sar图像去噪的几种新的方法，Pisarenko谐波分解算法,复化三点Gauss-lengend公式求pi。- Several new methods sar image denoising, Pisarenko harmonic decomposition algorithm, Complex of three-point Gauss-lengend the Formula pi.

生成卫星的星下点轨迹，matlab编程，用于SAR覆盖分析(Subastral point, generation of satellite matlab programming for SAR coverage analysis)