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SWAT
2004
Springer
14 years 2 months ago
2004
Springer
In this paper we introduce a new notion of collective tree spanners. We say that a graph G = (V, E) admits a system of µ collective additive tree r-spanners if there is a system T...
VLDB
2004
ACM
14 years 2 months ago
2004
ACM
As CPUs become more powerful with Moore’s law and memory latencies stay constant, the impact of the memory access performance bottleneck continues to grow on relational operator...
INFOVIS
2003
IEEE
14 years 2 months ago
2003
IEEE
We present a novel family of data-driven linear transformations, aimed at visualizing multivariate data in a low-dimensional space in a way that optimally preserves the structure ...
VISUALIZATION
2003
IEEE
14 years 2 months ago
2003
IEEE
This paper introduces a method for converting an image or volume sampled on a regular grid into a space-efficient irregular point hierarchy. The conversion process retains the ori...
VTS
2003
IEEE
14 years 2 months ago
2003
IEEE
Irreversible computation necessarily results in energy dissipation due to information loss. While small in comparison to the power consumption of today’s VLSI circuits, if curre...