Báo cáo hóa học: " Research Article A Low Delay and Fast Con

Báo cáo hóa học: " Research Article A Low Delay and Fast Converging Improved Proportionate Algorithm for Sparse System Identiﬁcation" potx

... pages doi:10.1155/2007/84376 Research Article A Low Delay and Fast Converging Improved Proportionate Algorithm for Sparse System Identification Andy W. H. Khong, 1 Patrick A. Naylor, 1 and Jacob Benesty 2 1 Department ... 2004. [9] K. Dogançay and O. Tanrikulu, “Adaptive filtering algorithms with selective partial updates,” IEEE Transactions on Circuits and S...

Ngày tải lên : 22/06/2014, 19:20

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Báo cáo hóa học: " Research Article A Total Variation Regularization Based Super-Resolution Reconstruction Algorithm for Digital Video" ppt

... 2-dimensional Laplacian operator) was also tested to make a comparative analysis. It is noted that the Laplacian regularization generally has stronger constraint on the image than the TV regularization ... Householder Award IX, in 1996, at Switzerland, an excellent young researcher’s presentation at Nanjing International Conference on Optimization and Numerical Alge- bra, 1999, and the...

Ngày tải lên : 22/06/2014, 19:20

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Báo cáo hóa học: " Research Article A Low-Complexity Algorithm for Static Background Estimation from Cluttered Image Sequences in Surveillance Contexts" doc

... (http://www.multitel.be/ ∼va/candela/), and 10 unscripted sequences obtained from a railway station in Brisbane. The CAVIAR and and CANDELA sequences were chosen based on four criteria: (i) a minimum duration of ... are from a railway station in Brisbane, the third is fr om the CANDELA dataset and the last is from the CAVIAR dataset. In the ﬁrst sequence, several commuters wait f...

Ngày tải lên : 21/06/2014, 08:20

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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

... M i is a K ×K linear transformation unitary matrix to ensure channel identifiable, as explained later; α i is the relay amplification factor to meet the power constraint for each relay terminal and ... frequency-flat fading channels in [12] using the channel estimation performance bound as a metric for training design. It was found that the optimal training can be achieved from an arbi...

Ngày tải lên : 22/06/2014, 00:20

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Báo cáo hóa học: " Research Article A Low-Complexity UEP Methodology Demonstrated on a Turbo-Encoded Wavelet Image " pot

... 10 −5 and reaches a plateau at 100% foraBERof10 −3 before reaching a peak at 200% for a BERof3 × 10 −2 . Clearly additivity is not respected within FlexWave-II and exhibits a large additivity deviation. ... S. D. Taubman, JPEG2000: Image Compression Fundamentals, Standards and Practice, Kluwer Academic Publishers, Norwell, Mass, USA, 2001. [35] M. Zhao and A. N. Akansu, “Op...

Ngày tải lên : 22/06/2014, 06:20

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Báo cáo hóa học: " Research Article A Low-Complexity UEP Methodology Demonstrated on a Turbo-Encoded Wavelet Image Satellite Downlink" pptx

... 10 −5 and reaches a plateau at 100% foraBERof10 −3 before reaching a peak at 200% for a BERof3 × 10 −2 . Clearly additivity is not respected within FlexWave-II and exhibits a large additivity deviation. ... usually results in data erasure or data corruption. Corruption means that data may be received with errors, while erasure means that data is not received at all. A system...

Ngày tải lên : 22/06/2014, 06:20

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Báo cáo hóa học: " Research Article A Generalized Nonlinear Random Equations with Random Fuzzy Mappings in Uniformly Smooth Banach Spaces" potx

... Inequalities and Applications studied a class of random generalized nonlinear mixed variational inclusions for random fuzzy mappings and constructed an iterative algorithm for solving such random problems. Very ... Nonlinear Analysis: Theory, Methods & Applications, vol. 16, no. 12, pp. 1127–1138, 1991. 31 R. Ahmad and A. P. Farajzadeh, “On random variational inclusions w...

Ngày tải lên : 21/06/2014, 07:20

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Báo cáo hóa học: " Research Article A New Inverse Halftoning Method Using Reversible Data Hiding for Halftone Images" docx

... 9 displays the LUT information and structure and is denoted as LH (LUT data header). 3.3. Overhead Information and Data Embedding. The ov er- head information includes two kinds of data; SH is ... Introduction Inverse halftoning is a process which transforms halftone images into grayscale images. Halftone images are binary images that provide a rendition of grayscale images and co...

Ngày tải lên : 21/06/2014, 08:20

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Báo cáo hóa học: "Research Article A Novel Quantize-and-Forward Cooperative System: Channel Estimation and M-PSK Detection Performance" potx

... estimates, the EM algorithm can be used. The EM algorithm is an iterative algorithm that alternates between an estimation step and a maximization step. It allows calculating a ML estimate of a set ... division relay channel,” Eurasip Journal on Wireless Communications and Net- working, vol. 2007, Article ID 20258, 11 pages, 2007. [8] A. Chakrabarti, A. de Baynast, A. Sa...

Ngày tải lên : 21/06/2014, 17:20

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Báo cáo hóa học: "Research Article A User Cooperation Stimulating Strategy Based on Cooperative Game Theory in Cooperative Relay Networks" potx

... should pay so as to encourage cooperation as well as maintain fairness?” Using two diﬀerent cooperative forwarding modes, speciﬁcally, Amplify -and- Forward (AF) and Decode -and- Forward (DF) cooperation, the ... data to the BS, then m should be no larger than one. On the other hand, a relay can, at most, forward the same amount of data originating from the source. Finally, to create a...

Ngày tải lên : 21/06/2014, 23:20

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