Socialization in online communities allows existing members to
welcome and recruit newcomers, introduce them to community norms and practices,
and sustain their early participation. However, socializing newcomers does not
come for free: in large …
Studies have demonstrated that social media may offer
insights into social behaviors. Here we investigate the potential of social
media in predicting criminal behavior, in particular rape and sexual abuse.
Traditional approaches for studying sexual …
Commons-based peer production does seem to rest upon a paradox.
Although users produce all contents, at the same time participation is commonly
on a voluntary basis, and largely incentivized by achievement of project's
goals. This means that users …
In this study we analyse the structure of a
particular form of collective decision-making in Wikipedia, i.e. decisions
regarding content inclusion and deletion. Wikipedia's official guidelines
require that only topics that meet "notability" standards …
We study the distribution of the activity period of users in
five of the largest localized versions of the free, online encyclopedia
Wikipedia. We find it to be consistent with a mixture of two truncated
log-normal distributions. Using this model, …
In this paper we present a model of urban growth and its
preliminary application to a case study of the phenomena of residential
development in the setting of the eastern periphery of Rome, Italy’s capital
city. The modeling approach we use …
Büchi automata are widely used as a modeling formalism in
formal verification. The emptiness check procedure is used to carry on the
model checking of a model $\mathcal{M}$ of a system, against an LTL formula
$\phi$, that expresses the desidered …