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BNCOD
2004
90views Database» more  BNCOD 2004»
15 years 3 months ago
Gauging Students' Understanding Through Interactive Lectures
Abstract. The Personal Response System (PRS) enables audience responses to multiple choice questions to be collected quickly, and for a summary of all the answers to be displayed t...
Helen C. Purchase, Christopher Mitchell, Iadh Ouni...
DMIN
2006
83views Data Mining» more  DMIN 2006»
15 years 3 months ago
On Novelty Evaluation of Potentially Useful Patterns
- As is generally accepted, the most important feature that a Knowledge Discovery in Database (KDD) system must possess is, to be able to discover patterns that are "novel&quo...
Ying Xie, Manmathasivaram Nagarajan, Vijay V. Ragh...
ICDIM
2007
IEEE
15 years 2 months ago
Assessing the value of unrated items in collaborative filtering
In collaborative filtering systems, a common technique is default voting. Unknown ratings are filled with a default value to alleviate the sparsity of rating databases. We show ...
Jérôme Kunegis, Andreas Lommatzsch, M...
IS
2007
15 years 2 months ago
Branch-and-bound processing of ranked queries
Despite the importance of ranked queries in numerous applications involving multi-criteria decision making, they are not efficiently supported by traditional database systems. In ...
Yufei Tao, Vagelis Hristidis, Dimitris Papadias, Y...
106
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ICMCS
2009
IEEE
123views Multimedia» more  ICMCS 2009»
15 years 6 days ago
Wikireality: Augmenting reality with community driven websites
We present a system for making community driven websites easily accessible from the latest mobile devices. Many of these new devices contain an ensemble of sensors such as cameras...
Douglas Gray, Igor Kozintsev, Yi Wu, Horst W. Haus...