... networks optimal and suboptimal estimatorsXin Wang∗ 1 and Chenyang Yang11School of Electronics and Information Engineering, Beihang University, Beijing 100191, ChinaEmail: Xin Wang∗- athody@vip.sina.com; ... discussed, inserting training symbols is a heuristic way to improve the performance. It is shown in the25Decentralized estimation over orthogonal multiple-access fading channels inwirelesssensornetworks optimal ... transmission codebook design in fading channels for decentralized estima-tion inwirelesssensor networks. in IEEE International Conference on Acoustics, Speech, and SignalProcessing, ICASSP’ 09, (Apr...
... designed in [10–12]. The optimal trade-off between the number of active sensors and the quantization bit rate of each sensor is investigated u nd e r total energy constraint in [13]. In binary2During ... communication SNR levels. Itis interesting to see that using more training symbols does not improve the performance of the MLE asexpected, because inserting training symbols will reduce the energy ... Furthermore, since the estimation quality of the first stage is available, we use BLUE to obtainˆθ for exploiting the quality information instead of using the MLE in the M-step as in the standard EMalgorithm.During...
... High-Order Distributed Average Consensus Algorithm in WirelessSensor Networks Gang Xiong and Shalinee KishoreDepartment of Electrical and Computer Engineering, Lehigh University, Bethlehem, PA 18015, ... processing represents the temporaladvantage, and the optimal convergence rate can be viewedas the diversity gain. In the future, we intend to investigatethe effects of fading, link failure, and ... when utilizing the DAC algorithm inwireless sensor networks. References[1] R. Olfati-Saber, J. A. Fax, and R. M. Murray, “Consensus and cooperationinnetworkedmulti-agentsystems,”Proceedings ofthe...
... routing to improve the reliability and packet delivery in wirelesssensornetworks while maintaining lower powerconsumption levels and (2) proposing an implementationmodel supporting QoS in ... constrainedmultipath routing inwirelesssensor networks, ” in Proceedingsof the 5th International Conference on Ubiquitous Intelligence and Computing (UIC ’08), vol. 5061 of Lecture Notes in Computer ... routing toimprove the reliability and packet delivery inwirelesssensornetworks while maintaining lower power consumption levels. Buildinguponapreviousbenchmark,weproposeatraffic engineering...
... monitoring and surveillance, and underwater wirelesssensornetworks (UWSNs) formarine environment monitoring [1, 2]. A wireless sensor network (WSN) consists of spatially distributed sensors ... power allocation scheme.1. Introduction Wireless sensor networking is an emerging technology whichfinds application in many fields including environment and habitat monitoring, health care, automation, ... Cui, and A. J. Goldsmith, “Power-efficient analog forwarding transmission in an inhomoge-neous gaussian sensor network,” in Proceedings of the 6thIEEE Workshop on Signal Processing Advances in Wireless 14...
... formatted PDF and full text (HTML) versions will be made available soon.Bayesian filtering for indoor localization and tracking inwireless sensor networks EURASIP Journal on Wireless Communications and ... a single state point. To avoid degeneracy, weapply resampling, consisting in eliminating particles with low importance weights and replicatingthose in high-probability regions [45, 46]. In ... effect (bias) and LOS/NLOSBayesian filtering for indoor localization and tracking inwirelesssensor networks Anup Dhital1,2, Pau Closas∗3 and Carles Fern´andez-Prades31Universitat Polit`ecnica...
... and Security inWirelessSensor Networks, " FRONTS 2nd Winterschool Braunschweig, Germany, 2009. [26] Chris Karlof David Wagner. In Secure Routing inWirelessSensor Networks: Attacksand ... topologies used for sensornetworks include star, mesh, star-mesh etc. [2] In Wirelesssensornetworks there are two kinds of wireless nodes; sensorand base station nodes. The main function of ... threats include passive information gathering, Sink-hole attacks, Wormhole attacks, false node and malicious data and so forth. International Journal of Computer Science & Engineering Survey...
... Electrical and ComputerEngineering, and Director of the Broadband and Wireless Networking Laboratory, Georgia Instituteof Technology, Atlanta. His current research interestsare insensornetworksand ... 10.1109/TNET.2005.857076Fig. 1. Typical sensor network topology with event and sink. The sink is onlyinterested in collective information of sensor nodes within the event radius and not in their individual data.To ... same sensor node and simulation configurations provided in AKAN AND AKYILDIZ: EVENT-TO-SINK RELIABLE TRANSPORT INWIRELESSSENSORNETWORKS 1005While the information read and packetized by each sensor...
