Dependability Problems of Complex Information Systems - download pdf or read online

By Wojciech Zamojski, Jaroslaw Sugier

ISBN-10: 3319089633

ISBN-13: 9783319089638

ISBN-10: 3319089641

ISBN-13: 9783319089645

This monograph offers unique examine effects on chosen difficulties of dependability in modern advanced info structures (CIS). the 10 chapters are focused round the following 3 features: tools for modelling of the method and its parts, initiatives – or in additional time-honored and extra enough interpretation, functionalities – complete by means of the approach and stipulations for his or her right attention within the dynamic operational surroundings. whereas the main target is on theoretical advances and roadmaps for implementations of latest applied sciences, a miles wanted discussion board for sharing of the easiest practices can also be presented.

CIS platforms, being the main complicated but foremost technical buildings engineered through guy, current many demanding situations all through their lifecycle. problems in modelling, layout, implementation and upkeep come not just from concerned, commonly disbursed technical and organizational constructions (comprising either and software program resources), yet much more from complexity of the knowledge methods (data processing, tracking, source allocation, dynamic reconfiguration, etc.) that are discovered within the operational, frequently adversarial setting. in addition, the entire matters have to be handled making an allowance for a few extra components, corresponding to uncertainties of human interactions, defense standards and safety calls for or monetary and environmental constrains.

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Flammini et al. capabilities of the existing deterministic correlation engine. In particular, the described recognition technique addresses the imperfect threat modeling, due to human faults, as well as the possible missed detections, due to sensor faults. 4 Measuring Detection Trustworthiness in Real-Time In this section we introduce a further additional feature to take into account the uncertainty due to sensor false alarms. In particular we describe how to exploit the parameters describing the detection performance3 of the sensors involved in physical security situation recognition, in order to evaluate the trustworthiness of the inferred alarms.

This will not be sufficient for all real-world scenarios, but it will enable important aspects of uncertainty on factors such as different tasks and circumstances to be taken into account. We believe that this is a topic that requires further attention, it links to many system dependability concepts including flexibility and resilience. The generalization of the structure function as a probability provides substantial enhanced modelling opportunities for system dependability. However, the concept of probability, while being well established and very successfully applied in most areas of human activity involving uncertainty, is not sufficiently flexible to quantify and reflect the multi-dimensional nature of uncertainty.

It may further be relevant for biology and medical research, exploring the opportunities for applications is an exciting challenge. In many modern Modelling Uncertain Aspects of System Dependability 33 applications emphasis is on real-time monitoring and online prediction [16]. The setting presented in this paper may be suitable for such inference, in particular when combined with nonparametric predictive inference (NPI) [5,9] where inferences are in terms of the next event and take all data into account.

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Dependability Problems of Complex Information Systems by Wojciech Zamojski, Jaroslaw Sugier

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