Electronic Government initiatives, such as seamless public services delivered at one-stop government portals, require establishing collaborative networks among public- and private-sector organizations. However, semantic interoperability problems emerge as these organizations may differ in the terms and meanings they use to…

Participation in online social networking sites (OSNS) has increased dramatically in recent years. Services such as the well-known Facebook and Myspace but also Frienster, WAYN, Bebo, Google's Orkut and many others, have millions of registered active users and are continuously…

Participation in online social networking sites (OSNS) has increased dramatically in recent years. Services such as the well-known Facebook and Myspace but also Frienster, WAYN, Bebo, Google's Orkut and many others, have millions of registered active users and are continuously…

En la superficie de vehículos, tales como aviones, automóviles y trenes, las cavidades abiertas son una importante fuente de ruido generado aerodinámicamente, de aumento de la resistencia y de peligrosas fluctuaciones de presión. Diversos métodos han sido probados para suprimir…

AbstractPeer appraisal during repeated English reading aloud is a procedure for improving students’ English language for reading clarity and pronunciation. The current study evaluates the feasibility and impact of partners reading out loud to each other to improve English pronunciation,…

Abstract This book presents the foundations and fundamentals of what is Telecollaboration 2.0 and is the first in a series of volumes devoted to this field. Today, thanks to easily accessible technological resources, cultural exchange via online interaction has become…

Son presentados datos etnobotánicos sobre el uso de plantas por los herederos culturales de los africanos en Brasil. El trabajo de campo fue conducido en la ciudad de Recife, estado de Pernambuco. Se informan los nombres comunes y científicos y…

Software tools processing partially common set of data should share an understanding of what these data mean. Since ontologies have been used to express formally a shared understanding of information, we argue that they can be used to improve integration…

Findings from a qualitative research study of the context of adolescent pregnancy are presented. Participants were 21 pregnant adolescents from Medellín, Colombia, and nearby villages in the region. Data were collected by means of 21 qualitative interviews, and analysis followed…

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