Báo cáo hóa học: " Research Article Recoverable Privacy Protection for Video Content Distribution" pdf

... Corporation EURASIP Journal on Information Security Volume 2009, Article ID 293031, 11 pages doi:10.1155/2009/293031 Research Article Recoverable Privacy Protection for Video Content Distr ibution Guangzhen ... realize recoverable privacy protection. Their method masks a real face (privacy information) with a virtual face (newly generated face for anonymity). To deal...

Ngày tải lên: 22/06/2014, 00:20

... to load for rendering without much degradation of quality. Acknowledgments The authors are grateful for the support of a Grant-in-Aid for Young Sciences (#14750305) of Japan Society for the Promo- tion ... Uniform color spaces such as CIE 1976 L ∗ a ∗ b ∗ and L ∗ u ∗ v ∗ have been successfully used in some retrieval methods. However to transform the RGB space to these uniform spaces,...

Ngày tải lên: 21/06/2014, 20:20

... error concealment for video. In Section 3, we briefly describe the channel models used and provide the performance analysis for the coded and uncoded systems employing nonuniform MPSK over Rician slow-fading ... either uniform QPSK or uniform 8-PSK without channel coding. (2) A 2-layer system using nonuniform 8-PSK without channel coding. (3) A single-layer system using either uniform QP...

Ngày tải lên: 22/06/2014, 19:20

... application dependent, for example, 4 µs for HiperLAN/2 and 20 milliseconds for DRM. (iii) The size of the data blocks transported over the edges is application dependent, for example, 14-bit samples for a sensor ... demand for streaming communi- cation and computation for wireless protocol processing and multimedia applications, but the energy content of batteries is only inc...

Ngày tải lên: 22/06/2014, 22:20

... Journal on Advances in Signal Processing Volume 2009, Article ID 260148, 16 pages doi:10.1155/2009/260148 Research Article Sorted In dex Numbers for Privacy Preserving Face Recognition Yongjin Wang ... information, and the attribute is strongly protected. The element-wise privacy level α measures the average privacy protection of individual elements. The greater the α value, t...

Ngày tải lên: 21/06/2014, 20:20

... improvement was considered for the original EVESPA. As expected, the performance of the proposed procedure is at its worse for low values of M and G where it is slightly outperformed by the original ... column. Therefore, the columns of E −† H = QZ match those of Q to within scale and permutation and a straightforward estimation of B becomes  B = E s  Q = E s E −† H . (15) 4. Performanc...

Ngày tải lên: 21/06/2014, 05:20

... 8000 as the testing sample images. Then, for each type of crack, we have one 2000 images for training and the other 2000 images for testing. 5.2. An Example for Feature Vector Construct ion with ... Recall. We simply adopt one of them, for example, Precision, to evaluate the overall performance. Overall Performance. Taking the experimental strategies in [16] for reference, we cond...

Ngày tải lên: 21/06/2014, 05:20

... Corporation Journal of Inequalities and Applications Volume 2011, Article ID 434175, 7 pages doi:10.1155/2011/434175 Research Article Strong Converse Inequality for a Spherical Operator Shaobo Lin and Feilong ... p<∞. 1.3 In the following, L p  d−1  will always be one of the spaces L p  d−1  for 1 ≤ p<∞,orC d−1  for p  ∞. For an arbitrary number θ,0<θ<π, we...

Ngày tải lên: 21/06/2014, 05:20

... Corporation Fixed Point Theory and Applications Volume 2011, Article ID 701519, 30 pages doi:10.1155/2011/701519 Research Article Solvability and Algorithms for Functional Equations Originating from Dynamic ... true for n  1. Therefore 3.64 holds for each n ≥ 0. Given k ∈ N, note that lim n →∞ ψϕ n k exists. It follows that there exist constants M>0andn 0 ∈ N satisfying...

Ngày tải lên: 21/06/2014, 05:20

... ≤  t 0 αHsds,fort ∈ I. Hindawi Publishing Corporation Advances in Difference Equations Volume 2011, Article ID 483816, 17 pages doi:10.1155/2011/483816 Research Article Nonlocal Cauchy Problem for Nonautonomous ... {x  y : x ∈ A, y ∈ B}. 7 αA  x 0 αA, for any x 0 ∈ X. For H ⊂ CI, X we define  t 0 H  s  ds    t 0 u  s  ds : u ∈ H  , 2.3 for t ∈ I,whereHs...

Ngày tải lên: 21/06/2014, 05:20