Edge detection is operated,and threshold is selected to transform the edge image to a binary image;Choose the target and the noise that will be removed in two windows, then extract target with dual-direction scan in each window.
对红外图像进行 边缘检测,并选定阈值将其二值化;在二值边缘图像中应用双窗口分别选定目标和要去除的噪 声,在各窗口中采用双向扫描提取目标特征。