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   Articles with "multi order" as a keyword



Non-linear System of Multi-order Fractional Differential Equations: Theoretical Analysis and a Robust Fractional Galerkin Implementation

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recommendations! Published in 2022 at "Journal of Scientific Computing"

DOI: 10.1007/s10915-022-01814-x

Abstract: This paper presents a comprehensive study of non-linear systems of multi-order fractional differential equations from aspects of theory and numerical approximation. In this regard, we first establish the well-posedness of the underlying problem by investigations… read more here.

Keywords: order fractional; order; non linear; multi order ... See more keywords

On the Hyers–Ulam stability of Riemann–Liouville multi-order fractional differential equations

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recommendations! Published in 2019 at "Afrika Matematika"

DOI: 10.1007/s13370-019-00701-3

Abstract: In this paper, by using a Bielecki’s type norm and Banach fixed point theorem, we obtain a result on the Hyers–Ulam stability of Riemann–Liouville multi-order fractional differential equations. read more here.

Keywords: hyers ulam; stability riemann; ulam stability; liouville multi ... See more keywords

Computational analysis of a class of singular nonlinear fractional multi-order heat conduction model of the human head

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recommendations! Published in 2024 at "Scientific Reports"

DOI: 10.1038/s41598-024-53822-6

Abstract: The subject of the article is devoted to the development of a matrix collocation technique based upon the combination of the fractional-order shifted Vieta–Lucas functions (FSVLFs) and the quasilinearization method (QLM) for the numerical evaluation… read more here.

Keywords: fractional multi; multi order; model; usepackage ... See more keywords

Multi-order hierarchical broadband tunable acoustic metamaterials

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recommendations! Published in 2025 at "Smart Materials and Structures"

DOI: 10.1088/1361-665x/ae2247

Abstract: To address the issues of narrow low-frequency absorption bandwidth and fixed performance in conventional Helmholtz resonator unit cells, this study proposes a multi-order hierarchical design strategy at the scale of the unit cell. We develop… read more here.

Keywords: multi order; order hierarchical; absorption; tunable acoustic ... See more keywords

BTWalk: Branching Tree Random Walk for Multi-Order Structured Network Embedding

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recommendations! Published in 2022 at "IEEE Transactions on Knowledge and Data Engineering"

DOI: 10.1109/tkde.2020.3029061

Abstract: Multi-order proximity is useful for effective network embedding. In contrast to many previous works that only consider order-level weights, this paper proposes to explore a more expressive node-level weighting mechanism to encode the diverse local… read more here.

Keywords: btwalk; network embedding; order; multi order ... See more keywords

Signed Network Representation by Preserving Multi-Order Signed Proximity

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recommendations! Published in 2023 at "IEEE Transactions on Knowledge and Data Engineering"

DOI: 10.1109/tkde.2021.3125148

Abstract: Signed network representation is a key problem for signed network data. Previous studies have shown that by preserving multi-order signed proximity (SP), expressive node representations can be learned. However, multi-order SP cannot be perfectly encoded… read more here.

Keywords: network representation; multi order; signed network; order ... See more keywords

Multi-Scale FC-Based Multi-Order GCN: A Novel Model for Predicting Individual Behavior From fMRI

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recommendations! Published in 2024 at "IEEE Transactions on Neural Systems and Rehabilitation Engineering"

DOI: 10.1109/tnsre.2024.3357059

Abstract: Predicting individual behavior from brain imaging data using machine learning is a rapidly growing field in neuroscience. Functional connectivity (FC), which captures interactions between different brain regions, contains valuable information about the organization of the… read more here.

Keywords: brain; multi order; model; gcn ... See more keywords

Blind technique for point spread function equalization with application to the Multi-Order Solar Extreme Ultraviolet Spectrograph

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recommendations! Published in 2018 at "Journal of Astronomical Telescopes, Instruments, and Systems"

DOI: 10.1117/1.jatis.4.2.028002

Abstract: Abstract. When combining remote sensing data from multiple instruments or multiple imaging channels, differences in point spread function (PSF) can lead to systematic error. If the PSFs are not well known, then it is difficult… read more here.

Keywords: multi order; spread function; point spread; order solar ... See more keywords

Multi-Order Extension Codes for Palmprint Recognition

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recommendations! Published in 2025 at "International journal of neural systems"

DOI: 10.1142/s012906572550039x

Abstract: Palmprint recognition is a pivotal biometric modality, renowned for its numerous advantages and applications in the field of biometrics. The Gabor filter is a classic and efficient texture feature extractor abstracted from the nervous system.… read more here.

Keywords: texture; recognition; multi order; order extension ... See more keywords

On impulsive nonlocal integro-initial value problems involving multi-order Caputo-type generalized fractional derivatives and generalized fractional integrals

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recommendations! Published in 2019 at "Advances in Difference Equations"

DOI: 10.1186/s13662-019-2183-4

Abstract: In this paper, we present sufficient criteria ensuring the existence and uniqueness of solutions for nonlinear impulsive multi-order Caputo-type generalized fractional differential equations supplemented with nonlocal integro-initial value conditions involving generalized fractional integrals. Extremal solutions… read more here.

Keywords: multi order; caputo type; generalized fractional; type generalized ... See more keywords

Multi-order optical spatial vortex filters for simultaneous contour extraction of various parts of an object

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recommendations! Published in 2024 at "Computer Optics"

DOI: 10.18287/2412-6179-co-1497

Abstract: We study the transformation of the analyzed object by a variety of spatial filters including bandpass, differential, radial filters, various types of vortex filters, and Hilbert filters. Advantages and disadvantages of different filters in terms… read more here.

Keywords: vortex filters; spatial vortex; various parts; multi order ... See more keywords