Stephen Boakye Twum

University of Technology and Applied Sciences

Publishing since 2012, latest 2026

Safety, Risk, Reliability and Quality
Statistics, Probability and Uncertainty
Artificial Intelligence
Control and Systems Engineering
Finance
Software

Their record on OpenAlex

Publications: 202012–2026
Citations: 69to those papers
h-index: 4i10-index 2
Field-weighted impact: 0.781.00 is the world average
World top 10%: 10%2 of 20 scored papers
Open access: 60%12 papers free to read

1 other work — a preprint, a dataset or the like — is listed but not counted.

By year

Papers, and the citations to them

Publications, left axisCitations to that year’s papers, right axis2026 still in progress

Career

On their papers

Every institution they have given on a paper.

Publications

20 in all

A Modified Primal-Dual Interior Point Method for Solving Convex Quadratic Optimization Problems
2026Open Journal of OptimizationJournalOpen access0 citations10.4236/ojop.2026.151001
Parameter estimation for photovoltaic systems: An enhanced Broyden-like approach
2024Journal of AppliedMathJournal

Download CV:PDFWord

Citations received each year

Peerford

To all their work, old papers included. Google Scholar also counts citations from theses, books and web pages, so its line runs higher.

What they work on

From the classification of each paper

Subfields

Safety, Risk, Reliability and Quality525%
Statistics, Probability and Uncertainty525%
Artificial Intelligence315%
Control and Systems Engineering315%
Finance315%
Software315%
Applied Mathematics210%
Computational Theory and Mathematics210%
General Health Professions210%
Management Information Systems210%

Health Sciences
Physical Sciences
Social Sciences

Topics most written on

Reliability and Maintenance Optimization5
Capital Investment and Risk Analysis3
Optimization and Mathematical Programming3
Risk and Safety Analysis3
Software Reliability and Analysis Research3
Child Nutrition and Water Access2
Mathematical functions and polynomials2
Mathematical Inequalities and Applications2
Probabilistic and Robust Engineering Design2
Supply Chain and Inventory Management2
Advanced Multi-Objective Optimization Algorithms1
Advanced Numerical Analysis Techniques1

Who they write with

Their most frequent co-authors, and the papers those co-authors share

Where their co-authors are

25% of their papers have a co-author abroad

papers co-written5555555Home

Most frequent partner countries

United Kingdom5

Papers with at least one author in that country.

Institutions written with most

University for Development StudiesGH19 papers
University of BirminghamGB5 papers
Kumasi Technical UniversityGH4 papers
Methodist University College GhanaGH4 papers
Kwame Nkrumah University of Science and TechnologyGH2 papers
Navrongo Health Research CentreGH1 paper
Catholic University College of GhanaGH1 paper

Where they publish

International journal of engineering research in Africa4
British Journal of Applied Science & Technology2
International Journal of Scientific and Management Research2
Journal of Applied Mathematics and Physics2
Advanced materials research1
American Journal of Operations Research1

Development goals addressed

From each paper’s title and abstract

3Good health and well-being4
7Affordable and clean energy2
9Industry, innovation and infrastructure2
10Reduced inequalities2
6Clean water and sanitation1
12Responsible consumption and production1
16Peace, justice and strong institutions1

Most cited

On a (p,k)-analogue of the Gamma function and some associated Inequalities
Moroccan Journal of Pure and Applied Analysis10
201624 citationsWorld top 10%Open access · Diamond
Models in design for reliability optimisation
American Journal of Scientific and Industrial Research
201311 citationsWorld top 10%Open access · Bronze
A Review of Water Quality Optimisation Models and Techniques

Sensitivity and Joint Investment Analyses of a Multi-objective Investment Optimization Model of two Businesses in Ghana

2022International Journal of Scientific and Management ResearchJournalOpen accessFirst author1 citation10.37502/ijsmr.2022.51201

Multiobjective Optimization of Investments of two Businesses in Ghana

2022International Journal of Scientific and Management ResearchJournalOpen accessSenior author2 citations10.37502/ijsmr.2022.5612

A Review of Water Quality Optimisation Models and Techniques

2020Journal of Applied Mathematics and PhysicsJournalOpen accessSenior author8 citations10.4236/jamp.2020.83032

Time-Homogeneous Markov Process for Low Birth Weight Progression under Treatment

2020Current Journal of Applied Science and TechnologyJournalOpen access0 citations10.9734/cjast/2020/v39i2230852

An Improved Affine-Scaling Interior Point Algorithm

2019Journal of Applied Mathematics and PhysicsJournalOpen accessSenior author2 citations10.4236/jamp.2019.710172

On a (p,k)-analogue of the Gamma function and some associated Inequalities

2016Moroccan Journal of Pure and Applied AnalysisJournalOpen accessSenior author24 citations10.7603/s40956-016-0006-0

Complex System Reliability Optimisation: Further Assessment of a Multicriteria Approach

2016International journal of engineering research in AfricaJournalFirst authorCorresponding3 citations10.4028/www.scientific.net/jera.25.108

On (p, q) and (q, k)-extensions of a double-inequality bounding a ratio of Gamma functions

2016Mathematical Sciences and Applications E-NotesJournalOpen accessSenior author1 citation10.36753/mathenot.421447

Bayesian and Frequentist Comparison: An Application to Low Birth Weight Babies in Ghana

2016British Journal of Applied Science & TechnologyJournalSenior author1 citation10.9734/bjast/2016/25753

Application of Area to Point Kriging to Low Birth Weight Incidence in Ghana

2016British Journal of Applied Science & TechnologyJournalSenior author0 citations10.9734/bjast/2016/25752

Appraisal of a Novel Reliability Optimisation Model Using Hypothetical Problems

2014International journal of engineering research in AfricaJournalFirst authorCorresponding1 citation10.4028/www.scientific.net/jera.12.1

Models in design for reliability optimisation

2013American Journal of Scientific and Industrial ResearchJournalOpen accessFirst author11 citations10.5251/ajsir.2013.4.1.95.110

Complex System Reliability Optimisation: A Multi-Criteria Approach

2013International journal of engineering research in AfricaJournalFirst author4 citations10.4028/www.scientific.net/jera.9.13

Application of Integer Linear Programming to an Investment Problem of a Firm in Ghana

2012International journal of engineering research in AfricaJournalFirst authorCorresponding1 citation10.4028/www.scientific.net/jera.8.73

American Journal of Scientific and Industrial Research1

Asian Journal of Probability and Statistics1

How it can be read

60% free to read

Diamond 8 · 40%Free to read and to publish
Hybrid 1 · 5%Open in a subscription journal
Bronze 3 · 15%Free to read, no open licence
Closed 8 · 40%Behind a paywall

Partnerships for the goals

Journal of Applied Mathematics and Physics6

20208 citationsOpen access · Diamond

Complex System Reliability Optimisation: A Multi-Criteria Approach

International journal of engineering research in Africa12

20134 citations