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Scalable machine learning libraries
/**
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed with
* this work for additional information regarding copyright ownership.
* The ASF licenses this file to You under the Apache License, Version 2.0
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package org.apache.mahout.cf.taste.eval;
import org.apache.mahout.cf.taste.impl.common.FastByIDMap;
import org.apache.mahout.cf.taste.model.DataModel;
import org.apache.mahout.cf.taste.model.PreferenceArray;
/**
*
* Implementations of this inner interface are simple helper classes which create a {@link DataModel} to be
* used while evaluating a {@link org.apache.mahout.cf.taste.recommender.Recommender}.
*
* @see RecommenderBuilder
* @see RecommenderEvaluator
*/
public interface DataModelBuilder {
/**
*
* Builds a {@link DataModel} implementation to be used in an evaluation, given training data.
*
*
* @param trainingData
* data to be used in the {@link DataModel}
* @return {@link DataModel} based upon the given data
*/
DataModel buildDataModel(FastByIDMap trainingData);
}
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