Sciweavers

4276 search results - page 419 / 856
» Techniques for Empirical Validation
Sort
View
DAC
1998
ACM
16 years 7 months ago
Phase Noise in Oscillators: A Unifying Theory and Numerical Methods for Characterisation
Phase noise is a topic of theoretical and practical interest in electronic circuits, as well as in other fields such as optics. Although progress has been made in understanding th...
Alper Demir, Amit Mehrotra, Jaijeet S. Roychowdhur...
MICCAI
2006
Springer
16 years 7 months ago
Simulation of Acquisition Artefacts in MR Scans: Effects on Automatic Measures of Brain Atrophy
Automatic algorithms in conjunction with longitudinal MR brain images can be used to measure cerebral atrophy, which is particularly pronounced in several types of dementia. An atr...
Oscar Camara-Rey, Beatrix I. Sneller, Gerard R. Ri...
OSDI
2008
ACM
16 years 7 months ago
HiLighter: Automatically Building Robust Signatures of Performance Behavior for Small- and Large-Scale Systems
Previous work showed that statistical analysis techniques could successfully be used to construct compact signatures of distinct operational problems in Internet server systems. B...
Armando Fox, Moisés Goldszmidt, Peter Bod&i...
SIGMOD
2007
ACM
170views Database» more  SIGMOD 2007»
16 years 7 months ago
Cardinality estimation using sample views with quality assurance
Accurate cardinality estimation is critically important to high-quality query optimization. It is well known that conventional cardinality estimation based on histograms or simila...
Per-Åke Larson, Wolfgang Lehner, Jingren Zho...
SIGMOD
2004
ACM
127views Database» more  SIGMOD 2004»
16 years 7 months ago
Efficient Query Reformulation in Peer-Data Management Systems
Peer data management systems (PDMS) offer a flexible architecture for decentralized data sharing. In a PDMS, every peer is associated with a schema that represents the peer's...
Igor Tatarinov, Alon Y. Halevy