[OSM-dev] phonetic gazateer, would be cool feature for nominatim

Raphaël Jacquot sxpert at sxpert.org
Tue Jan 26 14:57:13 GMT 2010


On Tue, 2010-01-26 at 14:49 +0000, Brian Quinion wrote:
> On Fri, Jan 15, 2010 at 2:09 AM, Brian Quinion
> <openstreetmap at brian.quinion.co.uk> wrote:
> >> Lucene uses Double Metaphone[1] (amongst others) and it works really
> >> nice across multiple languages. Certainly the best I've seen so far
> >> and the one OSMdoc is using in the next version.
> 
> A bit of experimenting later I've made this live:
> 
> http://nominatim.openstreetmap.org/?q=sheffeild
> 
> however it is far from fool proof both because double metaphone isn't
> great with typos - only with phonetic spelling - and because the size
> of the database makes for a very large number of potential hits.

this is usually handled by using a specific language spelling =>
phonemes translator.
so that would need a setting for 'language of the destination'
which can be found automatically if a country name can be found in the
text

> --
>  Brian
> 
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