基于FFT的快速SAR分布目标回波模拟算法. 大面积分布目标的合成孔径雷达(SAR)回波模拟需要大量的运算，文中提出了一种合成孔径雷达回波模拟的快速算法，算法利用时域插值和FFTl’来缩减运算量，对于大面积目标回波模拟时，该算法有很高的效率。文中详细分析sinc函数插值所带来的误差以及补偿方法，并在次基础上提出了一种利用增采样插值方法，该方法以增加少量运算为代价，使得模拟精度的大幅度提高。文中比较了传统方法和基于FFTl’的快速SAR分布目标回波模拟算法的模拟结果，证明了这种快速算法确实

全极化SAR图像极化定标算法，适用于星载SAR，包含法拉第旋转角的校正-Polarization polarimetric SAR image scaling algorithm for spaceborne SAR, includes correction of Faraday rotation angle

This Matlab/C code contains routines to perform level set image segmentation according to: (1) various multiphase (multiregion) formulations, including a fast scheme where the computation load grows linearly with the number of regions and,

Acquisition and Processing of the speech signal, digital signal processing class-based, Several new methods sar image denoising, Suppressed carrier type differential phase modulation.

Realize image watermarking, de-noising, plus noise and other functions, Several new methods sar image denoising, For feature reduction, feature fusion, correlation analysis.