Some encouraging results are obtained. (3) Considering that the environment noise of ocean is Gaussian distribution, a one-source BSE algorithm based on the logarithm-kurtosis is proposed.

• 考虑海洋环境噪声的高斯分布特性，基于信号峰度自然对数最大化提出了一种单源盲源分离复数算法，并推导出了两种复数抽气算法。