DeepBeliefNetwork.java

/**
 * Licensed to the Apache Software Foundation (ASF) under one or more
 * contributor license agreements.  See the NOTICE file distributed with
 * this work for additional information regarding copyright ownership.
 * The ASF 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 org.apache.mahout.classifier.rbm.network;

import org.apache.mahout.classifier.rbm.layer.Layer;

/**
 * This is an interface for all deep belief anns.
 */
public interface DeepBeliefNetwork {
	
	/**
	 * Excite specific layer.
	 *
	 * @param l the l
	 */
	void exciteLayer(int l);
	
	/**
	 * Update specific layer.
	 *
	 * @param l the l
	 */
	void updateLayer(int l);
	
	/**
	 * Gets the layer.
	 *
	 * @param l the l
	 * @return the layer
	 */
	Layer getLayer(int l);
	
	/**
	 * Up pass through all layers to initialize network activation.
	 */
	void upPass(); 
}