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Mathematical and Computational Applications, Volume 27, Issue 6

2022 December - 25 articles

Cover Story: Large-scale multiobjective optimization arises in many application domains, and it deserves increasing attention from the multiobjective community, within which highly specialized algorithms have been proposed. This work elaborates on how the automatic configuration of NSGA-II with jMetal and irace allows this algorithm to properly address large-scale problems in both a real-coded benchmarking testbed and a binary-coded real-world scenario within 5G/6G networks. The figure illustrates the latter problem, showing three different base stations (BSs) usually deployed in these networks and their mapping into a binary-coded representation. One single BS may add up to 12 variables to a tentative solution, and hundreds of SBSs/km2 will be required, thus giving rise to a large-scale problem. View this paper
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Articles (25)

  • Feature Paper
  • Review
  • Open Access
4 Citations
3,470 Views
27 Pages

19 December 2022

Most of the practical applications that require optimization often involve multiple objectives. These objectives, when conflicting in nature, pose both optimization as well as decision-making challenges. An optimization procedure for such a multi-obj...

  • Article
  • Open Access
6 Citations
3,131 Views
17 Pages

14 December 2022

This paper aimed to combine hyperspectral imaging (378–1042 nm) and a deep convolutional neural network (DCNN) to rapidly and non-destructively detect and predict the viability of waxy corn seeds. Different viability levels were set by artifici...

  • Article
  • Open Access
13 Citations
2,176 Views
13 Pages

Go-MoS2/Water Flow over a Shrinking Cylinder with Stefan Blowing, Joule Heating, and Thermal Radiation

  • Manoj Kumar Narayanaswamy,
  • Jagan Kandasamy and
  • Sivasankaran Sivanandam

14 December 2022

The impacts of Stefan blowing along with slip and Joule heating on hybrid nanofluid (HNF) flow past a shrinking cylinder are investigated in the presence of thermal radiation. Using the suitable transformations, the governing equations are converted...

  • Feature Paper
  • Article
  • Open Access
3 Citations
2,704 Views
22 Pages

14 December 2022

In this article, we introduce a notion of size for sets, called the thickness, that can be used to guarantee that two Cantor sets intersect (the Gap Lemma) and show a connection among thickness, Schmidt games and patterns. We work mostly in the real...

  • Article
  • Open Access
11 Citations
3,174 Views
24 Pages

12 December 2022

Finite element analysis (FEA) has been proven as a useful design tool to model corrugated paperboard boxes, and is capable of accurately predicting load capacity. The in-plane deformation, however, is usually significantly underpredicted. To investig...

  • Feature Paper
  • Article
  • Open Access
3 Citations
3,765 Views
17 Pages

Knowledge-Driven Multi-Objective Optimization for Reconfigurable Manufacturing Systems

  • Henrik Smedberg,
  • Carlos Alberto Barrera-Diaz,
  • Amir Nourmohammadi,
  • Sunith Bandaru and
  • Amos H. C. Ng

Current market requirements force manufacturing companies to face production changes more often than ever before. Reconfigurable manufacturing systems (RMS) are considered a key enabler in today’s manufacturing industry to cope with such dynami...

  • Article
  • Open Access
17 Citations
3,563 Views
27 Pages

Probability distributions are very useful in modeling lifetime datasets. However, no specific distribution is suitable for all kinds of datasets. In this study, the bounded truncated Cauchy power exponential distribution is proposed for modeling data...

  • Article
  • Open Access
7 Citations
3,269 Views
23 Pages

30 November 2022

This study aims to propose a flexible, fully parametric hazard-based regression model for censored time-to-event data with crossing survival curves. We call it the accelerated hazard (AH) model. The AH model can be written with or without a baseline...

  • Feature Paper
  • Article
  • Open Access
20 Citations
11,091 Views
17 Pages

Is NSGA-II Ready for Large-Scale Multi-Objective Optimization?

  • Antonio J. Nebro,
  • Jesús Galeano-Brajones,
  • Francisco Luna and
  • Carlos A. Coello Coello

30 November 2022

NSGA-II is, by far, the most popular metaheuristic that has been adopted for solving multi-objective optimization problems. However, its most common usage, particularly when dealing with continuous problems, is circumscribed to a standard algorithmic...

  • Article
  • Open Access
10 Citations
2,605 Views
18 Pages

28 November 2022

The study is devoted to investigating the effect of an unsteady non-Newtonian Casson fluid over a vertical plate. A mathematical analysis is presented for a Casson fluid by taking into consideration Soret and Dufour effects, heat generation, heat rad...

