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ADC
2007
Springer
164views Database» more  ADC 2007»
16 years 13 days ago
Computer Assisted Assessment of SQL Query Skills
Structured Query Language (SQL) is the dominant language for querying relational databases today, and is an essential topic in introductory database courses in higher education. E...
Stijn Dekeyser, Michael de Raadt, Tien Yu Lee
DMIN
2008
190views Data Mining» more  DMIN 2008»
15 years 7 months ago
Optimization of Self-Organizing Maps Ensemble in Prediction
The knowledge discovery process encounters the difficulties to analyze large amount of data. Indeed, some theoretical problems related to high dimensional spaces then appear and de...
Elie Prudhomme, Stéphane Lallich
WWW
2001
ACM
16 years 6 months ago
When experts agree: using non-affiliated experts to rank popular topics
In response to a query a search engine returns a ranked list of documents. If the query is on a popular topic (i.e., it matches many documents) then the returned list is usually t...
Krishna Bharat, George A. Mihaila
PUC
2002
91views more  PUC 2002»
15 years 5 months ago
Designing Leisure Applications for the Mundane Car-Commute
: Commuting by car from home to work can be very time consuming. We have conducted a study to explore what people are doing, and want to do, while commuting. People use their time ...
Karl-Petter Ðkesson, Andreas Nilsson
CHI
2008
ACM
16 years 6 months ago
Undercover: authentication usable in front of prying eyes
A number of recent scams and security attacks (phishing, spyware, fake terminals, ...) hinge on a crook's ability to observe user behavior. In this paper, we describe the des...
Hirokazu Sasamoto, Nicolas Christin, Eiji Hayashi