BEGe                    Gamma-Ray Spectrometry
LaBr                    Gamma-Ray Spectrometry
Raman                   Raman Spectroscopy
XRD                     Powder X-ray Diffraction
baseline_asls           Asymmetric Least Squares Smoothing
baseline_linear         Linear Baseline Estimation
baseline_peakfilling    4S Peak Filling
baseline_polynomial     Polynomial Baseline Estimation
baseline_rollingball    Rolling Ball Baseline Estimation
baseline_rubberband     Rubberband Baseline Estimation
baseline_snip           SNIP Baseline Estimation
integrate_rectangle     Rectangle Rule
integrate_trapezoid     Trapezoidal Rule
ka2_strip_penalized     Strip XRD ka2
peaks_find              Find Peaks
peaks_fwhm              Half-Width at Half-Maximum
replace_negative        Replace Negative Values
replace_threshold       Replace Values Below a Given Threshold
resample_bin            Bin
resample_down           Downsample
resample_interpolate    Linearly Interpolate
rescale_area            Normalize intensities by AUC
rescale_range           Rescales intensities to have specified minimum
                        and maximum
rescale_snv             Standard Normal Variate (SNV) Transformation
rescale_total           Rescale intensities to sum to a specified value
rescale_transform       Transform Intensities
signal_bind             Bind
signal_correct          Baseline Correction
signal_drift            Drift Intensities
signal_mean             Mean Intensities
signal_shift            Shift the X Scale
smooth_likelihood       Penalized Likelihood Smoothing
smooth_loess            Loess Smoothing
smooth_rectangular      Rectangular Smoothing
smooth_savitzky         Savitzky-Golay Filter
smooth_triangular       Triangular Smoothing
smooth_whittaker        Whittaker Smoothing
subset                  Subset
window_sliding          Sliding Windows
window_tumbling         Tumbling Windows
