Have you looked at edismax, pf2 and pf3?

On Fri, Sep 25, 2020, 15:07 Gregg Donovan <gregg...@gmail.com> wrote:

> Hello!
>
> I'm wondering what the state-of-the-art for matching exact sub phrases
> within Lucene is. As a bonus, I'd love to attach a boost to each of the
> subphrases matched (if possible).
>
> For example:
>
> doc 1: "field": "tree skirt <position gap> spring skirt <position gap>
> spring dress"
> doc 2: "field": "christmas tree skirt <position gap> winter skirt <position
> gap> christmas dress"
> doc 3: "field" "skirt <position gap> spring dress <position gap> dress"
>
> query: christmas tree skirt
>
> This should match doc 1 and 2 but not doc 3. I'd like to also to score doc
> 2 higher for having a longer match. Ideally, I'd love to add a score to
> each of these phrases and use that at scoring time, too.
>
> Thanks!
>
> Gregg Donovan
> Senior Staff Software Engineer, Etsy.com
>

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