Báo cáo hóa học: " Research Article Subjective Quality Assessment of H 264/AVC Video Streaming with Packet Losses" potx
Báo cáo hóa học: " Research Article Subjective Quality Assessment of H.264/AVC Video Streaming with Packet Losses" potx
... differ in theirresponses to the stimuli. The result of the test for both theresolutions indicates that the the null hypothesis cannot berejected, as a further proof of the fact that the two datasets of ... 6–8 H for CIF sequences and to 4–6 H for 4CIF sequences [13],where H denotes the native height of the video window in thescreen. Table 3 summarizes the specifications of the displaydevices. The ... report from the video quality experts group on the validation of objective models of video quality assessment, phase II,” Tech. Rep., Video Quality Expert Group, 2003.[4] K. Seshadrinathan, R. Soundararajan,...
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Báo cáo hóa học: " Research Article On an Inequality of H. G. Hardy" pptx
... final version of this paper. The research of the second and third authors was supported by the CroatianMinistry of Science, Education and Sports, under the Research Grant no. 117-1170889-0888.References1 ... 23AcknowledgmentsThe authors would like to express their gratitude to professor S. G. Samko for his help andsuggestions and also to the careful referee whose valuable advice improved the final version of this ... aααΓα.1.4Inequality 1.3, that is the result involving the left-sided fractional integral, was proved by H. G. Hardy in one of his first papers, see 5. He did not write down the constant, but thecalculation...
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báo cáo hóa học:" Research Article On Invariant Tori of Nearly Integrable Hamiltonian Systems with Quasiperiodic Perturbation" ppt
... Together with the estimate 2.3 for k, Ωξ, λ k, ω, this proves theclaim.(C) Construction of the Symplectic MappingThe aim of this section is to find a Hamiltonian F, such that the ... satisfied, that is, there is some y∗such that dβy∗/dy 0, whether thereexists invariant curve for mapping 3.5, whether its frequency can persist without any drift.By the method of introducing ... neighborhood of Γ∗Ωas a consequence in15.Remark 2.3. In fact, we can prove that Ψ∗is Gevrey smooth with respect to the parametersξ, λ in the sense of Whitney as in 16–18.Proof of...
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báo cáo hóa học:" Research Article Regularly Varying Solutions of Second-Order Difference Equations with Arbitrary Sign Coefficient" ppt
... of Hille-Nehari type. Wealso examine relations with the so-called M-classification i.e., the classification of monotonesolutions with respect to their limit behavior and the limit behavior of ... properties of h will play a crucial role in the proof. The first two are immediate consequences of the discreteL’Hospital rule and of the property of regular variation of h: limk1 h k∞jk h jj11 ... and as a discrete counterpart of 14, Theorem 3.1.ii A closer examination of the proof of Theorem 5.1 shows that we have proved aslightly stronger result which reads as follows:y ∈NRVΦ−11⇐⇒...
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báo cáo hóa học:" Research Article Monotone Positive Solution of Nonlinear Third-Order BVP with Integral Boundary Conditions" potx
... choose α 1/2, then it is easy to compute thatf0 1,f∞ 500 ,H 11124 ,H 29112288,3.15which shows that H 1f0< 1 < ;H 2f∞.3.16So, it follows from Theorem 3.1 that ... 3.12which together with 3.11 implies thatu<u. 3.13This is a contradiction. Therefore, the BVP 1.3 has no monotone positive solution.Similarly, we can prove the following theorem.Theorem ... < ;H 2f∞, then the BVP 1.3 has at least one monotone positive solution.Proof. In view of H 1f0< 1, there exists ε1> 0 such that H 1f0 ε1≤ 1. 3.2By the definition of f0,...
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Báo cáo hóa học: " Research Article SAM: Secure Access of Media Independent Information Service with User Anonymity" pot
... correct entities which have proper contractions with it.Then AS checks serv ice list of MN to find whether MN hassubscribed service of IS. If MN has subscribed the service of IS, AS chooses a random ... are the presence of neighboring networks,the type of their links, their characteristics, and the servicessupported. The heart of the framework is the MediaIndependent Handover Function (MIHF) ... transportsolution called MIHSec [20]. The idea of MIHSec is toutilize the Master Shared Key (MSK) generated by the L2authentication procedure, for generating the MIH keys.MIHsec method though has a good performance...
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Báo cáo hóa học: " Research Article High-Quality Time Stretch and Pitch Shift Effects for Speech and Audio Using the Instantaneous Harmonic Analysis" pdf
... singer.The voice of the singer is analyzed by the proposedtechnique and then synthesized with pitch modifications toassist the singer to be in tune with the accompaniment. Thetarget pitch contour ... synthetic signals with predefined parameters wasused. The signals were synthesized with different harmonic-to-noise ratio defined asHNR= 10lgσ2 H σ2e, (23)where σ2 H is the energy of the ... (s)Bandwidth (Hz)Figure 3: Minimal bandwidth of analysis filter.determine the filter bandwidth as a threshold value that givesdesired level of accuracy. The threshold value depends onlength of analysis...
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Báo cáo hóa học: " Research Article Link Quality-Based Transmission Power Adaptation for Reduction of Energy Consumption and Interference" pot
... results show that the proposed power mechanisms canachieve energy savings without degrading the throughput.However, in their proposal, a separate channel is used forcontrolling, which means that ... different PDR change speeds, which wemeasured in number of batches. A mobility scenario whichchanges trace every 10 batches, that is, Mobility-10, is moremobile than one which changes only every ... Whenthe mobility level increases, the best α also increase. Thisconclusion does not hold for the situation with Mobility-10,in which the mobility is quite high. It is interesting to notethat...
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Báo cáo hóa học: "Research Article Discrete-Time Modelling of the Moog Sawtooth Oscillator Waveform" doc
... the nine lowest harmonics, which had aweight of 10, and the fundamental frequency, which had aweight of 100, was used. With this weighting function, thefirst ten components, which contribute quite ... match, while with otherfrequencies the match is slightly poorer. Nevertheless, thePD model with the polynomial approximation of the f0-dependent parameter P produces a good match to the targetusing ... approach couldbe used to synthesise the analogue sa wtooth directly usingthe levels and phases of the analogue waveform harmonics. With the other approaches discussed in this paper thisis...
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Báo cáo hóa học: " Research Article QoS-Aware Active Queue Management for Multimedia Services over the Internet" potx
... the thresholds based on the traffic situations. Performance comparisons with the GRED-Iare in terms of packet dropping rate and throughput to highlight the better behavior of the proposed schemes ... denotethe vector of each queue’s threshold and threshold region,respectively. The purpose of the threshold for different trafficclasses, TH={th1,th2,th3,th4}, is estimated to determinethe packet ... trend (higher than the upper bound) oran increasing trend (less than lower bound of thresholdregion). When the trend flag indicates that the situation isdecreasing, then the threshold, thi,subtractsεdelay;...
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