Marta Raczynska created MAHOUT-2030: ---------------------------------------
Summary: Add DCG and nDCG metrics (rank) evaluator Key: MAHOUT-2030 URL: https://issues.apache.org/jira/browse/MAHOUT-2030 Project: Mahout Issue Type: New Feature Components: Collaborative Filtering Reporter: Marta Raczynska Add common ranking metrics evaluator: * Discounted cumulative gain (DCG) * Normalized discounted cumulative gain (nDCG) This implementation attempts to create a new class: *org.apache.mahout.cf.taste.impl.eval.DCGRecommenderEvaluator* which implements ***org.apache.mahout.cf.taste.eval.RecommenderEvaluator*. -- This message was sent by Atlassian JIRA (v7.6.3#76005)