Utilization of basic-event statistical independence in simplifying the uncertainty analysis of fault trees
Other Title(s)
استخدام الاستقلال الإحصائي للأحداث الأساسية في تيسير تحليل الريبة لأشجار الأخطاء
Joint Authors
al-Qawasimi, Muhammad Ahmad
Rushdi, Ali Muhammad Ali
Source
Journal of King Abdulaziz University : Computing and Information Technology Sciences
Issue
Vol. 7, Issue 1 (31 Dec. 2018), pp.17-23, 7 p.
Publisher
King Abdul Aziz University Faculty of Computing and Information Technology
Publication Date
2018-12-31
Country of Publication
Saudi Arabia
No. of Pages
7
Main Subjects
Electronic engineering
Information Technology and Computer Science
Abstract EN
Analysis of fault trees used in modelling computer system security is typically based on orthogonalization of a Boolean expression as well as preservation of existing statistical independencies.
This note shows that careful utilization of statistical independencies is beneficial not only for evaluating the mean value of the top-event probability but also for quantifying its uncertainty.
A demonstrative example indicates that such utilization leads to a dramatic reduction in the number of coefficients calculated, as well as a significant simplification of the calculations needed for each of them
American Psychological Association (APA)
Rushdi, Ali Muhammad Ali& al-Qawasimi, Muhammad Ahmad. 2018. Utilization of basic-event statistical independence in simplifying the uncertainty analysis of fault trees. Journal of King Abdulaziz University : Computing and Information Technology Sciences،Vol. 7, no. 1, pp.17-23.
https://search.emarefa.net/detail/BIM-887596
Modern Language Association (MLA)
Rushdi, Ali Muhammad Ali& al-Qawasimi, Muhammad Ahmad. Utilization of basic-event statistical independence in simplifying the uncertainty analysis of fault trees. Journal of King Abdulaziz University : Computing and Information Technology Sciences Vol. 7, no. 1 (2018), pp.17-23.
https://search.emarefa.net/detail/BIM-887596
American Medical Association (AMA)
Rushdi, Ali Muhammad Ali& al-Qawasimi, Muhammad Ahmad. Utilization of basic-event statistical independence in simplifying the uncertainty analysis of fault trees. Journal of King Abdulaziz University : Computing and Information Technology Sciences. 2018. Vol. 7, no. 1, pp.17-23.
https://search.emarefa.net/detail/BIM-887596
Data Type
Journal Articles
Language
English
Notes
Includes bibliographical references : p. 21-22
Record ID
BIM-887596