The richness of today’s electronic communications mirrors physical world: activities such as shopping, business and scientific collaboration are conducted online. Current intera...
One of the challenges raised by the construction of the semantic Web lies in the analysis and management of complex relationships (thematic, spatial and temporal) connecting severa...
Grid computing is emerging as a new infrastructure to provide collaborative and secure resource sharing over multiple geographically distributed organizations. In this scenario, r...
Tania Gomes Ramos, Alba Cristina Magalhaes Alves d...
Biometric systems identify users based on behavioral or physiological characteristics. The advantages of such systems over traditional authentication methods such as passwords are...
Gatekeeping/Information Control is exercised frequently and daily in virtual communities. Gatekeeping exists in four different levels: Regulators, service providers, communitiesâ€...