Chiao-Fe Shu, Ramesh Jain, Francis K. H. Quek. A linear algorithm for computing the phase portraits of oriented textures. In IEEE Computer Society Conference on Computer Vision and Pattern Recognition, CVPR 1991, 3-6 June, 1991, Lahaina, Maui, Hawaii, USA. pages 352-357, IEEE, 1991. [doi]
Abstract is missing.