Fixed domain asymptotics and consistent estimation for gaussian random field models in spatial statistics and computer experiments

... frameworks in spatial statistics, increasing domain asymptotics and fixed domain asymptotics or called in ll asymptotics (Cressie, 1993) In increasing domain asymptotics, the distance between neighboring ... conditions, under increasing domain asymptotics (Mardia and Marshall, 1984) We are interested in processes on a given fixed region of ℝ 𝑑 and focus on fixed...

Ngày tải lên: 11/09/2015, 10:01

... that is system capacity In Chapter 5, the MIMO -OFDM system capacity with imperfect feedback channel is investigated In Chapter 6, the capacity variances for OFDM systems over Rayleigh and Ricean ... 6) Chapter 2: OFDM systems and MIMO systems Since the thesis studies the channel estimation for OFDM systems and system capacity for MIMO -OFDM sy...

Ngày tải lên: 20/11/2012, 11:28

... multiple dialogue acts, according to manual dialogue act annotation Within the set of utterances that contain multiple dialogue acts, the average number of dialogue acts per utterance is 2.3 The dialogue ... number of words in utterances with only a single dialogue act is 7.5 (with a maximum of 34, and minimum of 1), and the average length of utterances with mu...

Ngày tải lên: 07/03/2014, 22:20

... Random approximation with weak contraction random operators and a random fixed point theorem for nonexpansive random selfmappings Suhong Li1∗,2 , Xin Xiao1 , Lihua Li1 and Jinfeng ... introducing a random iteration process with weak contraction random operator, we obtain a convergence theorem of the random iteration process to a random fixed...

Ngày tải lên: 20/06/2014, 21:20

... theorems for generalized hybrid mappings on CAT(0) spaces Fixed Point Theory and Applications 2011 2011:49 Submit your manuscript to a journal and benefit from: Convenient online submission Rigorous ... on CAT(0) spaces Next, we also consider iteration process (1.5), (1.6), or Mann’s type for generalized hybrid mappings on CAT(0) spaces, and our results...

Ngày tải lên: 21/06/2014, 00:20

... Communications and Networking were conducted to evaluate the performance of the CFO estimation using CAZAC sequences We first compare the performance using CAZAC sequences with the performance using two ... the performance of the CFO estimation using CAZAC sequences and demonstrate the performance gain achieved by using the optimal training sequences In the si...

Ngày tải lên: 21/06/2014, 05:20

... practice, transition time is a random variable for a sampling data block The transition time K is set randomly between and M with a uniform distribution As indicated in Figure 6, the performance ... the frequency estimation is paramount, then all M samples may be adopted to perform the frequency estimation It would rely on the type of the application, and using whole M o...

Ngày tải lên: 21/06/2014, 08:20

... Tham, S Ranganath, M Ranganath, and A A Kassim, A novel unrestricted center-biased diamond search algorithm for block motion estimation, ” IEEE Transactions on Circuits and Systems for Video Technology, ... (5) Adaptive Motion Estimation with Variable Subsample Ratios To efficiently alleviate the high-frequency aliasing problem and maintain the visual quality for video...

Ngày tải lên: 21/06/2014, 08:20

... decreasing SNRest than In this work, we investigated different channel estimation protocols for two-hop AF relaying networks (single-user and multiuser) in the presence of additive estimation noise and ... Networking their respective gain factors In the following, we derive expressions for the channel estimates as a function of the actual channel...

Ngày tải lên: 21/06/2014, 17:20

... Nonlinear and Convex Analysis, vol 9, no 1, pp 37–43, 2008 19 J.-W Peng and J.-C Yao, “A new hybrid-extragradient method for generalized mixed equilibrium problems, fixed point problems and variational ... Zeng, N.-J Huang, and C.-W Zhao, “Viscosity approximation methods for generalized mixed equilibrium problems and fixed points of a sequence of nonexpansive...

Ngày tải lên: 21/06/2014, 20:20

... OFDMA, −20 dB OFDMA, −10 dB OFDMA, dB OFDMA, 10 dB OFDMA, 20 dB OFDMA, 30 dB SC -FDMA, −20 dB SC -FDMA, −10 dB SC -FDMA, dB SC -FDMA, 10 dB SC -FDMA, 20 dB SC -FDMA, 30 dB Figure 5: Comparison of the ... SNR (dB) OFDMA, Rx OFDMA, Rx (MRC) OFDMA, Rx (MRC) SC -FDMA, Rx SC -FDMA, Rx (MRC) SC -FDMA, Rx (MRC) (b) Figure 6: Comparison of the achievable information rate between OFDMA an...

Ngày tải lên: 21/06/2014, 23:20

... schemes (1.6) and (1.7), we introduced a new extragradient method for finding a common element of the set of fixed points of a nonexpansive mapping and the set of solutions of the variational inequality ... theorem by an extragradient method for nonexpansive mappings and monotone mappings,” Journal of Optimization Theory and Applications, vol 128, no 1, pp 191–201, 200...

Ngày tải lên: 22/06/2014, 22:20

... asymptotics and elliptic Harnack inequalities near the extinction time for fast diffusion equation,” preprint, 2006 [5] M Bonforte and J L Vazquez, “Global positivity estimates and Harnack inequalities for ... Elliptic Harnack inequalities imply intrinsic Harnack inequalities and H¨ lder continuity o (iv) All positive times, for any ε > and for all t > ε: gl...

Ngày tải lên: 22/06/2014, 22:20

... information of CIR length for both the receiver and the transmitter to adjust the GI length adaptively Moreover, the estimated noise variance can be used for generation of the channel state information ... proposed OFDM system as in a conventional OFDM system To implement the adaptive GI length concept for broadcasting OFDM systems, a feedback channel is require...

Ngày tải lên: 22/06/2014, 22:20

... bits), LS (M = 26 bits), and known channel Turbo ST receivers We formulate the ML estimation problem that takes into account the deterministic symbols corresponding to the training sequence and ... our channel estimation technique enables us to diminish the training sequence length up to only bits, instead of the 26 bits considered in the GSM standard, thus achieving a 1...

Ngày tải lên: 23/06/2014, 01:20