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From Erik Hatcher <e...@ehatchersolutions.com>
Subject Re: TermVector usage
Date Tue, 21 Feb 2006 13:39:00 GMT
I use term vectors for "more like this" queries, such as the links  
you'll see here:

	<http://www.rossettiarchive.org/rose/?query=%2B%28%2Bblessed+% 
2Bdamozel%29+%2B%28archivetype%3Arad%29>

I am using the MoreLikeThis class.

	Erik



On Feb 21, 2006, at 12:47 AM, Otis Gospodnetic wrote:
> As far as I can tell, most people use TermVectors for "more like  
> this" queries (see MoreLikeThis class in contrib/ somewhere)
>
> Otis
>
> ----- Original Message ----
> From: Marvin Humphrey <marvin@rectangular.com>
> To: java-dev@lucene.apache.org
> Sent: Mon 20 Feb 2006 10:28:56 PM EST
> Subject: TermVector usage
>
> Greets,
>
> KinoSearch 0.05, which for now I'm calling a "loose port" of Lucene,
> was published to CPAN a few weeks ago.  It's nice and fast, but
> missing some features, most notably multiple segment support and
> incremental indexing.  Before I get to that though, I'm adding
> excerpting and highlighting.
>
> The version of KinoSearch which preceded the Lucene-based rewrite
> also had a highlighter which depended on what were effectively
> TermVectors with stored offsets. However, unlike Lucene, these were
> stored along with the stored fields.  As I've been preparing to port
> all the support apparatus for TermVectors, I've been wondering
> whether I shouldn't go back to that.  It sure would be less work to
> code up.  Theoretically there ought to be less disk activity, too.
>
>  From following the Lucene lists off and on, I've gotten the
> impression that lots of people use TermVectors to feed the
> highlighter, but I haven't seen many applications for them besides
> that.  LSI-type ideas percolate every once in a while.  Besides
> highlighting, how many people are using TermVectors and how are they
> using them?
>
> Marvin Humphrey
> Rectangular Research
> http://www.rectangular.com/
>
>
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