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# This library is free software; you can redistribute it and/or
# modify it under the terms of the GNU Library General Public
# License as published by the Free Software Foundation; either
# version 2 of the License, or (at your option) any later version.
#
# This library is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU Library General Public License for more details.
#
# You should have received a copy of the GNU Library General
# Public License along with this library; if not, write to the
# Free Foundation, Inc., 59 Temple Place, Suite 330, Boston,
# MA 02111-1307 USA
# Copyrights (C)
# for this R-port:
# 1999 - 2007, Diethelm Wuertz, GPL
# Diethelm Wuertz <wuertz@itp.phys.ethz.ch>
# info@rmetrics.org
# www.rmetrics.org
# for the code accessed (or partly included) from other R-ports:
# see R's copyright and license files
# for the code accessed (or partly included) from contributed R-ports
# and other sources
# see Rmetrics's copyright file
################################################################################
# FUNCTION: SPECIFICATION:
# fCOPULA S4 class representation
# show S4 print method for copula specification
# FUNCTION: FRECHET COPULAE:
# pfrechetCopula Computes Frechet copula probability
# FUNCTION: SPEARMAN'S RHO:
# .copulaRho Spearman's rho by integration for "ANY" copula
################################################################################
test.pfrechetCopula =
function()
{
# pfrechetCopula(u = 0.5, v = u, type = c("m", "pi", "w"),
# output = c("vector", "list"))
# Grid:
grid2d()
grid2d(x = (0:10)/10)
# Vector - M Copula:
copula.vector = pfrechetCopula(u = grid2d(), output = "vector", type = "m")
copula.vector
class(copula.vector)
cbind(u = grid2d()$x, v = grid2d()$y, C = copula.vector)
# List - M Copula:
copula.list = pfrechetCopula(u = grid2d(), output = "list", type = "m")
copula.list
class(copula.list)
persp(copula.list, theta = -40, phi = 30, col = "steelblue", ps = 9)
# Vector - Pi Copula:
copula.vector = pfrechetCopula(u = grid2d(), output = "vector", type = "pi")
copula.vector
class(copula.vector)
cbind(u = grid2d()$x, v = grid2d()$y, C = copula.vector)
# List - Pi Copula:
copula.list = pfrechetCopula(u = grid2d(), output = "list", type = "pi")
copula.list
class(copula.list)
persp(copula.list, theta = -40, phi = 30, col = "steelblue", ps = 9)
# Vector - W Copula:
copula.vector = pfrechetCopula(u = grid2d(), output = "vector", type = "w")
copula.vector
class(copula.vector)
cbind(u = grid2d()$x, v = grid2d()$y, C = copula.vector)
# List - W Copula:
copula.list = pfrechetCopula(u = grid2d(), output = "list", type = "w")
copula.list
class(copula.list)
persp(copula.list, theta = -40, phi = 30, col = "steelblue", ps = 9)
# Return Value:
return()
}
################################################################################
test.copulaRho =
function()
{
# .copulaRho(rho = NULL, alpha = NULL, param = NULL,
# family = c("elliptical", "archm", "ev", "archmax"),
# type = NULL, error = 1e-3, ...)
# Elliptical:
fCopulae:::.copulaRho(rho = 0.5, family = "elliptical", type = "norm")
# Return Value:
return()
}
################################################################################
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