Article ID | Journal | Published Year | Pages | File Type |
---|---|---|---|---|
9353611 | Journal of Electromyography and Kinesiology | 2005 | 12 Pages |
Abstract
The EMGs partly show 1/fα spectral behaviours since their power spectral densities may experimentally fit with two linear segments in a log-log representation. The measured “right” slope produces variations of force as 20 times the variations of fatigue. 1/fα Behaviour may be related to stochastic fractals. This fractal indicator is a new frequency indicator that is thus complementary to other known classical frequency indicators when studying force during unknown fatigue states.
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Authors
Philippe Ravier, Olivier Buttelli, Rachid Jennane, Pierre Couratier,