API Reference Roi Roi RoiCylinder RoiSphere RoiRectPrism Range Range RangeCollection Multiple events MultipleEventExtractor pairs_per_multiplicity get_mass_indices Mass spectrum CorrelationHistogram RangedMassSpectrum NoiseCorrectedMassSpectrum LocalBkgCorrectedMassSpectrum Background Background BackgroundCollection Models PowerLawShiftModel ExponentialGaussianModel Isotopes Isotope IsotopeSeries Histograms centers2edges histogram2d histogram1d histogram2d_binwidth Spatial RangedGrid DensityHistogram make_coordinate_grids ion_transfer Index Index