Package weka.filters.unsupervised.attribute

Examples of weka.filters.unsupervised.attribute.StringToNominal


   */
  public static Instances fromStringToNominal(Instances data, Object ...columns ){
 
   
    Instances translated_dataset = data;
    StringToNominal translator = new StringToNominal();    // new instance of filter
   
    for(int i=0; i<columns.length; i++){
     
      String[] options = new String[2];
      options[0] = "-R";                                    // "range"
      options[1] = columns[i].toString()
      try
        translator.setOptions(options);                           // set options
        translator.setInputFormat(translated_dataset);             // inform filter about dataset **AFTER** setting options
        translated_dataset = Filter.useFilter(translated_dataset, translator);   // apply filter
        
      }catch(Exception e){
        System.out.println("Exception in filtering the dataset:");
        e.printStackTrace();
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   */
  public static Instances fromStringToNominal(Instances dataset, Object ...columns ){
 
   
    Instances translated_dataset = dataset;
    StringToNominal translator = new StringToNominal();    // new instance of filter
   
    for(int i=0; i<columns.length; i++){
     
      String[] options = new String[2];
      options[0] = "-R";                                    // "range"
      options[1] = columns[i].toString()
      try
        translator.setOptions(options);                           // set options
        translator.setInputFormat(translated_dataset);             // inform filter about dataset **AFTER** setting options
        translated_dataset = Filter.useFilter(translated_dataset, translator);   // apply filter
        
      }catch(Exception e){
        System.out.println("Exception in filtering the dataset:");
        e.printStackTrace();
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