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102
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IFIP3
1998
151views Education» more  IFIP3 1998»
15 years 8 days ago
Conceptual Workflow Modelling for Remote Courses
Development of a wide spread project intended to teaching Computer Science, integrating a considerable number of students all over a country with big geographical extension and sc...
José Palazzo M. de Oliveira, Mariano Nicola...
187
Voted
SIGIR
2011
ACM
14 years 1 months ago
Faster top-k document retrieval using block-max indexes
Large search engines process thousands of queries per second over billions of documents, making query processing a major performance bottleneck. An important class of optimization...
Shuai Ding, Torsten Suel
CIKM
2011
Springer
13 years 11 months ago
Do all birds tweet the same?: characterizing twitter around the world
Social media services have spread throughout the world in just a few years. They have become not only a new source of information, but also new mechanisms for societies world-wide...
Barbara Poblete, Ruth Garcia, Marcelo Mendoza, Ale...
109
Voted
DELFI
2006
15 years 9 days ago
Mobile Learning is Coming of Age - What we have and what we still miss
: Mobile learning has left the status of a new born child. It is time now to implement some structure into the complex and various activities by a framework presented in this paper...
Dirk Frohberg
90
Voted
ECTEL
2007
Springer
15 years 5 months ago
Reflections on Digital Literacy
Parallel to the societal diffusion of digital technologies, the debate on their impacts and requirements has created terms like ICT literacy, digital literacy or digital competenc...
Harald Gapski