Báo cáo hóa học: " Research Article Fast Subspace Tracking Algorithm Based on the Constrained Projection Approximation" pdf
Báo cáo hóa học: " Research Article Fast Subspace Tracking Algorithm Based on the Constrained Projection Approximation" pdf
... as the constrained projection approximation subspace tracking (CPAST) algorithm, guarantees the orthonormality of the estimated signal subspace basis at each iteration.Thus, the proposed algorithm ... as constrained projection approximation subspace tracking (CPAST). This algorithm avoids the orthonormalization step in each iteration. We willshow that order of computation of the proposed algorithm ... minimization is the PAST costfunction, (5) leads to the signal subspace. In addition, the aforementioned constraint guarantees the orthonormality of the signal subspace. The use of the forgetting...
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Báo cáo hóa học: " Research Article Edge Adaptive Color Demosaicking Based on the Spatial Correlation of the Bayer Color Difference" pptx
... the direction as nondirectional (Non). Therefore, the final types of the edge direction are EDT={Hor, Ver, Non}.In the proposed edge direction estimation, the diagonaldirectional edge is considered ... the edge direction on the Bayer pattern. In the conventional SSC -based methods, the smoothness of the Bayer color difference along an edge isexamined, and the derivative of the differences along ... [24]. Based on the SSC, they proposed heterogeneity -projection technique that used the smoothness derivatives of the Bayersample differences on the horizontal or vertical edges. Based on the Tsai...
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Báo cáo hóa học: " Research Article Online Speech/Music Segmentation Based on the Variance Mean of Filter Bank Energy" pdf
... representation. In the figure there are threeexplicit regions. The left region represents speech (0–8 sec-onds), the middle region represents silence (8–10 seconds),and the right region represents ... andnonperiodic speech to short-time stationary and periodicspeech, due to phoneme transitions (e.g., consonant tovowel). On the other hand, music and environmental soundscan be periodic or monotonic, ... the potential beginning of the music segment and, at the same time, the measurement ofsegment duration begins. The algorithm then waits for the transition from music to speech (t2), and if the...
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Báo cáo hóa học: "Research Article A Color Topographic Map Based on the Dichromatic Reflectance Model" doc
... the conversion in the CIELAB space which needs some a prioriinformation about the illuminant color.Definition 5 (connected component CCE). One calls CCiE the ith connected component of the ... this node contains the entire image. The sons of the top node are the connectedcomponents CCEextracted in the father color set. Then,after computation of the color subsets, a component CCEcan ... to the additional estimation of the body colors,by projection of the colors onto the isosphere and clustering.However, being a mere coordinate transformation (matrixproduct), the projection...
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Báo cáo hóa học: " Research Article A Suboptimal PTS Algorithm Based on Particle Swarm Optimization Technique for PAPR Reduction in OFDM Systems" potx
... increase the attraction of WPifor every particle and prevent the particleconverging to WGquickly, while a bigger c2can decrease the attraction of WPiand prompt the swarm converging to the same ... sequence (PTS) based on particle swarm optimization (PSO) algorithm is presented for the lowcomputation complexity and the reduction of the peak-to-average power ratio (PAPR) of an orthogonal frequency ... aswarm of bees to search the location with the most flowersin a field, the optimization procedure of PSO is based on apopulation of particles which fly in the solution space withvelocity dynamically...
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Báo cáo hóa học: " Research Article Probabilistic Global Motion Estimation Based on Laplacian Two-Bit Plane Matching for Fast Digital Image Stabilization" pdf
... conventional DIS algorithm using a local motion estimation based on a full-search scheme andMSE criterion while the complexity of the proposed algorithm is much less than the conventional algorithm. Copyright ... andtherefore the corresponding subimage is chosen as the firstsubimage. The second substep for the selection of the second subim-age is as follows. For the selection of the second subimage, the Manhattan ... represent one pixel, re-sulting in the reduction of the computation while maintain-ing the motion estimation accuracy. Another method thatobtains the motion vector using a binary operation is one-bittransform...
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Báo cáo hóa học: "Research Article Probabilistic Global Motion Estimation Based on Laplacian Two-Bit Plane Matching for Fast Digital Image Stabilization" docx
... conventional DIS algorithm using a local motion estimation based on a full-search scheme andMSE criterion while the complexity of the proposed algorithm is much less than the conventional algorithm. Copyright ... andtherefore the corresponding subimage is chosen as the firstsubimage. The second substep for the selection of the second subim-age is as follows. For the selection of the second subimage, the Manhattan ... negligible.In general, the search operation for motion estimationrequires about 90% of the total computation of DIS [16].Therefore, the number of operations required for the mo-tion estimation is compared....
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Báo cáo hóa học: " Research Article Fast Discrete Fourier Transform Computations Using the Reduced Adder Graph Technique" pptx
... widths larger than the 12 bits used in this pa-per.Some of the above-mentioned MCM arithmetic conceptsmay in fact further improve the implementation effort of the fast DFT algorithms for certain ... 2for a comparison. The comparison of Table 2 with the Rader data shown inTabl e 1 shows the advantages of the CZT implementation. The effort for the CSD, MAG, and RAG-n methods for the CZT DFT up ... implemented with the Rader DFT algorithm or the Bluestein chirp-z algorithm. ASIC synthesis data are provided and demonstrate the low complexity and highspeed of the design when compared to other alternatives.Copyright...
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Báo cáo hóa học: " Research Article Commutators of Littlewood-Paley Operators on the Generalized Morrey Space" doc
... x0|−n.2.15Journal of Inequalities and Applications 13where σ is the measure on Sn−1which is induced from the Lebesgue measure on Rn.Bythecondition 1.15,itiseasytoseethatΛ :x∈ Sn−1: ... N.3.23Then, N ≤ BΩ,p,n,. Theorem 1.3 is proved.Acknowledgments The authors wish to express their gratitude to the referee for his/her valuable comments andsuggestions. The research was ... 19 in 15, page 89, we therefore give only the proofs of Theorem 1.2 for b, μΩ andTheorem 1.3 for b, μS.Remark 1.6. It is easy to see that the condition 1.15 is weaker than LipβSn−1...
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Báo cáo hóa học: " Research Article Missing Texture Reconstruction Method Based on Perceptually Optimized Algorithm" ppt
... 3.1 .The reconstruction algorithm of the missing textures based on the SSIM index is shown in Section 3.2.3.1. SSIM -Based Optimal Texture Selection Algorithm. Inthis subsection, we present the ... the already obtainedresults for reconstructing other missing areas. Therefore, the performance of the proposed method does not depend on the order of the reconstruction, that is, the positions ... selection. (f) Reconstructed image by the method which utilizes the MSE instead of the SSIM index. (g)Reconstructed image by the conventional method [11]. (h) Reconstructed image by the conventional...
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