1 Correction to: Advances in Data Analysis and Classification https://doi.org/10.1007/s11634-021-00467-2

In this article the affiliation details for Author “Victor Blanco” were incorrectly given as ’Institute of Mathematics (IMAG), Universidad de Sevilla, Sevilla, Spain’ but should have been “Institute of Mathematics (IMAG), Universidad de Granada , Granada, Spain”.