Efficient Constraint Processing for Highly Personalized Location Based Services. - Zhengdao Xu; Hans-Arno Jacobsen (VLDB, 2004)

Efficient constraint processing for location-aware computing. - Zhengdao Xu; Hans-Arno Jacobsen (Mobile Data Management, 2005)

Demo: a framework for location information processing. - Zhengdao Xu; Hans-Arno Jacobsen (Mobile Data Management, 2005)

Evaluating Proximity Relations Under Uncertainty. - Zhengdao Xu; Hans-Arno Jacobsen (ICDE, 2007)

Adaptive location constraint processing. - Zhengdao Xu; Hans-Arno Jacobsen (SIGMOD Conference, 2007)

Expressive Location-Based Continuous Query Evaluation with Binary Decision Diagrams. - Zhengdao Xu; Hans-Arno Jacobsen (ICDE, 2009)

Efficient Location Constraint Processing for Location-aware Computing. - Zhengdao Xu (2009)

Processing proximity relations in road networks. - Zhengdao Xu; Hans-Arno Jacobsen (SIGMOD Conference, 2010)