Kinematic Chains in Ski Jumping In-run Posture. [PDF]
J Hum Kinet, 2013 The concept of kinematic chains has been systematically applied to biological systems since the 1950s. The course of a ski jump can be characterized as a change between closed and open kinematic chains.
Janurová E +5 more
europepmc +7 more sources
Key transition technology of ski jumping based on inertial motion unit, kinematics and dynamics [PDF]
BioMedical Engineering OnLine, 2023 Background The development and innovation of biomechanical measurement methods provide a solution to the problems in ski jumping research. At present, research on ski jumping mostly focuses on the local technical characteristics of different phases, but ...
Jinglun Yu +8 more
doaj +2 more sources
Performance and Biomechanics in the Flight Period of Ski Jumping: Influence of Ski Attitude [PDF]
Biology, 2022 The performance of ski jumping is underpinned by multi-disciplinary principles, in which the aerodynamics of the ski dominates the flying distance and affects the biomechanics of the athletes’ ankle during the flight period. Conventional research on this
Lin Zhang +4 more
doaj +2 more sources
Optimization of Ski Attitude for the In-Flight Aerodynamic Performance of Ski Jumping [PDF]
Biology, 2022 The control and adjustment of in-flight attitudes are critical to enlarging the flight distance of ski jumping. As one of the most important gears, the skis provide sufficient lift and drag forces for the athletes, and thus their in-flight attitudes ...
Lianzhong Cao +5 more
doaj +2 more sources
Experimental Validation of Real-Time Ski Jumping Tracking System Based on Wearable Sensors [PDF]
Sensors, 2021 For sports scientists and coaches, its crucial to have reliable tracking systems to improve athletes. Therefore, this study aimed to examine the validity of a wearable real-time tracking system (WRRTS) for the quantification of ski jumping.
Johannes Link +2 more
doaj +2 more sources
Dartmouth and the Debate Over Ski Jumping in NCAA Competition [PDF]
Journal of Intercollegiate Sport, 2009 This essay details the issues that were raised in discussions about the wisdom of eliminating ski jumping from the order of events in NCAA championship competition, a discussion that culminated in 1980 when the NCAA Skiing Rules Committee voted ...
Dennis Gildea
doaj +3 more sources
Self-Efficacy, Flow, Affect, Worry and Performance in Elite World Cup Ski Jumping [PDF]
Frontiers in Psychology, 2018 The present study investigated the relationship between self-efficacy, flow, positive- and negative affect, worry and ski jumping performance, as well as the degree of influence these psychological factors have on ski jumping performance in specific ...
Vegard H. Sklett +3 more
doaj +2 more sources
Kinematic Determination of the Aerial Phase in Ski Jumping [PDF]
Sensors, 2022 The purpose of this study was to find a generic method to determine the aerial phase of ski jumping in which the athlete is in a steady gliding condition, commonly known as the ‘stable flight’ phase.
Ola Elfmark +3 more
doaj +2 more sources
Performance Analysis in Ski Jumping with a Differential Global Navigation Satellite System and Video-Based Pose Estimation [PDF]
Sensors, 2021 This study investigated the explanatory power of a sensor fusion of two complementary methods to explain performance and its underlying mechanisms in ski jumping. A differential Global Navigation Satellite System (dGNSS) and a markerless video-based pose
Ola Elfmark +7 more
doaj +2 more sources
Ski Position during the Flight and Landing Preparation Phases in Ski Jumping Detected with Inertial Sensors [PDF]
Sensors, 2019 Ski movement plays an important role during landing preparation, as well as in the whole ski jumping performance. Good landing preparation timing and correct ski position increase the jump length and reduce the impact forces. Inertial motion units (IMUs)
Veronica Bessone +2 more
doaj +2 more sources