... Lifetime Scheduling inWirelessSensor Networks Wireless SensorNetworks – Technology and Protocols 18 Figure 10. Chain-based data gathering and aggregation scheme The main elements of ... Berman, P., Calinescu, G., Shah, C. & Zelikovsky, A. [2005]. Efficient energy management in sensor networks, In Ad Hoc andSensor Networks, WirelessNetworksand MobileComputing .[5] Brinza, D. ... the same battery and are thebottleneck, sensor id’s can be used to break ties).39Maximum Lifetime Scheduling inWirelessSensor Networks Wireless SensorNetworks – Technology and Protocols...
... Washington, 1279–1284(November 2007)23. D Ma, MJ Er, B Wang, HB Lim, K-hop statistics inwirelesssensor networks, in Proc International Conference on Intelligent Sensors, SensorNetworks and Information ... localization in wirelesssensor networks Deyun Gao1, Ping Chen2, Chuan Heng Foh3* and Yanchao Niu1Abstract In wirelesssensornetworks (WSNs), location information plays an imp ortant role in many ... HocNetworking and Computing (MobiHoc), Lausanne, Switzerland, 80–91(June 2002)26. A Savvides, C-C Han, MB Strivastava, Dynamic fine-grained localization in ad-hoc networks of sensors, in Proc International...
... on Wireless Communications and Networking[11] A. Perrig, R. Szewczyk, V. Wen, D. Culler, and J. D. Tygar,“SPINS: security protocols for sensor networks, ” in Proceed-ings of the 7th Annual International ... Computer and Communications Security, pp. 41–47, November 2002.[15] D. Liu, P. Ning, and L. I. Rongfang, “Establishing pairwisekeys in distributed sensor networks, ” ACMTransactionsonInformation and ... Chen, and P. K. Varshney,“A key management scheme for wirelesssensor networks using deployment knowledge,” in Proceedings of the IEEEInternational Conference on Computer Communications (IEEEINFOCOM...
... 2005.[9] D. Liu, P. Ning, and W. K. Du, “Attack-resistant locationestimation insensor networks, ” in Proceedings of the 4thInternational Symposium on Information Processing in Sensor Networks (IPSN ... Liu, and P. Ning, “Cluster-based minimummean square estimation for secure and resilient localization in wirelesssensor networks, ” in Proceedings of the 2nd AnnualInternational Conference on Wireless ... Proceedings of the 4th International Symposium on Informa-tion Processing inSensorNetworks (IPSN ’05), pp. 91–98, April2005.[16] F. Anjum, S. Pandey, and P. Agrawal, “Secure localization in sensor...
... N. Simic and S. Sastry, “Distributed environmental mon-itorning using random sensor networks, ” in Proceedings ofthe 2nd International Workshop on Information Processing in Sensor Networks, ... and U. Mitra, “Boundary estimation in sensor networks: theory and methods,” in Proceedings of the 2ndInternational Workshop on Information Processing in Sensor Networks, pp. 80–95, Palo Alto, Calif, ... surrounding thisarea: in the example in Figure 1(a) there are six sensors. (In the remainder of this paper, by sensor we will denotethe wireless transceiver which includes the sensing element.However,...
... Computer and Communications Societies (INFOCOM ’06), Barcelona,Spain, April 2006.[19] T. Vu, R. Safavi-Naini, and C. Williamson, “Securing wireless sensornetworks against large-scale node capture attacks, ” in ... Chen, and P. K. Varshney, “Akey management scheme for wirelesssensornetworks usingdeployment knowledge,” in Proceedings of the 23rd AnnualHindawi Publishing CorporationEURASIP Journal on Wireless ... only in charge of disseminating initial keys toits neighboring ordinary nodes and replies those requestmessages which are consistent with what its two neighboringordinary nodes claim. In other...
... L. Zhao, H. Zhang, and J. Zhang, “Using incompletelycooperative game theory inwirelesssensor networks, ” in Pro-ceedings of the IEEE Wireless Communications and NetworkingConference (WCNC ... work on the incomplete cooperative game theory in wireless networks. In [9, 10], authors used the concept ofincomplete cooperative game theory inwirelessnetworks forfirst time and proposed ... more challenging taskfor self-organizing and distributed networks as there are nocentral nodes to assign channel access insensor nodes. In sensor networks, each node has a direct in uenceon...