A Markov-modulated tree-based gradient boosting model for auto-insurance risk premium pricing. - Dennis Arku; Kwabena Doku-Amponsah; Nathaniel K. Howard (Risk Decis. Anal., 2020)

Application of Markov Chain Techniques for Selecting Efficient Financial Stocks for Investment Portfolio Construction. - Gabriel Kallah-Dagadu; Victor Apatu; Felix Okoe Mettle; Dennis Arku; Godwin Debrah (J. Appl. Math., 2022)

Volatility Analysis of Exchange Rate with Correlated Errors: A Sliding Data Matrix Approach. - Felix Okoe Mettle; Gabriel Kallah-Dagadu; Emmanuel Aidoo; Godwin Debrah; Dennis Arku (J. Appl. Math., 2022)

Addressing Class Imbalance Problem in Health Data Classification: Practical Application From an Oversampling Viewpoint. - Edmund Fosu Agyemang; Joseph Agyapong Mensah; Eric Nyarko; Dennis Arku; Benedict Mbeah-Baiden; Enock Opoku; Ezekiel Nii Noye Nortey (Appl. Comput. Intell. Soft Comput., 2025)