analysis of denialofservice attacks on wireless sensor networks using simulation
Báo cáo hóa học: "Energy consumption and lifetime analysis in clustered multi-hop wireless sensor networks using the probabilistic cluster-head selection method" pdf
... transmission of duplicated information inenergy-constraint wireless sensor networks (WSNs). The performance of clustering is greatly influenced by theselection of cluster-heads, which are in charge of ... cluster-head selection,optimal number of clusters1 Introduction Wireless sensor networks (WSNs) consist of spatiallydistributed autonomous sensor nodes with sensing, pro-cessing, and wireless communicating ... energy consumption in multi-cluster sensor networks for source extraction. IEEE Trans Wireless Commun.8(3), 1480–1489 (2009)14. LM Feeney, M Nilsson, Investigating the energy consumption of a wireless network...
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Báo cáo hóa học: " Research Article Trade-Offs between Energy Saving and Reliability in Low Duty Cycle Wireless Sensor Networks Using a Packet Splitting Forwarding Technique" docx
... synchronization among all the nodes of the network is not needed and we will demonstrate that asynchronization among consecutive clusters is sufficient.Synchronization of the nodes belonging ... topics and design constraints in Wireless Sensor Networks (WSNs) is the reduction of energy consumptionbecause, in most application scenarios, replacement of power resources in sensor devices might ... arecomposed of several low-cost devices with limited processingand storage capabilities, consequently, one of the hot topicsin wireless sensor networks is the reduction of energyconsumption.Due...
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On the Lifetime of Wireless Sensor Networks
... estimations of network lifetime. AnotherACM Transactions on Sensor Networks, Vol. 5, No. 1, Article 5, Publication date: February 2009. On the Lifetime of Wireless Sensor Networks •5:7definition ... MANESIS, S. 2005. A survey of applications of wireless sensorsand wireless sensor networks. In Proceedings of the 13th Mediterrean Conference on Control andAutomation, 719– 724.BAI, X., KUMARY, ... detectionin sensor networks. ACM Trans. Sen. Netw. 2, 1, 94–128.ACM Transactions on Sensor Networks, Vol. 5, No. 1, Article 5, Publication date: February 2009. On the Lifetime of Wireless Sensor Networks •5:35Fig....
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A Survey on Network Security and Attack Defense Mechanism For Wireless Sensor Networks pdf
... Shi, D. Song, and A. Perrig, “The Sybil attack in sensor networks: Analysis and defenses” in Proceedings of the 3rd IEEE International Symposium on Information Processing in Sensor Networks ... attack on the availability of the network, for example physical capturing of the nodes, message corruption, insertion of malicious code etc. Interception is an attack on confidentiality. The sensor ... Pre-distribution Data and information spoofing, Attacks in information in Transit Traditional wireless sensor network Provide resilience of the network, Protect the network even if part of the...
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The Impact of Spatial Correlationon Routing with Compressionin Wireless Sensor Networks
... MOTWANI, R. 2004. Scale-free aggregation in sensor networks. In Proceedings of the 1st International Workshop on Algorithmic Aspects of Wireless Sensor Networks (AlgoSensors’04). Turku, Finland. Springer-Verlag, ... NEUHOFF, D. L. 2003. On the many-to-one transportcapacity of a dense wireless sensor network and the compressibility of its data. In Proceedings of the International Workshop on Information Processing ... in correlation aware data gathering in wireless sensor net-works. In Proceedings of the IEEE Communications Society Conference on Sensor and Ad HocCommunications and Networks (SECON). Santa...
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The Impact of Spatial Correlationon Routing with Compressionin Wireless Sensor Networks
... repre-sentation and routing for wireless sensor networks based on a distributed wavelet compressionalgorithm. In Proceedings of the ACM/IEEE International Symposium on Information Processingin Sensor Networks ... com-pression over a logical mapping of nodes based on their data content, inde-pendent of locations. None of this work, including this article, considers thepractical details of how compression is ... MOTWANI, R. 2004. Scale-free aggregation in sensor networks. In Proceedings of the 1st International Workshop on Algorithmic Aspects of Wireless Sensor Networks (AlgoSensors’04). Turku, Finland. Springer-Verlag,...
