Relational markov models RMM( Relational What relation means Markov model Buys(Student, PC) Group the same type Student(ID, Name pages into relations Addr) Combine low-level and Relational Algebra is high-level information the basis for Automatically adapt relational databases Web sites for different users 2021/1/26 Dan Weld 132021/1/26 Dan Weld 13 Relational Markov Models RMM ( Relational Markov Model ) ◼ Group the same type pages into relations. ◼ Combine low-level and high-level information ◼ Automatically adapt web sites for different users ◼ What relation means ◼ Buys(Student, PC) ◼ Student(ID, Name, Addr) ◼ Relational Algebra is the basis for relational databases