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Re: [Gnumed-devel] patient search functionality revisited
From: |
Ian Haywood |
Subject: |
Re: [Gnumed-devel] patient search functionality revisited |
Date: |
Fri, 3 Jan 2003 21:19:52 +1100 |
On Thu, 2 Jan 2003 01:19:17 +0100
Karsten Hilbert <address@hidden> wrote:
> > Don't you have any phonetic sear ch algorithms? At least for English
> > there are
> > a number of reasonable phonetic search algorithms available ("soundex"), =
> > even in postgres/contrib
> I know. I am not immediately aware of any phoneme reducers for
> German. I will do some research on those in due time, though.
> Theoretically, soundex should be trainable for all languages
> reasonably phoneto-structurally close to English.
>
> However, soundex will happen in a third level query or in a
> second level one at the earliest if the user so desires. I am
> trying to catch the common cases first in 1st/2nd level
> queries. Of course, 1st level queries that don't return any
> hits will be escalated to second level automatically. Same for
> second to third level.
There is also a function levenshtein () which I found useful:
it gives the number of substitutions required to match two strings, so
is language-agnostic.
It would also be good to support nicknames, as some people (Australians in
particular)
are notorious for using them to exclusion.
Ian
pgpZ6AukjT2zY.pgp
Description: PGP signature
- [Gnumed-devel] patient search functionality revisited, Karsten Hilbert, 2003/01/01
- Re: [Gnumed-devel] patient search functionality revisited, Horst Herb, 2003/01/01
- Re: [Gnumed-devel] patient search functionality revisited, Karsten Hilbert, 2003/01/01
- Re: [Gnumed-devel] patient search functionality revisited, Karsten Hilbert, 2003/01/03
- Re: [Gnumed-devel] patient search functionality revisited, Horst Herb, 2003/01/03
- Re: [Gnumed-devel] patient search functionality revisited, John Denning, 2003/01/03
- Re: [Gnumed-devel] patient search functionality revisited, Horst Herb, 2003/01/03
- Re: [Gnumed-devel] patient search functionality revisited, Ian Haywood, 2003/01/03
- Re: [Gnumed-devel] patient search functionality revisited, Elizabeth Dodd, 2003/01/04
- Re: [Gnumed-devel] patient search functionality revisited, Ian Haywood, 2003/01/04
- Re: [Gnumed-devel] patient search functionality revisited, Elizabeth Dodd, 2003/01/04