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Java example source code file (Norm2Termination.java)
The Norm2Termination.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.optimize.terminations; import org.deeplearning4j.optimize.api.TerminationCondition; import org.nd4j.linalg.api.ndarray.INDArray; /** * Terminate if the norm2 of the gradient is < a certain tolerance */ public class Norm2Termination implements TerminationCondition { private double gradientTolerance = 1e-3; public Norm2Termination(double gradientTolerance) { this.gradientTolerance = gradientTolerance; } @Override public boolean terminate(double cost, double oldCost, Object[] otherParams) { INDArray line = (INDArray) otherParams[0]; double norm2 = line.norm2(Integer.MAX_VALUE).getDouble(0); return norm2 < gradientTolerance; } } Other Java examples (source code examples)Here is a short list of links related to this Java Norm2Termination.java source code file: |
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