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# LatticeKrig is a package for analysis of spatial data written for
# the R software environment .
# Copyright (C) 2016
# University Corporation for Atmospheric Research (UCAR)
# Contact: Douglas Nychka, nychka@ucar.edu,
# National Center for Atmospheric Research, PO Box 3000, Boulder, CO 80307-3000
#
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; either version 2 of the License, or
# (at your option) any later version.
# This program 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 General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with the R software environment if not, write to the Free Software
# Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
# or see http://www.r-project.org/Licenses/GPL-2
print.LKrig <- function(x, digits = 4, ...) {
LKinfo <- x$LKinfo
if (is.matrix(x$residuals)) {
n <- nrow(x$residuals)
NData <- ncol(x$residuals)
}
else {
n <- length(x$residuals)
NData <- 1
}
c1 <- "Number of Observations:"
c2 <- n
if (NData > 1) {
c1 <- c(c1, "Number of data sets fit:")
c2 <- c(c2, NData)
}
c1 <- c(c1, "Number of parameters in the fixed component")
c2 <- c(c2, x$nt)
if (x$nZ > 0) {
c1 <- c(c1, "Number of covariates")
c2 <- c(c2, x$nZ)
}
if (!is.null(x$eff.df)) {
c1 <- c(c1, " Effective degrees of freedom (EDF)")
c2 <- c(c2, signif(x$eff.df, digits))
c1 <- c(c1, " Standard Error of EDF estimate: ")
c2 <- c(c2, signif(x$trA.SE, digits))
}
c1 <- c(c1, "Smoothing parameter (lambda)")
c2 <- c(c2, signif(x$lambda, digits))
c1 <- c(c1, "MLE sigma ")
c2 <- c(c2, signif(x$sigma.MLE.FULL, digits))
c1 <- c(c1, "MLE rho")
c2 <- c(c2, signif(x$rho.MLE.FULL, digits))
c1 <- c(c1, "Total number of basis functions")
c2 <- c(c2, LKinfo$latticeInfo$m)
c1 <- c(c1, "Multiresolution levels")
c2 <- c(c2, LKinfo$nlevel)
c1<- c(c1,"log Profile Likelihood")
c2<- c( c2, signif(x$lnProfileLike.FULL,10))
c1<- c(c1,"log Likelihood (if applicable)")
c2<- c( c2, x$lnLike.FULL)
c1 <- c(c1, "Nonzero entries in Ridge regression matrix")
c2 <- c(c2, x$nonzero.entries)
summary <- cbind(c1, c2)
dimnames(summary) <- list(rep("", dim(summary)[1]), rep("", dim(summary)[2]))
# cat("Call:\n")
# dput(x$call)
if( x$inverseModel){
cat("NOTE: This is an 'inverse' model because U and X matrices are supplied", fill=TRUE)}
print(summary, quote = FALSE)
cat(" ", fill = TRUE)
#
if (NData > 1) {
cat(" ", fill = TRUE)
if( x$collapseFixedEffect){
cat("Estimated fixed effects pooled across
replicates", fill=TRUE)
}
else{
cat("Estimated fixed effects found separately
for each replicate", fill=TRUE)
}
cat("collapseFixedEffect :", x$collapseFixedEffect, fill=TRUE)
}
if( NData > 1){
cat("Note: MLEs are the combined estimates across replicates.",
fill=TRUE)
}
if( is.null( x$LKinfo$fixedFunction)){
cat("No fixed part of model", fill = TRUE)
}
else{
if( x$LKinfo$fixedFunction == "LKrigDefaultFixedFunction"){
cat("Fixed part of model is a polynomial of degree",
x$LKinfo$fixedFunctionArgs$m - 1, "(m-1)", fill=TRUE)
}
else{
cat("Fixed part of model uses the function:",
x$LKinfo$fixedFunction, fill = TRUE)
cat("with the argument list:", fill = TRUE)
print( x$LKinfo$fixedFunctionArgs)
}
}
cat("Basis function type: ", LKinfo$basisInfo$BasisType,
fill = TRUE)
cat("Basis function used: ", LKinfo$basisInfo$BasisFunction,
fill = TRUE)
cat(" ", fill = TRUE)
cat( LKinfo$nlevel, " Levels" , LKinfo$latticeInfo$m, "total basis functions",
"with overlap of ",
LKinfo$basisInfo$overlap, "(in lattice units)", fill = TRUE)
cat(" ", fill = TRUE)
#
temp<- cbind( 1:LKinfo$nlevel, LKinfo$latticeInfo$mLevel, LKinfo$latticeInfo$delta)
dimnames(temp)<- list( rep("", LKinfo$nlevel), c("Level", "Lattice points", "Spacing") )
print( temp)
cat("Type of distance metric used: ", LKinfo$distance.type,
fill = TRUE)
#
cat(" ", fill = TRUE)
if (length(LKinfo$alpha[[1]]) == 1) {
cat("Value(s) for weighting (alpha parameters): ",
"\n", unlist(LKinfo$alpha),
fill = TRUE)
}
else {
cat("alpha values passed as a vector for each level",
fill = TRUE)
}
#
cat(" ", fill = TRUE)
if (length(LKinfo$a.wght[[1]]) == 1) {
a.wght <- unlist(LKinfo$a.wght)
cat("Value(s) for lattice dependence (a.wght parameters): ",
"\n", a.wght,
fill = TRUE)
}
else {
cat("Value(s) for weighting in GMRF (a.wght): ", unlist(LKinfo$alpha),
fill = TRUE)
}
#
cat(" ", fill = TRUE)
if (LKinfo$normalize) {
cat("Basis functions normalized so marginal process variance is stationary",
fill = TRUE)
}
invisible(x)
}
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