Báo cáo sinh học: " Research Article Eigenvectors of the Discrete Fourier Transform Based on the Bilinear Transform" potx
Báo cáo sinh học: " Research Article Solutions of Linear Impulsive Differential Systems Bounded on the Entire Real Axis" ppt
... space, the existence of solutions bounded on the entire real axis of linear differential systems withimpulsive action.We consider the problem of existence and construction of solutions bounded on the entire ... equations, using the well-known results on the splitting index bySacker 6 and by Palmer 7 on the Fredholm property of the problem of bounded solutionsand using the theory of pseudoinverse ... 4. The ideas proposed in these works were developed and generalizedin numerous other publications 5. The aim of this contribution is, using the theory of impulsive differential equations,...
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Báo cáo sinh học: " Research Article Eigenvectors of the Discrete Fourier Transform Based on the Bilinear Transform" potx
... properlycited.Determining orthonormal eigenvectors of the DFT matrix, which is closer to the samples of Hermite-Gaussian functions, is crucialin the definition of the discrete fractional Fourier transform. In ... CorporationEURASIP Journal on Advances in Signal ProcessingVolume 2010, Article ID 191085, 7 pagesdoi:10.1155/2010/191085 Research Article Eigenvectors of the Discrete Fourier Transform Based on the ... s-domain is mapped to the unit circle one-to-one without aliasing in the discrete z-domain, it is appropriate to use itin the discretization of the eigenfunctions of the Fourier transform. We obtain...
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Báo cáo hóa học: " Research Article Representation of 3D and 4D Objects Based on an Associated Curved Space and a General Coordinate Transformation Invariant Description" potx
... coordinate transformations.From those quantities we have built two representations: one based on the statistical distribution of the invariants and the other based on their topological distribution. ... is of course a much simpler expression. The level of complexity of the expression is not only related to the components of the metric tensor (and consequently the source tensor) but also to the ... its configuration depends on the energy content of the associated object. An analogy, althoughimperfect, is the association of a magnetic field to a current.As the current is the source of the...
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Báo cáo hóa học: " Research Article Short Exon Detection in DNA Sequences Based on Multifeature Spectral Analysis" potx
... Journal on Advances in Signal ProcessingExon1 Intron1 Exon2 Intron2 Exon3Exon1 Exon2 Exon3Figure 1: A eukaryotic gene and the splicing process.to distinguishing exonic and intronic regions is based ... same set of linearprediction coefficients, from which we estimate the spectrum of the DNA sequence and detect exons based on the 1/3 frequencycomponent. To overcome the nonstationarity of DNA sequences, ... the threshold value are considered to be the indication of exonicareas while all the values lower than the threshold valuesare considered to be the indication of intronic areas. Thenwe compute true...
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Báo cáo hóa học: " Research Article Object Tracking in Crowded Video Scenes Based on the Undecimated Wavelet Features and Texture Analysis" pptx
... ap-proximation compared to the approximation provided by the orthonormal discrete wavelet transform [24, 25].From the implementation point of view in the context of filter banks, in addition to the lowpass ... denserapproximation to continuous wavelet transform than thatprovided by the orthonormal discrete wavelet transform [24, 25]. The main contribution of this paper is the adaptation of a feature vector ... Section 4. Finally, Section 5 provides the con-cluding remarks and the future work.2. OVERVIEW OF THE UWPT The process of feature selection in the proposed algorithmrelies on the multiresolution...
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Báo cáo sinh học: " Research Article Stabilities of Cubic Mappings in Fuzzy Normed Spaces" pptx
... αtα.3.30From Theorem 3.1, we obtain the following corollary concerning the stability of 1.5 in the sense of the JMRassias stability of functional equations controlled by the mixed product-sum of powers ... fuzzy continuity,sequential fuzzy continuity, weakly fuzzy continuity and strongly fuzzy continuity. The problem of stability of functional equation originated from a question of Ulam 6concerning ... Mathematics, chapter VI, John Wiley & Sons, New York, NY, USA,1964.7 D. H. Hyers, On the stability of the linear functional equation,” Proceedings of the National Academy of Sciences of...
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Báo cáo sinh học: " Research Article Existence of Solutions for Nonlinear Fractional Integro-Differential Equations with Three-Point Nonlocal Fractional Boundary Conditions" docx
... used the assumption A2.AsΛ < 1, therefore is a contraction. Thus, the conclusion of the theorem follows by the contraction mapping principle.Now, we state Krasnoselskii’s fixed point theorem ... comparison of the physical characteristics of the fractional and impedance strips such as radiationpattern, monostatic radar cross-section, and surface current densities, see 12. The concept of nonlocal ... independent of x. So, Θ1is relatively compact on Br. Hence, By Arzela-Ascoli’sTheorem, Θ1is compact on Br. Thus all the assumptions of Theorem 3.2 are satisfied and the conclusion of Theorem...
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Báo cáo sinh học: " Research Article Approximation of Solution of Some m-Point Boundary Value Problems on Time Scales Rahmat Ali Khan1 and Mohammad Rafique2 1" pot
... suitable conditions on f, we obtain a monotonesequence of solutions of linear problems. We show that the sequence of approximantsconverges uniformly and quadratically to a unique solution of the ... unify the theory of continuous and discrete calculus. The field of dynamical equations on time scales contain,links and extends the classical theory of differential and difference equations, besides ... 0,σ21T.Then, there exists a monotone sequence {wn} of solutions of linear problems converging uniformlyand quadratically to a unique solution of the BVP 1.1.Proof. Conditions A1...
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Báo cáo sinh học: " Research Article Development of the Database for Environmental Sound Research and Application " pot
... together on one dimension tended to be eitherstrongly harmonic or inharmonic. A second dimensionreflected the continuity or discontinuity of the sound. Based on this finding, a decision tree can be proposed ... which “ the perceptual dimensionsand attributes of concern correspond to those of the sound-producing event and its environment, not to those of the sound itself.” Based on the physics of sound-producing ... common soundsources. The collection of sounds and development of the Web front end are ongoing. This paper will describe the structure and function of the database, which reflects andresponds...
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Báo cáo sinh học: " Research Article Estimation of Time-Varying Coherence and Its Application in Understanding Brain Functional Connectivity" potx
... related only by the chirp signal, theircoherence should happen only at the location of the chirpsignal. Due to the limitations of the windowing technique, the temporal occurrences of the two constant ... resolution in the time-frequency domain. The second definition (21)leadstofastcomputation of the ST by utilizing the fast Fourier transform. Furthermore, the ST is closely related to the classic Fourier transform ... 2l(t) is along the τ direction with length, and the short diagonal of length l(t) is along the t direction. The autocorrelation function defined within the shaded area isinvariant along the t axis,...
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