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From John Blythe <j...@curvolabs.com>
Subject Re: Edismax
Date Wed, 20 May 2015 20:16:22 GMT
could i do that the same way as my mention of using bq? the docs aren't
very rich in their example or explanation of boost= here:
https://cwiki.apache.org/confluence/display/solr/The+Extended+DisMax+Query+Parser

thanks!

-- 
*John Blythe*
Product Manager & Lead Developer

251.605.3071 | john@curvolabs.com
www.curvolabs.com

58 Adams Ave
Evansville, IN 47713

On Wed, May 20, 2015 at 3:13 PM, Walter Underwood <wunder@wunderwood.org>
wrote:

> I highly recommend using boost= in edismax rather than bq=. The
> multiplicative boost is stable with a wide range of scores. bq is additive
> and has problems with high or low scores.
>
> wunder
> Walter Underwood
> wunder@wunderwood.org
> http://observer.wunderwood.org/  (my blog)
>
> On May 20, 2015, at 1:04 PM, John Blythe <john@curvolabs.com> wrote:
>
> > Hi all,
> >
> > I've been fine tuning our current Solr implementation the last week or
> two
> > to get more precise results. We are trying to get our implementation
> > accurate enough to serve as a lightweight machine learning (obviously a
> > misnomer) implementation of sorts. Actual user generated searching is far
> > secondary for our purposes.
> >
> > I've gotten our results to go from confidence scores of ~40-60 for good
> > results to the 700s. So far so good. Edismax seems like it has some
> > promising features, but I'm wondering if it'll be very helpful for our
> > purposes. The only thing that jumps out immediately to me is the bq
> ability
> > in which one of our non-primary fields is used as a means of boosting. In
> > other words, when using our three fields—manufacturer, part number, and
> > description—to find a part, we could bq the category or size field to
> help
> > eliminate false positives from appearing.
> >
> > Is there anything else that you think I should look into regarding
> edismax
> > that could be helpful to our end game?
> >
> > Thanks for any ideas!
>
>

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