org.apache.mahout.math.als
Class ImplicitFeedbackAlternatingLeastSquaresSolver
java.lang.Object
org.apache.mahout.math.als.ImplicitFeedbackAlternatingLeastSquaresSolver
public class ImplicitFeedbackAlternatingLeastSquaresSolver
- extends Object
see Collaborative Filtering for Implicit Feedback Datasets
Methods inherited from class java.lang.Object |
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait |
ImplicitFeedbackAlternatingLeastSquaresSolver
public ImplicitFeedbackAlternatingLeastSquaresSolver(int numFeatures,
double lambda,
double alpha,
org.apache.mahout.math.map.OpenIntObjectHashMap Y)
solve
public Vector solve(Vector ratings)
confidence
protected double confidence(double rating)
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