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CMG
2003
15 years 7 months ago
{Performance Modeling and Evaluation of Large-Scale J2EE Applications
The queueing Petri net (QPN) paradigm provides a number of benefits over conventional modeling paradigms such as queueing networks and generalized stochastic Petri nets. Using qu...
Samuel Kounev, Alejandro P. Buchmann
FCSC
2008
88views more  FCSC 2008»
15 years 6 months ago
Fraction-free matrix factors: new forms for LU and QR factors
Gaussian elimination and LU factoring have been greatly studied from the algorithmic point of view, but much less from the point view of the best output format. In this paper, we g...
Wenqin Zhou, David J. Jeffrey
ENTCS
2007
98views more  ENTCS 2007»
15 years 6 months ago
Frameworks Based on Templates for Rigorous Model-driven Development
The engineering of systems that are acceptably correct is a hard problem. On the one hand, semi-formal modelling approaches that are used in practical, large-scale system developm...
Nuno Amálio, Fiona Polack, Susan Stepney
FC
2005
Springer
87views Cryptology» more  FC 2005»
15 years 12 months ago
Protecting Secret Data from Insider Attacks
We consider defenses against confidentiality and integrity attacks on data following break-ins, or so-called intrusion resistant storage technologies. We investigate the problem o...
David Dagon, Wenke Lee, Richard J. Lipton
ER
2001
Springer
163views Database» more  ER 2001»
15 years 11 months ago
Towards Ontologically Based Semantics for UML Constructs
Abstract. Conceptual models are formal descriptions of application domains that are used in early stages of system development to support requirements analysis. The Unified Modeli...
Joerg Evermann, Yair Wand