Articles with "polynomial based" as a keyword



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Multiscale Polynomial-Based High-Order Central High Resolution Schemes

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Published in 2019 at "Journal of Scientific Computing"

DOI: 10.1007/s10915-019-00949-8

Abstract: Polynomial-based high order central high resolution schemes with semi-discrete forms are integrated with multiresolution-based adapted cells/grids. To preserve the positivity condition on non-uniform cells/grids, the corresponding formulations are studied, redesigned or developed. Two general approaches… read more here.

Keywords: central high; order; polynomial based; based high ... See more keywords
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Polynomial-based extended secret image sharing scheme with reversible and unexpanded covers

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Published in 2018 at "Multimedia Tools and Applications"

DOI: 10.1007/s11042-018-6202-3

Abstract: In comparison with traditional secret image sharing (SIS), extended secret image sharing (ESIS) can encrypt the secret image into several meaningful shadow images rather than noise-like shares, which both decrease enemies’ suspects and make them… read more here.

Keywords: extended secret; image; secret image; image sharing ... See more keywords
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Decoder side Wyner–Ziv frame estimation using Chebyshev polynomial-based FLANN technique for distributed video coding

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Published in 2019 at "Multidimensional Systems and Signal Processing"

DOI: 10.1007/s11045-018-0594-0

Abstract: In this paper, a Chebyshev polynomial-based functional link artificial neural network (CFLANN) technique for Wyner–Ziv (WZ) frame estimation in a distributed video coding framework is proposed. The estimated WZ frame at the decoder is also… read more here.

Keywords: frame; wyner ziv; chebyshev polynomial; ziv frame ... See more keywords
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A simple method to determine the number of true different quadratic and cubic permutation polynomial based interleavers for turbo codes

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Published in 2017 at "Telecommunication Systems"

DOI: 10.1007/s11235-016-0166-2

Abstract: Interleavers are important blocks of the turbo codes, their types and dimensions having a significant influence on the performances of the mentioned codes. If appropriately chosen, the permutation polynomial (PP) based interleavers lead to remarkable… read more here.

Keywords: based interleavers; permutation; turbo codes; polynomial based ... See more keywords
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Polynomial Based Differential Quadrature Methods for the Numerical Solution of Fisher and Extended Fisher–Kolmogorov Equations

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Published in 2017 at "International Journal of Applied and Computational Mathematics"

DOI: 10.1007/s40819-017-0376-7

Abstract: In this paper, polynomial based differential quadrature method is employed to construct the framework of three numerical schemes for reaction–diffusion problems. Finite difference methods are also used in conjunction with differential quadrature in two of… read more here.

Keywords: extended fisher; quadrature; differential quadrature; polynomial based ... See more keywords
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Improving Long-QT syndrome Diagnosis by a Polynomial-Based T-wave Morphology Characterization.

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Published in 2020 at "Heart rhythm"

DOI: 10.1016/j.hrthm.2019.12.020

Abstract: BACKGROUND Diagnosing long-QT syndrome (LQTS) remains challenging due to a considerable overlap in QT-interval between LQTS and healthy subjects. Characterizing T-wave morphology might improve LQTS diagnosis. OBJECTIVE To improve LQTS diagnosis by combining new polynomial-based… read more here.

Keywords: long syndrome; wave morphology; diagnosis; morphology ... See more keywords
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Polynomial-Based Robust Adaptive Impedance Control of Electrically Driven Robots

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Published in 2020 at "Robotica"

DOI: 10.1017/s0263574720001009

Abstract: SUMMARY This paper presents a robust adaptive impedance controller for electrically driven robots using polynomials of degree N as a universal approximator. According to the universal approximation theorem, polynomials of degree N can approximate uncertainties… read more here.

Keywords: robust adaptive; adaptive impedance; polynomial based; driven robots ... See more keywords
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Stability analysis of linear time-varying system via flexible polynomial-based functions

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Published in 2021 at "International Journal of Systems Science"

DOI: 10.1080/00207721.2021.1958026

Abstract: In the last five years, the slack matrices-based function has been widely investigated by constructing appropriate polynomials since it is an appropriate tool to derive tractable stability conditions expressed in terms of linear matrix inequalities… read more here.

Keywords: time; based functions; flexible polynomial; stability ... See more keywords
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Algebraic Polynomial Based Topological Study of Graphite Carbon Nitride (g-) Molecular Structure.

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Published in 2021 at "Polycyclic Aromatic Compounds"

DOI: 10.1080/10406638.2021.1934044

Abstract: Graphite carbon nitride (g-C3N4) is well recognized as among the most important products for photocatalytic processes, such as for CO2 elimination, water isolation, water purification and remediati... read more here.

Keywords: graphite carbon; based topological; algebraic polynomial; carbon nitride ... See more keywords