Displaying 3 results from an estimated 3 matches for "values______________________".
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values____________________
2002 Oct 09
0
R 1.6.0 benchmark with and without optimized ATLAS
...3333333331
Linear regression over a 700x700 matrix (c = a \ b') (sec): 1.75
--------------------------------------------
Trimmed geom. mean (2 extremes eliminated):
0.924125732935107
II. Matrix functions
--------------------
FFT over 900,000 random values______________________ (sec):
1.53666666666667
Eigenvalues of a 220x220 random matrix______________ (sec):
0.466666666666669
Determinant of a 750x750 random matrix______________ (sec): 1.65
Cholesky decomposition of a 1000x1000 matrix________ (sec):
1.30333333333334
Inverse of a 500x500 random matrix__________________ (...
2003 Jul 26
0
R benchmark, moble Pentium III, 1.13 GHs
...trix (c = a \ b') (sec):
>2.43666666666666
> --------------------------------------------
> Trimmed geom. mean (2 extremes eliminated):
>2.06825841067831
>
> II. Matrix functions
> --------------------
>FFT over 800,000 random values______________________ (sec):
>1.61666666666666
>Eigenvalues of a 320x320 random matrix______________ (sec):
>1.20333333333333
>Error in eval(expr, envir, enclos) : couldn't find function
>"det.Matrix"
>Timing stopped at: 0 0 0 NA NA
>>
>
>
>
>=====
>Jason G. Lia...
2001 Feb 16
1
Sub_scribe and a question
...--------------\n")
flush.console()
# (1)
cumulate <- 0; b <- 0
for (i in 1:runs) {
a <- rnorm(900000)
timing <- system.time({
b <- fft(a)
})[3]
cumulate <- cumulate + timing
}
timing <- cumulate/runs
times[1, 2] <- timing
cat(c("FFT over 900,000 random values______________________ (sec): ", =
timing, "\n"))
remove("a", "b")
flush.console()
# (2)
cumulate <- 0; b <- 0
for (i in 1:runs) {
a <- rnorm(220*220); dim(a) <- c(220, 220)
Matrix.class(a)
timing <- system.time({
b <- eigen.Matrix(a, vectors =3D F)$Value...