ESWA
2008
13 years 4 months ago
2008
This paper examines and proposes the automatic generation of concept hierarchies using WordNet. Existing researches have mostly explored the utilization of concept hierarchies, bu...
IJCAI
2001
13 years 5 months ago
2001
To manage information like ontology, we usually use categorization with concept hierarchy. Such concept hierarchies are managed individual for each system due to the many differen...
DBA
2006
13 years 5 months ago
2006
This paper presents an approach to produce generalization candidates for a concept hierarchy without the necessity of being an expert in the domain to be generalized and ...
AAAI
2007
13 years 6 months ago
2007
bstract or nonliving entities act or are described as living. And living things gain extra benefits such as animals talking. For this reason, the standard scripts are modified to a...
ACSC
2003
IEEE
13 years 9 months ago
2003
IEEE
We introduced a novel method employing a hierarchical domain ontology structure to extract features representing documents in our previous publication (Wang 2002). All raw words i...
EKAW
2004
Springer
13 years 10 months ago
2004
Springer
Hierarchical categorization is a powerful and convenient method so that it is commonly used in various areas, such as ontologies. Although each hierarchy is useful, there are probl...
KDD
2005
ACM
13 years 10 months ago
2005
ACM
This paper presents a framework for user-oriented text mining. It is then illustrated with an example of discovering knowledge from competitors’ websites. The knowledge to be di...
CIKM
2005
Springer
13 years 10 months ago
2005
Springer
This paper presents a hybrid concept hierarchy development technique for web returned documents retrieved by a meta-search engine. The aim of the technique is to separate the init...
ISPA
2007
Springer
13 years 10 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...
ICDE
2007
IEEE
13 years 10 months ago
2007
IEEE
Relation extraction is a difficult open research problem with important applications in several fields such as knowledge management, web mining, ontology building, intelligent sys...