Báo cáo hóa học: " Research Article A Utility-Based Downlink Radio Resource Allocation for Multiservice Cellular DS-CDMA Networks" pot

... before issuing a DSC packet. Once again, it Table 1: Relevant simulation parameters. CSMA/CA PHY layer and 2C-WSN Parameter Value Parameter Value macMinBE 3 Radio datarate 250 kbps macMaxBE 5 Radio range 50 ... ends before attempting channel access. Thus, the 2C algorithm is able to provide guarantees for fair channel access. Each station participating in a CRI maintains a counter...

Ngày tải lên: 21/06/2014, 11:20

... management for vertical handoff between WWAN and WLAN,” IEEE Communications Magazine, vol. 41, no. 11, pp. 102–108, 2003. [10] A. Calvagna and G. Modica, A cost-based approach to vertical handover ... after the transmission of packet k,wherep is the probability that a packet transmission fails, that is, packet error rate (PER). For analysis, we assume that the wireless channel is a G...

Ngày tải lên: 21/06/2014, 23:20

... in language modeling. Latent topic modeling approaches such as Latent Semantic Analysis (LSA) [1, 2], Probabilistic Latent Semantic Analysis (PLSA) [3], and Latent Dirichlet Allocation (LDA) [4] ... Statistical language models are obtained using different approaches depending on the resources and tasks requirements. Extracting n-gram statis- tics is a prevalent approach for statistical l...

Ngày tải lên: 21/06/2014, 08:20

... ΔPSNRY versus subsample ratio based on Ta bl e 7 and shows that all tested sequences can satisfy to maintain the visual quality 2 EURASIP Journal on Advances in Signal Processing called the A- TDB algorithm, ... subsample approach is feasible and scalable for either hardware or software implementation. The proposed approach is not limited for FSBM, but valid for all kinds of FBMAs. The...

Ngày tải lên: 21/06/2014, 08:20

... cooperate with people as capable partners, that are able to learn from natural human instruction and that are intuitive and engaging for people to interact with, but that are also able to simultaneously ... left images of several image pairs of an image sequence perceived from a stationary binocular camera head. Although the index values below each image are not consecutive, all image pai...

Ngày tải lên: 21/06/2014, 09:20

... Speed-Adaptive Media-Data Encryption (SAME) Statistical char acteristics of compressed audio/video data are dramatically different from the ones of text data, because the variable-length codes and other ... Journal on Wireless Communications and Networking 5 original data. Statistical analysis in [ 12] shows that the coded data have high randomness at the byte level. Based on this statistical...

Ngày tải lên: 21/06/2014, 11:20

... Wireless Systems, Barcelona, Spain, May 2010. [20] I. Askoxylakis, K. Markantonakis, T. Tryfonas, J. May, and A. Traganitis, A face centered cubic key agreement mechanism for mobile ad hoc networks,” ... following: there are two parties A, B that share a password P.Bothpartiesuse a suitable symmetric cryptosystem but entity A has also the ability to create a random asymmetric ke...

Ngày tải lên: 21/06/2014, 11:20

... the network performance parameters are evaluated, for example, packet delay and loss ratio. 5.1. Raw Signal Level. It is fundamental for HINT to acquire the internal signals accurately inside a sensor ... Conference on Sensor and Ad Hoc Communications and Networks (SECON ’04), Santa Clara, Calif, USA, October 2004. [7] S. Park, A. Savvides, and M. B. Srivastava, “SensorSim: a simulat...

Ngày tải lên: 21/06/2014, 17:20

... 2007. 2 L C. Jang, A new q-analogue of Bernoulli polynomials associated with p-adic q-integrals,” Abstract and Applied Analysis, vol. 2008, Article ID 295307, 6 pages, 2008. 3 L C. Jang, S D. ... numbers and polynomials associated with Gaussian binomial coefficients,” Russian Journal of Mathematical Physics, vol. 15, no. 1, pp. 51–57, 2008. 14 T. Kim, “An invariant p-adic q-integral on...

Ngày tải lên: 21/06/2014, 20:20

... Hilbert space,” Journal of Mathematical Analysis and Applications, vol. 20, pp. 197–228, 1967. 8 F. Liu and M. Z. Nashed, “Regularization of nonlinear Ill-posed variational inequalities and convergence ... Application, Yokohama, Yokohama, Japan, 2000. 2 L C. Ceng and J C. Yao, “Relaxed viscosity approximation methods for fixed point problems and variational inequality problems,” Nonlinea...

Ngày tải lên: 21/06/2014, 20:20