/**
* Copyright (C) 2001-2017 by RapidMiner and the contributors
*
* Complete list of developers available at our web site:
*
* http://rapidminer.com
*
* This program is free software: you can redistribute it and/or modify it under the terms of the
* GNU Affero General Public License as published by the Free Software Foundation, either version 3
* of the License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without
* even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Affero General Public License for more details.
*
* You should have received a copy of the GNU Affero General Public License along with this program.
* If not, see http://www.gnu.org/licenses/.
*/
package com.rapidminer.example.table;
import com.rapidminer.example.FastExample2SparseTransform;
/**
* This interface defines methods for sparse data rows which might be implemented to allow more
* efficient querying of the non-default values. Please refer to {@link FastExample2SparseTransform}
* for further information.
*
* @author Ingo Mierswa
*/
public interface SparseDataRow {
/**
* Returns an array of all attribute indices with corresponding non-default values.
*/
public int[] getNonDefaultIndices();
/** Returns an array of all non-default attribute values. */
public double[] getNonDefaultValues();
}