EMGPROCESS_DATA(data,emg_ch,lp_cut,hp_cut,order,span) performs EMG processing ARGUMENTS data ... struct, zoo data emg_ch ... cell array of strings, name of emg channels to process lp_cut ... int, low-pass filter cutoff. Default 500 hp_cut ... int, high pass filter cutoff. Default 20 order ... Int, filter order. Default 4 span ... Int, number of frames for RMS average. Default 50 RETURNS data ... struct, zoo data appended with processed EMG channels