Chaves, Luiz, Nícollas Silva, Rodrigo Carvalho, Adriano C. M. Pereira, and Leonardo Rocha.
" Exploiting the User Activity-Level to Improve the Models’ Accuracy in Point-Of-Interest Recommender Systems." <em>Proceedings of the 25th Brazilian Symposium on Multimedia and the Web,
Rio de Janeiro, 2019</em>. SBC, 2019,  
pp.341-348.