/// <summary>
        /// Runs the normalization functions.
        /// </summary>
        public void NormalizeResults()
        {
            results.CalculatePeptideResults();

            // run normalization functions, recalculating intensity between each function
            if (!silent)
            {
                Console.WriteLine("Normalizing fractions");
            }
            NormalizeFractions();
            results.CalculatePeptideResults();

            if (!silent)
            {
                Console.WriteLine("Normalizing bioreps and conditions");
            }
            NormalizeBioreps();
            results.CalculatePeptideResults();

            if (!silent)
            {
                Console.WriteLine("Normalizing techreps");
            }
            NormalizeTechreps();
            results.CalculatePeptideResults();
        }