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» Linguistic Knowledge can Improve Information Retrieval
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DSS
2006
116views more  DSS 2006»
14 years 10 months ago
Matching knowledge elements in concept maps using a similarity flooding algorithm
Concept mapping systems used in education and knowledge management emphasize flexibility of representation to enhance learning and facilitate knowledge capture. Collections of con...
Byron Marshall, Hsinchun Chen, Therani Madhusudan
FLAIRS
2009
14 years 7 months ago
The Role of Knowledge-based Features in Polarity Classification at Sentence Level
Though polarity classification has been extensively explored at document level, there has been little work investigating feature design at sentence level. Due to the small number ...
Michael Wiegand, Dietrich Klakow
WWW
2009
ACM
15 years 10 months ago
A flexible dialogue system for enhancing web usability
In this paper, we study how the performance and usability of web dialogue systems could be enhanced by using an appropriate representation of the different types of knowledge invo...
Marta Gatius, Meritxell González
KCAP
2003
ACM
15 years 3 months ago
Using transformations to improve semantic matching
Many AI tasks require determining whether two knowledge representations encode the same knowledge. Solving this matching problem is hard because representations may encode the sam...
Peter Z. Yeh, Bruce W. Porter, Ken Barker
SEMWEB
2005
Springer
15 years 3 months ago
Modeling Degrees of Conceptual Overlap in Semantic Web Ontologies
Information retrieval systems have to deal with uncertain knowledge and query results should reflect this uncertainty in some manner. However, Semantic Web ontologies are based on...
Markus Holi, Eero Hyvönen