Monthly Archives: March 2014

Sparse facet counting on a web archive

This post is a folow-up to Sparse facet counting on a real index. Where the last post explored using a sparse counter for faceting on author on Statsbibliotekets index of library material, this post will focus on faceting on url … Continue reading

Posted in eskildsen, Faceting, Hacking, Low-level, Lucene, Performance, Solr, Uncategorized | Leave a comment

Sparse facet counting on a real index

It was time for a little (nearly) real-world testing of a sparse facet counter for Lucene/solr (see Fast faceting with high cardinality and small result set for details). The first results are both very promising and somewhat puzzling. The corpus … Continue reading

Posted in eskildsen, Faceting, Hacking, Low-level, Lucene, Performance, Solr | 2 Comments

Fast faceting with high cardinality and small result set

This is a follow-up to the idea presented  more than a year ago at https://sbdevel.wordpress.com/2013/01/23/large-facet-corpus-small-result-set/. It can be read independently of the old post. The premise is simple: We have a Lucene/Solr index and we want to do some faceting. … Continue reading

Posted in eskildsen, Faceting, Hacking, Low-level, Lucene, Solr | 4 Comments