Sciweavers

31 search results - page 4 / 7
» Selecting the Optimal Focus Measure for Autofocusing and Dep...
Sort
View
CVPR
2005
IEEE
14 years 9 months ago
Locally Adaptive Support-Weight Approach for Visual Correspondence Search
In this paper, we present a new area-based method for visual correspondence search that focuses on the dissimilarity computation. Local and area-based matching methods generally m...
Kuk-Jin Yoon, In-So Kweon
DMDW
2000
161views Management» more  DMDW 2000»
13 years 8 months ago
View materialization for nested GPSJ queries
View materialization is a central issue in logical design of data warehouses since it is one of the most powerful techniques to improve the response to the workload. Most approach...
Matteo Golfarelli, Stefano Rizzi
CORR
2007
Springer
110views Education» more  CORR 2007»
13 years 7 months ago
Information-theoretic limits on sparsity recovery in the high-dimensional and noisy setting
The problem of recovering the sparsity pattern of a fixed but unknown vector β∗ ∈ Rp based on a set of n noisy observations arises in a variety of settings, including subset...
Martin J. Wainwright
SP
2008
IEEE
138views Security Privacy» more  SP 2008»
13 years 7 months ago
A performance tuning methodology with compiler support
We have developed an environment, based upon robust, existing, open source software, for tuning applications written using MPI, OpenMP or both. The goal of this effort, which inte...
Oscar Hernandez, Barbara M. Chapman, Haoqiang Jin
DOLAP
2000
ACM
13 years 11 months ago
Comparing Nested GPSJ Queries in Multidimensional Databases
A multidimensional database can be seen as a collection of multidimensional cubes, from which information is usually extracted by aggregation; aggregated data can be calculated ei...
Matteo Golfarelli, Stefano Rizzi