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Global and Local Frames in Avatar (1)

Global and Local Reference Frames

In order to analyze a skill such as the golf swing, we have to measure it.  To do that we need one or more reference frames, also known as coordinate systems.  Reference frames consist of a zero point and three perpendicular axes, usually called, the X, Y and Z axes, which originate from this origin.  There … Continue Reading

Phil’s Favorites

Lo and Hi HTV Posture at Impact

My PhD Dissertation

I am finally able to publish my PhD dissertation on my website.  I have included the abstract, a pdf of the full dissertation and a pdf of the … Continue Reading