Accuracy and Efficiency of Fixpoint Methods for Approximate Query Answering in Locally Complete Databases.

Alvaro Cortés-Calabuig Marc Denecker Ofer Arieli Maurice Bruynooghe Accuracy and Efficiency of Fixpoint Methods for Approximate Query Answering in Locally Complete Databases. 81-91 2008 KR conf/kr/2008 db/conf/kr/kr2008.html#Cortes-CalabuigDAB08