com.simiacryptus.mindseye.layers.java.NormalizationMetaLayer Maven / Gradle / Ivy

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Pure Java Neural Networks Components

There is a newer version: 2.1.0

/*
 * Copyright (c) 2019 by Andrew Charneski.
 *
 * The author licenses this file to you 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 com.simiacryptus.mindseye.layers.java;

import com.google.gson.JsonObject;
import com.simiacryptus.mindseye.network.PipelineNetwork;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;

import javax.annotation.Nonnull;
import java.util.Map;

/**
 * The type Normalization meta key.
 */
@SuppressWarnings("serial")
public class NormalizationMetaLayer extends PipelineNetwork {

  @SuppressWarnings("unused")
  private static final Logger log = LoggerFactory.getLogger(NormalizationMetaLayer.class);

  /**
   * Instantiates a new Normalization meta key.
   */
  public NormalizationMetaLayer() {
    super(1);
    wrap(new SqActivationLayer()).freeRef();
    wrap(new AvgReducerLayer()).freeRef();
    wrap(new AvgMetaLayer()).freeRef();
    wrap(new NthPowerActivationLayer().setPower(-0.5)).freeRef();
    wrap(new ProductInputsLayer(), getHead(), getInput(0)).freeRef();
  }

  /**
   * Instantiates a new Normalization meta key.
   *
   * @param json the json
   * @param rs   the rs
   */
  protected NormalizationMetaLayer(@Nonnull final JsonObject json, Map rs) {
    super(json, rs);
  }

  /**
   * From json normalization meta key.
   *
   * @param json the json
   * @param rs   the rs
   * @return the normalization meta key
   */
  public static NormalizationMetaLayer fromJson(final JsonObject json, Map rs) {
    return new NormalizationMetaLayer(json, rs);
  }

}