Displaying 2 results from an estimated 2 matches for "avdl".
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addl
2016 Jul 25
3
Weighting Schemes: Evaluation results
...news providers; BDNews 24 and The Telegraph.
> Do you have any idea what 'very long' means in this case, in terms of
> number of terms (or maybe multiple of mean terms)
Very long documents in terms of no. of terms as specified in the paper; in
general, where |D| is much larger than avdl.
It is mentioned in the paper that "the MAP improvements of BM25+ over BM25
are much larger on Web collections than on the news collection. In
particular, the MAP improvements on all Web collections are statistically
significant." Therefore, they seem to have used four TREC collections:...
2016 Jul 24
2
Weighting Schemes: Evaluation results
Hi all,
I have evaluated new weighting schemes along with their existing
counterparts in Xapian to compare and see which one does better job.
Also, I have put together all the results files for easy access here:
https://github.com/ivmarkp/xapian-evaluation/tree/evaluation/run
and a README for getting started with xapian-evaluation module. Hopefully,
it might be of help to those who are new to