Spann, M.Horne, C.du Buf, J. M. H.2015-11-042015-11-0419890167-8655AUT: DUB00865;http://hdl.handle.net/10400.1/7012An algorithm is presented which extracts thin regions from images. The algorithm requires no a priori knowledge about the region direction, exact width, phase etc. Results on a range of natural imagery are presented. © 1989.engjournal article