a

nonpers-assignment/src/main/java/org/lenskit/mooc/nonpers/assoc/BasicAssociationModelProvider.java

@@ -71,6 +71,7 @@ public class BasicAssociationModelProvider implements Provider<AssociationModel>
                 LongSortedSet yUsers = yEntry.getValue();
 
                 // TODO Compute P(Y & X) / P(X) and store in itemScores
+                itemScores.addTo(yId, 1.0 / xUsers.size());
             }
 
             // save the score map to the main map

nonpers-assignment/src/main/java/org/lenskit/mooc/nonpers/mean/DampedItemMeanModelProvider.java

@@ -62,7 +62,6 @@ public class DampedItemMeanModelProvider implements Provider<ItemMeanModel> {
      */
     @Override
     public ItemMeanModel get() {
-        // TODO Compute damped means
         Long2DoubleOpenHashMap means = new Long2DoubleOpenHashMap();
         Long2IntOpenHashMap lens = new Long2IntOpenHashMap();
         double globalMean = 0;