Nothing
library(aster)
set.seed(42)
# needed because of the change in R function "sample" in R-devel
suppressWarnings(RNGversion("3.5.2"))
nind <- 25
nnode <- 5
ncoef <- nnode + 1
fam <- c(1, 1, 2, 3, 3)
pred <- c(0, 1, 1, 2, 3)
modmat <- array(0, c(nind, nnode, ncoef))
modmat[ , , 1] <- 1
for (i in 2:nnode)
modmat[ , i, i] <- 1
modmat[ , , ncoef] <- rnorm(nind * nnode)
beta <- rnorm(ncoef) / 10
phi <- matrix(modmat, ncol = ncoef) %*% beta
phi <- matrix(phi, ncol = nnode)
theta.origin <- matrix(as.double(0), nind, nnode)
aster:::setfam(fam.default())
phi.origin <- .C(aster:::C_aster_theta2phi,
nind = as.integer(nind),
nnode = as.integer(nnode),
pred = as.integer(pred),
fam = as.integer(fam),
theta = as.double(theta.origin),
phi = matrix(as.double(0), nind, nnode))$phi
theta <- .C(aster:::C_aster_phi2theta,
nind = as.integer(nind),
nnode = as.integer(nnode),
pred = as.integer(pred),
fam = as.integer(fam),
phi = as.double(phi),
theta = matrix(as.double(0), nind, nnode))$theta
root <- sample(1:3, nind * nnode, replace = TRUE)
root <- matrix(root, nind, nnode)
x <- raster(theta, pred, fam, root)
out0 <- aster(x, root, pred, fam, modmat, type = "unco", method = "trust")
out1 <- aster(x, root, pred, fam, modmat, type = "unco", method = "nlm")
out2 <- aster(x, root, pred, fam, modmat, type = "unco", method = "CG")
out3 <- aster(x, root, pred, fam, modmat, type = "unco", method = "L-B")
all.equal(out0$coefficients, out1$coefficients)
all.equal(out1$coefficients, out2$coefficients)
all.equal(out2$coefficients, out3$coefficients, tol = 1e-7)
all.equal(out3$coefficients, out0$coefficients, tol = 1e-7)
out4 <- aster(x, root, pred, fam, modmat, type = "unco",
method = "trust", origin = theta.origin)
pout4c <- out4$coefficients
pout0c <- out0$coefficients
foo <- as.numeric(out0$origin) +
matrix(out0$modmat, ncol = ncoef) %*% out0$coefficients
bar <- as.numeric(out4$origin) +
matrix(out4$modmat, ncol = ncoef) %*% out4$coefficients
all.equal(foo, bar)
all.equal(phi.origin, out0$origin)
out0 <- aster(x, root, pred, fam, modmat, type = "cond", method = "trust")
out1 <- aster(x, root, pred, fam, modmat, type = "cond", method = "nlm")
out2 <- aster(x, root, pred, fam, modmat, type = "cond", method = "CG")
out3 <- aster(x, root, pred, fam, modmat, type = "cond", method = "L-B")
all.equal(out0$coefficients, out1$coefficients)
all.equal(out1$coefficients, out2$coefficients)
all.equal(out2$coefficients, out3$coefficients)
all.equal(out3$coefficients, out0$coefficients)
pout0c.too <- out0$coefficients
foo <- new.env(parent = emptyenv())
bar <- suppressWarnings(try(load("aster.rda", foo), silent = TRUE))
if (inherits(bar, "try-error")) {
save(pout4c, pout0c, pout0c.too, file = "aster.rda")
} else {
print(all.equal(pout4c, foo$pout4c))
print(all.equal(pout0c, foo$pout0c))
print(all.equal(pout0c.too, foo$pout0c.too))
}
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