An image processing apparatus comprises a unit acquiring a multi-level image as a processing-object image, a unit acquiring a binary image which is created based on the multi-level image, a unit extracting a specific attribute region which is a region with a specific attribute from the multi-level image,...http://www.google.es/patents/US20050180645?utm_source=gb-gplus-sharePatente US20050180645 - Image processing apparatus, image processing program, and storage medium
Image processing apparatus, image processing program, and storage medium
