SAR Image Denoising Using the Non-Subsampled Contourlet Transform and Morphological Operators. - José Manuel Mejía Muñoz; Humberto de Jesús Ochoa Domínguez; Leticia Ortega Máynez; Osslan Osiris Vergara-Villegas; Vianey Guadalupe Cruz Sánchez; Nelly Gordillo Castillo; Efrén David Gutiérrez Casas (MICAI (1), 2010)