Survey of research work on contour grouping
轮廓组织研究进展

Contour extraction is one of the typical problems in image processing and computer vision. Contour grouping, which is a contour extraction technique based on perceptual organization, shows promising development trend. This paper addresses the research on contour organization. First, it puts forward the relationship between contour extraction and perceptual organization. Second, a comprehensive summary on related research work is given. Then their characteristics and shortcomings are analyzed. At last, further research directions are suggested.