From acquaintance to best friend forever: robust and fine-grained inference of social tie strengths

Adriaens, Florian, Tijl De Bie, Aristides Gionis, Jefrey Lijffijt, and Polina Rozenshtein. “From acquaintance to best friend forever: robust and fine-grained inference of social tie strengths.” arXiv preprint arXiv:1802.03549 (2018).