Báo cáo hóa học: " Research Article Multimedia Encryption with Joint Randomized Entropy Coding and Rotation in Partitioned Bitstream" pdf

... pages doi:10.1155/2007/35262 Research Article Multimedia Encryption with Joint Randomized Entropy Coding and Rotation in Partitioned Bitstream Dahua Xie and C C. Jay Kuo Ming Hsieh Department of Electrical Engineering and ... to explore in this direction and they proposed to implement encryption in entropy coding. In standard en- tropy coding, only...

Ngày tải lên: 22/06/2014, 06:20

... is the coding convention in arithmetic coding. In binary arithmetic coding, there are two possible sym- bol orderings (i.e., the LPS subinterval above the MPS subin- terval, or the MPS subinterval ... a secretkeysoastoachieveencryption?WuandKuo[10, 15] are the first to explore in this direction and they proposed to implement encryption in entropy coding. In standard en- tr...

Ngày tải lên: 22/06/2014, 19:20

... CFO, SFO and channel distortions was examined and explored to develop a turbo joint channel estimation, synchroniza- tion, and decoding scheme and a vector RLS-based joint CFO, SFO, and CIR tracking ... to establish their initial values for the turbo joint tracking of CIR, CFO, and SFO. The coarse CIR estimation is performed by using the vector RLS algorithm and the first l...

Ngày tải lên: 21/06/2014, 23:20

... Functional Equations Arising in Dynamic Programming Zeqing Liu, 1 Jeong Sheok Ume, 2 and Shin Min Kang 3 1 Department of Mathematics, Liaoning Normal University, Dalian, Liaoning 116029, China 2 Department ... over existing results in the literature. Hindawi Publishing Corporation Fixed Point Theory and Applications Volume 2010, Article ID 905858, 19 pages doi:10.1155/2010/905858 R...

Ngày tải lên: 21/06/2014, 11:20

... Journal on Wireless Communications and Networking optimal DM-tradeoff for intermediate values of multiplexing gain. Moreover, with DSTBCs [14, 15] the encoding and decoding complexity can be quite large. ... ∈ [2 nR k ]andz k ∈ [2 n  R k ] and randomly partition the set [2 n  R k ] into 2 nR k cells S s , s ∈ [2 nR k ]. Encoding. A Block Markov encoding [29] together with Wyner-Ziv...

Ngày tải lên: 21/06/2014, 20:20

... fly: data-driven link estimation and routing in sensor network backbones,” in Proceedings of the 25th IEEE Annual Joint Con- ference of the IEEE Computer and Communications Societies (INFOCOM ’06), ... processing and retransmission of the overheard information at thosestations surrounding the source and the destination. By combining different versions of the same information trans...

Ngày tải lên: 21/06/2014, 20:20

... the links in E physical links and the links in E  logical links. The logical link (n p , m q ) will exist in the final logical topology after spectrum allocation if and only if the pth interface ... logical links interfering with (n p , m q ). Then we resolve the programming MILP-1 with the modified goal of minimizing the metric Tot inf with λ fixed at λ ∗ , that is, we replace...

Ngày tải lên: 21/06/2014, 23:20

... WL block processing It has been shown in [12] that the linear dependence (2) existing between s(n)ands ∗ (n) might be regarded as an “intrinsic” redundancy contained in the original symbol se- quence ... narrowband interference (NBI). Indeed, NBI is the major expected source of degradation both in wireless MC systems operating in overlay mode or in non- licensed band, and in wir...

Ngày tải lên: 22/06/2014, 19:20

... views into appropriate data format for later mining. Second, the mining unit performs the mining tasks according to our mining algorithms. After the comple- tion of mining phase, the clustering ... projected-based mining and nonprojected-based mining. In other words, without pro- jecting mechanism, we have to expand eight subdatabases for candidates (i.e., two “stop” without circled plus...

Ngày tải lên: 22/06/2014, 19:20

... Long and Hui-Sheng Ding College of Mathematics and Information Science, Jiangxi Normal University Nanchang, Jiangxi 330022, China Correspondence should be addressed to Hui-Sheng Ding, dinghs@mail.ustc.edu.cn Received ... Assume that the following conditions hold: a f ∈ APS p R × X, X with p>1, and f ∈L r R × X, X with r ≥ max{p, p/p − 1}. b x ∈ AP S p X, and there e...

Ngày tải lên: 21/06/2014, 05:20