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IJCAI
2007
14 years 11 months ago
Completing Description Logic Knowledge Bases Using Formal Concept Analysis
Abstract. We propose an approach for extending both the terminological and the assertional part of a Description Logic knowledge base by using information provided by the knowledge...
Franz Baader, Bernhard Ganter, Baris Sertkaya, Ulr...
65
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NIPS
2003
14 years 11 months ago
Online Learning of Non-stationary Sequences
We consider an online learning scenario in which the learner can make predictions on the basis of a fixed set of experts. We derive upper and lower relative loss bounds for a cla...
Claire Monteleoni, Tommi Jaakkola
IJCAI
1989
14 years 11 months ago
Bidirectional Use of Knowledge in the Multi-modal NL Access System XTRA
The acceptability and effectiveness of an expert system is critically dependent on its user interface. Natural language could be a well-suited communicative medium; however, curre...
Jürgen Allgayer, Roman M. Jansen-Winkeln, Car...
INTERNET
2007
73views more  INTERNET 2007»
14 years 10 months ago
Using Semantic Web Technologies to Analyze Learning Content
that the educator is an abstract role; often many kinds of people are involved, including subject-matter experts, content authors, instructional designers, and teachers. No individ...
Jelena Jovanovic, Dragan Gasevic, Christopher A. B...
ICCS
2007
Springer
14 years 12 months ago
Conceptual Graphs as Cooperative Formalism to Build and Validate a Domain Expertise
Abstract. This work takes place in the general context of the construction and validation of a domain expertise. It aims at the cooperation of two kinds of knowledge, heterogeneous...
Rallou Thomopoulos, Jean-François Baget, Ol...