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» Concept Learning for Achieving Personalized Ontologies: An A...
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CRIWG
2000
13 years 8 months ago
Supporting Collaborative Activities in Computer Integrated Classrooms-the NIMIS Approach
This paper presents the concept of a collaborative computer integrated classroom (CiC) specially designed to achieve a unique combination of interactive and collaborative software...
Heinz Ulrich Hoppe, Andreas Lingnau, Isabel Machad...
CVPR
2011
IEEE
12 years 11 months ago
Probabilistic Gaze Estimation Without Active Personal Calibration
Existing eye gaze tracking systems typically require an explicit personal calibration process in order to estimate certain person-specific eye parameters. For natural human compu...
Jixu Chen, Qiang Ji
EACL
2006
ACL Anthology
13 years 8 months ago
Weakly Supervised Approaches for Ontology Population
We present a weakly supervised approach to automatic Ontology Population from text and compare it with other two unsupervised approaches. In our experiments we populate a part of ...
Hristo Tanev, Bernardo Magnini
ICALT
2005
IEEE
14 years 1 months ago
Empirical Validation of Concept Maps: Preliminary Methodological Considerations
For their usage in the semantic web, valid ontologies are required for a given domain. Here we focus on ontologies represented as concept maps (semantic nets). For one and the sam...
Dietrich Albert, Christina M. Steiner
AI
2004
Springer
13 years 7 months ago
A selective sampling approach to active feature selection
Feature selection, as a preprocessing step to machine learning, has been very effective in reducing dimensionality, removing irrelevant data, increasing learning accuracy, and imp...
Huan Liu, Hiroshi Motoda, Lei Yu