Báo cáo hóa học: "Robust System and Cross-Layer Design for H 264/AVC-Based Wireless Video Applications" pptx

Báo cáo hóa học: "Robust System and Cross-Layer Design for H.264/AVC-Based Wireless Video Applications" pptx

Báo cáo hóa học: "Robust System and Cross-Layer Design for H.264/AVC-Based Wireless Video Applications" pptx

... different system designs for RLC-PDU loss rate of 1% (left-hand side) and 10% (right-hand side). For both cases, we assume that the considered user is also the worst-case user for which the system is ... although the video is coded with optimized MB updates. One can ob- serve that without any FEC—represented by the end points in the graphs— FMO performs best. Therefore, we conclu...
Ngày tải lên : 22/06/2014, 23:20
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Báo cáo hóa học: "Motion Estimation and Signaling Techniques for 2D+t Scalable Video Coding" doc

Báo cáo hóa học: "Motion Estimation and Signaling Techniques for 2D+t Scalable Video Coding" doc

... the candidate motion vector (dx, dy): (a) global minimum in (0, 0); (b) global minimum in (15, 5). HL 1 HH 1 HL 2 HH 2 LH 1 LH 2 HL 3 HH 3 LL 3 LH 3 (a) HL 1 HH 1 HL 2 HH 2 LH 1 LH 2 HL 3 HH 3 LL 3 LH 3 (b) HL 1 HH 1 HL 2 HH 2 LH 1 LH 2 HL 3 HH 3 LL 3 LH 3 (c) Figure ... in the wavelet domain. For the sake of clarity, we refer to one wavelet subband at decom- position level 1 (LH 1 , HL 1 ,...
Ngày tải lên : 22/06/2014, 23:20
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Báo cáo hóa học: "Research Article Digital Receiver Design for Transmitted Reference Ultra-Wideband Systems" pptx

Báo cáo hóa học: "Research Article Digital Receiver Design for Transmitted Reference Ultra-Wideband Systems" pptx

... the authors use a different search strategy in each step to speed up the procedure, which is the bit reversal search for the first step and the linear search for the second step. Meanwhile, the ... Ω H F H  X1 N s for the MF. When the SNR is high, the LMMSE estimator is expected to have a similar performance as the LS estimator. Thus, we omit the LS estimator in Figure 5. The MF f...
Ngày tải lên : 21/06/2014, 23:20
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báo cáo hóa học: " Physical activity and quality of life in community dwelling older adults" pptx

báo cáo hóa học: " Physical activity and quality of life in community dwelling older adults" pptx

... .20). Discussion The purpose of this study was to determine whether the relationship between physical activity and QOL operates through self-efficacy and physical and mental health sta- tus pathways, as ... satisfaction with life). When we controlled for demographic variables the nature of these relationships did not change. The strengths of this study include the adoption of a well-e...
Ngày tải lên : 18/06/2014, 19:20
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Báo cáo hóa học: " Coefficient, distortion and growth inequalities for certain close-to-convex functions" docx

Báo cáo hóa học: " Coefficient, distortion and growth inequalities for certain close-to-convex functions" docx

... Then f 1 (z)=z +(B 1 /3+1/3)z 3 + ···. The functions f 0 and f 1 show that the results are sharp. Remark 1 By setting μ = 0 in Theorem 1, we get the sharp estimate for the third coefficient ... results are sharp. Our hypothesis is same as the one assumed by Ma and Minda [11]. Rem ark 3 For the c hoice (z)=(1+z)/(1 - z), our result reduces to [3, Theorem 3, p. 126], while for the ch...
Ngày tải lên : 20/06/2014, 22:20
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Báo cáo hóa học: " Pd Nanoparticles and Thin Films for Room Temperature Hydrogen Sensor" potx

Báo cáo hóa học: " Pd Nanoparticles and Thin Films for Room Temperature Hydrogen Sensor" potx

... N 2 (reference gas) were fed on the test chamber and exhausted safely on the opposite side. The test chamber is attached to the control system forming the test bed. Resistance of the sensor was measured ... and ultra high pure argon was introduced into the chamber through a mass flow controller. Pre-sputtering was carried out for 5 min to etch away any dirt present in the target and...
Ngày tải lên : 22/06/2014, 00:20
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Báo cáo hóa học: " Research Article Burst Format Design for Optimum Joint Estimation of Doppler-Shift and Doppler-Rate in Packet Satellite Communications" ppt

Báo cáo hóa học: " Research Article Burst Format Design for Optimum Joint Estimation of Doppler-Shift and Doppler-Rate in Packet Satellite Communications" ppt

... that minimize the CRB for the estimation of Doppler-shift and Doppler-rate are derived. O ur analysis showed that the 2P format is optimum for Doppler-shift estimation and that the 3P format is optimum for ... of the Doppler-rate [6]. On the other hand, σ 2 FRE-3PE (α)andVCRB 3P (α)inverselydependonM 4 ,out- performing the accuracy of both the traditional preamble- only format and...
Ngày tải lên : 22/06/2014, 19:20
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Báo cáo hóa học: " Research Article Cross-Layer Design for Video Transmission over Wireless Rician Slow-Fading Channels Using an Adaptive Multiresolution Modulation and Coding Scheme" pptx

Báo cáo hóa học: " Research Article Cross-Layer Design for Video Transmission over Wireless Rician Slow-Fading Channels Using an Adaptive Multiresolution Modulation and Coding Scheme" pptx

... single-layer coding and uniform MPSK either with or without JSCC. The results are demonstrated in Figures 11 and 12 for the AWGN and Rician fading channels, respectively. For the AWGN channel, we see that for ... Cherriman, C. H. Wong, and L. Hanzo, “Turbo- and BCH- coded wide-band burst-by-burst adaptive H. 263-assisted wireless video telephony,” IEEE Transactions on Ci...
Ngày tải lên : 22/06/2014, 19:20
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Báo cáo hóa học: "RICCATI INEQUALITY AND OSCILLATION CRITERIA FOR PDE WITH p-LAPLACIAN" pptx

Báo cáo hóa học: "RICCATI INEQUALITY AND OSCILLATION CRITERIA FOR PDE WITH p-LAPLACIAN" pptx

... r<∞}, which satisfies H( r,r) = 0, H( r,s) > 0forr>s, (2.1) and has partial derivatives H/ ∂r and H/ ∂s on D such that H ∂r = h 1 (r,s )H( r,s), H ∂s = h 2 (r,s )H( r,s), (2.2) where h 1 ,h 2 ∈ ... (1.1)isnonoscillatory if there exists a solution which is not oscillatory. PDE with p-Laplacian have wide applications in various physical and biological prob- lems. Thes...
Ngày tải lên : 22/06/2014, 22:20
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Báo cáo hóa học: "COINCIDENCE POINT AND INVARIANT APPROXIMATION FOR MAPPINGS SATISFYING GENERALIZED WEAK CONTRACTIVE CONDITION" pot

Báo cáo hóa học: "COINCIDENCE POINT AND INVARIANT APPROXIMATION FOR MAPPINGS SATISFYING GENERALIZED WEAK CONTRACTIVE CONDITION" pot

... point of f and T.  Acknowledgment The authors are thankful to Professor Donal O’Regan and the referee for their suggestions to improve the presentation of the paper, specially Theorem 2.1 and Example ... q   , (2.12) which contradicts the choice of α n . Therefore, the modified Mann iterative scheme con- verges to a common fixed point of T and f .  I. Beg and M. Abbas 3 having c...
Ngày tải lên : 22/06/2014, 22:20
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