In the study of brain-computer interfaces,a method based on best basis of wavelet packet decomposition was proposed.The method is used for the feature extraction of electroencephalogram.

• 在脑机接口研究中；针对脑电特征抽取；提出一种基于小波包最优基分解的方法.；依据距离准则；从小波包库中选择一个对分类最优的小波包基;