164 search results - page 22 / 33 » Contextual Concept Discovery Algorithm |
CICLING
2010
Springer
14 years 2 months ago
2010
Springer
We present an approach for automatic detection of topic change. Our approach is based on the analysis of statistical features of topics in time-sliced corpora and their dynamics ov...
WWW
2008
ACM
14 years 8 months ago
2008
ACM
In this paper, we propose a novel unsupervised approach to query segmentation, an important task in Web search. We use a generative query model to recover a query's underlyin...
WWW
2007
ACM
14 years 8 months ago
2007
ACM
Service discovery is one of challenging issues in Service-Oriented computing. Currently, most of the existing service discovering and matching approaches are based on keywords-bas...
OTM
2005
Springer
14 years 1 months ago
2005
Springer
Annotation with security-related metadata enables discovery of resources that meet security requirements. This paper presents the NRL Security Ontology, which complements existing ...
AUSDM
2007
Springer
14 years 1 months ago
2007
Springer
To date, most association rule mining algorithms have assumed that the domains of items are either discrete or, in a limited number of cases, hierarchical, categorical or linear. ...