SYSTEM AND METHOD FOR IMAGE RETRIEVAL BASED IMAGE WATERMARKING AND COMPUTER READABLE RECORDING MEDIUM COMPRISING INSTRUCTION WORD FOR PROCESSING METHOD THEREOF

摘要

PURPOSE: An image search based image watermarking system, a method thereof, and computer readable medium including a command are provided to reduce the number of images for searching for a watermark pattern by filtering data through image search. CONSTITUTION: An image similarity calculating unit(100) calculates image similarity between images in first database and stores the image in second database. A watermark pattern extracting unit(200) extracts a watermark pattern in the second database. An image extracting unit(300) calculates similarity between a watermark pattern of an inputted image and a watermark pattern of an extracted image.