Hough transform modified by line connectivity and line thickness
M.C.K. Yang, Jong-Sen Lee, Cheng‐Chang Lien, Chung-Lin Huang · IEEE Transactions on Pattern Analysis and Machine Intelligence · 1997
A modified Hough transform based on a likelihood principle of connectivity and thickness is proposed for line detection. It makes short as well as thick line segments easier to detect in a noisy image. Certain desirable properties of the new method are justified by theory and simulations.