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Posted to commits@mahout.apache.org by sr...@apache.org on 2010/03/11 16:01:59 UTC

svn commit: r921881 - /lucene/mahout/trunk/examples/src/main/java/org/apache/mahout/cf/taste/example/bookcrossing/BookCrossingBooleanRecommender.java

Author: srowen
Date: Thu Mar 11 15:01:58 2010
New Revision: 921881

URL: http://svn.apache.org/viewvc?rev=921881&view=rev
Log:
Oops, use correct recommender

Modified:
    lucene/mahout/trunk/examples/src/main/java/org/apache/mahout/cf/taste/example/bookcrossing/BookCrossingBooleanRecommender.java

Modified: lucene/mahout/trunk/examples/src/main/java/org/apache/mahout/cf/taste/example/bookcrossing/BookCrossingBooleanRecommender.java
URL: http://svn.apache.org/viewvc/lucene/mahout/trunk/examples/src/main/java/org/apache/mahout/cf/taste/example/bookcrossing/BookCrossingBooleanRecommender.java?rev=921881&r1=921880&r2=921881&view=diff
==============================================================================
--- lucene/mahout/trunk/examples/src/main/java/org/apache/mahout/cf/taste/example/bookcrossing/BookCrossingBooleanRecommender.java (original)
+++ lucene/mahout/trunk/examples/src/main/java/org/apache/mahout/cf/taste/example/bookcrossing/BookCrossingBooleanRecommender.java Thu Mar 11 15:01:58 2010
@@ -20,7 +20,7 @@ package org.apache.mahout.cf.taste.examp
 import org.apache.mahout.cf.taste.common.Refreshable;
 import org.apache.mahout.cf.taste.common.TasteException;
 import org.apache.mahout.cf.taste.impl.neighborhood.NearestNUserNeighborhood;
-import org.apache.mahout.cf.taste.impl.recommender.GenericUserBasedRecommender;
+import org.apache.mahout.cf.taste.impl.recommender.GenericBooleanPrefUserBasedRecommender;
 import org.apache.mahout.cf.taste.impl.similarity.CachingUserSimilarity;
 import org.apache.mahout.cf.taste.impl.similarity.LogLikelihoodSimilarity;
 import org.apache.mahout.cf.taste.model.DataModel;
@@ -43,8 +43,8 @@ public final class BookCrossingBooleanRe
 
   public BookCrossingBooleanRecommender(DataModel bcModel) throws TasteException {
     UserSimilarity similarity = new CachingUserSimilarity(new LogLikelihoodSimilarity(bcModel), bcModel);
-    UserNeighborhood neighborhood = new NearestNUserNeighborhood(5, Double.NEGATIVE_INFINITY, similarity, bcModel, 1.0);
-    recommender = new GenericUserBasedRecommender(bcModel, neighborhood, similarity);
+    UserNeighborhood neighborhood = new NearestNUserNeighborhood(10, Double.NEGATIVE_INFINITY, similarity, bcModel, 1.0);
+    recommender = new GenericBooleanPrefUserBasedRecommender(bcModel, neighborhood, similarity);
   }
 
   @Override