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TACAS
1998
Springer
81views Algorithms» more  TACAS 1998»
13 years 11 months ago
Formal Design and Analysis of a Gear Controller
In this paper, we report on an application of the validation and veri cation tool kit Uppaal in the design and analysis of a prototype gear controller, carried out in a joint proje...
Magnus Lindahl, Paul Pettersson, Wang Yi
IANDC
2007
107views more  IANDC 2007»
13 years 7 months ago
Task automata: Schedulability, decidability and undecidability
We present a model, task automata, for real time systems with non-uniformly recurring computation tasks. It is an extended version of timed automata with asynchronous processes th...
Elena Fersman, Pavel Krcál, Paul Pettersson...
SIGMOD
2004
ACM
147views Database» more  SIGMOD 2004»
14 years 7 months ago
Robust Query Processing through Progressive Optimization
Virtually every commercial query optimizer chooses the best plan for a query using a cost model that relies heavily on accurate cardinality estimation. Cardinality estimation erro...
Volker Markl, Vijayshankar Raman, David E. Simmen,...
CONCUR
2000
Springer
13 years 12 months ago
Verifying Quantitative Properties of Continuous Probabilistic Timed Automata
Abstract. We consider the problem of automatically verifying realtime systems with continuously distributed random delays. We generalise probabilistic timed automata introduced in ...
Marta Z. Kwiatkowska, Gethin Norman, Roberto Segal...
FMCAD
2007
Springer
13 years 11 months ago
Boosting Verification by Automatic Tuning of Decision Procedures
Parameterized heuristics abound in computer aided design and verification, and manual tuning of the respective parameters is difficult and time-consuming. Very recent results from ...
Frank Hutter, Domagoj Babic, Holger H. Hoos, Alan ...