Báo cáo hóa học: " Research Article A Transparent Loss Recovery Scheme Using Packet Redirection for Wireless Video Transmissions" potx
Báo cáo hóa học: " Research Article A Transparent Loss Recovery Scheme Using Packet Redirection for Wireless Video Transmissions" potx
... CorporationEURASIP Journal on Advances in Signal ProcessingVolume 2008, Article ID 437128, 15 pagesdoi:10.1155/2008/437128 Research Article A Transparent Loss Recovery Scheme Using Packet ... in a controlled networkChi-Huang Shih et al. 7IPheaderUDPheaderRTPheaderSource dataIPheaderUDPheaderRTPheaderFECheaderSource data(redundant data)Figure 4: IP datagram format ... states ofthe model are Good-state and Bad-state. In the networkbridge, we employ a packet- level Gilbert model to droppackets with the parameters of average packet loss rate (PB)andaverageburstpacketlosslength(LB)....
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Báo cáo hóa học: " Research Article A New Inverse Halftoning Method Using Reversible Data Hiding for Halftone Images" docx
... operationExtracting operationPattern pairsPredicted image2. Pattern matching4. Reversible data hidingPattern pairsimageGrayscale imagegrayscale imageSelected LUT templates3. LUT template ... IntroductionInverse halftoning is a process which transforms halftoneimages into grayscale images. Halftone images are binaryimages that provide a rendition of grayscale images andconsists of “0” and “1”. ... using theLUT information. The LUT information contains a set ofpairs of binary pattern and its corresponding estimated grayvalue. Assume that there are L training image pair sets and{(Oi, Hi)...
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báo cáo hóa học:" Research Article A New Conservative Difference Scheme for the General Rosenau-RLW Equation" pot
... pagesdoi:10.1155/2010/516260 Research Article A New Conservative Difference Scheme for the General Rosenau-RLW EquationJin-Ming Zuo,1Yao-Ming Zhang,1Tian-De Zhang,2and Feng Chang21School of Science, Shandong ... 397–415, 1999.5 T C. Wang and L M. Zhang, “Analysis of some new conservative schemes for nonlinear Schr¨odingerequation with wave operator,” Applied Mathematics and Computation, vol. 182, no. 2, ... 2010.7 L. Zhang, A finite difference scheme for generalized regularized long-wave equation,” AppliedMathematics and Computation, vol. 168, no. 2, pp. 962–972, 2005.8 F. Zhang and L. V´azquez,...
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Báo cáo hóa học: " Research Article A Sociability-Based Routing Scheme for Delay-Tolerant Networks" doc
... In[14], cars act as data mules and employ a carry-and-forwardparadigm to transfer data packets to a portal. Finally, in [15],opportunistic data delivery is studied when both traditionalrouting and ... the formalizationof a sociability concept and a guideline to its exploitation for efficient forwarding in DTNs. Additionally, a framework for its evaluation and comparison with other schemes is alsopresented.In ... for more than 1 hourcannot be source candidates. This avoids extra delays dueto when a bundle is generated by a cab that is not inservice, and thus has greater chances to remain isolated for long.The...
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báo cáo hóa học:" Research Article A Computational Auditory Scene Analysis-Enhanced Beamforming Approach for Sound Source Separation" pptx
... thatcombining monaural CASA and beamforming, as in CASA-EB, provides more complete signal separation than eitherCASA or beamforming alone, and that the separated signalshave low spectral ... idea of combining locationand source attributes further by combining beamformingwith monaural CASA into a novel approach called CASA-Enhanced Beamforming (CASA-EB). The main reason for using ... level language and an environment for dataanalysis and graphics. S was written by Richard Becker,John M. Chambers, and Allan R. Wilks of AT&T BellLaboratories Statistics Research Department.)...
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Báo cáo hóa học: " Research Article A Minimax Mutual Information Scheme for Supervised Feature Extraction and Its Application to EEG-Based Brain-Computer Interfacing" pot
... get an accurate estimation for high-dimensional mutual information. In [11, 12], a method was proposed, known as MRMI, for learning lineardiscriminative feature transform using an approximation ... mutual informationMutual information is a nonparametric measure of relevancebetween two variables. Shannon’s information theory pro-vides a suitable formalism for quantifying these concepts.Assume ... the input featuresas small as possible: computational cost and classificationaccuracy. It has been observed that added irrelevant featuresmay actually degrade the performance of classifiers if...
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Báo cáo hóa học: " Research Article A Recent Note on Quasi-Power Increasing Sequence for Generalized Absolute Summability" docx
... MathematicalAnalysis and Applications, vol. 322, no. 2, pp. 1224–1230, 2006.7 E. Savas¸, “On almost increasing sequences for generalized absolute summability,” MathematicalInequalities & Applications, ... 2 as follows.Let a ndenote a series with partial sums {sn}, and A a lower triangular matrix. Then a nissaid to be absolutely A- summable of order k ≥ 1, written that a nis summable ... thereexists a constant K Kγ,f ≥ 1 such that Kfnγn≥ fmγmholds for all n ≥ m ≥ 1, 6.We may associate A two lower triangular matrices A and A as follows: a nvnrv a nr,n,v...
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Báo cáo hóa học: " Research Article A Perturbed Ostrowski-Type Inequality on Time Scales for k Points for Functions Whose Second Derivatives Are Bounded" doc
... Roumeliotis, A new generalization of Ostrowski’s integral inequality for mappings whose derivatives are bounded and applications in numerical integration and for special means,” Applied Mathematics ... Sivasundaram, and B. Kaymakcalan, Dynamic Systems on Measure Chains, vol.370 of Mathematics and Its Applications, Kluwer Academic Publishers, Dordrecht, The Netherlands,1996.24 A. Sofo and S. ... theory of time scales as a theory capable to containboth difference and differential calculus in a consistent way. Since then, many authors have2 Journal of Inequalities and Applicationsstudied...
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Báo cáo hóa học: " Research Article A Simple Differential Modulation Scheme for Quasi-Orthogonal Space-Time Block Codes with Partial Transmit Diversity" ppt
... CorporationEURASIP Journal on Wireless Communications and NetworkingVolume 2007, Article ID 97475, 7 pagesdoi:10.1155/2007/97475 Research Article A Simple Differential Modulation Scheme for Quasi-Orthogonal ... complexity and can also obtain a rea-sonable system performance.4. EXTENSIONS4.1. Four transmit antennasThere are other possible structures that can provide be-haviour similar to that of (2). A couple ... BER. Again, the major advantage of our scheme is that it has low complexity and avoids signal constellationexpansion.6. CONCLUSIONSIn this paper we present a QO-STBC-based differential mod-ulation...
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Báo cáo hóa học: " Research Article A Two-Layered Mobility Architecture Using Fast Mobile IPv6 and Session Initiation Protocol" pot
... with an ACK tocomplete the SIP messaging before data transfer. For realtimeapplications, it is necessary to decrease delays and packet loss as much as possible, and the integrated scheme aims atDeeya ... ex-changed between the MN and the AR, HA, and SIP agents.5.1. Handover latency and packet loss IntermsofpacketlossasshowninTa ble 1, the integratedmodel shows a 37% decrease in packet loss compared ... latency and packet loss for an ongoing realtime traffic. Using ns-2 simulation, we analyze the performance of the proposed integrated scheme and compare it with the existing protocols for a VoIP and for...
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