This information will be used to provide personalized service in the future as well as to improve the search results from the recommendation of other users with similar interests. In addition, we want to know how useful are the features provided by the search engine in guiding the users finding the information they need. A domain specific search engine that contains abstract of papers from IEEE transactions issued in 1997 and 1998. Currently, the database contains 584 abstracts of papers from 4 IEEE Transactions. For every query submitted, the system, if at all possible, will offer a set of possible query refinement in additon to the search results from current query.
Related phrases are keywords that partially contain terms in the query.
These phrases are expected to help users prescribing the search query into a more specific keywords. A list of narrower terms are keywords whose scope of their meaning are covered by the current search query. The narrower terms are expected to help users identifying a more specific area that they actually want to search. Finally, broader terms set contains a list terms whose scope of their meaning cover the current search query. The purpose of providing this terms is to help users navigating their search into a more general scope that will allow them to jump into different areas.