Báo cáo hóa học: " Research Article JPEG2000-Compatible Scalable Scheme for Wavelet-Based Video Coding" doc

... other hand, the definition of D n is of some interest. If S i  S for each i  1, 2, ,N 1 , f i  f for each i  1, 2, ,N 2 and A i  A for each i  1, 2, ,N 3 , then Theorem 3.1 reduces to the following ... 1, 3.37 12 Fixed Point Theory and Applications Since E is uniformly smooth, we know that E ∗ is uniformly convex. In view of Lemma 2.7, we see that, for any p ∈F, φ  p, y n  ...

Ngày tải lên: 21/06/2014, 05:20

... Set  p [0] k = 0forallk. (2) Set t = t +1,foreachMSk (a) Calculate {w k,π k (1) , w k,π k (2) , , w k,π k (|π k |) } for all possible MBS sets π k by using (11). (b) Given the beamforming vectors for each ... Algorithm 2 is the simplest scheme. However, it always has the worst performance amongst all compared schemes with the same number of |π k |. When |π k | is increased, the performa...

Ngày tải lên: 21/06/2014, 07:20

... hashing schemes are studied [10]. Since our scheme is oriented to the preprocessing of the pairs of received vectors, the performance of the scheme for a blind attacker is also of interest for practical ... Publishing Corporation EURASIP Journal on Information Security Volume 2010, Article ID 819376, 11 pages doi:10.1155/2010/819376 Research Article A Simple Scheme for Const...

Ngày tải lên: 21/06/2014, 11:20

... ratios for P e ∈{0.03, 0.05, 0.1, 0.2 } and R C ∈{500, 750, 1000, 1500, 2000, 2500 (kbps) } for Rena”videoandR C ∈{1000, 1500, 2000, 2500, 3000, 3500 (kbps) } for “Soccer” video. Thus, we perform ... “Rena” video. results demonstrate the superiority of the proposed scheme compared to nonoptimized schemes. For low bit rates, the difference is not clear but for high bit rates the d...

Ngày tải lên: 21/06/2014, 22:20

... Wireless Communications and Networking Volume 2009, Article ID 953018, 9 pages doi:10.1155/2009/953018 Research Article Advanced Receiver Design for Quadrature OFDMA Systems Lin Luo, 1, 2 Jian (Andrew) ... of iterations. For each iteration, the MMSE equalizer performs three FFT operations, whose complexity is O(P/2log 2 P) for Radix-2 algorithms, and four matrix operations whose c...

Ngày tải lên: 21/06/2014, 23:20

... therefore x ∗ satisfies the original optimization problem. In other words, if we solve the reformulated problem for some λ ≥ 0 and get back a configuration for which  i B i (x i ) is C, for that ... was shown for the general case with multiple Lagrange multipliers by Everett [5]; for clarity I summarize his argument for the multiple- cell, single-λ case of (7)here. Theorem 1. For...

Ngày tải lên: 21/06/2014, 23:20

... 4, is used for classification in our implementation. Therefore, 8 bits are needed for ADRC coding, since 1 bit can be saved by bitinversion [15]. For the activity measure, we use 2 bits for local ... re- quires 12 bits for ADRC and 4 bits for relative position cod- ing. The drawback of this method is that block grid positions are not always available, especially for scaled materi...

Ngày tải lên: 22/06/2014, 19:20

... difference between the two values are as follows: 5.4framesforopen door, 4.1framesforclosedoor,3.3framesforpourwater,2.0 frames for erase board, and 6.2 frames for pick up object and put down elsewhere. 5.4. ... proposed models for temporal segmentation and anomaly detection. Temporal segmentation is useful for indexing and easy storage of video sequences, especially in surveillance...

Ngày tải lên: 22/06/2014, 23:20

... the key frames. However, a better RD performance is expected for the IZPZP mode. For the SSWZ codec the results for the encoding time include the overhead for creating the WZ layer using memoryless ... SSWZ codec for Mother and Daughter CIF sequence. coding schemes have been used in image compression with better performance than conventional compression for low rates [33]. Therefo...

Ngày tải lên: 22/06/2014, 00:20

... intensity of resource contention and delivers scalable throughput for various user s izes with min- imal overhead. A number of enhanced schemes for DCF have been pro- posed to improve its throughput ... analytically show the scalable performance of TMAC and the gain of the adaptive channel sharing model over the existing schemes [3, 5]. Simulation results demonstrate that TMAC achieve...

Ngày tải lên: 22/06/2014, 19:20