Frimpong Twum
Department of Computer SciencePhysical SciencesHealth SciencesLife SciencesSocial Sciences

Frimpong Twum

71 Publications36 Research Themes63 Open Access
Research Overview & Focus

The researcher's work is centered on integrating advanced AI techniques with traditional computational methods across diverse fields such as healthcare, smart agriculture, cybersecurity, and data analysis. Their focus includes enhancing security protocols through steganography and cryptography, optimizing data classification and anomaly detection, improving network performance, and addressing health-related challenges. By combining innovative solutions with robust methodologies, the researcher aims to develop a comprehensive approach that integrates these elements across various domains, ultimately striving for a secure and efficient framework.

Faculty Biography

Prof. Frimpong Twum (Ph.D) received his B.Sc. (Hons) degree in Electrical and Electronic Engineering and MSc. Internet and Multimedia Engineering from London South Bank University in 2004, and 2007 respectively. He also received MSc. Degree in Information System from Roehampton University, London in 2011. He completed his Ph.D in Computer Science from Kwame Nkumah University of Science and Technology (KNUST), Ghana, in 2017 with specialization in Computer Security. He is currently ASSOCIATE PROFESSOR OF COMPUTER SCIENCE at the Department of Computer Science, College of Science, KNUST. Ghana's Premier Science and Technology University in KUMASI, and the Number 1 University in the world for the provision of quality education (SDG 4) - [Source - Times Higher Education Impact Ranking (1st June, 2023)] . Prof. Twum is a committed, highly skilled, motivated, hardworking, and technically competent professional with passion for knowledge acquisition and dissemination in the field of computer science especially computer network security, machine learning, and cloud computing. His long-term goal is to help improve life by finding solutions to problems using knowledge acquired in these fields. He is effective communicator at all levels and a team player in dealing with technical/non-technical issues with proven organizational and people skills. Prof. Twum has several papers to his credit in credible journals including PLOS ONE, HINDAWI, KSII TIIS, MDPI Sensors, IEEE access, SPRINGER, Informatica (Slovenia) and Journal of Computer Science. His articles have global reach with over 200 Google Scholar citations. Prior to his appointment at KNUST, he worked as a Lecturer and Systems Engineer at Roehampton University in London. He also worked as Systems Administrator and Business Analyst at PC World, UK. Prof. Twum also worked as a Computer Technician at Council for Scientific and Industrial Research (CSIR) - Crops Research Institute (CRI). His areas of research interest include Computer Networks, Computer and Data Security, Cloud Computing, Computer Vision and Machine Learning, Image Processing, Software Engineering, Computer Programming and Algorithms.Prof. Twum has served on many national organizations as member or chairman including; National Accreditation Board (now, Ghana Tertiary Education Commission (GTEC), West African Examinations Council (WAEC), and Internet Society, Ghana Chapter. He is External Examiner for Computer Science and Information Technology programmes for Ghana Communications Technology University,  Garden City University College, Takoradi Technical University, and Tamale Technical University. Prof. Twum has served as an interview panel member for recruitment of lectures for computer science, Information Technology and related programmes for many institutions and has also been nominated severally by other universities as an external assessor for assessment of promotion document to senior lecturer of computer science, Information Technology and related programmes. Prof. Twum was appointed as examiner and subject expert for ICT by the National Teaching Council (NTC) to design, review and set questions for the teachers licensure examinations in Ghana. Prof. Twum has also served as resource person for the Ghana Science Association Science (GSA) workshop for Science Technology Engineering and Mathematics (STEM) teachers on many occasions.In addition, Prof. Twum has rendered many international  services including: Editorial Advisory Board Member for African Union (AU) – Africa Centre for Study and Research on Terrorism, WASSCE Elective ICT Examiner for West African Examinations Council (WAEC), WAEC Moderating Committee Member, and a reviewer for; IEEE ACCESS, Academia Letters, Science Publishing Group (SciencePG): International Journal of Sustainability Management and Information Technologies, INDERSCIENCE - International Journal of Information and Computer Security (IJICS) and International Journal of Advanced Computer Science and Applications (IJCSA). Prof. Twum has been an Invited Speaker to the 2nd Global Summit on Electronics & Electrical Engineering (GSEEE2022) in Chicago, USA.

