filter a stream of documents to
accelerate users filling in knowledge gaps.
KBA ran as an evalution in TREC for three years: 2012, 2013, and 2014. In 2015, it will be succeeded by TREC Dynamic Domain. See TREC KBA overview slides, papers, and truth data here.
KBA 2012 was very exciting: 11 teams submitted 43 runs to solve the CCR task.
We have completed TREC KBA 2014 with 11 teams and many long-tail entities
Join the TREC KBA discussion forum for updates.
KBA seeks to help humans expand knowledge bases like Wikipedia by automatically recommending edits based on incoming content streams. This open evaluation measures an automatic system's ability to filter a large stream of text for new knowledge about entities.