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From Grant Ingersoll <>
Subject Re: search quality - assessment & improvements
Date Tue, 17 Jul 2007 01:39:55 GMT

On Jul 16, 2007, at 9:24 PM, Chris Hostetter wrote:

> Hmmm... perhaps what we need is a generalization of the pyaload API to
> allow storing/reading payloads on a per document, per field, or per  
> index
> basis ... along with some sort of "PayloadMerger" that could be  
> used by
> InexWriter when merging segments get merged ... so you could write doc
> length stats for each field when when closing a segmentwriter, and  
> then
> merge those stats when merging segments, and when reading segments  
> do a
> quick calculation to compute the average across all segments.

The Similarity portion of the payload functionality could be used for  
scoring binary fields.


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