Hi,
org.apache.solr.ltr.feature.Feature.FeatureWeight.FeatureScorer#score
returns a float that is the feature value (public abstract float score()) .

Having a feature that actually wraps multiple features is not implemented
and would require non trivial changes in the module.

Cheers
--------------------------
*Alessandro Benedetti*
Director @ Sease Ltd.
*Apache Lucene/Solr Committer*
*Apache Solr PMC Member*

e-mail: [email protected]


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On Sat, 20 May 2023 at 18:57, Rajani Maski <[email protected]> wrote:

> Hi All,
>
> Does LTR field value feature or solr feature  support multi valued numeric
> field? Thinking of storing document features in single multi valued field
> or serialized string format. Can LTR reranker consume from such a field?
>
> Thanks,
> Rajani
>
>
> On Thu, May 4, 2023, 1:53 PM Rajani Maski <[email protected]> wrote:
>
> > Hi Solr Users,
> >
> >  Can the LTR field value feature
> > <
> https://solr.apache.org/docs/8_7_0/solr-ltr/org/apache/solr/ltr/feature/FieldValueFeature.html>
> be
> > a vector field or a field with comma separated numeric values? Is it a
> > supported feature?  Instead of querying each field separately, which is
> > adding up to the query cost, thinking if it is possible to put field
> values
> > together in one field at index time and query that as a feature,
> thoughts?
> >
> > Thanks,
> > Rajani
> >
>

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