Báo cáo hóa học: " Research Article Quality Variation Control for Three-Dimensional Wavelet-Based Video Coders" doc

... Journal on Image and Video Processing Volume 2007, Article ID 83068, 8 pages doi:10.1155/2007/83068 Research Article Quality Variation Control for Three-Dimensional Wavelet-Based Video Coders Vidhya ... explored and a ratio for controlling the fluctuation is derived. A rate control algo- rithm is used to control the quality variation. Also, a ratio for the scal...

Ngày tải lên: 22/06/2014, 22:20

... the performance here is similar to the scheme in [7] where a naive AF protocol was considered. A similar trend holds for the performance in the UL in Figure 5. Recall that the decode and forward ... signals to the relays, forming an interference channel; and in the second phase, the relays forward the signals to the base stations, which cooperate to perform joint processing to form a multip...

Ngày tải lên: 21/06/2014, 08:20

... matrix for projection. This matrix can be controlled by the application provider, and therefore the users do not need to carry the matrix (or equivalently a key for matrix generation) for verification. ... 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 Rec...

Ngày tải lên: 21/06/2014, 20:20

... normal procedures for a correct Hindawi Publishing Corporation EURASIP Journal on Advances in Signal Processing Volume 2009, Article ID 567875, 9 pages doi:10.1155/2009/567875 Research Article Jitter ... value for ε: 2ε>Δp −→ Jitta = 2ε. (8) However, for small jitter values when compared with the slow variations of the glottal period, the Jitta algorithm estimates not ε but the...

Ngày tải lên: 21/06/2014, 20:20

... commute weakly for any f ∈F. I f for each f ∈F d  f  u  ,x  ≤ d  u, x  for each x ∈ Fix  F  ,u∈ ∂ C  T  x  , 4.1 then there exists an element z ∈ C such that z  fz ∈ Tz for all f ... of those uniformly convex metric spaces for which most of the results in the present work will apply. Definition 2.11. A uniformly convex metric space with the fixed point property for...

Ngày tải lên: 21/06/2014, 20:20

... j) k (i) might be fully characterized by f  H (b  ,j) kb  (h)forallb  ∈ B  and Q (b  ,j) (n)forallb  ∈ B  ,aswellasQ (b  ,l) (n)forallb  ∈ B  , for all C (l) ∈ C  .Inotherwords,f  I (b, j) k (i) ... base station b  over subcarrier groups considered for the mth sample. In the first iteration, P (b  ,j) m = P MAX /N G ,forallm,forallb  ,for all C (j) ∈ C is assumed. In othe...

Ngày tải lên: 22/06/2014, 00:20

... [6], the memory size required for each sen- sor is mainly composed of (1) Nπ(2R) 2 / 2 entries on average for a neighbor table, (2) NπR 2 / 2 memory units on average for sorting time reference ... the beacons for opti- mized schedules. For the ith sensor to optimize, the average number of the received beacons is (i −1)π(2R) 2 / 2 . Thus, the total number of received beacons for...

Ngày tải lên: 22/06/2014, 19:20

... t sync .Fora channel with additive white Gaussian noise (AWGN), that is, impulse noise is not present, closed-form expressions for the probability of successful synchronization P s for n Δ = 0and for ... as function of L,forexample,t sync = 15 is suitable for L = 2, while t sync  20 is appropriate for L = 8. The designed se- quence performs best in that the SNR value, at which the...

Ngày tải lên: 22/06/2014, 19:20

... Networking Overall quality model Fidelity Modality Semantic quality Information quality (IQ) User level Application level Combination Perceptual quality Quality of experience (QoE) Figure 4: Mashup quality ... perceptual quality and semantic quality need to be considered in order to provide quality- assured mashup. Considering video as the most prominent media, we take video...

Ngày tải lên: 21/06/2014, 11:20

... ordered and unordered transport services. The congestion control and flow control mechanisms for SCTP are very similar to those for TCP (transmission control protocol). SCTP can apply more than one IP ... Journal on Wireless Communications and Networking Volume 2010, Article ID 820578, 14 pages doi:10.1155/2010/820578 Research Article Quality- Aware SCTP in Wireless Networks J...

Ngày tải lên: 21/06/2014, 18:20