Key Research Themes (36)
Physical Sciences

Advanced Algorithms and Applications

Physical Sciences

Advanced Malware Detection Techniques

Physical Sciences

Advanced Steganography and Watermarking Techniques

Physical Sciences

AI in cancer detection

Health Sciences

Artificial Intelligence in Healthcare

Life Sciences

Brain Tumor Detection and Classification

Physical Sciences

Chaos-based Image/Signal Encryption

Physical Sciences

Cloud Computing and Resource Management

Physical Sciences

Cloud Data Security Solutions

Physical Sciences

Coding theory and cryptography

Physical Sciences

Cryptography and Data Security

Physical Sciences

Cryptography and Residue Arithmetic

Physical Sciences

Digital and Cyber Forensics

Physical Sciences

Educational Technology and Assessment

Social Sciences

Emotion and Mood Recognition

Physical Sciences

Energy Efficient Wireless Sensor Networks

Physical Sciences

Energy Harvesting in Wireless Networks

Physical Sciences

Hydrological Forecasting Using AI

Physical Sciences

Image and Object Detection Techniques

Physical Sciences

Imbalanced Data Classification Techniques

Physical Sciences

Internet Traffic Analysis and Secure E-voting

Physical Sciences

IoT and Edge/Fog Computing

Physical Sciences

IoT-based Smart Home Systems

Physical Sciences

IPv6, Mobility, Handover, Networks, Security

Health Sciences

Maternal and Perinatal Health Interventions

Physical Sciences

Mobile and Web Applications

Physical Sciences

Network Security and Intrusion Detection

Physical Sciences

Neural Networks and Applications

Physical Sciences

Online Learning and Analytics

Life Sciences

Smart Agriculture and AI

Physical Sciences

Spectroscopy and Chemometric Analyses

Social Sciences

Technology Adoption and User Behaviour

Physical Sciences

Technology and Data Analysis

Health Sciences

Tuberculosis Research and Epidemiology

Physical Sciences

User Authentication and Security Systems

Physical Sciences

Wireless Power Transfer Systems

Publications (71)

A proposed blockchain technology approach for securing IoT-enabled renewable and grid metering systems

Open Access

Employing transfer learning for breast cancer detection using deep learning models

Open Access
2025AI in cancer detectionDOI: 10.1371/journal.pdig.0000907

SmartGuard: An Improved Leaky Bucket Algorithm-Based Secure and Scalable Congestion Control Framework for the Edge-Cloud Continuum

Open Access
2025Cloud Computing and Resource ManagementDOI: 10.52783/jisem.v10i54s.11139

An AI-based approach to predict delivery outcome based on measurable factors of pregnant mothers

Open Access
2025Maternal and Perinatal Health InterventionsDOI: 10.1371/journal.pdig.0000543

Fraud Prediction and Prevention in Mobile Money Payment Systems (MMPS): A Systematic Literature Review of Text‐Based Detection Methods

Open Access

Network-centric Optimal Hybrid Sensing Hole Recovery and Self- Healing in IPV6 WSNs

Open Access
2024Energy Harvesting in Wireless NetworksDOI: 10.5121/ijwmn.2024.16605

A Neural Architecture Search CNN for Alzheimer’s Disease Classification

Open Access
2024Brain Tumor Detection and ClassificationDOI: 10.37936/ecti-cit.2024184.255728

Image steganography techniques for resisting statistical steganalysis attacks: A systematic literature review

Open Access
2024Advanced Steganography and Watermarking TechniquesDOI: 10.1371/journal.pone.0308807

An AI-based approach to predict delivery outcome based on measurable factors of pregnant mothers

Open Access
2024Maternal and Perinatal Health InterventionsDOI: 10.1101/2024.06.07.24308404

A bilateral filtering-based image enhancement for Alzheimer disease classification using CNN

Open Access
2024Brain Tumor Detection and ClassificationDOI: 10.1371/journal.pone.0302358

