Báo cáo hóa học: " Research Article Link Quality-Based Transmission Power Adaptation for Reduction of Energy Consumption and Interference" pot

... pages doi:10.1155/2010/920131 Research Article Link Quality-Based Transmission Power Adaptation for Reduction of Energy Consumption and Interference Jinglong Zhou, Martin Jacobsson, and Ignas Niemegeers Faculty of Electrical ... to save energy [2]. Another way of saving energy is to adapt the transmission power for the transmission of packets. Po...

Ngày tải lên: 21/06/2014, 11:20

... diagram of the main algo- rithm of the learning phase is depicted in Figure 1. The train- ing data is processed separately for speech and for music, and for each a set of candidate features for discrimination is ... based on band energy ratio—the low energy ratio, defined as the ratio between the spectral energy below 70 Hz and the total energy, and the high energ...

Ngày tải lên: 21/06/2014, 20:20

... μ s 2 π s /η 2 , for a FAR equal to 0.001. Note the poor performance of both CONV-LS receiver and OPT-LS receiver for L = 1 and the good performance of OPT-LS re- ceiver for L = 3 for both modulations, ... (C) and OPT-LS (O) re- ceivers as a function of the input SNR, μ s 2 π s /η 2 ,foraFAR equal to 0.001 and for several values of the number of sen- sors. Note, f...

Ngày tải lên: 22/06/2014, 20:20

... senders of incipient congestion, REAQM overcomes the packet loss problem of burst data and errors over wireless links, and also performs well for high degree of multiplex of flows over wired links. The ... that of REM, and is larger than that of RED and AVQ. Packet loss ratio (Figure 3(b)) of REAQM is smaller than other schemes. Link utilization (Figure 3(c)) of REA...

Ngày tải lên: 22/06/2014, 22:20

... Corporation Journal of Inequalities and Applications Volume 2011, Article ID 576301, 9 pages doi:10.1155/2011/576301 Research Article Almost Sure Central Limit Theorem for Product of Partial Sums of Strongly ... Brosamler 1, Schatte 2, Lacey and Philipp 3, and Peligrad and Shao 4. Khurelbaatar and Rempala 5 gave an ASCLT for product of partial sums of i...

Ngày tải lên: 21/06/2014, 05:20

... introduced the concept of fuzzy sets, many authors have extensively developed the theory of fuzzy sets and applications. George and Veeramani 2, 3 gave the concept of fuzzy metric space and defined a ... 1994. 3 A. George and P. Veeramani, “On s ome results of analysis for fuzzy metric spaces,” Fuzzy Sets and Systems, vol. 90, no. 3, pp. 365–368, 1997. 4 T. G. Bhaskar...

Ngày tải lên: 21/06/2014, 05:20

... computations for each adjacent pair of components present in the signal indicated by subscript n. The value of the measure R i will be close to one for good performing TFDs and zero for poor performing ... number of clusters and the lack of direct connection to the data. On the score of Figures 2(a) and 2(b), the number of clusters can be only rated to 3. In Figures 2(...

Ngày tải lên: 21/06/2014, 08:20

... C. Krasic, J. Snow, and J. Walpole, “A measurement-based analysis of the real-time performance of linux,” in Proceedings of the 8th IEEE Real-Time and Embedded Technology and Applications Symposium, ... verhead to the performance of the kernels. 1. Introduction One of the difficulties of designing an OS kernel for embedded systems is supporting both predictable real- time sc...

Ngày tải lên: 21/06/2014, 11:20

... x-coordinates of T and that of T  and collects the positive coefficients c x . Similarly, it calculates the Pearson correlation coefficient of the y-coordinates of T and that of T  . Let the set of positive coefficients ... two nodes s and s  ,letT and T  be the trajectories of s and s  of the time window W.ForbothT and T  , the collector node s computes θ i at e...

Ngày tải lên: 21/06/2014, 18:20

... duration for a successful transmission of a packet at link l. The weight of a path p is simply the summation of the ETTs of the links on the path. The relationship between the ETT of link l and ETX ... parameter E i and link security level parameter S i .Forexample,S i is high for an Ethernet link and low for an insecure WiFi link. Respectively, E i is high f...

Ngày tải lên: 21/06/2014, 23:20