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Re: Surrogates and character representation William D Clinger (27 Jul 2005 15:16 UTC)
Re: Surrogates and character representation Tom Emerson (27 Jul 2005 15:54 UTC)
Re: Surrogates and character representation Alex Shinn (28 Jul 2005 01:54 UTC)
Re: Surrogates and character representation Tom Emerson (28 Jul 2005 03:08 UTC)
Re: Surrogates and character representation Alex Shinn (28 Jul 2005 03:16 UTC)
Re: Surrogates and character representation Tom Emerson (28 Jul 2005 03:21 UTC)
Re: Surrogates and character representation Per Bothner (28 Jul 2005 03:43 UTC)
Re: Surrogates and character representation Tom Emerson (28 Jul 2005 03:59 UTC)
Re: Surrogates and character representation bear (28 Jul 2005 08:24 UTC)
Re: Surrogates and character representation Shiro Kawai (28 Jul 2005 10:06 UTC)
Re: Surrogates and character representation Per Bothner (28 Jul 2005 15:34 UTC)
Re: Surrogates and character representation Tom Emerson (28 Jul 2005 16:48 UTC)
Re: Surrogates and character representation Alan Watson (28 Jul 2005 17:03 UTC)
Re: Surrogates and character representation bear (28 Jul 2005 22:36 UTC)
Re: Surrogates and character representation Alan Watson (29 Jul 2005 15:34 UTC)
Re: Surrogates and character representation John.Cowan (27 Jul 2005 16:16 UTC)
Re: Surrogates and character representation Per Bothner (28 Jul 2005 00:06 UTC)
Re: Surrogates and character representation John Cowan (28 Jul 2005 05:35 UTC)
Re: Surrogates and character representation Alan Watson (27 Jul 2005 17:47 UTC)
Re: Surrogates and character representation Alex Shinn (28 Jul 2005 01:46 UTC)

Re: Surrogates and character representation Alan Watson 29 Jul 2005 15:33 UTC

bear wrote:
>>(1) Are your "random" accesses into your corpus linguistics strings
>>really random, do they have significant locality, or could they be
>>arranged to have have significant locality?
>
>
> Speaking for myself, I would say they are as close to random as
> makes no difference.

Thanks for your answer.

I think I'm convinced that representing strings in plain UTF-8 is a
losing representation for this application. Or, generalizing, this
application really needs strings that have constant-time random access
and not just linear-time traversal.

If I wanted to rescue UTF-8 (because I really really really want to keep
conversion to UTF-8 as a constant-time operation), I could maintain a
vector of byte offsets to every Nth character.

Regards,

Alan
--
Dr Alan Watson
Centro de Radioastronomía y Astrofísica
Universidad Astronómico Nacional de México