Accuracy                Verify how well NASA-POWER Data Represent
                        Observed Data
DistPar                 Parameters for Calculating the SDIs Provided by
                        the ScientSDI Function
ObsEst                  Example Data of the Input Required by the
                        Accuracy Function
OperatSDI               Calculate Routine NASA-SPI and NASA-SPEI
                        Estimates
PlotData                Plot Rainfall and Potential Evapotranspiration
                        Data
Reference               Calculate the SPI and SPEI Using a Reference
                        Data Source
ScientSDI               Estimate parameters of Gamma, Generalized
                        Extreme Value, or Generalized Logistic
                        Distributions
plot.PowerSDI.Accuracy
                        Plots PowerSDI.Accuracy Objects
print.PowerSDI.Accuracy
                        Prints PowerSDI.Accuracy Objects
refHS                   Example of the Input Required by the Reference
                        Function
refPM                   Example of the Input Required by the Reference
                        Function
