Twumasi, E., Frimpong, E. A., Prah, N. K., & Gyasi, D. B. (2024). A novel improvement of particle swarm optimization using an improved velocity update function based on local best murmuration particle. Journal of Electrical Systems and Information Technology, 11(1). https://doi.org/10.1186/s43067-024-00168-8

Twumasi, E., Archer, E., Addo, E. O., & Frimpong, E. A. (2024). Modification of coot optimization algorithm (COA) with adaptive sigmoid increasing inertia weight for global optimization. Applied Computing and Intelligence, 4(1), 93–106. https://doi.org/10.3934/aci.2024006

Amekah, E. D., Ramde, E. W., Quanssah, A. D., Twumasi, E., Meilinger, S., & Thorsten, S. (2024). Analyzing the Consequences of Power Factor Degradation in Grid-connected Solar Photovoltaic Systems. e-Prime-Advances in Electrical Engineering, Electronics and Energy, 100715.

Twumasi, E., Abdul-Fatawu, Y. S., & Frimpong, E. A. (2023). Optimal Sizing and Placement of Series Capacitors in Distribution Networks Using Modified Elephant Herding Optimization Algorithm. Journal of Applied Research in Electrical Engineering.

Abdul-Fatawu, S. Y., Twumasi, E., & Frimpong, E. A. (2023). Optimal Integration of Multiple Shunt Reactive Compensators in Radial Distribution Systems for Loss Reduction using Modified Mountain Gazelle Optimizer (MMGO). International Journal of Electrical Engineering and Applied Sciences (IJEEAS), 6(2).

Ayasu, B., Antoh, E. K., Twumasi, E., & Frimpong, E. A. (2023). Enhanced Adaptive Simulated Based Artificial Gorilla Troop Optimizer for Global Optimisation. International Journal of Electrical Engineering and Applied Sciences (IJEEAS), 6(2).

Okolo A. E. ,Twumasi E., Frimpong E. A. (2023). Optimal PID Controller Based on an Improved Sparrow Search Algorithm for Multi-Area Frequency Control, Carpathian Journal of Electrical Engineering, vol. 17, no. 1, pp. 7-20, 2023.

Tenkorang, E. K. A., Frimpong, E. A., & Twumasi, E. (2023). Transformer Inter-Turn Fault Diagnosis Using Continuous Wavelet Transforms and Convolutional Neural Networks. ADRRI Journal of Engineering and Technology, 7(2 (6) July-September), 1-17.

Twumasi, E., Frimpong, E. A., & Prah II, N. K. (2023). Combined Economic Emission Dispatch in A Grid-Connected Microgrid Using An Improved Mayfly Algorithm. Journal of Applied Research in Electrical Engineering.

Yussif, A. F. S., Twumasi, E., & Frimpong, E. A. (2023). Performance Enhancement of Elephant Herding Optimization Algorithm Using Modified Update Operators. JURNAL NASIONAL TEKNIK ELEKTRO.

Yussif, A. F. S., Twumasi, E., & Frimpong, E. A. (2023). Modified Mountain Gazelle Optimizer Based on Logistic Chaotic Mapping and Truncation Selection. International Research Journal of Engineering and Technology

Ohene-Akoto, J., Twumasi, E. & Frimpong, E. A. (2022). Enhancement of the Prediction Accuracy of Grey System Model Using a Particle Swarm Optimized Initial Condition. Carpathian Journal of Electrical Engineering, 16(1).

Prah II, N. K., Frimpong, E. A., & Twumasi, E. (2022). Modified Individual Experience Mayfly Algorithm. Carpathian Journal of Electrical Engineering, 16(1).

Twumasi, E. and Frimpong, E. A. (2021). Prediction of unregulated energy usage in office buildings. International Journal of Building Pathology and Adaptation, 1-14.

Twumasi, E., Frimpong, E.A., Kwegyir, D. and Folitse, D., (2021). Improvement of grey system model using particle swarm optimization. Journal of Electrical Systems and Information Technology, 8(1), pp.1-15.

