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Decomposed golf swing motions using our proposed framework. (a) The spectrum of right hand joint. (b) STFT (Short Time Fourier Transform) spectrum of the right hand joint. (c) Each of the IMFs and the trend motions decomposed by MEMD. Here, T(1)–T(5) correspond to the time 0.3 s, 1.1 s, 1.9 s, 2.7 s, and 3.5 s.
