An inverse filter for return signal to restore target signature and a restraining image sidelobe method used matched filter are provided.
提出了对回波信号逆滤波以恢复目标特征及采用匹配滤波来抑制成像旁瓣的方法。
Morphological filter can process rosette scanning sub images more effectively. It can restore the original area and shape of an object effectively, and keep the energy information of the object.
用形态学滤波器处理亚图像可以较好地恢复被扫描物体的面积和形状，保持物体的能量信息。
According to the degraded image and the ideal subimage, a filter is designed by using multiple regression analysis and then applied to restore the whole image.
根据模糊图象和估计的理想图象，利用多元回归分析设计滤波器，最后将滤波器应用于整幅图象完成图象的复原。
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