Securing cloud data using secret key 4 optimization algorithm (SK4OA) with a non-linearity run time trend

Open Access
2024Chaos-based Image/Signal EncryptionDOI: 10.1371/journal.pone.0301760

Cryptographic Solutions for Data Security in Cloud Computing:

Open Access
2024Cloud Data Security SolutionsDOI: 10.13052/jcsm2245-1439.1324

Applied machine learning techniques for chronic disease treatment default prediction and its potential benefits for patient outcome: A case series study approach

Open Access
2024Artificial Intelligence in HealthcareDOI: 10.1101/2024.01.02.24300700

A Secure and High Embedding Capacity Image Steganography Scheme Using Image Enhancement Technique, Compression, and Genetic Algorithm

2024Advanced Steganography and Watermarking TechniquesDOI: 10.1007/978-981-97-5441-0_27

Imbalanced class distribution and performance evaluation metrics: A systematic review of prediction accuracy for determining model performance in healthcare systems

Open Access
2023Artificial Intelligence in HealthcareDOI: 10.1371/journal.pdig.0000290

Chronic disease treatment default prediction, potential benefits with applied random sampling optimization techniques

Open Access
2023Imbalanced Data Classification TechniquesDOI: 10.32388/qzpwnx.2

Evaluating Agile Neural Educational System for Effective Resource Management

Open Access
2023Neural Networks and ApplicationsDOI: 10.1177/21582440231214843

Chronic disease treatment default prediction with random sampling optimization.

Open Access
2023Artificial Intelligence in HealthcareDOI: 10.32388/qzpwnx

Ensuring privacy and confidentiality of cloud data: A comparative analysis of diverse cryptographic solutions based on run time trend

Open Access
2023Chaos-based Image/Signal EncryptionDOI: 10.1371/journal.pone.0290831

Evaluating Agile Neural Educational System for Effective Resource Management.

Open Access
2023Neural Networks and ApplicationsDOI: 10.21203/rs.3.rs-3224617/v1

Machine learning prediction accuracy score: The use of Feature selection techniques

Open Access
2023Artificial Intelligence in HealthcareDOI: 10.21203/rs.3.rs-1799571/v1

PRISMA Archetype-Based Systematic Literature Review of Security Algorithms in the Cloud

Open Access
2023Cloud Data Security SolutionsDOI: 10.1155/2023/9210803

Imbalanced Dataset and Optimization Technique Use for Disease Treatment Default Prediction

Open Access
2023Artificial Intelligence in HealthcareDOI: 10.24940/theijst/2023/v11/i5/st2305-005

A systematic review of prediction accuracy as an evaluation measure for determining machine learning model performance in healthcare systems

Open Access
2023Artificial Intelligence in HealthcareDOI: 10.1101/2023.06.01.23290837

Systematic Review of Data Mining in Education on the Levels and Aspects of Education.

Open Access
2023Online Learning and AnalyticsDOI: 10.21203/rs.3.rs-2868229/v1

Integrating expert system in managing basic education: A survey in Ghana

Open Access
2023Online Learning and AnalyticsDOI: 10.1016/j.jjimei.2023.100166

Ensuring confidentiality and privacy of cloud data using a non-deterministic cryptographic scheme

Open Access
2023Chaos-based Image/Signal EncryptionDOI: 10.1371/journal.pone.0274628

Agile neural expert system for managing basic education

Open Access
2023Online Learning and AnalyticsDOI: 10.1016/j.iswa.2023.200178

Machine Learning Modeling of Disease Treatment Default: A Comparative Analysis of Classification Models

Open Access
2023Artificial Intelligence in HealthcareDOI: 10.1155/2023/4168770

A Multilayered Secure Image Steganography Technique for Resisting Regular-Singular Steganalysis Attacks Using Elliptic Curve Cryptography and Genetic Algorithm

2023Advanced Steganography and Watermarking TechniquesDOI: 10.1007/978-981-99-4932-8_39

A Comparative Study of Linear and Non-Linear Cryptographic Algorithms in Cloud Computing

