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The Waikato Environment for Knowledge Analysis (WEKA), a machine learning workbench. This version represents the developer version, the "bleeding edge" of development, you could say. New functionality gets added to this version.

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/*
 *   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 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 General Public License for more details.
 *
 *   You should have received a copy of the GNU General Public License
 *   along with this program.  If not, see .
 */

/*
 * AssociatorEvaluation.java
 * Copyright (C) 2006-2012 University of Waikato, Hamilton, New Zealand
 */

package weka.associations;

import java.io.BufferedWriter;
import java.io.FileWriter;
import java.util.Enumeration;

import weka.core.Drawable;
import weka.core.Instances;
import weka.core.Option;
import weka.core.OptionHandler;
import weka.core.RevisionHandler;
import weka.core.RevisionUtils;
import weka.core.Utils;
import weka.core.converters.ConverterUtils.DataSource;

/**
 * Class for evaluating Associaters.
 * 
 * @author fracpete (fracpete at waikato dot ac dot nz)
 * @version $Revision: 10172 $
 */
public class AssociatorEvaluation implements RevisionHandler {

  /** the result string */
  protected StringBuffer m_Result;

  /**
   * default constructor
   */
  public AssociatorEvaluation() {
    super();

    m_Result = new StringBuffer();
  }

  /**
   * Generates an option string to output on the commandline.
   * 
   * @param associator the associator to generate the string for
   * @return the option string
   */
  protected static String makeOptionString(Associator associator) {
    StringBuffer text;

    text = new StringBuffer();

    // general options
    text.append("\nGeneral options:\n\n");
    text.append("-t \n");
    text.append("\tThe name of the training file.\n");
    text.append("-g \n");
    text
      .append("\tOutputs the graph representation (if supported) of the associator to a file.\n");

    // associator specific options, if any
    if (associator instanceof OptionHandler) {
      text.append("\nOptions specific to "
        + associator.getClass().getName().replaceAll(".*\\.", "") + ":\n\n");

      Enumeration




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