  • Article
  • Open Access
5 Citations
2,194 Views
24 Pages

24 November 2022

In recent years, the consensus-reaching process of large group decision making has attracted much attention in the research society, especially in emergency environment area. However, the decision information is always limited and inaccurate. The tru...

  • Feature Paper
  • Article
  • Open Access
4 Citations
3,954 Views
29 Pages

Importance sampling is a variance reduction technique that is used to improve the efficiency of Monte Carlo estimation. Importance sampling uses the trick of sampling from a distribution, which is located around the zone of interest of the primary di...

  • Article
  • Open Access
8 Citations
1,885 Views
14 Pages

The objective of this paper is to investigate the 3D non-linearly thermally radiated flow of a Jeffrey nanofluid towards a stretchy surface with the Cattaneo–Christov heat flux (CCHF) model in the presence of a convective boundary condition.The...

  • Article
  • Open Access
8 Citations
2,352 Views
18 Pages

We propose a new iterative scheme without memory for solving nonlinear equations. The proposed scheme is based on a cubically convergent Hansen–Patrick-type method. The beauty of our techniques is that they work even though the derivative is ve...

  • Article
  • Open Access
9 Citations
4,347 Views
28 Pages

Multi-Strategy Improved Sparrow Search Algorithm and Application

  • Xiangdong Liu,
  • Yan Bai,
  • Cunhui Yu,
  • Hailong Yang,
  • Haoning Gao,
  • Jing Wang,
  • Qing Chang and
  • Xiaodong Wen

The sparrow search algorithm (SSA) is a metaheuristic algorithm developed based on the foraging and anti-predatory behavior of sparrow populations. Compared with other metaheuristic algorithms, SSA also suffers from poor population diversity, has wea...

  • Feature Paper
  • Article
  • Open Access
8 Citations
4,603 Views
16 Pages

Guessing effects frequently occur in testing data in educational or psychological applications. Different item response models have been proposed to handle guessing effects in dichotomous test items. However, it has been pointed out in the literature...

  • Article
  • Open Access
1 Citations
1,923 Views
13 Pages

In this paper, we study the multi-objective optimization of the viscous boundary condition of an elastic rod using a hybrid method combining a genetic algorithm and simple cell mapping (GA-SCM). The method proceeds with the NSGAII algorithm to seek a...

  • Article
  • Open Access
1 Citations
2,018 Views
20 Pages

In this work, we study a capital–labor model by considering the interaction between the new proposed and the confirmed free jobs, the precariat labor force, and the mature labor force by introducing Brownian motion and Lévy noise. Moreov...

  • Feature Paper
  • Article
  • Open Access
2 Citations
2,152 Views
16 Pages

A New Material Model for Agglomerated Cork

  • Gabriel Thomaz de Aquino Pereira,
  • Ricardo J. Alves de Sousa,
  • I-Shih Liu,
  • Marcello Goulart Teixeira and
  • Fábio A. O. Fernandes

It is increasingly necessary to promote means of production that are less polluting and less harmful to the environment following the UN 2030 agenda for sustainable development. Using natural cellular materials in structural applications can be essen...

  • Article
  • Open Access
17 Citations
2,946 Views
14 Pages

The focal interest in this article is to investigate the Stefan blowing and Dufour and Soret effects on hybrid nanofluid (HNF) flow towards a stretching cylinder with thermal radiation. The governing equations are converted into ODE by using suitable...

  • Article
  • Open Access
13 Citations
3,372 Views
9 Pages

Increased Material Density within a New Biomechanism

  • Carlos Aurelio Andreucci,
  • Elza M. M. Fonseca and
  • Renato N. Jorge

A new mechanism, applied in this study as a biomechanical device, known as a Bioactive Kinetic Screw (BKS) for bone implants is described. The BKS was designed as a bone implant, in which the bone particles, blood, cells, and protein molecules remove...

  • Article
  • Open Access
32 Citations
3,162 Views
32 Pages

In recent, various metaheuristic algorithms have shown significant results in control engineering problems; moreover, fuzzy sets (FSs) and theories were frequently used for dynamic parameter adaption in metaheuristic algorithms. The primary reason fo...

  • Article
  • Open Access
1 Citations
2,682 Views
22 Pages

The aim in this study was to determine how surging modifies the dynamic behaviour of the cyclonic flow in a hydrocyclone using computational fluid and granular dynamics models. The Volume-of-Fluid model was used to model the air-core formation. Fluid...

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Math. Comput. Appl. - ISSN 2297-8747