Open Access
2023Chaos-based Image/Signal EncryptionDOI: 10.2139/ssrn.4465265

Data Mining and Visualisation of Basic Educational Resources for Quality Education

2022Technology and Data AnalysisDOI: 10.14445/22315381/ijett-v70i12p228

Ensuring privacy and confidentiality of data on the cloud using an enhanced homomorphism scheme

Open Access
2022Cryptography and Data SecurityDOI: 10.31449/inf.v46i8.4305

Cold Boot Attack on Encrypted Containers for Forensic Investigations

Open Access
2022Digital and Cyber ForensicsDOI: 10.3837/tiis.2022.09.013

A Novel Computer Vision Model for Medicinal Plant Identification Using Log-Gabor Filters and Deep Learning Algorithms

Open Access
2022Smart Agriculture and AIDOI: 10.1155/2022/1189509

An Enhanced Rsa Algorithm For Data Security Using Gaussian Interpolation Formula

Open Access
2022Chaos-based Image/Signal EncryptionDOI: 10.21203/rs.3.rs-1326669/v1

Agile Neural Expert System for Managing Basic Education

Open Access
2022Educational Technology and AssessmentDOI: 10.2139/ssrn.4234148

Corrections to “Evaluation of Conversational Agents: Understanding Culture, Context and Environment in Emotion Detection”

Open Access
2022Emotion and Mood RecognitionDOI: 10.1109/access.2022.3162921

Implementation of a Data Protection Model dubbed Harricent_RSECC

Open Access
2022Cryptography and Residue ArithmeticDOI: 10.14569/ijacsa.2022.0130517

An enhanced RSA algorithm using Gaussian interpolation formula

2022Neural Networks and ApplicationsDOI: 10.1504/ijcaet.2022.123996

Textural Analysis for Medicinal Plants Identification Using Log Gabor Filters

Open Access
2022Smart Agriculture and AIDOI: 10.1109/access.2022.3196788

Evaluation of Conversational Agents: Understanding Culture, Context and Environment in Emotion Detection

Open Access
2022Emotion and Mood RecognitionDOI: 10.1109/access.2022.3153787

Rainfall Prediction Using Machine Learning Algorithms for the Various Ecological Zones of Ghana

Open Access
2021Hydrological Forecasting Using AIDOI: 10.1109/access.2021.3139312

Efficient Authentication Protocol and Its Application in Resonant Inductive Coupling Wireless Power Transfer Systems

Open Access
2021Wireless Power Transfer SystemsDOI: 10.3390/s21248245

Network-Centric Optimal Hybrid Mobility Scheme for IPv6 Wireless Sensor Networks

2021Energy Efficient Wireless Sensor NetworksDOI: 10.1109/icecet52533.2021.9698636

Hybrid Approach to Medicinal Plant Leaf Image Enhancement Using Contrast Limited Adaptive Histogram Equalization and Homomorphic Filter

2021Smart Agriculture and AIDOI: 10.1109/icecet52533.2021.9698460

A Framework for Securing Data by using Elliptic Curve Cryptography and Reed Solomon Coding Schemes

2021Cryptography and Residue ArithmeticDOI: 10.1109/icecet52533.2021.9698759

Medicinal Plant Identification using Gabor Filters and Deep Learning Techniques: A Paper Review

Open Access
2021Spectroscopy and Chemometric AnalysesDOI: 10.3844/jcssp.2021.1210.1221

Expert System in Enhancing Efficiency in Basic Educational Management using Data Mining Techniques

Open Access
2021Online Learning and AnalyticsDOI: 10.14569/ijacsa.2021.0121148

Evaluating the Impact of Full Virtualized High- Performance Computing Platform on Large Scale Scientific Data using Quantum Espresso

Open Access
2020Cloud Computing and Resource ManagementDOI: 10.5120/ijca2020919856

A Comparative Study of Existing Cloud Security System Models as against an Implementation of the CDDI Model Dubbed SecureMyFiles System

Open Access
2020Cloud Data Security SolutionsDOI: 10.5120/ijca2020919765

Delivering a Secured Cloud Computing Architecture and Traditional IT Outsourcing Environment via Penetration Tools in Ghana

