Noisy edge detection
The test image Lena and a noisy version of it (images reduced in size). The problem is to detect the edges - the borders of each and every feature in these images.
The test image Lena and a noisy version of it (images reduced in size). The problem is to detect the edges - the borders of each and every feature in these images.
Image and Data Analysis: The Multiscale Approach, J-L Starck, F Murtagh and A Bijaoui, Cambridge University Press, 1998.