Research On The Key Technologies Personalized Information Service For Digital Library

With gradual maturation of the information technologies, information resources are more and more abundant. It is very difficult for people to find useful information in the world of tremendous amount of information. To satisfy the requirement of users, the personalized information services appear. This paper researches on related key technologies among personalized information services for digital library made in the dissertation. The following works have been mostly completed: 1 The paper analyses and compares kinds of personalized information services recommender system. It tries to reconstruct a new personalized information services recommender system. 2 By constructed personal digital library ,the requirement of users are collect more accuracy 3 This paper puts forward an improved probability model based on classify in content filtering. 4 This paper puts forward an model based on classify in collaborative filtering. 5 This paper puts forward an model based on the order of time in cluster analysis.