org.nd4j.linalg.api.ops.impl.reduce.floating.Bias Maven / Gradle / Ivy
/*******************************************************************************
* 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.reduce.floating;
import org.nd4j.autodiff.samediff.SDVariable;
import org.nd4j.autodiff.samediff.SameDiff;
import org.nd4j.imports.NoOpNameFoundException;
import org.nd4j.linalg.api.ndarray.INDArray;
import org.nd4j.linalg.api.ops.BaseReduceFloatOp;
import org.nd4j.linalg.api.ops.BaseReduceOp;
import java.util.LinkedHashMap;
import java.util.List;
import java.util.Map;
/**
* Calculate a bias
*
* @author Adam Gibson
*/
public class Bias extends BaseReduceFloatOp {
private double mean;
public Bias(SameDiff sameDiff, SDVariable i_v, int[] dimensions, double mean) {
super(sameDiff, i_v, dimensions);
this.mean = mean;
}
public Bias(SameDiff sameDiff, SDVariable i_v, SDVariable i_v2, int[] dimensions, double mean) {
super(sameDiff, i_v, i_v2, dimensions);
this.mean = mean;
}
public Bias() {}
public Bias(INDArray x, int... dimensions) {
super(x, dimensions);
}
@Override
public Map propertiesForFunction() {
Map ret = new LinkedHashMap<>();
ret.put("mean",mean);
return ret;
}
@Override
public int opNum() {
return 2;
}
@Override
public String opName() {
return "bias";
}
@Override
public List doDiff(List f1) {
return null;
}
@Override
public String onnxName() {
throw new NoOpNameFoundException("No onnx op opName found for " + opName());
}
@Override
public String tensorflowName() {
throw new NoOpNameFoundException("No tensorflow op opName found for " + opName());
}
}