Poisson Subordinated Distribution


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Documentation for package ‘LIHNPSD’ version 0.2.1

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LIHNPSD-package Poisson Subordinated Distribution
.N Simple MPFR constructor
calcqq Calculate quantile-to-quantile object from PSD and histogram
density The probability density function of PSD with location parameter.
dji_logr Log-return of DJIA
generatepdf Internal utility to generate (raw) PDF
gold_logr Log-return of spot gold
LihnBetaPoly The beta polynomial
LihnFunctionAnalytic Analytic form of Lihn function
LihnFunctionKth The k-th term in the sum of Lihn function
LihnFunctionSum The summation form of Lihn function
LihnFunctionValidate Validation of Lihn function implementations
LIHNPSD Poisson Subordinated Distribution
LIHNPSD_plotcdf Internal utility to plot cdf chart
LIHNPSD_plotlogpdf Internal utility to plot log-pdf chart
LIHNPSD_plotpdf Internal utility to plot pdf chart
LIHNPSD_plotqq Internal utility to plot qq chart
LIHNPSD_plot_std4gr Standard utility to plot a 4-chart graph on a given data set and PSD fit
LIHNPSD_prepare_data Prepare the data set object from log-return series
LIHNPSD_standardfit_fn Internal utility to perform nonlinear fit using spg
LIHNPSD_standardfit_test Internal utility to test the stability of 'LIHNPSD_standardfit_fn'
LIHNPSD_theoretical_result Prepare the theoretical result on a given data set and PSD fit
LIHNPSD_UnitTest Perform major unit tests on the package
LihnTildeFunction The tilde Lihn function
MergeTailHistogram Utility function to merge tails in the histogram
MergeTailHistogramOneSide Internal utility function to merge the left tail in the histogram
mu1_analytic Calculate the analytic form of the first moment (mean) of PSD without location parameter
mu2_analytic Calculate the analytic form of the second moment of PSD without location parameter
mu3_analytic Calculate the analytic form of the third moment of PSD without location parameter
mu4_analytic Calculate the analytic form of the fourth moment of PSD without location parameter
mu_n_core Calculate the analytic core part of N-th moment of PSD without location parameter
poisson_sum Utility to calculate the Poisson sum
poisson_sum_kth Internal utility to calculate the k-th item of the Poisson sum
prepare Internal utility to construct a PSD S3 object
psdkernel Calculate the ratio of the actual volatility vs the unit volatility
psdkurtosis Calculate the kurtosis based on Poisson sum of moments
psdmagnitude A simplistic algorithm of estimating magnitude of shock
psdskewness Calculate the skewness based on Poisson sum of moments
psdunittest Perform unit tests on the specified PSD S3 object
psdvariance Calculate the variance based on Poisson sum of moments
r10y_logr Log-return of R10Y
rawcdf Calculate the raw CDF
rawcdfinv Calculate Inverse of CDF using Newton's method
rawdensity The probability density function of PSD without location parameter
rawdensity0 The raw PDF at x=0
rawdensityslope Calculate the slope of the PDF (dP/dx)
rawdensity_kth The k-th item of the raw PDF
rawmean Utility to construct a PSD S3 object with calculated mean
rawmu1 Calculate the Poisson sum of the first moment (mean) of PSD without location parameter
rawmu2 Calculate the Poisson sum of the second moment of PSD without location parameter
rawmu3 Calculate the Poisson sum of the third moment of PSD without location parameter
rawmu4 Calculate the Poisson sum of the fourth moment of PSD without location parameter
rawsn Internal utility for SN related function
SPSD Simple PSD constructor
standardfit Standard utility to perform nonlinear PSD fit
szd_logr Log-return of SZD/USD
tailindex Calculate the tail index
tailindex_plot Generate the plot of tail index for the specified PSD
TimeSeriesLogReturn Convert price series to log-return series
vix_logr Log-return of VIX