With the help of wavelet package the original EEG signals are firstly decomposed and then recomposed at the related frequency range.Analyze the power spectrum and energe after that.

• 首先对脑电信号进行小波包分解，然后进行相关频段信号的重构，从而提取出特征波，并对其进行功率谱分析和能量计算。