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CORR
2011
Springer
13 years 2 months ago
2011
Springer
Randomness extraction is the process of constructing a source of randomness of high quality from one or several sources of randomness of lower quality. The problem can be modeled ...
DM
2011
13 years 2 months ago
2011
Minkowski’s second theorem on successive minima gives an upper bound on the volume of a convex body in terms of its successive minima. We study the problem to generalize Minkowsk...
JCAL
2002
13 years 7 months ago
2002
The Second Instructional Technology in Education Study: Module 2 (SITES M2) is a series of qualitative studies that identify and describe innovative pedagogical practices in 28 par...
ISSEP
2005
Springer
14 years 1 months ago
2005
Springer
In the recent past a number of concepts have achieved prominence in the quest for basic principles of informatics with long-term validity. Particularly at schools providing an all-...
CHI
2008
ACM
14 years 8 months ago
2008
ACM
Virtual worlds are typically designed to recreate the familiar physical world, both in the design of the spaces and the ways that people interact within them. In this paper we des...