COFILS approuch implemented in Julia.
Filipe Braida, Carlos E Mello, Marden B Pasinato, Geraldo Zimbrão, Transforming collaborative filtering into supervised learning, Expert Systems with Applications, 2015, URL 'https://doi.org/10.1016/j.eswa.2015.01.023'
bibtex format:
title={Transforming collaborative filtering into supervised learning},
author={Braida, Filipe and Mello, Carlos E and Pasinato, Marden B and Zimbr{\~a}o, Geraldo},
journal={Expert Systems with Applications},
volume={42},
number={10},
pages={4733--4742},
year={2015},
publisher={Pergamon}
}