PeerJ Author 135 Points Contributions by role Author 135 Contributions by subject area Data Mining and Machine Learning Data Science Matthijs J Warrens PeerJ Author Summary Data Mining & Machine Learning Data Science Past or current institution affiliations University of Groningen PeerJ Contributions Articles 1 July 5, 2021 The coefficient of determination R-squared is more informative than SMAPE, MAE, MAPE, MSE and RMSE in regression analysis evaluation Davide Chicco, Matthijs J. Warrens, Giuseppe Jurman https://doi.org/10.7717/peerj-cs.623