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Volume 472, Issue CJul 2024
Publisher:
  • Elsevier Science Inc.
  • 655 Avenue of the Americas New York, NY
  • United States
ISSN:0096-3003
Reflects downloads up to 23 Feb 2025Bibliometrics
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Research Papers
research-article
DisPredict3.0: Prediction of intrinsically disordered regions/proteins using protein language model
Highlights

  • Protein language model-based approach for predicting disordered proteins.
  • The proposed method was ranked #1 in CAID2’s (2022) competition for the Disorder-NOX dataset.
  • We assess the significance of different features in identifying ...

Abstract

Intrinsically disordered proteins (IDPs) or protein regions (IDRs) do not have a stable three-dimensional structure, even though they exhibit important biological functions. They are structurally and functionally very different from ordered ...

research-article
Limited packings: Related vertex partitions and duality issues
Abstract

A k-limited packing partition (kLP partition) of a graph G is a partition of V ( G ) into k-limited packing sets. We consider the kLP partitions with minimum cardinality (with emphasis on k = 2). The minimum cardinality is called kLP partition ...

research-article
A new iterative method for simultaneous computation of several eigenpair derivatives of a large matrix
Abstract

A new iterative method is proposed to simultaneously compute several eigenpair derivatives of a large matrix analytically dependent on parameters. By using the Krylov subspaces augmented with the eigenvectors that one wants to differentiate, ...

Highlights

  • Several eigenpair derivatives are simultaneously obtained by solving small linear least square problems at each iteration.
  • The proposed method avoids the solution of large linear systems of equations and does not require the left ...

research-article
Error analysis for local coarsening in univariate spline spaces
Abstract

In this article we analyze the error produced by the removal of an arbitrary knot from a spline function; we consider the L 2-, the H 1- and the L ∞-errors. When a knot has multiplicity greater than one, this implies a reduction of its ...

Highlights

  • We make an in deep quantitative analysis for the error produced by the removal of an arbitrary knot from a spline function.
  • We deduce a simple formula to compute such error in terms of neighboring knots and few coefficients of the ...

research-article
A Magnus-based integrator for Brownian parametric semi-linear oscillators
Abstract

We introduce a numerical method for solving second-order stochastic differential equations of the form x ¨ = − ω 2 ( t ) x + f ( t , x ) + σ ( t ) ξ ( t ), describing a class of nonlinear oscillators with non-constant frequency, perturbed by ...

Highlights

  • First exponential integrator based on Magnus expansion for Brownian parametric semi-linear oscillators.
  • The convergence properties are proved.
  • Good numerical performances w.r.t. standard integrators are shown.
  • Preservation of ...

research-article
Conjugate gradient-type method for the tensor linear system via the T-product and its application in the calculation of Moore-Penrose inverse
Abstract

We develop a conjugate gradient-type method for solving a class of tensor linear system with a T-product structure. The finite termination of the proposed method is proven without considering the rounding error. As an application, we obtain the ...

Highlights

  • Propose a conjugate gradient-type method for solving the tensor linear system, and give the convergence analysis.
  • Provide a perspective for the numerical calculation of the tensor Moore-Penrose inverse under the tensor T-product.
  • ...

research-article
Adaptive event-triggered non-fragile sliding mode control for uncertain T-S fuzzy singular systems with passive constraint
Abstract

This paper discusses the non-fragile SMC problem of uncertain discrete-time TSFSSs with passive constraint based on the event-triggered method. A novel AETS is adopted to save communication resources while maintaining good control performance. ...

Highlights

  • The non-fragile SMC problem of uncertain discrete-time TSFSSs with passivity constraint under the AETS is not available in the literature, and it is addressed for the first time.
  • Compared with the static ETSs with constant threshold ...

research-article
An evolutionary game with reputation-based imitation-mutation dynamics
Abstract

Reputation plays a crucial role in social interactions by affecting the fitness of individuals during an evolutionary process. Previous works have extensively studied the result of imitation dynamics without focusing on potential irrational ...

Highlights

  • A new reputation-based mechanism is proposed, which can effectively prompt cooperation behaviors.
  • The proposed model can improve cooperation in high temptation in a prisoner's dilemma game.
  • The reputation of nodes can be ...

research-article
Exact solutions of some fractal differential equations
Abstract

In this paper, we explore the intriguing field of fractal calculus as it pertains to fractal curves and fractal sets. Our study includes an exploration of the method analogues of the separable method and the integrating factor technique for ...

