classificationsettings.java

一个数据挖掘软件ALPHAMINERR的整个过程的JAVA版源代码

/*
 *    This program is free software; you can redistribute it and/or modify
 *    it under the terms of the GNU General Public License as published by
 *    the Free Software Foundation; either version 2 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 General Public License for more details.
 *
 *    You should have received a copy of the GNU General Public License
 *    along with this program; if not, write to the Free Software
 *    Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
 */

/**
 * Title: XELOPES Data Mining Library
 * Description: The XELOPES library is an open platform-independent and data-source-independent library for Embedded Data Mining.
 * Copyright: Copyright (c) 2002 Prudential Systems Software GmbH
 * Company: ZSoft (www.zsoft.ru), Prudsys (www.prudsys.com)
 * @author Valentine Stepanenko ([e-mail])
 * @version 1.0
 */

package com.prudsys.pdm.Models.Classification;

import com.prudsys.pdm.Core.MiningModel;
import com.prudsys.pdm.Core.MiningSettings;
import com.prudsys.pdm.Models.Supervised.SupervisedMiningSettings;

/**
  * Parameters for computing a classification model. <p>
  *
  * From CWM Data Mining. <p>
  *
  * Superclasses:
  * <ul>
  *   <li> SupervisedMiningSettings
  * </ul>
  * References:
  * <ul>
  *   <li> <i>costMatrix</i>: References the CostMatrix. <br>
  *       - class: CostMatrix <br>
  *       - defined by: UsesCostMatrix::costMatrix <br>
  *       - multiplicity: zero or one
  * </ul>
  * Constraints:
  * <ul>
  *   <li> Function must specify "Classification".
  * </ul>
  *
  * @see MiningSettings
  */
public class ClassificationSettings extends SupervisedMiningSettings
{
    // -----------------------------------------------------------------------
    //  Variables declarations
    // -----------------------------------------------------------------------
    /** Cost matrix. */
    protected CostMatrix costMatrix = null;

    // -----------------------------------------------------------------------
    //  Constructor
    // -----------------------------------------------------------------------
    /**
     * Empty constructor.
     */
    public ClassificationSettings()
    {
        this.setFunction( MiningModel.CLASSIFICATION_FUNCTION );
    }

    // -----------------------------------------------------------------------
    //  Getter and setter methods
    // -----------------------------------------------------------------------
    /**
     * Returns matrix for classification costs.
     *
     * @return cost matrix
     */
    public CostMatrix getCostMatrix()
    {
        return costMatrix;
    }

    /**
     * Sets matrix for classification costs.
     *
     * @param costMatrix cost matrix
     */
    public void setCostMatrix(CostMatrix costMatrix)
    {
        this.costMatrix = costMatrix;
    }

    // -----------------------------------------------------------------------
    //  Export methods
    // -----------------------------------------------------------------------
    /**
     * Returns string representation of classification settings.
     *
     * @return string representation of classification settings
     */
    public String toString()
    {
        return "Classification (" +
        "Target attribute=\"" + target + "\")";
    }

    /**
     * Returns HTML representation of classification settings.
     *
     * @return KTML string representation of classification settings
     */
    public String toHtmlString()
    {
        String description = "Model:&nbsp;Classification<br>" +
        "<a href=http://this?targetId>Target attribute&nbsp;=&nbsp;<font color=blue><b>" + target + "</b></color></a>";
        return description;
    }

}