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AIED
2007
Springer
16 years 27 days ago
Empowering researchers to detect interaction patterns in e-collaboration
This paper describes an approach to support practitioners in the analysis of computer-supported learning processes by utilizing logfiles of learners’ actions captured by the sys...
Andreas Harrer, Rakheli Hever, Sabrina Ziebarth
AIIA
2007
Springer
16 years 27 days ago
Harvesting Relational and Structured Knowledge for Ontology Building in the WPro Architecture
We present two algorithms for supporting semi-automatic ontology building, integrated in WPro, a new architecture for ontology learning from Web documents. The first algorithm auto...
Daniele Bagni, Marco Cappella, Maria Teresa Pazien...
AIIA
2007
Springer
16 years 27 days ago
Structured Hidden Markov Model: A General Framework for Modeling Complex Sequences
Structured Hidden Markov Model (S-HMM) is a variant of Hierarchical Hidden Markov Model that shows interesting capabilities of extracting knowledge from symbolic sequences. In fact...
Ugo Galassi, Attilio Giordana, Lorenza Saitta
ATAL
2007
Springer
16 years 26 days ago
Constraint satisfaction algorithms for graphical games
We formulate the problem of computing equilibria in multiplayer games represented by arbitrary undirected graphs as a constraint satisfaction problem and present two algorithms. T...
Vishal Soni, Satinder P. Singh, Michael P. Wellman
CCIA
2007
Springer
16 years 26 days ago
Semantic disambiguation of taxonomies
Polysemy is one of the most difficult problems when dealing with natural language resources. Consequently, automated ontology learning from textual sources (such as web resources) ...
David Sánchez, Antonio Moreno