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Re: Using KNN for objects that have more than 2 dimensions? - Mailing list pgsql-general

From John R Pierce
Subject Re: Using KNN for objects that have more than 2 dimensions?
Date
Msg-id 4ECB5C3F.6090205@hogranch.com
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In response to Re: Using KNN for objects that have more than 2 dimensions?  (Bèrto ëd Sèra <berto.d.sera@gmail.com>)
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On 11/22/11 12:11 AM, Bèrto ëd Sèra wrote:
> Hi
> >Whats KNN ?
> http://wiki.postgresql.org/wiki/What's_new_in_PostgreSQL_9.1#K-Nearest-Neighbor_Indexing
> <http://wiki.postgresql.org/wiki/What%27s_new_in_PostgreSQL_9.1#K-Nearest-Neighbor_Indexing>
>
>
> At least this is my understanding of the question. I'm unable to check
> if it will work on an array (it should, as far as my understanding goes).
>

perhaps using the N dimensional CUBE feature from the contrib stuff,
this is apparently fully supported by GIST indexes, so may be usable in
KNN, although I'm having trouble finding KNN in the main manual.



--
john r pierce                            N 37, W 122
santa cruz ca                         mid-left coast

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