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» Computing universal models under guarded TGDs
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CSDA
2007
136views more  CSDA 2007»
13 years 9 months ago
A note on iterative marginal optimization: a simple algorithm for maximum rank correlation estimation
The maximum rank correlation (MRC) estimator was originally studied by Han [1987. Nonparametric analysis of a generalized regression model. J. Econometrics 35, 303–316] and Sher...
Hansheng Wang
SIGMOD
2001
ACM
158views Database» more  SIGMOD 2001»
14 years 10 months ago
Generating Efficient Plans for Queries Using Views
We study the problem of generating e cient, equivalent rewritings using views to compute the answer to a query. We take the closed-world assumption, in which views are materialize...
Foto N. Afrati, Chen Li, Jeffrey D. Ullman
IOR
2006
192views more  IOR 2006»
13 years 9 months ago
Exact Simulation of Stochastic Volatility and Other Affine Jump Diffusion Processes
The stochastic differential equations for affine jump diffusion models do not yield exact solutions that can be directly simulated. Discretization methods can be used for simulati...
Mark Broadie, Özgür Kaya
LICS
2009
IEEE
14 years 4 months ago
Trace Semantics is Fully Abstract
mantics Is Fully Abstract∗ Sumit Nain and Moshe Y. Vardi Rice University, Department of Computer Science Houston, TX 77005-1892, USA The discussion in the computer-science liter...
Sumit Nain, Moshe Y. Vardi
USENIX
2004
13 years 11 months ago
Xen and the Art of Repeated Research
Xen is an x86 virtual machine monitor produced by the University of Cambridge Computer Laboratory and released under the GNU General Public License. Performance results comparing ...
Bryan Clark, Todd Deshane, Eli Dow, Stephen Evanch...