/*
* Encog(tm) Core v3.4 - Java Version
* http://www.heatonresearch.com/encog/
* https://github.com/encog/encog-java-core
* Copyright 2008-2016 Heaton Research, Inc.
*
* Licensed 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.
*
* For more information on Heaton Research copyrights, licenses
* and trademarks visit:
* http://www.heatonresearch.com/copyright
*/
package org.encog.util.normalize.output;
import java.io.Serializable;
/**
* An output field, this represents the actual output from the
* normalization. Output from the normalization class is usually
* input to a neural network.
*
* An output field may contain several subfields that will be
* generated. Call getSubfieldCount to determine how many fields
* will be generated. A simple field will return 1, indicating that
* this is a single field.
*/
public interface OutputField extends Serializable {
/**
* Calculate the value for this field. Specify subfield of zero
* if this is a simple field.
* @param subfield The subfield index.
* @return The calculated value for this field.
*/
double calculate(int subfield);
/**
* @return The numebr of fields that will actually be generated by
* this field. For a simple field, this value is 1.
*/
int getSubfieldCount();
/**
* @return Is this field part of the ideal data uses to train the
* neural network.
*/
boolean isIdeal();
/**
* Init this field for a new row.
*/
void rowInit();
/**
* Set whether this field is part of the ideal output for a network.
* @param ideal True if this field is ideal.
*/
void setIdeal(boolean ideal);
}