Sciweavers

HASE
1998
IEEE
14 years 3 months ago
Design for Constraint Violation Detection in Safety-Critical Systems
In safety-critical systems, certain safety constraints must be satisfied before an operation can be performed. Such constraints typically depend on the state of the system at the ...
Satish Subramanian, Sanjai Rayadurgam, Wei-Tek Tsa...
HASE
1998
IEEE
14 years 3 months ago
Incremental Development of a High Integrity Compiler: Experience from an Industrial Development
We have developed and successfully applied a technique to build a high integrity compiler from Pasp, a Pascal-like language, to Asp, the target language for a high integrity proce...
Susan Stepney
HASE
1998
IEEE
14 years 3 months ago
Optimal Discrimination between Transient and Permanent Faults
An important practical problem in fault diagnosis is discriminating between permanent faults and transient faults. In many computer systems, the majority of errors are due to tran...
M. Pizza, Lorenzo Strigini, Andrea Bondavalli, Fel...
HASE
1998
IEEE
14 years 3 months ago
Software Component Independence
Independence is a fundamental requirement for calculating system reliability from component reliabilities, whether in hardware or software systems. Markov analysis is often used i...
Denise M. Woit, David V. Mason
HASE
1998
IEEE
14 years 3 months ago
Combining Various Solution Techniques for Dynamic Fault Tree Analysis of Computer Systems
Fault trees provide a graphical and logical framework for analyzing the reliability of systems. A fault tree provides a conceptually simple modeling framework to represent the sys...
Ragavan Manian, Joanne Bechta Dugan, David Coppit,...
HASE
1998
IEEE
14 years 3 months ago
Estimating the Number of Residual Defects
Residual defects is one of the most important factors that allow one to decide if a piece of software is ready to be released. In theory, one can find all the defects and count th...
Yashwant K. Malaiya, Jason Denton
HASE
1998
IEEE
14 years 3 months ago
ROAFTS: A Middleware Architecture for Real-Time Object-Oriented Adaptive Fault Tolerance Support
: A middleware architecture named ROAFTS (Real-time Object-oriented Adaptive Fault Tolerance Support) is presented. ROAFTS is designed to support adaptive fault-tolerant execution ...
K. H. Kim
HASE
1998
IEEE
14 years 3 months ago
A Firewalling Scheme for Securing MPOA-Based Enterprise Networks
A well-known security problem with MPOA is that cutthrough connections generally bypasses firewall routers if there are any. None of the previously proposed approaches solved the ...
Jun Xu, Mukesh Singhal
HASE
1998
IEEE
14 years 3 months ago
Formal Specification in Collaborative Design of Critical Software Tools
Engineers use software tools to analyze designs for critical systems. Because important decisions are based on tool results, tools must provide valid modeling constructs; engineer...
David Coppit, Kevin J. Sullivan