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/* ===========================================================
* JFreeChart : a free chart library for the Java(tm) platform
* ===========================================================
*
* (C) Copyright 2000-2011, by Object Refinery Limited and Contributors.
*
* Project Info: http://www.jfree.org/jfreechart/index.html
*
* This library is free software; you can redistribute it and/or modify it
* under the terms of the GNU Lesser General Public License as published by
* the Free Software Foundation; either version 2.1 of the License, or
* (at your option) any later version.
*
* This library 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 Lesser General Public
* License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301,
* USA.
*
* [Oracle and Java are registered trademarks of Oracle and/or its affiliates.
* Other names may be trademarks of their respective owners.]
*
* ---------------------------
* BoxAndWhiskerXYDataset.java
* ---------------------------
* (C) Copyright 2003-2008, by David Browning and Contributors.
*
* Original Author: David Browning (for Australian Institute of Marine
* Science);
* Contributor(s): David Gilbert (for Object Refinery Limited);
*
* Changes
* -------
* 05-Aug-2003 : Version 1, contributed by David Browning (DG);
* 12-Aug-2003 : Added new methods: getMaxNonOutlierValue
* getMaxNonFaroutValue
* getOutlierCoefficient
* setOutlierCoefficient
* getFaroutCoefficient
* setFaroutCoefficient
* getInterquartileRange (DB)
* 27-Aug-2003 : Renamed BoxAndWhiskerDataset --> BoxAndWhiskerXYDataset, and
* cut down methods (DG);
* ------------- JFREECHART 1.0.x ---------------------------------------------
* 02-Feb-2007 : Removed author tags from all over JFreeChart sources (DG);
*
*/
package org.jfree.data.statistics;
import java.util.List;
import org.jfree.data.xy.XYDataset;
/**
* An interface that defines data in the form of (x, max, min, average, median)
* tuples.
*
* Example: JFreeChart uses this interface to obtain data for AIMS
* max-min-average-median plots.
*/
public interface BoxAndWhiskerXYDataset extends XYDataset {
/**
* Returns the mean for the specified series and item.
*
* @param series the series (zero-based index).
* @param item the item (zero-based index).
*
* @return The mean for the specified series and item.
*/
public Number getMeanValue(int series, int item);
/**
* Returns the median-value for the specified series and item.
*
* @param series the series (zero-based index).
* @param item the item (zero-based index).
*
* @return The median-value for the specified series and item.
*/
public Number getMedianValue(int series, int item);
/**
* Returns the Q1 median-value for the specified series and item.
*
* @param series the series (zero-based index).
* @param item the item (zero-based index).
*
* @return The Q1 median-value for the specified series and item.
*/
public Number getQ1Value(int series, int item);
/**
* Returns the Q3 median-value for the specified series and item.
*
* @param series the series (zero-based index).
* @param item the item (zero-based index).
*
* @return The Q3 median-value for the specified series and item.
*/
public Number getQ3Value(int series, int item);
/**
* Returns the min-value for the specified series and item.
*
* @param series the series (zero-based index).
* @param item the item (zero-based index).
*
* @return The min-value for the specified series and item.
*/
public Number getMinRegularValue(int series, int item);
/**
* Returns the max-value for the specified series and item.
*
* @param series the series (zero-based index).
* @param item the item (zero-based index).
*
* @return The max-value for the specified series and item.
*/
public Number getMaxRegularValue(int series, int item);
/**
* Returns the minimum value which is not a farout.
* @param series the series (zero-based index).
* @param item the item (zero-based index).
*
* @return A Number representing the maximum non-farout value.
*/
public Number getMinOutlier(int series, int item);
/**
* Returns the maximum value which is not a farout, ie Q3 + (interquartile
* range * farout coefficient).
*
* @param series the series (zero-based index).
* @param item the item (zero-based index).
*
* @return A Number representing the maximum non-farout value.
*/
public Number getMaxOutlier(int series, int item);
/**
* Returns a list of outliers for the specified series and item.
*
* @param series the series (zero-based index).
* @param item the item (zero-based index).
*
* @return The list of outliers for the specified series and item
* (possibly null).
*/
public List getOutliers(int series, int item);
/**
* Returns the value used as the outlier coefficient. The outlier
* coefficient gives an indication of the degree of certainty in an
* unskewed distribution. Increasing the coefficient increases the number
* of values included. Currently only used to ensure farout coefficient
* is greater than the outlier coefficient
*
* @return A double representing the value used to calculate
* outliers
*/
public double getOutlierCoefficient();
/**
* Returns the value used as the farout coefficient. The farout coefficient
* allows the calculation of which values will be off the graph.
*
* @return A double representing the value used to calculate
* farouts
*/
public double getFaroutCoefficient();
}