> In our indexes, sometimes we have some documents written in
> other languages
> different to the most common index's language. Is there any
> way to give less
> boosting to this documents?
If you are aware of those documents, at index time you can boost those
documents with a value less than 1.0:
<add>
<doc boost="0.5">
// document written in other languages
<field name="...">...</field>
<field name="...">...</field>
</doc>
</add>
http://wiki.apache.org/solr/UpdateXmlMessages#Optional_attributes_on_.22doc.22
