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/*******************************************************************************
* Copyright (c) 2015-2018 Skymind, Inc.
*
* This program and the accompanying materials are made available under the
* terms of the Apache License, Version 2.0 which is available at
* https://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.
*
* SPDX-License-Identifier: Apache-2.0
******************************************************************************/
package org.nd4j.linalg.api.ops.impl.reduce3;
import org.nd4j.autodiff.samediff.SDVariable;
import org.nd4j.autodiff.samediff.SameDiff;
import org.nd4j.imports.NoOpNameFoundException;
import org.nd4j.linalg.api.buffer.DataType;
import org.nd4j.linalg.api.ndarray.INDArray;
import org.nd4j.linalg.api.ops.BaseReduceFloatOp;
import org.nd4j.linalg.factory.Nd4j;
import java.util.Arrays;
import java.util.List;
/**
* Operation for fast INDArrays equality checks
*
* @author [email protected]
*/
public class EqualsWithEps extends BaseReduce3Op {
private double eps;
public EqualsWithEps(SameDiff sameDiff, SDVariable i_v, int[] dimensions, double eps) {
super(sameDiff, i_v, dimensions);
this.eps = eps;
}
public EqualsWithEps(SameDiff sameDiff, SDVariable i_v, SDVariable i_v2, int[] dimensions, double eps) {
super(sameDiff, i_v, i_v2, dimensions);
this.eps = eps;
}
public EqualsWithEps() {}
public EqualsWithEps(INDArray x, INDArray y, INDArray z, double eps, int... dimensions) {
super(x, y, z, false, dimensions);
this.extraArgs = new Object[] {eps};
}
public EqualsWithEps(INDArray x, INDArray y, double eps, int... dimensions) {
this(x, y, null, eps, dimensions);
}
public EqualsWithEps(INDArray x, INDArray y, INDArray z) {
this(x, y, z, Nd4j.EPS_THRESHOLD, null);
}
@Override
public int opNum() {
return 4;
}
@Override
public String opName() {
return "equals_with_eps";
}
@Override
public List doDiff(List f1) {
return Arrays.asList(outputVariables()[0]);
}
}
