Erik Wilmes
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View article: On-field concurrent validity of flight time-based countermovement jump height during fatigue: A comparison between inertial measurement units worn at different locations on the body
On-field concurrent validity of flight time-based countermovement jump height during fatigue: A comparison between inertial measurement units worn at different locations on the body Open
We explored the feasibility of utilizing immediate changes in flight time-based vertical countermovement jump height as an on-field measure for fatigue-induced decrements in performance. Comparing Inertial Measurement Units (IMUs) worn at …
View article: Discriminative validity of summarized hip and knee angular accelerations for lower extremity training load quantification in male soccer players during a standardised training drill
Discriminative validity of summarized hip and knee angular accelerations for lower extremity training load quantification in male soccer players during a standardised training drill Open
This study assessed the discriminative validity of summarized hip and knee angular accelerations during a standardized training drill. Twenty-eight soccer players performed a standardized training drill that mimics game demands. Discrimina…
View article: Different Aspects of Physical Load in Small-Sided Field Hockey Games
Different Aspects of Physical Load in Small-Sided Field Hockey Games Open
Wilmes, E, de Ruiter, CJ, van Leeuwen, RR, Banning, LF, van der Laan, D, and Savelsbergh, GJP. Different aspects of physical load in small-sided field hockey games. J Strength Cond Res 38(2): e56–e61, 2024—Running volumes and acceleration/…
View article: New training load metrics in field hockey using inertial measurement units
New training load metrics in field hockey using inertial measurement units Open
Field hockey players are exposed to high biomechanical loads. These loads often cannot be adequately estimated with global navigational satellite systems (GNSS) since on‐field displacements during these movements are often small. Therefore…
View article: Monitoring in Football and Field Hockey
Monitoring in Football and Field Hockey Open
The practice of monitoring training load in football and field hockey has become common. However, there is a lack of methods to quantify the biomechanical loads during training and competition. New methods to quantify biomechanical loads m…
View article: Quantification of Error Sources with Inertial Measurement Units in Sports
Quantification of Error Sources with Inertial Measurement Units in Sports Open
Background: Inertial measurement units (IMUs) offer the possibility to capture the lower body motions of players of outdoor team sports. However, various sources of error are present when using IMUs: the definition of the body frames, the …
View article: Construct Validity and Test–Retest Reliability of Hip Load Compared With Playerload During Football-Specific Running, Kicking, and Jumping Tasks
Construct Validity and Test–Retest Reliability of Hip Load Compared With Playerload During Football-Specific Running, Kicking, and Jumping Tasks Open
Purpose : To determine the test–retest reliability of the recently developed Hip Load metric, evaluate its construct validity, and assess the differences with Playerload during football-specific short-distance shuttle runs. Methods : Eleve…
View article: Quantification of Error Sources with Inertial Measurement Units in Sports - Data and Matlab Scripts
Quantification of Error Sources with Inertial Measurement Units in Sports - Data and Matlab Scripts Open
Inertial measurement units (IMUs) offer the possibility to capture the lower body motions of players of outdoor team sports. However, various sources of error are present when using IMUs: the definition of the body frames, the soft tissue …
View article: Quantification of Error Sources with Inertial Measurement Units in Sports - Data and Matlab Scripts
Quantification of Error Sources with Inertial Measurement Units in Sports - Data and Matlab Scripts Open
Inertial measurement units (IMUs) offer the possibility to capture the lower body motions of players of outdoor team sports. However, various sources of error are present when using IMUs: the definition of the body frames, the soft tissue …
View article: Concurrent validity of an easy-to-use inertial measurement unit-system to evaluate sagittal plane segment kinematics during overground sprinting at different speeds
Concurrent validity of an easy-to-use inertial measurement unit-system to evaluate sagittal plane segment kinematics during overground sprinting at different speeds Open
This study investigated concurrent validity of inertial measurement units (IMUs) and high-speed video for sagittal plane kinematics during overground sprinting. The practical relevance is demonstrated by reporting the changes in thigh kine…
View article: Biomechanical Load Quantification Using a Lower Extremity Inertial Sensor Setup During Football Specific Activities
Biomechanical Load Quantification Using a Lower Extremity Inertial Sensor Setup During Football Specific Activities Open
Training load monitoring systems in football do not focus on lower extremities and therefore potentially neglect important information to optimise performance or reduce injury risk. The current study aims to present joint and segment angul…
View article: Smart sensor tights: Movement tracking of the lower limbs in football
Smart sensor tights: Movement tracking of the lower limbs in football Open
This article presents a novel smart sensor garment with integrated miniaturized inertial measurements units (IMUs) that can be used to monitor lower body kinematics during daily training activities, without the need of extensive technical …
View article: An Inertial Measurement Unit Based Method to Estimate Hip and Knee Joint Kinematics in Team Sport Athletes on the Field
An Inertial Measurement Unit Based Method to Estimate Hip and Knee Joint Kinematics in Team Sport Athletes on the Field Open
Current athlete monitoring practice in team sports is mainly based on positional data measured by global positioning or local positioning systems. The disadvantage of these measurement systems is that they do not register lower extremity k…
View article: An Inertial Measurement Unit Based Method to Estimate Hip and Knee Joint Kinematics in Team Sport Athletes on the Field
An Inertial Measurement Unit Based Method to Estimate Hip and Knee Joint Kinematics in Team Sport Athletes on the Field Open
Current athlete monitoring practice in team sports is mainly based on positional data measured by global positioning or local positioning systems. The disadvantage of these measurement systems is that they do not register lower extremity k…
View article: Inertial Sensor-Based Motion Tracking in Football with Movement Intensity Quantification
Inertial Sensor-Based Motion Tracking in Football with Movement Intensity Quantification Open
Inertial sensor-based measurements of lower body kinematics in football players may improve physical load estimates during training sessions and matches. However, the validity of inertial-based motion analysis systems is specific to both t…
View article: Inertial Sensor-Based Motion Tracking in Football with Movement Intensity Quantification - Data
Inertial Sensor-Based Motion Tracking in Football with Movement Intensity Quantification - Data Open
Processed data of IMU measurements and VICON measurements, including the necessary Matlab scripts to process the data from research article 'Inertial Sensor-Based Motion Tracking in Football with Movement Intensity Quantification'.
View article: Inertial Sensor-Based Motion Tracking in Football with Movement Intensity Quantification - Data
Inertial Sensor-Based Motion Tracking in Football with Movement Intensity Quantification - Data Open
Processed data of IMU measurements and VICON measurements, including the necessary Matlab scripts to process the data from research article 'Inertial Sensor-Based Motion Tracking in Football with Movement Intensity Quantification'.
View article: Measuring Changes in Hamstring Contractile Strength and Lower Body Sprinting Kinematics During A Simulated Soccer Match
Measuring Changes in Hamstring Contractile Strength and Lower Body Sprinting Kinematics During A Simulated Soccer Match Open
Background - Hamstring strain injuries (HSI’s) in soccer occur most frequently during the latter stages of each half. Neuromuscular fatigue (NMF) may induce changes in hamstring contractile strength and sprinting technique, which are poten…