Personal security is an open problem in large cities. After several attempts to reduce violence and crime, there seems to be an agreement that preventive actions are the best way to address this problem. Trying to help ...

The sense of community gives support to a social organization, allows the subjects, who integrate it, to pass from individual meanings to shared meanings, through the interaction between them. Sharing emotions, feelings, ...

The adoption of mobile and ubiquitous solutions that involve participatory or opportunistic sensing increases every day. This situation has highlighted the relevance of optimizing the energy consumption of these solutions, ...

Tango dancing is not just ethnographically interesting, but might actually provide a way to study interaction as such. An orientation to this improvisational dance as an embodied practice and experience is given. Enactivism ...

Wildlife conservation has been standing out on the world stage as one of the major issues of our time. Several institutions are mobilizing to develop effective strategies and actions to prevent the extinction of endangered ...

Tourism has become a global economic force, being responsible for approximately 10% of total world GDP. For this reason, offer better services for tourists is indispensable. With this goal in mind, in this work we study ...