139 search results - page 23 / 28 » Fast perfect sampling from linear extensions |
SIGMOD
2007
ACM
14 years 8 months ago
2007
ACM
Sketching techniques can provide approximate answers to aggregate queries either for data-streaming or distributed computation. Small space summaries that have linearity propertie...
ECCV
2010
Springer
14 years 1 months ago
2010
Springer
Abstract. Compressive sensing (CS) is a new approach for the acquisition and recovery of sparse signals and images that enables sampling rates significantly below the classical Ny...
ALT
2010
Springer
13 years 9 months ago
2010
Springer
Online learning and kernel learning are two active research topics in machine learning. Although each of them has been studied extensively, there is a limited effort in addressing ...
INFOCOM
2009
IEEE
14 years 2 months ago
2009
IEEE
—This paper considers the design of opportunistic packet schedulers for users sharing a time-varying wireless channel from the performance and the robustness points of view. Firs...
BMCBI
2007
13 years 8 months ago
2007
Background: Protein structural data has increased exponentially, such that fast and accurate tools are necessary to access structure similarity search. To improve the search speed...