org.deeplearning4j.arbiter.layers.LSTMLayerSpace 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.deeplearning4j.arbiter.layers;
import lombok.AccessLevel;
import lombok.Data;
import lombok.EqualsAndHashCode;
import lombok.NoArgsConstructor;
import org.deeplearning4j.arbiter.optimize.api.ParameterSpace;
import org.deeplearning4j.arbiter.optimize.parameter.FixedValue;
import org.deeplearning4j.arbiter.util.LeafUtils;
import org.deeplearning4j.nn.conf.layers.GravesLSTM;
import org.deeplearning4j.nn.conf.layers.LSTM;
/**
* Layer space for LSTM layers
*
* @author Alex Black
*/
@Data
@EqualsAndHashCode(callSuper = true)
@NoArgsConstructor(access = AccessLevel.PRIVATE) //For Jackson JSON/YAML deserialization
public class LSTMLayerSpace extends AbstractLSTMLayerSpace {
private LSTMLayerSpace(Builder builder) {
super(builder);
this.numParameters = LeafUtils.countUniqueParameters(collectLeaves());
}
@Override
public LSTM getValue(double[] values) {
LSTM.Builder b = new LSTM.Builder();
setLayerOptionsBuilder(b, values);
return b.build();
}
protected void setLayerOptionsBuilder(LSTM.Builder builder, double[] values) {
super.setLayerOptionsBuilder(builder, values);
}
@Override
public String toString() {
return toString(", ");
}
@Override
public String toString(String delim) {
StringBuilder sb = new StringBuilder("LSTMLayerSpace(");
sb.append(super.toString(delim)).append(")");
return sb.toString();
}
public static class Builder extends AbstractLSTMLayerSpace.Builder {
@Override
@SuppressWarnings("unchecked")
public LSTMLayerSpace build() {
return new LSTMLayerSpace(this);
}
}
}