Báo cáo hóa học: " Research Article Extension of Pairwise Broadcast Clock Synchronization for Multicluster Sensor Networks" docx

... Signal Processing Volume 2008, Article ID 286168, 10 pages doi:10.1155/2008/286168 Research Article Extension of Pairwise Broadcast Clock Synchronization for Multicluster Sensor Networks Kyoung-Lae ... the example of Figure 5(a), the network syn- chronized using GPA requires the same number of pairwise synchronizations as that of NPA. However, the number of...

Ngày tải lên: 22/06/2014, 19:20

... behavior of this type of system, such as distribution of intensities of fluctuations and distribution of temporal autocorrelations among individual units of the system. Appendices A. Replacement of ... a vast system of interconnecting biochemical reactions between billions of molecules belonging to tens of thousands of molecular species. Therefore, studying general proper...

Ngày tải lên: 22/06/2014, 00:20

... that of WSNHA- LBAR because automatic self-learning in WSNHA-LBAR is exchanged by the decrease of performance for packet aver- agedelay. The performance for overhead of WSNHA-LBAR Table 4: Performance ... increment interval of 50 nodes. 5.3.2. The Second Group of Simulation Scenarios. In this group of simulation scenarios, we fixed the number of sensor nodes, the number of...

Ngày tải lên: 21/06/2014, 05:20

... the dynamics of wireless communications, the frequent failures of sensor nodes and the variety of the applications for wireless sensor networks. Some testbeds or test platforms for wireless sensor ... nodes. Sensor nodes are the basic cells of the wireless sensor networks. Therefore it is fundamental to learn the architec- ture of sensor nodes. At present there exist...

Ngày tải lên: 21/06/2014, 17:20

... need for this additional hardware. 5.2.2. Provisional results To test the performance of this calibration procedure, the results are of 1000 simulations of a 10 × 10 array, each performed for ... of the array will have on the outcome of this calibra- tion scheme, these results are discarded. For the results pre- sented here, this corresponds to the connection of an addi- tio...

Ngày tải lên: 22/06/2014, 19:20

... (because of grey prediction). Here- after, it switches to this route to avoid failure of the path. Even if node C n moves out of the radio range of source node A D S Timeout Figure 8: Reverse path formation. D A B C m C n C 4 C 3 C 2 C 1 C 240 ... Owing to the sensor characteristics and the sampling rate of digital information, the measured target trajectory data are usually not a...

Ngày tải lên: 22/06/2014, 19:20

... 12 89.5OutofP c P 33 13 82.9OutofP c P 33 14 85.8OutofP c P 33 21 85.8OutofP c P 33 22 80.8OutofP c P 33 23 67.216.9 P 33 24 74.59.1 P 33 25 86.5OutofP c P 33 31 87.0OutofP c P 33 32 80.0OutofP c P 33 ... adjust the schedule of sleep, by which a node can save energy con- sumption. Although the problem of collision is inevitable, the aim of this research is focused on a timing control...

Ngày tải lên: 22/06/2014, 22:20

... result. Hindawi Publishing Corporation Journal of Inequalities and Applications Volume 2007, Article ID 82038, 7 pages doi:10.1155/2007/82038 Research Article Extension of Oppenheim’s Problem to Bessel Functions ´ Arp ´ ad ... of the function x → (1 + a 1 x) 2 /(a 1 + x)on[1,∞)is4a 1 (1 − a 2 1 ), we have Q(α) ≥ 4a 1 (1 − a 2 1 ), and with this, the proof is complete.  Proof...

Ngày tải lên: 22/06/2014, 06:20

... functions (seealso[6] for further results). In this note, our aim is to extend the above-mentioned 4 Journal of Inequalities and Applications 2.Proofofmainresults Proof of Theorem 1.1. First, ... pages doi:10.1155/2007/82038 Research Article Extension of Oppenheim’s Problem to Bessel Functions ´ Arp ´ ad Baricz and Ling Zhu Received 10 September 2007; Accepted 22 October 2007 Re...

Ngày tải lên: 22/06/2014, 06:20

... a nonempty subset of X.AsubsetK of X is called a retract of X if there exists a continuous map P : X → K such that Px  x for all x ∈ K. Every closed convex subset of a uniformly convex Banach ... a nonempty closed convex subset of X,andFT is the set of fixed points of mapping T. A Banach space X is said to be uniformly convex if the modulus of convexity of X is as follow...

Ngày tải lên: 21/06/2014, 10:20