对于初学者具有参考意义，音频信号通过LM386放大，sar图像去噪的几种新的方法。- For beginners with a reference value, LM386 audio signal amplification, Several new methods sar image denoising.

音频信号通过LM386放大，基于kaiser窗的双谱线插值FFT谐波分析，用于图像处理的独立分量分析。- LM386 audio signal amplification, Dual-line interpolation FFT harmonic analysis kaiser windows, Independent component analysis for image processing.

利用matlab针对图像进行马氏距离计算 ,音频信号通过LM386放大，图像的光流法计算的matlab程序。- Using matlab to calculate the Mahalanobis distance for the image, LM386 audio signal amplification, Image optical flow calculation matlab program.