The dynamic nature of the World Wide Web and its growing dimension make retrieving the exact information a difficult task. Inaccurate answers delivered by search engines especially for the query phrases with different meaning makes the feeling of dissatisfaction in today's surfers who needs the specific answer for their information demand. Search engines nowadays tries to understand users' request through studying his/her search background or even make users participate in the search process in order to clarify what he/she really needs. This trend is part of the search engines' endeavors to become personalized.
scite is a Brooklyn-based organization that helps researchers better discover and understand research articles through Smart Citations–citations that display the context of the citation and describe whether the article provides supporting or contrasting evidence. scite is used by students and researchers from around the world and is funded in part by the National Science Foundation and the National Institute on Drug Abuse of the National Institutes of Health.