search for: precision_and_recall

...at, build a framework to measure the accuracy and relevance of new and old weighting schemes. * Measuring the relevance and accuracy of weighting schemes.* - The accuracy of a weighting scheme can be measured by using the concepts of precision and recall. :- http://en.wikipedia.org/wiki/Precision_and_recall - Once we have the static wikipedia dump in place, we can hardcode expected results for each query we plan to run on the data set. By comparing the expected results to the retrieved results for a number of queries for each weighting scheme, we can get a general idea of it's accur...

Hello, We have Xapian-Omega installed (Linux) and working in default mode and have browsed several interesting pages on the main site, at trac.xapian.org (the wiki) and in the mailing list. Having tested various search options (up to now only for Omega) we would like to ask a couple of questions. 1. Is it possible to search for Patterns of Text with Omega and/or Xapian Queries ?