Báo cáo hóa học: " Research Article Nonlinear Analysis of th

Báo cáo hóa học: " Research Article Nonlinear Analysis of the BOLD Signal" ppt

... accelerate the convergence of the algorithm. The nature of the fixed point is determined by the char- acteristic values of the Jacobian matrix of partial derivatives evaluated at the fixed point. The ... set of weighted sigma points so that the first two moments of these points match the prior distribution and propagates them through the actual nonlinear funct...

Ngày tải lên : 21/06/2014, 20:20

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Báo cáo hóa học: " Research Article Performance Analysis of the 3GPP-LTE Physical Control Channels" pdf

... OFDM symbol of the first slot of each subframe. For the normal CP duration, the PHICH is also mapped into the first OFDM symbol of the first slot of each subframe. On the other hand, for the extended ... defining the control channels to resource element mapping. The size of the REG varies depending on the OFDM symbol number and antenna configuration [1]. The PCFIC...

Ngày tải lên : 21/06/2014, 11:20

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Báo cáo hóa học: " Research Article Performance Analysis of Ad Hoc Dispersed Spectrum Cognitive Radio Networks over Fading Channels" potx

... function of MGF, and the MGF of the dispersed spectrum CR system over Nakagami-m channel is given in (7) which is deﬁned as the Laplace transformofthePDFoftheSNR[19]. Let the SNR at the end of a ... p max e are the bit error rate at the end of a single link and the maximum P e can be tolerated to receive the data, respectively. The average P e at the end of a m...

Ngày tải lên : 21/06/2014, 05:20

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Báo cáo hóa học: " Research Article Convergence Analysis of a Mixed Controlled l2 − l p Adaptive Algorithm" potx

... report the simulations results of the proposed algorithm for α = 0.2andα = 0.8, respectively, for an SNR of 10 dB. InthecaseofanSNRof20dB,Figures9 and 10 depict the results. The case of α = 0.2isshowninFigure9 ... Laplacian. The length of the adaptive ﬁlter is the same as that of the unknown system. The learning curves are obtained by averaging 600 independent runs...

Ngày tải lên : 21/06/2014, 08:20

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báo cáo hóa học:" Research Article Dynamical Analysis of a Delayed Predator-Prey System with Birth Pulse and Impulsive Harvesting at Different Moments" pdf

... as t →∞. This completes the proof. The next work is to investigate the permanence of the system 2.4. Before starting our theorem, we give the deﬁnition of permanence of system 2.4. Deﬁnition ... maturity. w is the natural death rate of the immature prey population. d 1 is the natural death rate of the mature prey population. d 2 is the natural death rate of...

Ngày tải lên : 21/06/2014, 11:20

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Báo cáo hóa học: " Research Article Performance Analysis of Two-Hop OSTBC Transmission over Rayleigh Fading Channels" ppt

... likelihood (ML) detection of OSTBCs for the case of spatially colored noise given in [11], the received SNRisobtainedasfollows. Theorem 1. Using the exact relay gain, the received SNR of two-hop AF OSTBC ... P out log SNR . (29) Theorem 7. The diversity order of a two-hop AF relay system is min {N S , N D } when an OSTBC strateg y is employed at the source. Proof. Since t...

Ngày tải lên : 21/06/2014, 11:20

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báo cáo hóa học:" Research Article Performance Analysis of Bit-Width Reduced Floating-Point Arithmetic Units in FPGAs: A Case Study of Neural Network-Based Face Detector" ppt

... network and the output of the input layer nodes is precisely the components of the input pattern. For successive layers, the input to each node is then the sum of the products of the incoming vector components ... 1. The output error equation of the ﬁrst layer (15) and the error equation of the second layer (21)arediﬀerent. However, the error equation of...

Ngày tải lên : 21/06/2014, 20:20

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Báo cáo hóa học: "Research Article Asymptotic Analysis of Large Cooperative Relay Networks Using Random Matrix Theory" pptx

... +1. (C.5) The remaining part of the proof is the same as the proof of Proposition 4 in Appendix B. D. PROOF OF PROPOSITION 6 We ﬁrst prove the following lemma which provides the impact of perturbation ... stages. Further denote the thermal noise at the relays by the K- vector z, the noise in the ﬁrst stage at the destination by the M-vector w 1 and the nois...

Ngày tải lên : 21/06/2014, 22:20

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Báo cáo hóa học: " Research Article Complexity Analysis of Reed-Solomon Decoding over GF(2m) without Using Syndromes" potx

... decoding latency is simply the sum of the latency of all the functional units. The decoder architecture based on Algorithm 2 has the longest latency, regardless of the rate. The syndrome-based decoder ... computational complexities of Steps of RS decoding depend on the received word, and the total complexity is obtained by ﬁrst computing the sum of complexities...

Ngày tải lên : 21/06/2014, 23:20

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Báo cáo hóa học: " Research Article Throughput Analysis of Band-AMC Scheme in Broadband Wireless OFDMA System" pptx

... independent of each other. Denoting m (l) j as the expected value of CIR for band j in group l, then the following probability density function (PDF) for CIR of the corresponding band under the condition ... if γ 0 is the mean value of the carrier-to-interference ratio at a speciﬁed distance r d from the transmitter, then the distribution of the observed carrier-to...

Ngày tải lên : 21/06/2014, 23:20

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