pdfkap {lmomco} | R Documentation |
Probability Density Function of the Kappa Distribution
Description
This function computes the probability density of the Kappa distribution given parameters (,
,
, and
) computed by
parkap
. The probability density function is
where is the probability density for quantile
,
is the cumulative distribution function or nonexceedance probability at
,
is a location parameter,
is a scale parameter, and
is a shape parameter.
Usage
pdfkap(x, para)
Arguments
x |
A real value vector. |
para |
Value
Probability density () for
.
Author(s)
W.H. Asquith
References
Hosking, J.R.M. and Wallis, J.R., 1997, Regional frequency analysis—An approach based on L-moments: Cambridge University Press.
Sourced from written communication with Dr. Hosking in October 2007.
See Also
cdfkap
, quakap
, lmomkap
, parkap
Examples
kap <- vec2par(c(1000,15000,0.5,-0.4),type='kap')
F <- nonexceeds()
x <- quakap(F,kap)
check.pdf(pdfkap,kap,plot=TRUE)
[Package lmomco version 2.5.1 Index]