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» Priberam's Question Answering System in QA@CLEF 2007
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IFIP
2007
Springer
14 years 1 months ago
Insider Threat Analysis Using Information-Centric Modeling
Capability acquisition graphs (CAGs) provide a powerful framework for modeling insider threats, network attacks and system vulnerabilities. However, CAG-based security modeling sys...
Duc T. Ha, Shambhu J. Upadhyaya, Hung Q. Ngo, S. P...
SEMWEB
2007
Springer
14 years 1 months ago
DSSim - Managing Uncertainty on the Semantic Web
Managing uncertainty on the Semantic Web can potentially improve the ontology mapping precision which can lead to better acceptance of systems that operate in this environment. Fur...
Miklos Nagy, Maria Vargas-Vera, Enrico Motta
UM
2007
Springer
14 years 1 months ago
The Effect of Model Granularity on Student Performance Prediction Using Bayesian Networks
A standing question in the field of Intelligent Tutoring Systems and User Modeling in general is what is the appropriate level of model granularity (how many skills to model) and h...
Zachary A. Pardos, Neil T. Heffernan, Brigham Ande...
BNCOD
2004
90views Database» more  BNCOD 2004»
13 years 9 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...
EMNLP
2006
13 years 9 months ago
Detecting Parser Errors Using Web-based Semantic Filters
NLP systems for tasks such as question answering and information extraction typically rely on statistical parsers. But the efficacy of such parsers can be surprisingly low, partic...
Alexander Yates, Stefan Schoenmackers, Oren Etzion...