CFEngine API

org.recommender.util
Class ComputeIUF

java.lang.Object
  |
  +--org.recommender.util.ComputeIUF

public class ComputeIUF
extends java.lang.Object

This set of scripts will be use to construct a framework for experiments on Recommender Systems. The purpose of these experiments is to determine how sampling user ratings affects the accuracy and item coverage of a recommender system. This class compute the Inverse User Freqency for each item and assigns each user an average IUF value, which is then loaded into a database.

Since:
JDK 1.2
Version:
Version 1.0.0, 05-01-2003
Author:
(Yun Wang)

Constructor Summary
ComputeIUF()
           
 
Method Summary
 void doComp()
          compute the inverse user frequency
 
Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait
 

Constructor Detail

ComputeIUF

public ComputeIUF()
Method Detail

doComp

public void doComp()
            throws java.sql.SQLException
compute the inverse user frequency

Throws:
java.sql.SQLException

CFEngine API

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