Báo cáo hóa học: " Research Article Motion Vector Sharing and Bitrate Allocation for 3D Video-Plus-Depth Coding" docx

... 2009, Article ID 258920, 13 pages doi:10.1155/2009/258920 Research Article Motion Vector Sharing and Bitrate Allocation for 3D Video-Plus-Depth Coding Isma ¨ el Daribo, Christophe Tillier, and ... map Depth map stream (b) Shared motion vector Figure 12: Different strategies for MV encoding: (a) separate MV for texture and depth map and (b) a common MV field...

Ngày tải lên: 21/06/2014, 22:20

... set of motion vectors, (ii) grouping of motion vectors in the corresponding block, and (iii) circular clustering of the motion vector orientation in each block. The resulting clusters for each ... 0.05 for the walking event, and 0.95 for the running event, since there is 95% probability for a value to be comprised between μ − 2σ and μ +2σ where μ and σ are, respectivel...

Ngày tải lên: 21/06/2014, 20:20

... dynamic. The state is a vector of dimensionality 29 : 3 DoF for the global 3D location, 3 DoF for the global rotation, 4 DoF for each leg, 4DoFforthetorso,4DoFforeacharm ,and3 DoFforthe head (see Figure ... n m N(0,P 0 ). end for each Algorithm 1: The annealed particle filter algorithm. schedule and weighting function. The body model is defined by a pair M ={L, Γ},whereL stands f...

Ngày tải lên: 22/06/2014, 06:20

... to compute the vectorial sum of coin- ciding motion vectors across the motion vector intensity im- ages. We will refer to this block-wise summation of motion vectors as telescopic vector composition ... a distortion criterion for all the blocks in a given image. Thus motion vectors might be calculated for blocks that do not represent the motion of a gesture. Such motion ve...

Ngày tải lên: 22/06/2014, 19:20

... processing and wire- less communications for theiradvantagesoflinearphase and stability. These applications usually have tight area and power constraints due to battery-life-time and cost (especially for ... framework and other methods. We first generate the ideal coefficients for a 28-tap low-pass FIR filter using Parks-McClellan’s algorithm. The stopband and passband frequenci...

Ngày tải lên: 21/06/2014, 07:20

... of problem 1.2, then i u ∈ L q Ω for all q ∈ 2, ∞; ii uy, z → 0 as |z|→0 uniformly for y ∈ ω and u ∈ C 1,α Ω for any 0 <α<1; iii for any  ∈ 0, 1  μ 1 , there exist positive ... may assume R 0  R ,and ∈ 0, δ 0  where R 0 , R and δ 0 are given in f3 and a3, respectively. Boundary Value Problems 15 Lemma 4.2. Assume a1, a3 and f1–f3 hold....

Ngày tải lên: 21/06/2014, 20:20

... pages doi:10.1155/2009/354107 Research Article Random Bit Flipping and EXIT Charts for Nonuniform Binary Sources and Joint Source-Channel Turbo Systems Xavier Jaspar 1 and Luc Vandendorpe 2 1 Laborelec, Rodestraat ... original EXIT charts to nonuniform bits. The second one uses a random bit flipping to make the bits virtually uniform and has two interesting advantages: (1) it han...

Ngày tải lên: 21/06/2014, 20:20

... It also outperforms the uniform bit allocation and uniform bit allocation with normalized energy in the order of 1.7–2 and 0.3–1.4 dB, respectively. Copyright © 2009 P. Lasang and W. Kumwilaisak. ... 2009, Article ID 394065, 13 pages doi:10.1155/2009/394065 Research Article Rate Distortion Analysis and Bit Allocation Scheme for Wavelet Lifting-Based Multiview Image Codin...

Ngày tải lên: 21/06/2014, 20:20

... φxpx, y 0 1ifx ∈ X \ A, and φy n 2 −n for all n ∈ ω. Note that φy n1  <φy n  for all n ∈ ω and that φy 0  ≤ φx for all x ∈ X \ A. From this fact and the preceding lemma we deduce ... is lower semicontinuous function for X, p s  and satisfies p  x, fx  ≤ φ  x  − φ  fx  , 2.2 for all x ∈ X. Fixed Point Theory and Applications 5 and for each...

Ngày tải lên: 21/06/2014, 20:20

... 2009, Article ID 823513, 9 pages doi:10.1155/2009/823513 Research Article Saddle-Point Properti es and Nash Equilibria for Channel Games Rudolf Mathar 1 and Anke Schmeink 2 1 Institute for Theoretical ... UK, 1981. [10] M. Pinsker, Information and Information Stability of Random Variables and Processes, Holden-Day, San Francisco, Calif, USA, 1964. [11] A. W. Roberts and D....

Ngày tải lên: 21/06/2014, 22:20