This paper analyzes a professional development Web site for teachers that features ‘virtual classroom visits’—video clips of teachers teaching, together with asynchronous fo...
The World Wide Web grows through a decentralized, almost anarchic process, and this has resulted in a large hyperlinked corpus without the kind of logical organization that can be...
David Gibson, Jon M. Kleinberg, Prabhakar Raghavan
The need for descriptive information, i.e., metadata, about Web resources has been recognized in several application contexts (e.g., digital libraries, portals). The Resource Descr...
Sofia Alexaki, Vassilis Christophides, Gregory Kar...
Traditionally, network operators have only used simple flat-rate unlimited data plans to vie for customers. But today, with the popularity of mobile devices and exponential growt...
Soumya Sen, Carlee Joe-Wong, Sangtae Ha, Mung Chia...
We present a proposal for research, development and construction of international communities in Portuguese, using digital platforms. The idea was born following an international ...