Author Correction: A novel hybrid supervised and unsupervised hierarchical ensemble for COVID-19 cases and mortality prediction

• Vitaliy Yakovyna,
• Nataliya Shakhovska,
• Aleksandra Szpakowska

Affiliations

Vitaliy Yakovyna

Faculty of Mathematics and Computer Science, University of Warmia and Mazury in Olsztyn

Nataliya Shakhovska

Artificial Intelligence Department, Lviv Polytechnic National University

Aleksandra Szpakowska

Faculty of Mathematics and Computer Science, University of Warmia and Mazury in Olsztyn