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Plenary Lecture
The Operating Risk Assessment for Dependable Systems

Professor Gabriela Tont
Associate Professor, University of Oradea,
ROMANIA
Email: gtont@uoradea.ro
Abstract: The lecture proposes an axiomatic
characterization of the measure risk in a systemic vision and framework for
quantifying variability of exposure and risk in dependable systems via
probabilistic approach by means of Monte Carlo method.
Identifying the hierarchy of risks associated with hazardous activities
provides a basis for analytic, deliberative decision-making in the business
process, where stakeholders have to select a variant of several possible on
the basis of multiple (sometimes contradictory) criteria. Due to the random,
collateral factors, the risk is present in any sociotechnical system. The
risk regarded as a potential danger is a result of action which has the
probability to not fulfill the proposed function of the system.
In a systemic interpretation, the risk is characterized by a set of
uncertain events consisting of independent input and dependent output
elements variables of the system components. Independent events are sources
of disturbance for the dynamic system, acting as generators of uncertainty.
Using virtual-reality tools, the simulation that validates the effectiveness
of the model can assist human operators in different phases of system.
Brief Biography of the Speaker:
Gabriela Tont is an Associate Professor at the Department of Electrical
Engineering, Measurements and Electric Power Use, Faculty of Electrical
Engineering and Information Technology, University of Oradea. She has earned
her Ph.D from the Technical University Cluj Napoca, Faculty of Electrical
Engineering. Her research areas relate to applied statistics in the complex
systems, currently focusing on the aspects of error analysis and optimal
control of safety critical systems. She has published 7 books in the field
of reliability of systems and quality management. Gabriela Tont is the
author of more than 110 papers in revues, scientific journals and
international conference proceedings in those areas. She is participant and
reviewer for several WSEAS International Conferences.
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