Sciweavers

1567 search results - page 130 / 314
» Compressing Relations and Indexes
Sort
View
CISS
2008
IEEE
16 years 16 days ago
Compressed channel sensing
—Reliable wireless communications often requires accurate knowledge of the underlying multipath channel. This typically involves probing of the channel with a known training wave...
Waheed Uz Zaman Bajwa, Jarvis Haupt, Gil M. Raz, R...
ISCI
2007
115views more  ISCI 2007»
15 years 6 months ago
Compressed histograms with arbitrary bucket layouts for selectivity estimation
Selectivity estimation is an important step of query optimization in a database management system, and multidimensional histogram techniques have proved promising for selectivity ...
Dennis Fuchs, Zhen He, Byung Suk Lee
MP
2010
162views more  MP 2010»
15 years 4 months ago
Approximation accuracy, gradient methods, and error bound for structured convex optimization
Convex optimization problems arising in applications, possibly as approximations of intractable problems, are often structured and large scale. When the data are noisy, it is of i...
Paul Tseng
261
Voted
ICDE
1999
IEEE
94views Database» more  ICDE 1999»
16 years 7 months ago
Scalable Trigger Processing
Current database trigger systems have extremely limited scalability. This paper proposes a way to develop a truly scalable trigger system. Scalability to large numbers of trigger...
Eric N. Hanson, Chris Carnes, Lan Huang, Mohan Kon...
170
Voted
KDD
2006
ACM
157views Data Mining» more  KDD 2006»
16 years 6 months ago
Using structure indices for efficient approximation of network properties
Statistics on networks have become vital to the study of relational data drawn from areas such as bibliometrics, fraud detection, bioinformatics, and the Internet. Calculating man...
Matthew J. Rattigan, Marc Maier, David Jensen