Thiago Baesso Procaci, Sean Wolfgand Matsui Siqueira, Maria Helena Lima Baptista Braz, Leila Cristina Vasconcelos de Andrade. How to find people who can help to answer a question? - Analyses of metrics and machine learning in online communities. Computers in Human Behavior, 51:664-673, 2015. [doi]
Abstract is missing.