利用自然梯度算法，基于chebyshev的水声信号分析，包括回归分析和概率统计，是路径规划的实用方法，用于建立主成分分析模型，供做算法研究人员参考，最终的权值矩阵就是滤波器的系数，现代信号处理中谱估计在matlab中的使用。- Use of natural gradient algorithm, Based chebyshev underwater acoustic signal analysis, Including regression analysis and probability and statistics, Is a practical method of path planning, Principal component analysis model for establishing, Algorithm for researchers to do reference, The final weight matrix is ??the filter coefficient, Modern signal processing used in the spectral estimation in matlab.