This paper did researches on the classification settings of 15 kinds of core periodicals of library science and informatics,and classified the settings four kinds:the research quality,subject content,dissertation types and features.

This thesis tried to observe the relation between scholar and the media environment, basing on the TV academic speech program and its disputes.

Now, China s emotional TV column develop rapidly, from CCTV to the provincial TV, until the .

At the same time,other audience lack patience with multipartite broadcast of the TV column-type program.

Collaborative filtering recommender algorithm for integrating item category and contextual information;

Algorithm for automatically learning class number of clustering;