review
title_full_unstemmed Validation methods for global and local positioning-based athlete monitoring systems in team sports: a scoping review
title_short Validation methods for global and local positioning-based athlete monitoring systems in team sports: a scoping review
title_sort validation methods for global and local positioning based athlete monitoring systems in team sports a scoping review
url https://bmjopensem.bmj.com/content/6/1/e000794.full
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