Interdisciplinary safety analysis of complex socio-technological systems based on the functional resonance accident model: An application to railway trafficsupervision

F Belmonte, W Schön, L Heurley, R Capel - Reliability Engineering & …, 2011 - Elsevier
This paper presents an application of functional resonance accident models (FRAM) for the
safety analysis of complex socio-technological systems, ie systems which include not only …

Wachstums-und Stoffwechselperiodik bei Hydrodictyon

A Pirson, WJ Schön, H Döring - Zeitschrift für Naturforschung B, 1954 - degruyter.com
… Im Dauerlicht treten schon nach wenigen Tagen Anomalien des Zellwachstums und Verformung
der Kolo… schon von anderer Seite beschrieben worden. So erfolgen bei Diatomeen3 …

A fault tolerant architecture for data fusion: A real application of Kalman filters for mobile robot localization

K Bader, B Lussier, W Schön - Robotics and Autonomous Systems, 2017 - Elsevier
Multisensor perception has an important role in robotics and autonomous systems, providing
inputs for critical functions including obstacle detection and localization. It is starting to …

Reliability assessment for multi-state systems under uncertainties based on the Dempster–Shafer theory

M Sallak, W Schön, F Aguirre - IIE Transactions, 2013 - Taylor & Francis
This article presents an original method for evaluating reliability indices for Multi-State Systems
(MSSs) in the presence of aleatory and epistemic uncertainties. In many real- world MSSs…

Extended component importance measures considering aleatory and epistemic uncertainties

M Sallak, W Schon, F Aguirre - IEEE Transactions on Reliability, 2013 - ieeexplore.ieee.org
We introduce extended component importance measures (Birnbaum importance, RAW,
RRW, and Criticality importance) considering aleatory and epistemic uncertainties. The …

A graphical model based on performance shaping factors for assessing human reliability

S Rangra, M Sallak, W Schön… - IEEE Transactions on …, 2017 - ieeexplore.ieee.org
Human reliability assessment (HRA) is an aspect of risk analysis concerned with identifying,
analyzing, and quantifying the causes, contributions, and occurrence of human failures. …

A valuation-based system approach for risk assessment of belief rule-based expert systems

S Qiu, M Sallak, W Schön, HXG Ming - Information Sciences, 2018 - Elsevier
Belief rules extend traditional IF-THEN rules to represent vagueness, incompleteness, and
nonlinear causal relationships by assigning belief degrees to singletons or the universe of all …

Risk assessment based on weak information using belief functions: a case study in water treatment

S Démotier, W Schon, T Denœux - IEEE Transactions on …, 2006 - ieeexplore.ieee.org
Whereas probability theory has been very successful as a conceptual framework for risk
analysis in many areas where a lot of experimental data and expert knowledge are available, it …

Safety case confidence propagation based on Dempster–Shafer theory

R Wang, J Guiochet, G Motet, W Schön - International Journal of …, 2019 - Elsevier
Safety arguments, also called safety cases, are commonly used to demonstrate that
adequate efforts have been made to achieve safety goals. Assessing the confidence of such …

Towards reconciling safety and security risk analysis processes in railway remote driving

…, M Sallak, A Bouabdallah, W Schön - 2021 5th International …, 2021 - ieeexplore.ieee.org
Modern control systems, and particularly railway systems are heavily rooted on Safety practices
in terms of risk analysis and architecture modelling. Often supported by standards such …