ranges[j][R_MAX] = Double.MIN_VALUE; ranges[j][R_WIDTH] = Double.MIN_VALUE;
ranges[j][R_MAX] = -Double.MAX_VALUE; ranges[j][R_WIDTH] = Double.MAX_VALUE;
  public void initializeRangesEmpty(int numAtt, double[][] ranges) {        for (int j = 0; j < numAtt; j++) {      ranges[j][R_MIN] = Double.MAX_VALUE;      ranges[j][R_MAX] = Double.MIN_VALUE;      ranges[j][R_WIDTH] = Double.MIN_VALUE;    }  }