@Override public double confSmallM(double totalExampleWeight,double delta){
  double term=Math.log(4 / delta) / (2 * totalExampleWeight);
  return Math.sqrt(term) + Math.pow(term,0.25) + Math.pow(term,0.75);
}

@ Override public double confSmallM ( double totalExampleWeight , double delta ) { double term = Math . log ( 4 / delta ) / ( 2 * totalExampleWeight ) ; return Math . sqrt ( term ) + Math . pow ( term , 0.25 ) + Math . pow ( term , 0.75 ) ; }
calculate confidence intervall without a specific rule for small m .
