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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.recommender;
/**
*
* Implementations encapsulate items that are recommended, and include the item recommended and a value
* expressing the strength of the preference.
*
*/
public interface RecommendedItem {
/** @return the recommended item ID */
long getItemID();
/**
*
* A value expressing the strength of the preference for the recommended item. The range of the values
* depends on the implementation. Implementations must use larger values to express stronger preference.
*
*
* @return strength of the preference
*/
float getValue();
}
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