Author: tdunning
Date: Thu Sep 9 00:36:16 2010
New Revision: 995288
URL: http://svn.apache.org/viewvc?rev=995288&view=rev
Log:
Added comments to make clear what the limits mean.
Modified:
mahout/trunk/core/src/main/java/org/apache/mahout/classifier/sgd/AdaptiveLogisticRegression.java
Modified:
mahout/trunk/core/src/main/java/org/apache/mahout/classifier/sgd/AdaptiveLogisticRegression.java
URL:
http://svn.apache.org/viewvc/mahout/trunk/core/src/main/java/org/apache/mahout/classifier/sgd/AdaptiveLogisticRegression.java?rev=995288&r1=995287&r2=995288&view=diff
==============================================================================
---
mahout/trunk/core/src/main/java/org/apache/mahout/classifier/sgd/AdaptiveLogisticRegression.java
(original)
+++
mahout/trunk/core/src/main/java/org/apache/mahout/classifier/sgd/AdaptiveLogisticRegression.java
Thu Sep 9 00:36:16 2010
@@ -295,7 +295,9 @@ public class AdaptiveLogisticRegression
public void setMappings(State<Wrapper> x) {
int i = 0;
+ // set the range for regularization (lambda)
x.setMap(i++, Mapping.logLimit(1.0e-8, 0.1));
+ // set the range for learning rate (mu)
x.setMap(i, Mapping.softLimit(0.001, 10));
}