包括AHP，因子分析，回归分析，聚类分析，音频信号通过LM386放大，sar图像去噪的几种新的方法。- Including AHP, factor analysis, regression analysis, cluster analysis, LM386 audio signal amplification, Several new methods sar image denoising.

用于图像处理的独立分量分析，音频信号通过LM386放大，基于分段非线性权重值的Pso算法。- Independent component analysis for image processing, LM386 audio signal amplification, Based on piecewise nonlinear weight value Pso algorithm.

现代信号处理中谱估计在matlab中的使用，音频信号通过LM386放大，模拟数据分析处理的过程。- Modern signal processing used in the spectral estimation in matlab, LM386 audio signal amplification, Analog data analysis processing.