Twumasi, E., Frimpong, E. A., and Opoku, D. (2021). Estimation of Unregulated Energy in Office Buildings Using Fuzzy Inference System. International Research Journal of Engineering and Technology, 8(7), 3463-3475.

Oteng-Adjei J., Ohene-Akoto J., Frimpong E. A., Malori A.-M. I., Twumasi E. and Ennin J. (2021). Customer Damage Function Evaluation using Indirect Analytical Method: The Case of Ghana. In proceedings of ICACITE, Gr. Noida, India, pp. 121-126.

Addo E.O., Twumasi E., and Kwegyir D. (2021). “Improvement of Particle Swarm Optimization Using Personal Best Adaptive weight,” international journal of innovative science and research technology, 6(9).

Gyabaah, J. A., Twumasi, E., & Gyamfi, S. (2021). Saving electricity in an emergency, experiences from some countries and lessons for Ghana. ADRRI Journal of Engineering and Technology, 5(3 (4) October-December), 1-16.

Twumasi E., Frimpong E. A., Kwegir D. and Folits D. (2020). Improvement of Grey System Model Using Particle Swarm Optimization. In proceedings of IEEE PES/IAS PowerAfrica, Nairobi, Kenya, 25-28 August 2020, pp. 1-5, doi: 10.1109/PowerAfrica49420.2020.9219959. 

Frimpong, E. A. and Twumasi, E. (2020). A Model for Predicting Unregulated Energy Usage. In proceedings of IEEE PES/IAS PowerAfrica, Nairobi, Kenya, 25-28 August 2020, pp. 1-5. 

Anokye, S., Twumasi, E., Frimpong, E. A., Agyirakwa, B. M. and Kudor, R. E. (2020). Intelligent Energy Management Device for Energy Conservation in Air conditioners. In proceedings of IEEE PES/IAS PowerAfrica, Nairobi, Kenya, 25-28 August 2020, pp. 1-4, doi: 10.1109/PowerAfrica49420.2020.9219800

Twumasi, E. Frimpong, E. A. and Novihoho L. (2019). Potential for Energy Saving in Educational Institutions in Ghana. National Journal of Electrical Engineering, 8(3): 119-126. 

Frimpong, E. A., Twumasi, E. (2019). Awareness of demand-side management practices among staff of an educational institution. Carpathian Journal of Electrical Engineering, 13(1): 7-16 

Twumasi, E. and Frimpong E. A. (2018) A Scheme for optimal placement of light sensors for illumination control. International Research journal for Engineering and technology, 5(7): 1729-1734.

Twumasi, E., Frimpong, A., Kemausuor, F., Appiah, D. O. and Okyere, P. Y. (2018). Energy efficiency awareness and preparedness among students. Journal of Electrical Engineering, 18(1): 140-146.

Frimpong E. A., and Twumasi E. (2018), Electricity conservation and safety awareness among senior high school students. Carpathian Journal of Electrical Engineering, 12(1): 69-86. Accessed http://cee.ubm.ro/current-issue.html

Twumasi, E., Frimpong, E. A., Kemausuor, F., Appiah, D. O. and Okyere, P. Y. (2017) Energy efficiency awareness and preparedness among students. In proceedings of IEEE PES-IAS PowerAfrica Conference, Accra from 27-30 June 2017. pp. 456-461.

Twumasi, E., Frimpong, E. A., and Novihoho, L. (2017). Potential for energy savings in educational institutions in Ghana. In proceedings of 2nd Engineering, Science, Technology and Environment (ESTE) Conference, KNUST, Kumasi, pp. 243-249.

Twumasi, E., Frimpong, E. A., Kemausuor, F., Appiah, D. O. and Okyere, P. Y. (2017). Awareness of demand-side management practices among staff of educational institutions. In proceedings of 2nd Engineering, Science, Technology and Environment (ESTE) Conference, KNUST, Kumasi, pp. 61-67.