76       static PeakMap preprocessSpectra(
PeakMap& exp, 
double fragment_mass_tolerance, 
bool fragment_mass_tolerance_unit_ppm, 
Size peptide_min_size, 
Int min_precursor_charge, 
Int max_precursor_charge, 
bool deisotope, 
bool labeled);
 
   90       static void getSpectrumAlignmentFastCharge(
 
   91             std::vector<std::pair<Size, Size> > & alignment, 
double fragment_mass_tolerance,
 
   92             bool fragment_mass_tolerance_unit_ppm,
 
   98             double intensity_cutoff = 0.0);
 
  112             static void getSpectrumAlignmentSimple(
 
  113                   std::vector<std::pair<Size, Size> > & alignment,
 
  114                   double fragment_mass_tolerance,
 
  115                   bool fragment_mass_tolerance_unit_ppm,
 
  116                   const std::vector< SimpleTSGXLMS::SimplePeak >& theo_spectrum,