Akon O. Ekpezu

According to our database, Akon O. Ekpezu authored at least 18 papers between 2020 and 2026.

Collaborative distances:

• Dijkstra number of four.
• Erdős number of three.

2026

From Apps to Virtual Reality: The Transferability of Compliance Drivers from Non-Virtual Reality to Virtual Reality Persuasive Systems.

Akon Obu Ekpezu, Isaac Wiafe, Elikem Doe Atsakpo, Harri Oinas-Kukkonen

Int. J. Hum. Comput. Interact., July, 2026

Enabling Automatic Disordered Speech Recognition: An Impaired Speech Dataset in the Akan Language.

Isaac Wiafe, Akon Obu Ekpezu, Sumaya Ahmed Salihs, Elikem Doe Atsakpo, Fiifi Baffoe Payin Winful, Jamal-Deen Abdulai

CoRR, February, 2026

WAXAL: A Large-Scale Multilingual African Language Speech Corpus.

Abdoulaye Diack, Perry Nelson, Kwaku Agbesi, Angela Nakalembe, MohamedElfatih MohamedKhair, Vusumuzi Dube, Tavonga Siyavora, Subhashini Venugopalan, Jason Hickey, Uche Okonkwo, Abhishek Bapna, Isaac Wiafe, Raynard Dodzi Helegah, Elikem Doe Atsakpo, Charles Nutrokpor, Fiifi Baffoe Payin Winful, Kafui Kwashie Solaga, Jamal-Deen Abdulai, Akon Obu Ekpezu, Audace Niyonkuru, Samuel Rutunda, Boris Ishimwe, Michael Melese, Engineer Bainomugisha, Joyce Nakatumba-Nabende, Andrew Katumba, Claire Babirye, Jonathan Mukiibi, Vincent Kimani, Samuel Kibacia, James Maina, Fridah Emmah, Ahmed Ibrahim Shekarau, Ibrahim Shehu Adamu, Yusuf Abdullahi, Howard Lakougna, Bob MacDonald, Hadar Shemtov, Aisha Walcott-Bryant, Moustapha Cisse, Avinatan Hassidim, Jeff Dean, Yossi Matias

CoRR, February, 2026

2025

Learning Satisfaction in Virtual Reality: The Role of Persuasive Design.

Isaac Wiafe, Akon Obu Ekpezu, Gifty Oforiwaa Gyamera, Fiifi Baffoe Payin Winful, Elikem Doe Atsakpo, Charles Nutrokpor, Stephen R. Gulliver

Int. J. Hum. Comput. Interact., September, 2025

A Cookbook for Community-driven Data Collection of Impaired Speech in LowResource Languages.

Sumaya Ahmed Salihs, Isaac Wiafe, Jamal-Deen Abdulai, Elikem Doe Atsakpo, Gifty Ayoka, Richard Cave, Akon Obu Ekpezu, Catherine Holloway, Katrin Tomanek, Fiifi Baffoe Payin Winful

CoRR, July, 2025

Benchmarking Akan ASR Models Across Domain-Specific Datasets: A Comparative Evaluation of Performance, Scalability, and Adaptability.

Mark Atta Mensah, Isaac Wiafe, Akon O. Ekpezu, Justice Kwame Appati, Jamal-Deen Abdulai, Akosua Nyarkoa Wiafe-Akenten, Frank Ernest Yeboah, Gifty Odame

CoRR, July, 2025

Persuasive software features as antecedents to perceived compliance within physical activity behavior change support systems.

Akon Obu Ekpezu, Isaac Wiafe, Harri Oinas-Kukkonen

Behav. Inf. Technol., July, 2025

Comparative evaluation of learning technologies using a randomized controlled trial: Virtual reality, augmented reality, online video platforms, and traditional classroom learning.

Isaac Wiafe, Akon Obu Ekpezu, Gifty Oforiwaa Gyamera, Fiifi Baffoe Payin Winful, Elikem Doe Atsakpo, Charles Nutropkor, Stephen R. Gulliver

Educ. Inf. Technol., June, 2025

A Cookbook for Community-driven Data Collection of Impaired Speech in Low-Resource Languages.

Sumaya Ahmed Salihs, Isaac Wiafe, Jamal-Deen Abdulai, Elikem Doe Atsakpo, Gifty Ayoka, Richard Cave, Akon Obu Ekpezu, Catherine Holloway, Katrin Tomanek, Fiifi Baffoe Payin Winful

Proceedings of the 26th Annual Conference of the International Speech Communication Association, 2025

Building an Ewe Language Dataset: Towards Enhancing Automatic Speech Recognition Technologies for Low Resource Languages.

Isaac Wiafe, Akon Obu Ekpezu, Raynard Dodzi Helegah, Fiifi Baffoe Payin Winful, Elikem Doe Atsakpo, Charles Nutrokpor, Kafui Kwashie Solaga

Proceedings of the 8th International Conference on Natural Language and Speech Processing, 2025

2024

Enhancing Perceived Health Competence: The Impact of Persuasive Social Support Features in Health and Fitness Apps.

Akon Obu Ekpezu, Isaac Wiafe, Harri Oinas-Kukkonen

Int. J. Hum. Comput. Interact., December, 2024

Technological Factors that Influence User Compliance with Behavior Change Support Systems: A Systematic Review.

Akon O. Ekpezu, Isaac Wiafe, Harri Oinas-Kukkonen

Proceedings of the 57th Hawaii International Conference on System Sciences, 2024

Examining Continuance Intention to Exercise in a Virtual Reality Environment.

Akon O. Ekpezu, Charles Nutrokpor, Isaac Wiafe, Harri Oinas-Kukkonen

Proceedings of the 57th Hawaii International Conference on System Sciences, 2024

2023

Investigating the Determinants of Compliance Intention in Behavior Change Support Systems.

Akon Obu Ekpezu, Harri Oinas-Kukkonen, Isaac Wiafe

Proceedings of the 29th Americas Conference on Information Systems, 2023

2022

The Use of Machine Learning Algorithms in the Classification of Sound: A Systematic Review.

Akon O. Ekpezu, Ferdinand Apietu Katsriku, Winfred Yaokumah, Isaac Wiafe

Int. J. Serv. Sci. Manag. Eng. Technol., 2022

2021

Soil Medium Electromagnetic Scattering Model for the Study of Wireless Underground Sensor Networks.

Frank Kataka Banaseka, Hervé Franklin, Ferdinand Apietu Katsriku, Jamal-Deen Abdulai, Akon O. Ekpezu, Isaac Wiafe

Wirel. Commun. Mob. Comput., 2021

Exploring the Impact of Persuasive System Features on User Sentiments in Health and Fitness Apps.

Charles Nutrokpor, Akon O. Ekpezu, Abigail Wiafe, Isaac Wiafe

Proceedings of the Ninth International Workshop on Behavior Change Support Systems co-located with the 16th International Conference on Persuasive Technology 2021 (Persuasive 2021), 2021

2020

Persuasive social features that promote knowledge sharing among tertiary students on social networking sites: An empirical study.

Isaac Wiafe, Felix Nti Koranteng, Ebenezer Owusu, Akon O. Ekpezu, Samuel Adu Gyamfi

J. Comput. Assist. Learn., 2020