| Abstract: | Unsupervised change detection in SAR images is a hot topic,and it has been widely used in several applications.This paper reviewed the latest development of research on unsupervised change detection in SAR images.Beginning with the basic flow of change detection,it introduced different algorithms of image preprocessing,difference image extraction and difference image segmentation.This summary will help researchers strengthen their insight into change detection technique in SAR images,and promote SAR change detection applications. |
