Steve Eddins <Steve.Eddins@mathworks.com> wrote in message <firstname.lastname@example.org>... > Pradyumna A wrote: > > I have a problem with the function houghpeaks in the image processing tool box. > > When I use the command > > P = houghpeaks(H,4); > > > > It returns P as a 1x4 matrix rather than 2x4 (as said in the documentation of houghpeaks function). > > > > the piece of code I am using is here: > > > > im = imread('test.tif') > > imB = rgb2gray(im); > > BW = edge(imB,'canny',[0.3]); > > [H,T,R]=hough(BW); > > P = houghpeaks(H,4); > > > > Can somebody help me ? > > Possibly you are using the function houghpeaks from the book Digital > Image Processing Using MATLAB, 2004. That function has a different > interface than the houghpeaks function in the Image Processing Toolbox. > > --- > Steve Eddins > http://blogs.mathworks.com/steve/
Hello Steve Eddins,
Thank you very much for the reply. The problem was precisely that. I had added the functions from the Book long time ago and had forgotten to remove it !