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Motion Capture and Analysis (Analysis System (Observation,…
Motion Capture and Analysis
Subjective vs. Objective
Spectator Analysis
Analysis System
Observation
Evaluation/Diagnosis
Preparation
Intervention
Pre-analysis
Aspirations/ Age of group
General technique(s) used
Skill level
Consistency of performance
Mechanical Model
Critical variables
Range of acceptability
Subjective Analysis : Observation
Phasic Analysis
Body/Area Analysis
e.g. head and trunk
Critical Variables
Rank the errors (cause and effect)
e.g. lower shoulder abduction angle serve > ball toss position
Objective Analysis
EMG
Force
Video
2D
Limitations
Perspective
Parallax
3D Mocap
3 markers per segment
Track rigid segment position in 3D
2 or more cameras
