[1]Faloutsos C. Multiattribute hashingusing gray codes. In:Proceedings of ACM-SIGMOD,Washington,1986 :227~238.
[2]
[4]Kumar A, Muhanna W A et al. Analysis of the performance of s patial orderingmethods.International Journal of Geographical Information Scienc e,1998,12(3):269~289.
[3]
[6]Rong Y, Faloutsos C. Analysis of the cluste ring property ofPeano curves.TechnicalReport,University of M aryland,1991.
[2]Faloutsos C, Roseman S. Fractals for secondary key retrieval. In:Proc eedings ofthe 8th ACM SIGACT-SIGMOD-SIGART Symposium on Principles of DatabaseSystems,Philadelphia,1989:247~252.
[9]
[3]Abel D J, Mark D M. A comparative analysis of some two-dimonsional orderings.International Journal of Geographical Information Systems,1990,4(1):21~31.
[10]
[5]Moon B, Jagadish H V, Faloutsos C et al . Analysis of theclustering properties ofHilbert space-f illing curve, URL:http://www.cs.umd.edu/TR/UMCP-CSD:CS-TR-3611,1996.
[11]
[7]Kamel I, Faloutsos C. Hilbert R-tree: An improved R-tree using fractals. Proceedings of 20th International Conference on Very Large Data Bases, Los A ltos: MorganKaufmann Publishers, 1995:500~509.
[12]
[9]Nickerson B G, Gao F. Spatial indexing of large volume swath data sets. International Journal of Geographical Information Science,1998,12(6):537~559.
[13]
[11]Mariano A, Moscato P, Norman M G et al. Arbitrarily large planar ETS P instanceswith known optimal tours,Technical Report,Cornell University,USA,1 995.
[14]
[14]Weisstein E W. Plane-filling function,URL: http://www.astro.virginia.e du/~eww6n/math/Plane-FillingCurve.html,1998.