Key points are not available for this paper at this time.
The package aPEAR is implemented in R, published under the MIT open-source licence. The source code, documentation, and usage instructions are available on https://gitlab.com/vugene/aPEAR as well as on CRAN (https://CRAN.R-project.org/package=aPEAR).
Kerševičiūtė et al. (Wed,) studied this question.