fault trees
An empirical evaluation of the effectiveness of attack graphs and fault trees in cyber attack perception
... and fault trees, are useful vi- sual aids that can aid cyber-attack perception; however, there is little empirical or comparative research which evaluates the effectiveness of these ...the fault tree ...
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A SysML Profile for Fault Trees : Linking Safety Models to System Design
... like Fault Tree Analysis ...represent fault trees and which enables the linkage of failure modes to other parts of the SysML ...traditional fault trees that can be difficult to validate ...
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The Dynamic to Static Conversion of Dynamic Fault Trees Using Stochastic Dependency Graphs and Stochastic Activity Networks
... dynamic fault trees ...the fault logic and the stochastic dependencies of the ...the fault schema, free of any dependency logic, can be easily evaluated, while the dependency schema allows the ...
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Seismic psa of angra 2 npp – modeling aspects and insights on beyond-design capacities
... seismic fault trees includes fragility basic events for the corresponding building, except for the structural failure of the reactor building, which is assumed to lead directly to core damage (event ...
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Uncertainty-aware dynamic reliability analysis framework for complex systems
... Fault tree analysis (FTA) is widely used for safety and reliability analysis of systems. FTA models are well- structured and easily understood. However, they are unable to model some aspects of system behaviour ...
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Using reliability analysis to support decision making in phased mission systems
... The construction of BDDs initially requires variables to be ordered and how they are ordered can greatly affect the sizes of the constructed BDDs. This paper has tested the efficiency of eight ordering schemes by ...
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Integrating Existing Safety Analyses into SysML
... model fault trees but which has the prerequisite requirement to continue the analysis of those models by existing ...the fault logic for a Rolls-Royce gas turbine en- gine controller and provides ...
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An integrated FTA-FMEA model for risk analysis of engineering systems : a case study of subsea blowout preventers
... as Fault Tree Analysis (FTA), Failure Mode and Effects Analysis (FMEA), Reliability-Block Diagram (RBD), Reliability-Centered Maintenance (RCM), Monte-Carlo Simulation (MCS), Markov Analysis (MA) and Bayesian ...
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iFat: an Interface for Fault/Attack Trees
... about Fault Trees and Attack Trees, fields which I did not even know existed prior to starting my research ...that Fault Trees are really neat, because they allow you to predict the ...
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Reliability analysis techniques explored through a communication network example
... Figure 8: Instantaneous Availability of the network practical situations, this assumption does not hold. A single repair facility shared among all components, dif- ferent priorities assigned to repair of dierent compo- ...
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Rapid Reports Agriculture, forestry and fisheries DEVELOPMENTS IN AREAS UNDER APPLE TREES, PEAR TREES, PEACH TREES AND ORANGE TREES IN EUROPE 1990/91 AND 1991/92 1992 3
... DEVELOPMENTS IN AREAS UNDER APPLE TREES, PEAR TREES, PEACH TREES AND ORANGE TREES IN EUROPE 1990/91 AND 1991/92 CONTINUING REDUCTION IN THE AREAS UNDER APPLE TREESAND PEAR TREES, INCREAS[r] ...
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Data driven approach to machine condition prognosis using least square regression trees
... Machine fault prognosis techniques have been profoundly considered in the recent time due to their substantial profit for reducing unexpected faults or unscheduled ...of fault propagation, and the ...
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Building trees, hunting for trees, and comparing trees : theory and methods in phylogenetic analysis
... Function Optimal time algorithm for calculating edge lengths of a tree under OLS CALCULATEME Calculates the lowest ME score of any binary tree with splits in a given set EXTRACT ME TREE [r] ...
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Bayesian Synchronous Tree Substitution Grammar Induction and Its Application to Sentence Compression
... It is important to note that the sampler described can move from any derivation to any other deriva- tion with positive probability (if only, for example, by virtue of fully merging and then resegment- ing), which ...
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Fault Diagnosis and Fault-Tolerant Control of Wind Turbines via sliding mode control
... adaptive fault estimation algorithm smc is proposed to enhance the rapidity and accuracy performance of fault ...electrical fault scenario, the DFTG winding short circuit fault, is considered ...
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The 11 May 2011 earthquake at Lorca (SE Spain) viewed in a structural-tectonic context
... Murcia fault nor the Cre- villente fault further northeast near Alicante ...Murcia fault indi- cate instead that at least part of the fault initiated as an exten- sional normal ...of ...
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A Quaternary fault database for central Asia
... Asia fault database contains 1196 fault traces that can be viewed, searched, and downloaded for plotting in Ar- cGIS and other ...programs. Fault parameters and descriptions for over 123 Quaternary ...
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Automated Extraction of Tree Adjoining Grammars from a Treebank for Vietnamese
... Annotation errors are inevitable for any treebank. The errors in parse trees will result in wrong ele- mentary trees. An elementary tree is called invalid if it does not satisfy some linguistic requirement. ...
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On Graceful Labeling of Some Bicyclic Graphs
... All trees are graceful by the Ringel-Kotzig conjecture. Among the trees known to be graceful are caterpillars, trees with at most 4-end vertices, trees with diameter at most 5, trees ...
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MULTI LEVEL GROUP KEY MANAGEMENT TECHNIQUE FOR MULTICAST SECURITY IN MANET
... Information fusion is new technology of multi- source information processing, whose nature is comprehensive coordination and optimization of the system, organically combining the information of the same goal with ...
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