Sciweavers

ESANN
2008
13 years 6 months ago
Safe exploration for reinforcement learning
In this paper we define and address the problem of safe exploration in the context of reinforcement learning. Our notion of safety is concerned with states or transitions that can ...
Alexander Hans, Daniel Schneegaß, Anton Maxi...
FMICS
2006
Springer
13 years 8 months ago
Verified Design of an Automated Parking Garage
Parking garages that stow and retrieve cars automatically are becoming viable solutions for parking shortages. However, these are complex systems and a number of severe incidents i...
Aad Mathijssen, A. Johannes Pretorius
COMPSAC
2004
IEEE
13 years 8 months ago
Safety Tactics for Software Architecture Design
The influence of architecture in assurance of system safety is being increasingly recognised in mission-critical software applications. Nevertheless, most architectural strategies...
Weihang Wu, Tim Kelly
SAFECOMP
1999
Springer
13 years 8 months ago
A Systematic Approach to Safety Case Maintenance
A crucial aspect of safety case management is the ongoing maintenance of the safety argument through life. Throughout the operational life of any system, the corresponding safety ...
Tim P. Kelly, John A. McDermid
PLDI
2000
ACM
13 years 9 months ago
Safety checking of machine code
We show how to determine statically whether it is safe for untrusted machine code to be loaded into a trusted host system. Our safety-checking technique operates directly on the u...
Zhichen Xu, Barton P. Miller, Thomas W. Reps
FM
2003
Springer
115views Formal Methods» more  FM 2003»
13 years 9 months ago
Model Checking FTA
Safety is increasingly important for software based, critical systems. Fault tree analysis (FTA) is a safety technique from engineering, developed for analyzing and assessing syste...
Andreas Thums, Gerhard Schellhorn
PODC
2003
ACM
13 years 9 months ago
A lattice-theoretic characterization of safety and liveness
The distinction between safety and liveness properties is due to Lamport who gave the following informal characterization. Safety properties assert that nothing bad ever happens w...
Panagiotis Manolios, Richard J. Trefler
HYBRID
2004
Springer
13 years 10 months ago
Incremental Search Methods for Reachability Analysis of Continuous and Hybrid Systems
Abstract. In this paper we present algorithms and tools for fast and efficient reachability analysis, applicable to continuous and hybrid systems. Most of the work on reachability ...
Amit Bhatia, Emilio Frazzoli
ICAC
2005
IEEE
13 years 10 months ago
Myrrh: A Transaction-Based Model for Autonomic Recovery
As software comes under increasing scrutiny for its lack of safety and reliability, numerous static and partially dynamic tools (including model checking) have been proposed for v...
Guy Eddon, Steven P. Reiss
ECBS
2006
IEEE
112views Hardware» more  ECBS 2006»
13 years 10 months ago
A Goal-Oriented Approach for Safety Requirements Specification
Robotic systems are developed to execute tasks with several types of risks associated. The possible damages that can affect both the working environment and the self-system lead u...
Elena Navarro, Pedro Sánchez, Patricio Lete...