Displaying 3 results from an estimated 3 matches for "86876466l".
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86876466
2017 Nov 03
1
Extreme bunching of random values from runif with Mersenne-Twister seed
...` variable from a character vector to the "equivalent"
integer vector by hand.
> seeds = c(86548915L, 86551615L, 86566163L, 86577411L, 86584144L,
86584272L,
+ 86620568L, 86724613L, 86756002L, 86768593L, 86772411L, 86781516L,
+ 86794389L, 86805854L, 86814600L, 86835092L, 86874179L, 86876466L,
+ 86901193L, 86987847L, 86988080L)
>
> random_values = sapply(seeds, function(x) {
+ set.seed(x)
+ y = runif(1, 17, 26)
+ return(y)
+ })
>
> summary(random_values)
Min. 1st Qu. Median Mean 3rd Qu. Max.
25.13 25.36 25.66 25.58 25.83 25.94
> > W...
2017 Nov 04
0
Extreme bunching of random values from runif with Mersenne-Twister seed
...e, but rather (say) the 10th, might be preferable.
Radford Neal
> > seeds = c(86548915L, 86551615L, 86566163L, 86577411L, 86584144L,
> 86584272L,
> + 86620568L, 86724613L, 86756002L, 86768593L, 86772411L, 86781516L,
> + 86794389L, 86805854L, 86814600L, 86835092L, 86874179L, 86876466L,
> + 86901193L, 86987847L, 86988080L)
> >
> > random_values = sapply(seeds, function(x) {
> + set.seed(x)
> + y = runif(1, 17, 26)
> + return(y)
> + })
> >
> > summary(random_values)
> Min. 1st Qu. Median Mean 3rd Qu. Max.
> 25.13 2...
2017 Nov 03
5
Extreme bunching of random values from runif with Mersenne-Twister seed
This is cross-posted from SO (https://stackoverflow.com/q/47079702/1414455),
but I now feel that this needs someone from R-Devel to help understand why
this is happening.
We are facing a weird situation in our code when using R's [`runif`][1] and
setting seed with `set.seed` with the `kind = NULL` option (which resolves,
unless I am mistaken, to `kind = "default"`; the default being