TY - BOOK AU - Dougherty, Edward, R AU - Astola, Jaakko, T TI - Nonlinear filters for image processing SN - 0-7803-5385-4 CY - New Jersey KW - Digital filters KW - Filters -- Image processing -- KW - Granulometric filters KW - Image processing KW - Nonlinear theory KW - Stack filters N1 - Includes bibliographical references and index ER -