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DATESO
2010
148views Database» more  DATESO 2010»
15 years 4 months ago
Using Spectral Clustering for Finding Students' Patterns of Behavior in Social Networks
Abstract. The high dimensionality of the data generated by social networks has been a big challenge for researchers. In order to solve the problems associated with this phenomenon,...
Gamila Obadi, Pavla Drázdilová, Jan ...
ICDM
2010
IEEE
134views Data Mining» more  ICDM 2010»
15 years 4 months ago
Consequences of Variability in Classifier Performance Estimates
The prevailing approach to evaluating classifiers in the machine learning community involves comparing the performance of several algorithms over a series of usually unrelated data...
Troy Raeder, T. Ryan Hoens, Nitesh V. Chawla
ICIP
2010
IEEE
15 years 4 months ago
Image modeling and enhancement via structured sparse model selection
An image representation framework based on structured sparse model selection is introduced in this work. The corresponding modeling dictionary is comprised of a family of learned ...
Guoshen Yu, Guillermo Sapiro, Stéphane Mall...
AIED
2011
Springer
14 years 10 months ago
Students' Enjoyment of a Game-Based Tutoring System
Many Intelligent Tutoring Systems (ITSs) have started to incorporate game-based components in an attempt to improve student engagement during system interactions. iSTART-ME is a ne...
G. Tanner Jackson, Natalie L. Davis, Danielle S. M...
AAAI
2011
14 years 6 months ago
The Epistemic Logic Behind the Game Description Language
A general game player automatically learns to play arbitrary new games solely by being told their rules. For this purpose games are specified in the game description language GDL...
Ji Ruan, Michael Thielscher