Highlights

  • The fractal separable method and the integrating factor technique are suggested.
  • Fractal Bernoulli differential equations are given and solved.
  • The escape velocity of the earth in fractal space and time is studied.

research-article
Finite number of similarity classes in Longest Edge Bisection of nearly equilateral tetrahedra
Abstract

In 1983 Adler [1] pointed out that if a tetrahedron is nearly equilateral (edge lengths within 5% of each other) and the first and second longest edges are opposite, then the iterative Longest Edge Bisection (LEB) method produces ≤37 similarity ...

Highlights

  • The study of similarity classes is relevant in the LEB for Finite Element Method.
  • There exists a family of nearly equilateral tetrahedra that generates a finite number of similarity classes.
  • A new algorithm is introduced for the ...

research-article
Embedding and fractional embedding of Bergman-type spaces in the Schatten class
Abstract

For 0 < p < ∞, we completely characterize the Schatten p-class embedding and fractional embedding of the Bergman-type space A α 2 on the unit ball of C m. The main results of this paper are twofold: (1) For α , β ∈ R, we show that the necessary ...

Highlights

  • For p > 0, we completely characterize the Schatten p-class embedding and fractional embedding of the Bergman-type space on the unit ball.
  • The range 0 < p < 2 is an open problem left by H. T. Kaptanoğlu (see [5]).
  • We prove that the ...

research-article
Exponential stability in the L p -norm of nonlinear coupled hyperbolic spatially inhomogeneous systems
Abstract

We study exponential stability of equilibrium in the L p-norm (1 < p ≤ ∞, p ≠ 2) of nonlinear 1D systems of hyperbolic equations. A method of construction of Lyapunov functions based on the W. Magnus representation of fundamental solutions of ...

Highlights

  • Paper is devoted to investigation of the L p- exponential stability of the equilibrium of a nonlinear coupled hyperbolic system.
  • A new approach of construction of a vector Lyapunov functions is proposed.
  • We provide some examples ...

research-article
Impact of multiple doses of vaccination on epidemiological spread in multiple networks
Abstract

Epidemic spread is frequently accompanied by the diffusion of information, prompting individuals to adopt preventive measures, including home quarantine, vaccination, and wearing masks. The interplay spreading processes present significant ...

Highlights

  • Government encouragement of multiple doses of vaccination impacts the evolutionary process of epidemic spread.
  • Exploring the interplay between epidemic spread and the diffusion of awareness in multiplex networks.
  • Increased ...

research-article
On the numerical solution of functional equations with application to response time distributions
Abstract

A unified approach is developed to solve functional equations defining generating functions. Such equations are often constructed as a means to solve recurrence relations, such as those arising from queue length probabilities and response time ...

Highlights

  • The transformation of functional equations into linear algebra.
  • The use of matrices to deal with derivatives in functional equations.
  • The evaluation of partial generating functions via contour integrals of the full generating ...

research-article
Investigation of multivariate pairs trading under copula approach with mixture distribution
Abstract

Pairs trading is typically implemented using two assets. The copula approach can allow us to consider the dependency among multiple assets and use multivariate pairs in this strategy. The goal of this article is to investigate this strategy under ...

Highlights

  • We discuss traditional pairs trading by enabling the use of multivariate pairs in the trading strategy.
  • Using copula functions, we extract joint distributions, enabling direct calculation of the joint probability for each pair of data ...

research-article
Memory-based event-triggered fault-tolerant load frequency control of multi-area power systems with electric vehicles
Abstract

This paper focuses on the fault-tolerant load frequency control problem for a multi-area power system with electric vehicles, specifically addressing sensor failures. Electric vehicles are utilized for load frequency control, and a multi-area ...

Highlights

  • A multi-area power system model is established for the variation of SOC.
  • Considering the impact of sensor failures and communication network bandwidth.
  • The historical state information and adaptive factor are used to construct the ...

research-article
The extremal trees for exponential vertex-degree-based topological indices
Abstract

A general exponential vertex-degree-based topological index (exponential VDB index for short) T e f of a graph G is the summation of e f ( d ( u ) , d ( v ) ), where f ( x , y ) is a symmetric real function with x ≥ 1 and y ≥ 1, and the summation ...

Highlights

  • A exponential vertex-degree-based topological index is a general topological index.
  • It is very important to characterize the extremal graphs for some topological indices.
  • The path minimizes some exponential vertex-degree-based ...

research-article
Stabilization of continuous-time Markovian jump systems: A mode separation but optimization method
Abstract

This paper addresses the stabilization problem of continuous-time Markovian jump systems (MJSs) by applying an optimization controller. A new stabilizing method based on a mode separation algorithm is proposed, whose separation will be optimized ...

Highlights

  • A new stabilizing controller is proposed to deeply depend on the separation of modes or subsystems.
  • A novel control cost function is proposed to optimize the mode separation.
  • It has been proved that the stabilizing controller based ...

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