@proceedings{RMa/Ene/2009Original, author = "Marfil Robles, Rebeca and Sandoval Hern{\'a}ndez, Francisco", address = "Salamanca (Spain)", month = "Junio", organization = "10th International Work-Conference on Artificial Neural Networks (IWANN´09)", title = "{E}nergy-based perceptual segmentation using an irregular pyramid ", year = "2009", }