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2003
15 years 3 months ago
An Instructional Component for Dynamic Course Generation and Delivery
: E-Learning offers the advantage of interactivity: an E-Learning system can adapt the learning materials to suit the learner’s personality and his goals, and it can react to the...
Carsten Ullrich
STOC
2009
ACM
159views Algorithms» more  STOC 2009»
16 years 3 months ago
Message passing algorithms and improved LP decoding
Linear programming decoding for low-density parity check codes (and related domains such as compressed sensing) has received increased attention over recent years because of its p...
Sanjeev Arora, Constantinos Daskalakis, David Steu...
SIGMOD
2005
ACM
174views Database» more  SIGMOD 2005»
15 years 8 months ago
Automated statistics collection in action
If presented with inaccurate statistics, even the most sophisticated query optimizers make mistakes. They may wrongly estimate the output cardinality of a certain operation and th...
Peter J. Haas, Mokhtar Kandil, Alberto Lerner, Vol...
ECIS
2004
15 years 3 months ago
Using IT to Make Place in Space: Evaluating Mobile Technology Support for Sport Spectators
This paper reports results from two field trials of TrottingPal, a mobile system that supports event information management and seamless collaboration between spectators at the tr...
Andreas Nilsson
IPPS
2010
IEEE
15 years 11 days ago
Performance modeling of heterogeneous systems
Predicting how well applications may run on modern systems is becoming increasingly challenging. It is no longer sufficient to look at number of floating point operations and commu...
Jan Christian Meyer, Anne C. Elster