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From "Yonik Seeley" <yo...@apache.org>
Subject Re: "value boosts"? (boosting a multiValued field's data)
Date Tue, 06 Nov 2007 05:21:56 GMT
On 11/6/07, evol__ <david.potocnik@gmail.com> wrote:
> Hi. Is the "expansion" method described in the following year old post still
> the best available way to do this?
> http://www.nabble.com/newbie-Q-regarding-schema-configuration-tf1814271.html#a4956602
>
> The way I understand it, indexing these
>     <field name="foo" boost="1.0">First val</field>
>     <field name="foo" boost="0.8">Less important value</field>
> would just make the boost "0.8" field-wide?

Yes... all boost values for multivalued fields are multiplied
together.  Nothing we can do about that... only one norm (boost *
lengthNorm) is stored per document per unique field.

-Yonik

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