45 citations · 45 across the 1 of their papers we have counts for
2 papers
cs.IR2007★ 45 cited
Vocabulary growth in collaborative tagging systems
Ciro Cattuto, Andrea Baldassarri, Vito D. P. Servedio +1
We analyze a large-scale snapshot of del.icio.us and investigate how the number of different tags in the system grows as a function of a suitably defined notion of time. We study t…
cond-mat.stat-mech2001
Statistical Features of Drainage Basins in Mars Channel Networks
Guido Caldarelli, Paolo De Los Rios, Marco Montuori
Erosion by flowing water is one of the major forces shaping the surface of Earth. Studies in the last decade have shown, in particular, that the drainage region of rivers, where wa…