Báo cáo hóa học: " Hop-distance relationship analysis with quasi-UDG model for node localization in wireless sensor networks" pdf

... Access Hop-distance relationship analysis with quasi-UDG model for node localization in wireless sensor networks Deyun Gao 1 , Ping Chen 2 , Chuan Heng Foh 3* and Yanchao Niu 1 Abstract In wireless ... number of sensor nodes involved in building a single WSN, it is cost ineffectiv e to e quip every sensor node with such a sophisticated device. Therefore,...

Ngày tải lên: 20/06/2014, 22:20

... only in charge of disseminating initial keys to its neighboring ordinary nodes and replies those request messages which are consistent with what its two neighboring ordinary nodes claim. In other ... also preload H(R 2 ). After being preloaded with corresponding keying mate- rial, all nodes, including ordinary nodes and auxiliary nodes, are randomly deployed in a sensed area. 4.2. D...

Ngày tải lên: 21/06/2014, 17:20

... information processing (CSIP) in wireless sensor networks. Target tracking is one of the key motivating applications of wireless sensor networks [4–8]. Passive acoustic sensor is often used in ... collaboration for tracking applications in ad hoc sensor networks is overviewed, which determines participants in a sensor collaboration” by dynamically optimizing the informa...

Ngày tải lên: 21/06/2014, 20:20

... cooperation methodsinwirelessnetworksincluding[11]and[12] were discussed only in the link or/and physical layer. 6 Conclusion We proposed a TCP window-size delegation method for downlink TXOP Exchange in WLANs. In our method, ... · W d i / 2 in Equation 4. In Figure 8, win- dow-size delegation i ncreases an incre asing slope of W ci (x)inanintervaloflinearto(1+a)-fold from W i (x)...

Ngày tải lên: 21/06/2014, 01:20

... regularity for CAT0-spaces,” Journal of Mathematical Analysis and Applications, vol. 325, no. 1, pp. 386–399, 2007. 22 N. Shahzad and J. Markin, “Invariant approximations for commuting mappings in ... closed convex subset of a complete CAT0 space always has a fixed point. Since then the fixed point theory for single-valued and multivalued mappings in CAT0 spaces has been rap...

Ngày tải lên: 22/06/2014, 02:20

... algorithm in wireless sensor networks is stated in the following theorem. Theorem 1. Consider the M-th order DAC algorithm in (2) in a time-invariant, connected, undirected wireless sensor network, with ... the diversity gain. In the future, we intend to investigate the effects of fading, link failure, and other practical condi- tions when utilizing the DAC algorithm in...

Ngày tải lên: 21/06/2014, 16:20

... antiangiogenic therapy in advanced HCC [11,12]. Sunitinib, an oral multitargeted tyrosine kinase inhibitor with antiangiogenic activity in vivo,has been investigated in advanced HCC within several phase II ... responsible for recruiting/supplying patients for the study trial. CH, SD, ER, ML, SL, and XL were all involved with the acquisition and interpretation /analysis of study...

Ngày tải lên: 20/06/2014, 04:20

... acquisition of data, or analysis and interpretation of data; 2) have been involved in drafting the article or revising it critically for important intellectual content; and 3) have given final approval ... season. They have observed that dengue cases were higher during rainy season showing the importance of rain in forming prime breeding sites for A. aegypti thus spread of DI [20]....

Ngày tải lên: 20/06/2014, 04:20

... wavelet coefficients. With the ultimate goal of promoting sparsity in a transform domain, we investigate in this article techniques for optimizing sparsity criteria, which can be used for the design ... to http://asp.eurasipjournals.com/authors/instructions/ For information about other SpringerOpen publications go to http://www.springeropen.com EURASIP Journal on Advances in Signa...

Ngày tải lên: 21/06/2014, 17:20

... classification for improving speech intelligibility in hearing aids using a layered structure,” in Proceedings of the 7th International Con- ference Intelligent Data Engineering and Automated Learning (IDEAL ... pieces of useful information: (i) Those quantization formats with a low number of bits for representing the integer part, such as, for example, Q2.14, finally lead to an inc...

Ngày tải lên: 21/06/2014, 20:20