Re: hough transform


George Louloudis wrote:
> The problem i am working on is trying to find lines of texts in an image. To
> do so i apply the Hough transform on the gravity centers of the connected
> components of the image. I use as quantization step for R the expression
> 0.2*cheight where cheight stands for the average height of all connected
> components of the image. The range in the degrees of the hough transform
> is -5 to 5 as the text is only horizontal..
> Thanks for your time!
>
in this case, you get accumulation matrix which will have some elements
having resonably large value and rest of the matrix would be almost
zero. You can select any threshold. Each of these matrix elemetns
correspond to a unique line with given r and theta.

Hope it helps!!

-Ajay

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