/*
* 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.ml.data;
import org.encog.util.kmeans.CentroidFactory;
/**
* Defines an array of data. This is an array of double values that could be
* used either for input data, actual output data or ideal output data.
*
* @author jheaton
*/
public interface MLData extends Cloneable, CentroidFactory<MLData> {
/**
* Add a value to the specified index.
*
* @param index
* The index to add to.
* @param value
* The value to add.
*/
void add(int index, double value);
/**
* Clear any data to zero.
*/
void clear();
/**
* Clone this object.
*
* @return A cloned version of this object.
*/
MLData clone();
/**
* @return All of the elements as an array.
*/
double[] getData();
/**
* Get the element specified index value.
*
* @param index
* The index to read.
* @return The value at the specified inedx.
*/
double getData(int index);
/**
* Set all of the data as an array of doubles.
*
* @param data
* An array of doubles.
*/
void setData(double[] data);
/**
* Set the specified element.
*
* @param index
* The index to set.
* @param d
* The data for the specified element.
*/
void setData(int index, double d);
/**
* @return How many elements are stored in this object.
*/
int size();
}