KEYWORD EXTRACTION METHOD

摘要

PURPOSE: A keyword extraction method is provided to extract a search keyword from an image imitating a search area of a search engine and perform a search by using the search keyword, thereby facilitating web access based on information among advertisement. CONSTITUTION: A frame with a fixed interval among a series of frames comprising a video is detected as image information(S1). A similar search box area adjacent to an image corresponding to a search start button interprets the image information and is specified(S2). A search keyword is extracted from the similar search area(S3). Frames among the video are compared, and a frame to satisfy a condition of a CM(Commercial Message) is detected as the image information.