Feature Extraction with Wavelet transform for an biomedical Signal like EMG Signal

I hava EMG data signals and I Would like to classify them according to their feature using Machine Learning Methods.Intially I want to Exatct the features of the signal .can i use waveletAnalyzer.plese help me how to use waveletAnalyzer and Extract the Features like entrophy,Energy,Variance,Standard deviation,waveform length etc