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VLDB
2005
ACM
87views Database» more  VLDB 2005»
14 years 3 months ago
An Efficient SQL-based RDF Querying Scheme
Devising a scheme for efficient and scalable querying of Resource Description Framework (RDF) data has been an active area of current research. However, most approaches define new...
Eugene Inseok Chong, Souripriya Das, George Eadon,...
AIED
2009
Springer
14 years 5 months ago
Consultation of Misconceptions Representations by Students in Education-Related Courses
This paper considers learner misconceptions information which is presented to the learner in an open learner model. We suggest that specific information about misconceptions may be...
Rasyidi Johan, Susan Bull
KDD
1998
ACM
190views Data Mining» more  KDD 1998»
14 years 2 months ago
Mining Segment-Wise Periodic Patterns in Time-Related Databases
Periodicity search, that is, searchfor cyclicity in time-related databases, is an interesting data mining problem. Mostprevious studies have been on finding full-cycle periodicity...
Jiawei Han, Wan Gong, Yiwen Yin
ESANN
2008
13 years 11 months ago
On related violating pairs for working set selection in SMO algorithms
Sequential Minimal Optimization (SMO) is currently the most popular algorithm to solve large quadratic programs for Support Vector Machine (SVM) training. For many variants of this...
Tobias Glasmachers
ACL
1998
13 years 11 months ago
The Computational Lexical Semantics of Syntagmatic Relations
In this paper, we address the issue of syntagmatic expressions from a computational lexical semantic perspective. From a representational viewpoint, we argue for a hybrid approach...
Evelyne Viegas, Stephen Beale, Sergei Nirenburg