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As Steve Weigand mentioned in the comments it is a very difficult task to objectively measure. Having trained ITF for many years I would struggle to perform a punch powerfully without sine wave. It also takes a lot of practice to get the sine motion right. So to measure someone without sine wave and then teach them - they would have to train it. Some of the ...


There are plenty of articles on the Internet (for example, http://www.saskgtf.com/theory.html) that talk about the 'science' of sine wave, but none of those articles appear to have any references to actual studies. So, no evidence and no links, I'm afraid.

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