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Báo cáo toán học: " A virtual infrastructure based on honeycomb tessellation for data dissemination in multi-sink mobile wireless sensor networks" pot
... overall energy consumption. These simulation results aboutenergy consumptions of the protocols agree with our theoretical analysis on communication costs of the protocols in Section 5.2. Although ... shows the comparison of the worst-case communication costs of allapproaches for two scenarios. We consider 1000 sensor nodes deployed on a unitsquare sensor field of size 1×1. The sensor coverage ... instance, in mission critical applications of wireless sensor networks (WSNs),sinks can be associated to first resp onders. In such scenarios, reliable data dis-semination of events is very...
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Báo cáo hóa học: " Hop-distance relationship analysis with quasi-UDG model for node localization in wireless sensor networks" pdf
... location verificationin wireless sensor networks, in Proc IEEE International Conference on Communications (ICC). 8, 3485–3490 (2006)21. L Zhao, Q Liang, Hop-distance estimation in wireless sensor ... relationship analysis withquasi-UDG model for node localization in wireless sensor networks. EURASIP Journal on Wireless Communications and Networking 2011 2011:99.Gao et al. EURASIP Journal on Wireless ... jointdistribution from Monte Carlo simulations in a circularregion and proposed an attenuated Gaussian approxi-mation for the conditional probability distributionfunction (pdf) of the Euclidean...
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Báo cáo hóa học: " Efficient integration of secure and safety critical industrial wireless sensor networks" doc
... 2011:100http://jwcn.eurasipjournals.com/content/2011/1/100Page 9 of 13propose two different approaches for tight integration of Profibus and Interbus using Profinet IO. Wireless extensions of automation networks and field-buses ... aproof -of- concept implementa tion using Profisafe,Profinet IO, and WirelessHART using an industrialcontrol system. The integration method allows secur-ity and safety-related configuration to be ... communication has progressedenormously in the last decade with the replacement of thetraditional one-to-one connections between sensors/actua-tors and c ontrollers by networked connections. In...
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Báo cáo hóa học: " Research Article Modelling and Implementation of QoS in Wireless Sensor Networks: A Multiconstrained Traffic Engineering Model" pdf
... depending on the network topology andthe number of information transmitting nodes. Theaverage energy consumed is an indication of theenergy consumption in transmission and reception of all packets ... randomwalks on random graphs: routing algorithms for large scale wireless sensor networks, ” in Proceedings of the 1st ACMInternational Workshop on Wireless Sensor Networ ks andApplications, pp. ... efficiency of ad hoc networks using frequency of routediscovery reduction. Using a retransmission probabilityfunction to reduce redundant copies of the same eventdata, Directed transmission [16]...
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A critical discourse analysis of the news on north korean missile launches part 3
... coalition and North Korea in Nhan DanTable 3. Negativization of North Korea’s activities in VOATable 4. Positivization of the US- Japan coalition’s activities in VOATable 5. Lexicalization of ... DanTable 6. Lexicalization of the US-Japan coalition’s activities in Nhan DanTable 7. Over-lexicalization of the North Korea’s missile launches in VOATable 8. Over-lexicalization of the North Korea’s ... Critical Discourse Analysis …………… 61.2. Theories on Critical Discourse Analysis …………………………………………81.2.1.What is Critical Discourse Analysis …………………………………………… 91.2.2.Key notions of CDA ……………………………………………………………...
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A critical discourse analysis of the news on north korean missile launches part 4
... interpretation and explanation of discourses.Ideology is one of the most controversial and elusive academic concepts. According to Simpson (1993: 176), ideology is ‘a mosaic of cultural assumptions, ... textual analysis of the news on North Korea missile launches in the light of Critical Discourse Analysis. - Giving an illustration of the CDA concepts as well as analysis procedures.- Conveying ... individual method of CDA emphasizes different levels. In van Dijk’s points of view (1998: 3), there are many types of CDA (e.g. critical analysis of conversation, of lessons and teaching at...
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A critical discourse analysis of the news on north korean missile launches part 5
... expressions of concern from friends and foes alikepressuring Washington into one -on- one talks with PyongyangVOA16 brushed off the criticism, and instead renewed requests for massive transfers of ... (2001) Methods of Critical Discourse Analysis. London: Sage Publications.Nguyễn Hòa (2000) An Introduction to Discourse Analysis. Hanoi: Vietnam National University, College of Foreign Languages.Nunan, ... description of the representation of the US- Japan coalition and North Korea in the headlines from VOA and Nhan Dan. The second stage of analysis will examine and discuss the use of the most...
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