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119
Voted
ISPA
2007
Springer
15 years 8 months ago
2007
Springer
A concept hierarchy is a kind of general form of knowledge representation. Most of the previous researches on describing the concept hierarchy use tree-like crisp taxonomy. However...
118
Voted
ACL
2004
15 years 4 months ago
2004
Supervised learning methods for WSD yield better performance than unsupervised methods. Yet the availability of clean training data for the former is still a severe challenge. In ...
131
Voted
ER
1998
Springer
15 years 6 months ago
1998
Springer
Abstract. In this paper we argue that many of the problems one may experience while visiting websites today may be avoided if their builders adopt a proper methodology for designin...
130
Voted
EDM
2008
15 years 4 months ago
2008
This paper discusses our approach to building models and analyzing student behaviors in different versions of our learning by teaching environment where students learn by teaching ...
SIGMOD
2010
ACM
15 years 2 months ago
2010
ACM
Improving data quality is a time-consuming, labor-intensive and often domain specific operation. Existing data repair approaches are either fully automated or not efficient in int...