298 ◾ Temporal Data Mining
e core of the method is a pattern tree which is a directed acyclic graph.
In [Spi99], the authors propose WUM, a Web usage miner that focuses
on user groups and also models navigational patterns as directed acyclic
graphs.
In [Qam06], the authors propose a method for mining stories con-
tained in blogs using community content and temporal clustering. eir
method is called the Content-Community-Time model. eir experi-
mental results showed the eectiveness of their method on several
real-world data.
8.2.2 Automatic Personalization of a Web Site
Web site personalization deals with the modeling and grouping of Web
pages and users, such that the appropriate users are directed to the right
pages. As the authors ...