Báo cáo hóa học: " Research Article Unequal Weighting for Improved Positioning in GPS-Less Sensor Networks" pot

... Hindawi Publishing Corporation EURASIP Journal on Advances in Signal Processing Volume 2008, Article ID 281635, 9 pages doi:10.1155/2008/281635 Research Article Unequal Weighting for Improved ... the beginning. Put into more mathematical terms: the function f (x) = x 2 remains close to the abscissa for some time before gaining large values. For this reason, mostly colinear...

Ngày tải lên: 22/06/2014, 19:20

... “Robust statistical methods for securing wireless localization in sensor networks,” in Proceedings of the 4th International Symposium on Informa- tion Processing in Sensor Networks (IPSN ’05), ... estimation in wireless sensor networks,” in Proceedings of the 4th International Symposium on Information Processing in Sensor Networks (IPSN ’05), pp. 324–331, April 2005. [12...

Ngày tải lên: 21/06/2014, 11:20

... health monitoring sensor applications,” in Proceed- ings of the 4th International Conference on Intelligent Sensing and Information Processing (ICISIP ’06), pp. 197–202, Banga- lore, India, December ... to as INTRAS, being effectively a combination of interpolation and random sampling, which is inspired by [20, 21]. The idea is to modify the signal after sampling, but before binary encodin...

Ngày tải lên: 22/06/2014, 00:20

... deployed in a sensor field to perform sensing operations, a sensor node may fall into one of the following states [2]. (1) Sensing. A sensing node monitors the source using an integrated sensor, ... multi-constrained QoS in wireless sensor networks by mapping a path-based model into a probabilistic routing scheme. Using the work done in [21]asbenchmark,weproposedin[22] the Energy...

Ngày tải lên: 21/06/2014, 17:20

... trimming as can be done with variable capacitors integrated into the transceiver. The trimming routine should be run on each power up or at regular intervals to maintain optimum performance. 3. In- Body ... distribution, and reproduction in any medium, provided the original work is properly cited. 1. Introduction Body Sensor Networks (BSNs) are becoming increasingly important for sport...

Ngày tải lên: 21/06/2014, 23:20

... dominator node u in N(v) to connect the original dominating set, a spanning tree rooted at u can be formed among the nodes in N(v). Nodes in this spanning tree become the new dominators. In both cases ... COV  CDS + I (g) F D C A E G B H I (h) Figure 9: Finding a BACDS in the network in Figure 6(a).(a)SET + and SET − in G,setlist(i)orlist gray (i)ofeachnodei are listed above. (...

Ngày tải lên: 22/06/2014, 19:20

... shipping the Min Chen et al. 3 for sensor networks. It provides the following mechanisms: (a) for a sink node to flood a query toward the sensors of interest (say, sensors detecting event), (b) for ... Last- Src indicates the beginning and ending points of MA’s data gathering. RoundIdx is the index of current round. The value is initially set to 1 by the sink in the first round, and w...

Ngày tải lên: 22/06/2014, 23:20

... intelligent patches, integrated into clothing, or implanted below the skin or muscles. Application in BAN includes permanent monitoring and logging of vital signs with the goal of supervising the health status ... arrhythmia monitor/recorder, 6 for wireless capsule endoscope, and 12 for insulin pump. The usual number of nodes is expected to 12 in the standard document. The sensors cou...

Ngày tải lên: 21/06/2014, 05:20

... \{0} /  ∅,forall >0, and ii in Theorem 4.10 is false. In fact, for any β>0andd ∈ Tf x,fS ∩ −q − D  βU ⊂−int R 2  , T 2 fx,fS,dT  fx,fS,dR 2 ,sincefx ∈ intfS.But x ... Multiobjective Optimization Problems Ying Gao, 1 Xinmin Yang, 1 and Heung Wing Joseph Lee 2 1 Department of Mathematics, Chongqing Normal University, Chongqing 400047, China 2 De...

Ngày tải lên: 21/06/2014, 07:20

... .Finally,(e) follows from the fact that 1 −x ≤ e −x , ∀x, and noting that α = α.Combining (72)and(79) and substituting into (68)yields 16 EURASIP Journal on Advances in Signal Processing Since ... decoding delay constraint, that is, decoding must be performed over each separate block, and a single-layer code is used. In this case, as the transmitter does not have any information about...

Ngày tải lên: 21/06/2014, 08:20