Ontology Extraction by Crawling HTML Pages.

Web is great resource of general and especial data about any things. Through establish relation between many of web pages we can provide new web service of them. So information management of web pages helps us to applied web document for novel queries, links and other applications. Semantic web as a hot topic in the past decades, has tried to provide more computer recognizable data of web and upgrade web for increasable need of users. Ontology extraction is start part of create semantic web layer. In this paper we survey how we get the more utility of web capacity and its information capital by ontology extraction. Our result has been shown via a typical of web, free and accessible information; where next of ontology extraction provide new service for users.