Nothing
library(rbenchmark)
N <- 1e5
v <- vector(mode="numeric", length=N)
## res <- benchmark(zrnormMT(N), # Marsgalia and Tsang, JSS, 2000
## zrnormLZLLV(N), # Leong, Zhang et al, JSS, 2005
## zrnormV1(N), # based on initial Burkardt implementation
## zrnormVecV1(v), # fill a pre-supplied vector
## #zrnormStlV1(N), # fill STL vector
## rnorm(N), # R as a baseline
## zrnorm(N), # based on updated Burkardt implementation
## zrnormVec(v), # fill a pre-supplied vector
## #zrnormStl(N), # fill STL vector
## zrnormgsl(N), # GSL's ziggurat by Voss
## zrnormV1b(N), # based on initial Burkardt impl, mod'ed
## replications=1000, order="relative")
## print(res[,1:4])
res <- benchmark(zrnormMT(N), # Marsgalia and Tsang, JSS, 2000
zrnormLZLLV(N), # Leong, Zhang et al, JSS, 2005
#zrnormV1(N), # based on initial Burkardt implementation
#zrnormVecV1(v), # fill a pre-supplied vector
#zrnormStlV1(N), # fill STL vector
#rnorm(N), # R as a baseline
zrnorm(N), # based on updated Burkardt implementation
zrnormVec(v), # fill a pre-supplied vector
#zrnormStl(N), # fill STL vector
zrnormGSL(N), # GSL's ziggurat by Voss
#zrnormV1b(N), # based on initial Burkardt impl, mod'ed
zrnormQL(N), # QuantLib variant
zrnormGl(N), # Gretl
replications=1000, order="relative")
print(res[,1:4])
if (requireNamespace("microbenchmark", quietly=TRUE)) {
res <- microbenchmark(zrnormMT(N), zrnorm(N), zrnormLZLLV(N), zrnormGSL(N), zrnormQL(N),
zrnormGl(N), zrnormV1(N), zrnormV1b(N), rnorm(N),
times=1000, control=list(warmup=20))
oo <- order(summary(res)[,"median"])
res$expr <- ordered(x=as.numeric(res$expr),
levels=oo,
labels=levels(res$expr)[oo])
print(res)
if (interactive())
if (requireNamespace("ggplot2", quietly=TRUE))
ggplot2::autoplot(res)
}
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