@Override public String toString(){
  StringBuffer text=new StringBuffer();
  if (m_trainInstances == null) {
    text.append("\tGain Ratio evaluator has not been built");
  }
 else {
    text.append("\tGain Ratio feature evaluator");
    if (!m_missing_merge) {
      text.append("\n\tMissing values treated as seperate");
    }
  }
  text.append("\n");
  return text.toString();
}

@ Override public String toString ( ) { StringBuffer text = new StringBuffer ( ) ; if ( m_trainInstances == null ) { text . append ( "\tGain Ratio evaluator has not been built" ) ; } else { text . append ( "\tGain Ratio feature evaluator" ) ; if ( ! m_missing_merge ) { text . append ( "\n\tMissing values treated as seperate" ) ; } } text . append ( "\n" ) ; return text . toString ( ) ; }
return a description of the evaluator
