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SIGMOD
1998
ACM
97views Database» more  SIGMOD 1998»
15 years 4 months ago
Cost Based Query Scrambling for Initial Delays
Remote data access from disparate sources across a widearea network such as the Internet is problematic due to the unpredictable nature of the communications medium and the lack o...
Tolga Urhan, Michael J. Franklin, Laurent Amsaleg
VLDB
1998
ACM
101views Database» more  VLDB 1998»
15 years 4 months ago
On Optimal Node Splitting for R-trees
The problem of finding an optimal bipartition of a rectangle set has a direct impact on query performance of dynamic R-trees. During update operations, overflowed nodes need to be...
Yván J. García, Mario A. Lopez, Scot...
VLDB
1998
ACM
192views Database» more  VLDB 1998»
15 years 4 months ago
Algorithms for Mining Distance-Based Outliers in Large Datasets
This paper deals with finding outliers (exceptions) in large, multidimensional datasets. The identification of outliers can lead to the discovery of truly unexpected knowledge in ...
Edwin M. Knorr, Raymond T. Ng
100
Voted
ER
1997
Springer
145views Database» more  ER 1997»
15 years 4 months ago
Enterprise Knowledge Management and Conceptual Modelling
Turbulence is in the nature of business environments. Changes brought about because of different requirements such as social, political, technical and economic, exert pressures on ...
Pericles Loucopoulos, Vagelio Kavakli
86
Voted
VLDB
1997
ACM
134views Database» more  VLDB 1997»
15 years 4 months ago
Spatial Joins Using R-trees: Breadth-First Traversal with Global Optimizations
R-tree based spatial join is useful because of both its superior performance and the wide spread implementation of R-trees. We present a new R-tree join method called BFRJ (Breadt...
Yun-Wu Huang, Ning Jing, Elke A. Rundensteiner