Báo cáo hóa học: " Changes in the criticality of Hopf bifurc

Báo cáo hóa học: " Changes in the criticality of Hopf bifurcations due to certain model reduction techniques in systems with multiple timescales" pdf

... associate the Hopf bifurcation with the direction of v. A natural ﬁrst step in determining the criticality of the Hopf bifurcation in the full system (14) might be to reduce the dimension of the model ... bifurcation of the layer problem (for k ≥2). We may want to know if one can relate the criticality of the Hopf bifurcation obtained in...

Ngày tải lên : 20/06/2014, 23:20

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Báo cáo hóa học: " Research Article A Low-Complexity LMMSE Channel Estimation Method for OFDM-Based Cooperative Diversity Systems with Multiple Amplify-and-Forward Relays" docx

... expected from (19) since the transmitting energy in the training section is linear with the training length K.From this ﬁgure, it is seen that increasing the relay number would degrade the MSE performance ... two-hop AF protocol, the circulant training matrices of relay terminals must be orthogonal. Then, we exploit the inherent orthogonal characteristic of the optimal...

Ngày tải lên : 22/06/2014, 00:20

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Báo cáo hóa học: " Research Article Performance Analysis of Blind Subspace-Based Signature Estimation Algorithms for DS-CDMA Systems with Unknown Correlated Noise" pptx

... of (28) in the high SNR regime. It explicitly clariﬁes the MSE of the estimated channel vector in terms of the environmental parameters such as the received power of the user of interest at the ... close to each other and, therefore, the use of the random spreading codes instead of the Gold codes retains the accuracy of (53). 6. CONCLUSIONS In thi...

Ngày tải lên : 22/06/2014, 23:20

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báo cáo hóa học:" Re-evaluating the role of natural killer cells in innate resistance to herpes simplex virus type 1" pot

... KOS-GFP spread in the eyes or periocular skin of scid mice during the first 6 days p.i. (Fig. 6A). In contrast, CyP treatment enhanced the spread of KOS-GFP into the periocular skin of scid mice ... activators of Stat 1-induced resistance to HSV-1 in vivo. However, further studies are necessary to determine if chemokines and pro-inflammatory cytokines are also import...

Ngày tải lên : 20/06/2014, 04:20

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Báo cáo hóa học: " Research Article The Displacement of Base Station in Mobile Communication with Genetic Approach" potx

... the low-traﬃc density. The coverage rate is decreased according to the changing weight of the traﬃc factor, from 0.9 to 0.8. As the weight of the power factor increases, the actual assigned transmit ... to the rest of the population. The higher the score, the more selective an individual will be. Any individual has a probability p of the choice, where p...

Ngày tải lên : 21/06/2014, 22:20

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Báo cáo hóa học: " Relationship between the loss of neutralizing antibody binding and fusion activity of the F protein of human respiratory syncytial virus" doc

... tolerant to multiple changes in the site II and IV/V/VI region in contrast with the somewhat limited spectrum of changes in the F protein identified from the isolation of HRSV neutralizing antibody virus ... escape mutants. This finding suggests that aspects other than fusion activity may limit the spectrum of changes tolerated within the F protein that are...

Ngày tải lên : 20/06/2014, 01:20

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báo cáo hóa học:"Clinical presentation and aetiologies of acute or complicated headache among HIV-seropositive patients in a Ugandan clinic" ppt

... drafting and reviewing of the manuscript. MAS participated in study set up, drafting and reviewing of the manuscript. AR participated in conception of the study, drafting and writing of the ... manuscript. EK was involved in the conception of the study and drafting of the manuscript. EMW participated in the data analysis, drafting and reviewing of th...

Ngày tải lên : 20/06/2014, 08:20

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Báo cáo hóa học: " Research Article The Existence of Positive Solution to a Nonlinear Fractional Differential Equation with Integral Boundary Conditions" potx

... employed to obtain some results on the existence of positive solutions by using ﬁxed point theorem in cones. The proofs are based upon the reduction of problem considered to the equivalent Fredholm integral ... x with r ≤x≤R. The proof is complete. 5. Discussion In this section, we oﬀer some interesting discussion associated with boundary value problems 1.5. Si...

Ngày tải lên : 21/06/2014, 05:20

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Báo cáo hóa học: " Research Article The Best Lower Bound Depended on Two Fixed Variables for Jensen’s Inequality with Ordered Variables" pot

... R k x k  . 4.2 Since Q i  p i1  ··· p k−1  R k  1, 4.3 this inequality is a consequence of Jensen’s inequality. Thus, the proof is completed. 4 Journal of Inequalities and Applications with equality ... increasing, g  x ≥ g10, gx is increasing, and hence gx ≥ g10forx ≥ 1. This concludes the proof. Proof of Proposition 2.7. Using Corollary 2.5, we need to...

Ngày tải lên : 21/06/2014, 07:20

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Báo cáo hóa học: " Research Article The Effect of a Voice Activity Detector on the Speech Enhancement Performance of the Binaural Multichannel Wiener Filter" ppt

... reasons: (1) the SNRs often found in the environment span the range of −10 to 5 dB and should therefore be included in the evaluation of algorithms for hearing aids [17]and(2)theSRTpoint,atwhichthereis highest ... calculation. In order to investigate the combined systems noise reduction performance, including the eﬀect of the noise controlling parameter λ that...

Ngày tải lên : 21/06/2014, 08:20

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