In a digital radiographic technique, a spatial filtering process has been widely introduced. The image data processing apparatus includes a first storage device for storing original image data in a digital form which is used for medical diagnosis. A filtering device is provided for performing a filtering...http://www.google.es/patents/US4590582?utm_source=gb-gplus-sharePatente US4590582 - Image data processing apparatus for performing spatial filtering of image data
Image data processing apparatus for performing spatial filtering of image data
