Architecting Dependable Systems VII by Themistoklis Bourdenas, Morris Sloman, Emil C. Lupu (auth.), PDF

By Themistoklis Bourdenas, Morris Sloman, Emil C. Lupu (auth.), Antonio Casimiro, Rogério de Lemos, Cristina Gacek (eds.)

ISBN-10: 3642172458

ISBN-13: 9783642172458

As software program structures turn into more and more ubiquitous, problems with dependability develop into ever extra an important. provided that ideas to those matters needs to be thought of from the very starting of the layout approach, it's transparent that dependability and safeguard must be addressed on the architectural point. This publication, in addition to its six predecessors, used to be born of an attempt to assemble the learn groups of software program architectures, dependability, and safety. This state of the art survey includes multiplied, peer-reviewed papers in keeping with chosen contributions from the Workshop on Architecting responsible structures (WADS 2009), held on the foreign convention on responsible structures and Networks (DSN 2009), in addition to a couple of invited papers written by way of popular specialists within the sector. The thirteen papers are geared up in topical sections on: cellular and ubiquitous platforms, architecting structures, fault administration, and adventure and vision.

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Note that the result stated in Theorem 2 holds under the assumption of perfectly circular coverage region, which is hardly met in practical scenarios. , irregular coverage regions). The characterization of the ideal value of k given in Theorem 2 is of theoretical interest, but it cannot be used in practice. Thus, we have evaluated the value of k to be used in the NTC-PL and NTC-PLU protocols by simulation. For different values of n, we have performed 1000 experiments with increasing values of k, recording the percentage of connected graphs generated at the end of the protocol execution.

Time in the table is measured in samples, while nodes take 32 samples per second. The duration of an injected fault like noise or drift is 1200 samples. The local detector for short faults proved to be very accurate, yielding very low false positives. The delay attribute is not relevant for short faults as they are instantaneous. e. different axis or different fingers in the glove case. Hence, we compare both homogeneous and heterogeneous collaboration detectors for noise and drift faults. In homogeneous collaboration we use the variance ratio (v) for noise faults and regression (r) for drift, while (c) in table 2 indicates the correlation coefficient method.

International Journal of Network Management 15(4), 235–253 (2005) Self-healing for Pervasive Computing Systems 25 17. : Probabilistic decision level fusion for real-time correlation of ambient and wearable sensors. In: Proc. of the 5th International Workshop on Body Sensor Networks (BSN), Hong Kong, China (2008) 18. : Model based error correction for wireless sensor networks. In: Proc. of the First IEEE Communications Society Conference on Sensor and Ad Hoc Communications and Networks (SECON), pp.

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Architecting Dependable Systems VII by Themistoklis Bourdenas, Morris Sloman, Emil C. Lupu (auth.), Antonio Casimiro, Rogério de Lemos, Cristina Gacek (eds.)

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