Monitoring Accelerations With GPS in Football: Time to Slow Down?

The aims of the current study were:To examine the magnitude of between-GPS-models differences in commonly reported running-based measures in football. To examine between-units variability. To ... Read more

A Comparison of Two Global Positioning System Devices for Team-Sport Running Protocols

Objective: The study aimed to investigate the comparability and reliability of global positioning system (GPS) devices during running protocols associated with team sports. Methods: Fourteen ... Read more

Validity and Reliability of GPS Devices for Measuring Movement Demands of Team Sports

Objective: The study aimed to assess the validity and intra-model reliability of different GPS devices for quantifying high-intensity, intermittent exercise performance in team sports. Methods: ... Read more

The Validity of a Global Navigation Satellite System for Quantifying Small Area Team-Sport Movements

Objective: The study aimed to evaluate the validity of global navigation network systems (GNSS) for quantifying mean speed (m/s) and acceleration (m/s^2) during movements typical ... Read more

Accuracy and Reliability of GPS Devices for Measurement of Movement Patterns in Confined Spaces for Court-Based Sports

The aim of this study was to assess the accuracy and reliability of global positioning system (GPS) measures of distance and speed, compared to a ... Read more

New Variables and New Agreements Between 10 Hz Global Positioning System Devices in Tennis Drills

Objective: The aim of this study was to assess the degree of agreement among repeated measurements made on the same subject using two global positioning ... Read more

Tracking Performance in Endurance Racing Sports: Evaluation of the Accuracy Offered by Three Commercial GNSS Receivers Aimed at the Sports Market

Objective: The study aimed to assess the accuracy and applicability of three commercially available global navigation satellite system (GNSS) receivers targeted for sports use in ... Read more

Validity and Reliability of GPS for Measuring Distance Travelled in Field-Based Team Sports

Objective: The study aimed to investigate the impact of movement intensity and path linearity on the validity and reliability of global positioning system (GPS) distance ... Read more

Comparing Global Positioning System (GPS) and Global Navigation Satellite System (GNSS) Measures of Team Sport Movements

Purpose: The purpose of this study was to compare data obtained from conventional GPS devices with new GNSS-enabled tracking devices, and to assess the inter-unit ... Read more

Criterion Validity of Catapult ClearSky T6 Local Positioning System for Measuring Inter-Unit Distance

The validity of a local positioning system (LPS) to measure inter-unit distance was investigated during a team sport movement circuit. Eight recreationally active, female indoor ... Read more

Validity of the Catapult ClearSky T6 Local Positioning System for Team Sports Specific Drills, in Indoor Conditions

Aim: The aim of the present study was to determine the validity of position, distance traveled and instantaneous speed of team sport players as measured ... Read more

Validity of an Ultra-Wideband Local Positioning System to Measure Locomotion in Indoor Sports

The validity of an Ultra-wideband (UWB) positioning system was investigated during linear and change-of-direction (COD) running drills. Six recreationally-active men performed ten repetitions of four ... Read more