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A hybrid grey wolf optimizer for engineering design problems
Grey wolf optimizer (GWO) is one of the most popular metaheuristics, and it has been presented as highly competitive with other comparison methods....
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List Comprehension and Generators
List comprehension is a way of writing programs in Python which makes this programming language very attractive. With list comprehension, it is very...
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Im NS-Herrschaftsbereich Verbliebene
Alexander Aigner entstammte einer angesehenen Ärztefamilie in Graz mitWurzeln in Baden bei Wien. Seine Mutter Oktavia, älteste Tochter des...
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A singular value shrinkage thresholding algorithm for folded concave penalized low-rank matrix optimization problems
In this paper, we study the low-rank matrix optimization problem, where the loss function is smooth but not necessarily convex, and the penalty term...
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Ergebnisdarstellung
In diesem Kapitel werden die Ergebnisse der erhobenen Videostudie präsentiert. Vorangestellt wird die Beschreibung der Prozesse und ihre Einordnung...
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Optimal Balanced-Norm Error Estimate of the LDG Method for Reaction–Diffusion Problems I: The One-Dimensional Case
A singularly perturbed reaction–diffusion problem in 1D is solved numerically by a local discontinuous Galerkin (LDG) finite element method. For this...
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A new computational framework for log-concave density estimation
In statistics, log-concave density estimation is a central problem within the field of nonparametric inference under shape constraints. Despite great...
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On convergence of waveform relaxation for nonlinear systems of ordinary differential equations
To integrate large systems of nonlinear differential equations in time, we consider a variant of nonlinear waveform relaxation (also known as dynamic...
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Travelling wave solution of fourth order reaction diffusion equation using hybrid quintic hermite splines collocation technique
Fourth order extended Fisher Kolmogorov reaction diffusion equation has been solved numerically using a hybrid technique. The temporal direction has...
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New Hybrid Perturbed Projected Gradient and Simulated Annealing Algorithms for Global Optimization
The main objective of this works is to present an efficient hybrid optimization approach using a new coupling technique for solving constrained...
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Numerical methods for forward fractional Feynman–Kac equation
Fractional Feynman–Kac equation governs the functional distribution of the trajectories of anomalous diffusion. The non-commutativity of the integral...
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Exponentially Fitted Robust Scheme for the Solution of Singularly Perturbed Delay Parabolic Differential Equations with Integral Boundary Condition
In this paper, an exponentially fitted finite difference method is developed to solve singularly perturbed delay parabolic partial differential...
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Search of Complex Transcendental Roots of a Combination of a Nonlinear Equation and a Polynomial
Target nonlinear equation is limited within ordinary differential equations with one-point boundary value or two-point boundary value problems, and...
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An efficient fourth order Hermite spline collocation method for time fractional diffusion equation describing anomalous diffusion in two space variables
Anomalous diffusion of particles in fluids is better described by the fractional diffusion models. A robust hybrid numerical algorithm for a...
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Sketch-based multiplicative updating algorithms for symmetric nonnegative tensor factorizations with applications to face image clustering
Nonnegative tensor factorizations (NTF) have applications in statistics, computer vision, exploratory multi-way data analysis, and blind source...
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Half-quadratic alternating direction method of multipliers for robust orthogonal tensor approximation
Higher-order tensor canonical polyadic decomposition (CPD) with one or more of the latent factor matrices being columnwisely orthonormal has been...
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A Multi-Period Constrained Multi-Objective Evolutionary Algorithm with Orthogonal Learning for Solving the Complex Carbon Neutral Stock Portfolio Optimization Model
Financial market has systemic complexity and uncertainty. For investors, return and risk often coexist. How to rationally allocate funds into...
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The High-Order Variable-Coefficient Explicit-Implicit-Null Method for Diffusion and Dispersion Equations
For the high-order diffusion and dispersion equations, the general practice of the explicit-implicit-null (EIN) method is to add and subtract an...
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An Isoparametric Finite Element Method for Time-fractional Parabolic Equation on 2D Curved Domain
This paper provides an efficient numerical scheme for approximating the solution of the time-fractional parabolic equation on 2D curved domain. Here,...
