Nothing
cat(crayon::yellow("\ntest IMRF:"))
data("blackcap")
(mrf <- HLCor(migStatus ~ 1 + multIMRF(1|longitude+latitude,margin=5,levels=1),data=blackcap,
HLmethod="ML",ranPars=list(phi=1,lambda=1,corrPars=list("1"=list(kappa=1)))) )
(p1 <- predict(mrf)[2:3,])
(p2 <- predict(mrf, newdata=mrf$data[2:3,]))
testthat::expect_true(diff(range(p1-p2))<1e-12)
(p1 <- get_predVar(mrf)[2:3])
(p2 <- get_predVar(mrf, newdata=mrf$data[2:3,]))
testthat::expect_true(diff(range(p1-p2))<1e-12)
if (spaMM.getOption("example_maxtime")>5) {
# Using 'hyper' to control fixed hyper-parameters
(mrf <- fitme(migStatus ~ 1 + (1|pos) + multIMRF(1|longitude+latitude,margin=5,levels=2),data=blackcap,
method="ML",fixed =list(phi=1,lambda=c("1"=0.666),hyper=list("1"=list(hy_kap=0.1,hy_lam=1)))) )
(mrf <- fitme(migStatus ~ 1 + (1|pos) + multIMRF(1|longitude+latitude,margin=5,levels=2),data=blackcap,
method="ML",fixed =list(phi=1,hyper=list("1"=list(hy_kap=0.1,hy_lam=1)))) )
# Using 'hyper' to control initial hyper-parameters
(mrf <- fitme(migStatus ~ 1 + multIMRF(1|longitude+latitude,margin=5,levels=2),data=blackcap,
method="ML",fixed =list(phi=1),init=list(hyper=list("1"=list(hy_kap=0.1,hy_lam=1)))) )
# *Independent* IMRF terms (often giving dubious results)
(mrf <- HLCor(migStatus ~ 1 + IMRF(1|longitude+latitude,margin=5, nd=4L)
+ IMRF(1|longitude+latitude,margin=5, nd=7L),
data=blackcap, HLmethod="ML",
ranPars=list(phi=1,lambda=c(1/4,1/16),
corrPars=list("1"=list(kappa=0.1),"2"=list(kappa=0.1)))))
}
if (spaMM.getOption("example_maxtime")>1) {
# trying combinations of fixed/ estimated parameters for predVar:
# but most important for the predVar comparison with the (1|pos) moved
(mrf <- fitme(migStatus ~ 1 + (1|pos) + multIMRF(1|longitude+latitude,margin=2,levels=2, coarse=4),data=blackcap,
method="ML",fixed=list(lambda=1,hyper=list("1"=list(hy_kap=1)))) )
p1 <- get_predVar(mrf)
p2 <- get_predVar(mrf, re.form= ~multIMRF(1|longitude+latitude,margin=2,levels=2, coarse=4) + (1|pos)) # sinversion of ranefs
testthat::expect_true(diff(range(p1-p2))<1e-12)
get_predVar(mrf, re.form= ~multIMRF(1|longitude+latitude,margin=2,levels=2, coarse=4))
simulate(mrf, re.form= ~multIMRF(1|longitude+latitude,margin=2,levels=2, coarse=4))
#
(mrf <- fitme(migStatus ~ 1 + (1|pos) + multIMRF(1|longitude+latitude,margin=2,levels=2, coarse=4),data=blackcap,
method="ML",fixed=list(phi=1,hyper=list("1"=list(hy_kap=1)))) )
p1 <- get_predVar(mrf)
p2 <- get_predVar(mrf, re.form= ~multIMRF(1|longitude+latitude,margin=2,levels=2, coarse=4) + (1|pos)) # sinversion of ranefs
testthat::expect_true(diff(range(p1-p2))<1e-12)
get_predVar(mrf, re.form= ~multIMRF(1|longitude+latitude,margin=2,levels=2, coarse=4))
simulate(mrf, re.form= ~multIMRF(1|longitude+latitude,margin=2,levels=2, coarse=4))
}
if (spaMM.getOption("example_maxtime")>6) {
(mrf <- fitme(migStatus ~ 1 + (1|pos) + multIMRF(1|longitude+latitude,margin=2,levels=3, coarse=7),data=blackcap,
method="ML",fixed=list(phi=0.1,lambda=0.1,hyper=list("1"=list(hy_kap=1)))) )
set.seed(123)
plot(predict(mrf),rowMeans(simulate(mrf,nsim=100,type="predVar", newdata=mrf$data, # using 'newdata' only to check more code
variances=list(linPred=TRUE,disp=FALSE))))
# (type="predVar" is not statistically meaningful here, but this makes a test of its code)
}
if (file.exists((privtest <- paste0(spaMM::projpath(),"/package/tests_other_pack/test-LatticeKrig.R")))) {
source(privtest)
}
if (spaMM.getOption("example_maxtime")>1 &&
file.exists((privtest <- paste0(spaMM::projpath(),"/package/tests_private/test-spde-perm_Q.R")))) {
source(privtest)
}
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