Corroborate and learn facts from the web, Shubin Zhao, Jonathan Betz, Proceedings of the 13th ACM SIGKDD international conference on Knowledge discovery and data mining, 2007, pp. 995-1003.
Integrating probabilistic extraction models and data mining to discover relations and patterns in text, Aron Culotta, Andrew McCallum, Jonathan Betz, HLT-NAACL, 2006, pp. 296-303.