Research of User Interest Used in Personalized Search Engine
Wang Mi · Microcomputer Information · 2010
With the rapid development of information retrieval technology, search technique is developing towards personalized and intelligent. In this paper, the custom-built user profile and the automatic user profile are combined, and the user group information is included to build the user model. An algorithm of updating the interest model is put forward to deal with the decrement caused by the incomplete of user interests and ambiguity of the retrieval information, so that the precision ratio is improved, and the personalized needs of users are satisfied.