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354032
2011 Jan 21
1
match function causing bad performance when using table function on factors with multibyte characters on Windows
...E=Norwegian-Nynorsk_Norway.1252
attached base packages:
[1] stats graphics grDevices datasets utils methods base
other attached packages:
[1] rbenchmark_0.3
The timings are from R 2.12.1, but I also get comparable results
on the latest prelease (R 2.13.0 2011-01-18 r54032).
Running the same test (100 replications) on a Linux system with
R.12.1 Patched results in essentially no difference between the
performance on ASCII factors and non-ASCII factors:
test replications elapsed relative user.self sys.self user.child sys.child
4 table(un...