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VLDB
2001
ACM
190views Database» more  VLDB 2001»
15 years 4 months ago
LEO - DB2's LEarning Optimizer
Most modern DBMS optimizers rely upon a cost model to choose the best query execution plan (QEP) for any given query. Cost estimates are heavily dependent upon the optimizer’s e...
Michael Stillger, Guy M. Lohman, Volker Markl, Mok...
ANSS
2000
IEEE
15 years 4 months ago
Multi-Resolution Modeling of Power Converter Using Waveform Reconstruction
Computer simulation of switching power converters is complicated by the discontinuous (switching) nature of the converter waveforms. When switching details of the waveforms are of...
Yuwei Luo, Roger Dougal, Enrico Santi
MICCAI
1998
Springer
15 years 4 months ago
Motion Measurements in Low-Contrast X-ray Imagery
Measuring motion in medical imagery becomes more and more important, in particular for object tracking, image registration, and local displacement measurements. Often, the require...
Martin Berger, Guido Gerig
SIGGRAPH
1994
ACM
15 years 4 months ago
Zippered polygon meshes from range images
Range imaging offers an inexpensive and accurate means for digitizing the shape of three-dimensional objects. Because most objects self occlude, no single range image suffices to ...
Greg Turk, Marc Levoy
ACSAC
2007
IEEE
15 years 3 months ago
Efficient Detection of Delay-Constrained Relay Nodes
Relay nodes are a potential threat to networks since they are used in many malicious situations like stepping stone attacks, botnet communication, peer-to-peer streaming etc. Quic...
Baris Coskun, Nasir D. Memon