Hongjun Zhu Papers on DiSC'03 Trajectory queries and octagons in moving object databases Publications Note: Links lead to the DBLP on the Web. Hongjun Zhu 6 Hongjun Zhu, Jianwen Su , Oscar H. Ibarra : Trajectory queries and octagons in moving object databases. CIKM 2002 : 413-421 5 Hongjun Zhu, Jianwen Su , Oscar H. Ibarra : On Multi-way Spatial Joins with Direction Predicates. SSTD 2001 : 217-235 4 Lixian Han , Hongjun Zhu, Jianwen Su : Experimental evaluation evaluation of filter effectiveness (extended abstract). ACM-GIS 2000 : 189-190 3 Hongjun Zhu, Jianwen Su , Oscar H. Ibarra : Toward Spatial Joins for Polygons. SSDBM 2000 : 231-244 2 Hongjun Zhu, Jianwen Su , Oscar H. Ibarra : Extending Rectangle Join Algorithms for Rectilinear Polygons. Web-Age Information Management 2000 : 247-258 1 Hongjun Zhu, Jianwen Su , Oscar H. Ibarra : An Index Structure for Spatial Joins in Linear Constraint Databases. ICDE 1999 : 636-643 DiSC'03 © 2003 Association for Computing Machinery