Open Access
2019Cloud Data Security SolutionsDOI: 10.5815/ijcnis.2019.11.06

An Improved VoIP using Adaptive Multirate Encoder (AMR)

Open Access
2019IoT-based Smart Home SystemsDOI: 10.5120/ijca2019919428

A Proposed New Framework for Securing Cloud Data on Multiple Infrastructures using Erasure Coding, Dispersal Technique and Encryption

Open Access
2019Chaos-based Image/Signal EncryptionDOI: 10.5120/ijca2019918681

A Proposed Enhanced Transposition Cipher Algorithm based on Rubik’s Cube Transformations

Open Access
2019Advanced Algorithms and ApplicationsDOI: 10.5120/ijca2019918323

Mapping Cases of Tuberculosis Distribution and Treatment Outcomes using Geographical Information System - The Case of Birim Central Municipality, E/R - Ghana

Open Access
2019Tuberculosis Research and EpidemiologyDOI: 10.5120/ijca2019918349

An Enhanced Elliptic Curve Cryptosystem for Securing Data

Open Access
2018Cryptography and Residue ArithmeticDOI: 10.5120/ijca2018917688

Binary Image Segmentation through the Carl Friedrich Gauss Equation

Open Access
2018Image and Object Detection TechniquesDOI: 10.5120/ijca2018916969

Mitigating Computer Attacks in a Corporate Network using Honeypots: A Case Study of Ghana Education Service

Open Access
2018Network Security and Intrusion DetectionDOI: 10.5120/ijca2018916836

A Proposed Cloud Security Framework for Service Providers in Ghana

Open Access
2017Cloud Data Security SolutionsDOI: 10.5120/ijca2017912722

A Proposed Algorithm for Generating the Reed-Solomon Encoding Polynomial Coefficients over GF(256) for RS[255,223]8,32

Open Access
2016Coding theory and cryptographyDOI: 10.5120/ijca2016912342

An Improved Computer Network Access Control using Free BSD PFSENSE: A Case Study of UMaT Local Area Network

Open Access
2016Internet Traffic Analysis and Secure E-votingDOI: 10.5120/cae2016652396

A Modified High Capacity Video Steganography Technique Based On Spatial Domain Method, Asymmetric Cryptography and Huffman Code Algorithms

Open Access
2016Advanced Steganography and Watermarking TechniquesDOI: 10.5120/cae2016652390

Information System Security Threats and Vulnerabilities: Evaluating the Human Factor in Data Protection

Open Access
2016Advanced Malware Detection TechniquesDOI: 10.5120/ijca2016910160

Enhancing Data Security using Video Steganography, RSA and Huffman Code Algorithms with LSB Insertion

Open Access
2016Advanced Steganography and Watermarking TechniquesDOI: 10.5120/ijca2016910156

Implementation of Network Services on IPV6 Networks

Open Access
2016IPv6, Mobility, Handover, Networks, SecurityDOI: 10.5120/ijca2016909788

Improving Security Levels In Automatic Teller Machines (ATM) Using Multifactor Authentication

2016User Authentication and Security SystemsDOI: 10.7753/ijsea0503.1003

A Tool Selection Framework for Cross Platform Mobile App Development

Open Access
2015Mobile and Web ApplicationsDOI: 10.5120/ijca2015905246

A Comparative Study Of Remote Access Technologies and Implementation of a Smartphone App for Remote System Administration Based on a Proposed Secure RFB Protocol

Open Access
2015IoT and Edge/Fog ComputingDOI: 10.7753/ijsea0404.1002

Cloud Computing Framework for E-Health in Ghana: Adoption Issues and Strategies: Case Study of Ghana Health Service

Open Access
2015Cloud Computing and Resource ManagementDOI: 10.5120/20836-3545

Internet Banking Security Strategy: Securing Customer Trust

Open Access
2012Technology Adoption and User BehaviourDOI: 10.5430/jms.v3n4p78
Academic Metrics
DepartmentDepartment of Computer Science
Total Publications71
Research Themes36
Open Access Papers63

Department of Computer Science

Kwame Nkrumah University of Science and Technology

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