Randomized Hough transform (RHT). - Pekka Kultanen; Lei Xu 001; Erkki Oja (ICPR (1), 1990)

Randomized Hough Transform (RHT) in Engineering Drawing Vectorization System. - Pekka Kultanen; Erkki Oja; Lei Xu 001 (MVA, 1990)

A new curve detection method: Randomized Hough transform (RHT). - Lei Xu 001; Erkki Oja; Pekka Kultanen (Pattern Recognit. Lett., 1990)