逆合成孔径雷达成像代码，二维雷达成像，雷达回波数据去噪方法，SVD分解。-Inverse synthetic aperture radar imaging code, two-dimensional radar imaging, radar echo data denoising method, SVD decomposition.

步进频信号的回波建模，使用连续短脉冲实现雷达的高分辨测量-Echo Modeling stepping frequency signal, continuous short pulses to achieve high-resolution radar measurements