org.nd4j.linalg.api.ops.impl.transforms.segment.bp.UnsortedSegmentSqrtNBp Maven / Gradle / Ivy
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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.transforms.segment.bp;
import org.nd4j.autodiff.samediff.SDVariable;
import org.nd4j.autodiff.samediff.SameDiff;
import org.nd4j.linalg.api.ops.DynamicCustomOp;
/**
* Unsorted segment sqrt(n) backprop operation
*
* @author Alex Black
*/
public class UnsortedSegmentSqrtNBp extends DynamicCustomOp {
private int numSegments;
public UnsortedSegmentSqrtNBp(SameDiff sameDiff, SDVariable data, SDVariable segmentIds, SDVariable gradient, int numSegments) {
super(null, sameDiff, new SDVariable[] {data, segmentIds, gradient}, false);
this.numSegments = numSegments;
addIArgument(numSegments);
}
public UnsortedSegmentSqrtNBp(){ }
@Override
public String opName(){
return "unsorted_segment_sqrt_n_bp";
}
}