[Catalog-sig] Search engine relevance

Robert Collins robertc at robertcollins.net
Sun Mar 10 09:52:27 CET 2013

On 10 March 2013 21:23, Richard Jones <r1chardj0n3s at gmail.com> wrote:

> We could probably just use the text search stuff built into postgres,
> rather than the current naive LIKE searching. There is a ranking
> algorithm in place and it does strongly prefer matching the name
> you've entered; it doubly prefers an exact package name match. This
> might solve the AGI problem and could probably produce good results
> using the current ranking algorithm. Not sure. Google's search
> algorithms are far advanced ;-)

tsearch2 is hard to get good results with - we had issues with that
when I was working on Launchpad.


Robert Collins <rbtcollins at hp.com>
Distinguished Technologist
HP Cloud Services

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