迭代自组织数据分析，合成孔径雷达（SAR)目标成像仿真，抑制载波型差分相位调制，包括随机梯度算法，相对梯度算法，采用了小波去噪的思想，信号维数的估计，music高阶谱分析算法。- Iterative self-organizing data analysis, Synthetic Aperture Radar (SAR) imaging simulation target, Suppressed carrier type differential phase modulation, Including stochastic gradient algorithm, the relative gradient algorithm, Using wavelet denoising thought, Signal dimension estimates, music higher order spectral analysis algorithm.