Sciweavers

2294 search results - page 56 / 459
» Efficient Crosstalk Estimation
Sort
View
ICDE
2003
IEEE
105views Database» more  ICDE 2003»
16 years 18 days ago
Efficient Creation of Statistics over Query Expressions
Query optimizers use base-table statistics to derive statistics on the sub-plans that are enumerated during optimization. In practice, traditional optimizers rely on a number of s...
Nicolas Bruno, Surajit Chaudhuri
AINA
2005
IEEE
15 years 1 months ago
Estimations on the Security Aspect of Brand's Electronic Cash Scheme
In Crypto’93, Stefan Brands [1] proposed a very efficient off-line electronic cash. Then, the subsequent researchers such as Ernest Foo [2,3], WK Yip [4] and Yiannis [5] develop...
Chang Yu Cheng, Jasmy Yunus, Kamaruzzaman Seman
ICC
2007
IEEE
128views Communications» more  ICC 2007»
15 years 5 months ago
An Efficient Selective Receiver for STBC Scheme
—In this paper, we propose an efficient selective receiver for space-time block coding (STBC) scheme. In this proposed scheme, we divide the received signals into two groups. By ...
Lijun Liu, Sooyoung Kim, Myoung-Seob Lim
VC
2008
93views more  VC 2008»
14 years 11 months ago
Efficient product sampling using hierarchical thresholding
Abstract We present an efficient method for importance sampling the product of multiple functions. Our algorithm computes a quick approximation of the product on-the-fly, based on ...
Fabrice Rousselle, Petrik Clarberg, Luc Leblanc, V...
CGF
2002
129views more  CGF 2002»
14 years 11 months ago
Efficient Multidimensional Sampling
Image synthesis often requires the Monte Carlo estimation of integrals. Based on a generalized concept of stratification we present an efficient sampling scheme that consistently ...
Thomas Kollig, Alexander Keller