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Java example source code file (IterationTerminationCondition.java)

This example Java source code file (IterationTerminationCondition.java) is included in the alvinalexander.com "Java Source Code Warehouse" project. The intent of this project is to help you "Learn Java by Example" TM.

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Java - Java tags/keywords

iterationterminationcondition, serializable

The IterationTerminationCondition.java Java example source code

/*
 *
 *  * Copyright 2015 Skymind,Inc.
 *  *
 *  *    Licensed 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.deeplearning4j.earlystopping.termination;

import java.io.Serializable;

/**Interface for termination conditions to be evaluated once per iteration (i.e., once per minibatch).
 * Used for example to more quickly terminate training, instead of waiting for an epoch to complete before
 * checking termination conditions.
 * */
public interface IterationTerminationCondition extends Serializable {

    /** Initialize the iteration termination condition (sometimes a no-op)*/
    void initialize();

    /** Should early stopping training terminate at this iteration, based on the score for the last iteration?
     * return true if training should be terminated immediately, or false otherwise
     * @param lastMiniBatchScore Score of the last minibatch
     * @return whether to terminate or not
     */
    boolean terminate(double lastMiniBatchScore);

}

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