689 search results - page 48 / 138 » Concept Discovery from Text |
ICDS
2010
IEEE
14 years 4 months ago
2010
IEEE
—Learning ontology from text is a challenge in knowledge engineering research and practice. Learning relations between concepts is even more difficult work. However, when conside...
SOSE
2006
IEEE
14 years 4 months ago
2006
IEEE
Current service discovery and subscription are “provider-centric” indeed, which costs the consumers too many efforts and makes the wide spectrum of QoS hard to use. In this po...
ECAI
2008
Springer
14 years 17 days ago
2008
Springer
Determining the size of an ontology that is automatically learned from texts is an open issue. In this paper, we study the similarity between ontology concepts at different levels ...
ECML
2007
Springer
14 years 5 months ago
2007
Springer
Word meaning ambiguity has always been an important problem in information retrieval and extraction, as well as, text mining (documents clustering and classification). Knowledge di...
ICMCS
2006
IEEE
14 years 4 months ago
2006
IEEE
We present methods for improving text search retrieval of visual multimedia content by applying a set of visual models of semantic concepts from a lexicon of concepts deemed relev...