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PODS
1999
ACM
133views Database» more  PODS 1999»
15 years 9 months ago
Processing and Optimization of Multiway Spatial Joins Using R-Trees
One of the most important types of query processing in spatial databases and geographic information systems is the spatial join, an operation that selects, from two relations, all...
Dimitris Papadias, Nikos Mamoulis, Yannis Theodori...
INFOCOM
1999
IEEE
15 years 9 months ago
Inter-Class Resource Sharing using Statistical Service Envelopes
Networks that support multiple services through "link-sharing" must address the fundamental conflicting requirement between isolation among service classes to satisfy ea...
Jingyu Qiu, Edward W. Knightly
CP
1999
Springer
15 years 9 months ago
The Theory of Discrete Lagrange Multipliers for Nonlinear Discrete Optimization
In this paper we present a Lagrange-multiplier formulation of discrete constrained optimization problems, the associated discrete-space first-order necessary and sufficient condit...
Benjamin W. Wah, Zhe Wu
ICCCN
1998
IEEE
15 years 9 months ago
An Evolutionary Approach to Multilaterally Secure Services in ISDN / IN
Data protection and data security become more significant since telecommunication services and innovative applications based on these services handle an increasing amount of sensi...
Reiner Sailer
VISUALIZATION
1998
IEEE
15 years 9 months ago
Interpolation of triangle hierarchies
We consider interpolation between keyframe hierarchies. We impose a set of weak constraints that allows smooth interpolation between two keyframe hierarchies in an animation or, m...
Axel Friedrich, Konrad Polthier, Markus Schmies