09062011 - MEASURING PERFORMANCE PRODUCTION Two General...

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Unformatted text preview: MEASURING PERFORMANCE PRODUCTION Two General Categories of Performance Measurements 1. Performance outcome measures Category of motor skill performance that indicates the outcome or result of performing a motor skill (e.g. How high did the skateboarder jump?) 1. Performance production measures Measures of motor skill performance that indicate the performance of specific aspects of the motor control system during the performance (e.g. how much knee flexion occurred during the jump?) Two General Categories of Performance Measurements What can we measure? • Time (latency, duration) • Space (distance, position, angle) • Force (torque) • Physiological function (muscle and nerve electrophysiology) KINEMATICS Position location or angle Velocity speed and direction Acceleration changing speed Time Collecting Kinematic Data: • Reflective markers on body landmarks • Position data recorded with digital video… Collecting Kinematic Data: • Recording from multiple cameras can provide 3-dimensional data: Kinematic Reference Frames and Data:...
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This note was uploaded on 09/28/2011 for the course KIN 315 taught by Professor Abraham during the Spring '08 term at University of Texas.

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09062011 - MEASURING PERFORMANCE PRODUCTION Two General...

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