28 search results - page 1 / 6 » An unsupervised hierarchical approach to document categoriza... |
WEBI
2007
Springer
14 years 1 months ago
2007
Springer
— We propose a hierarchical approach to document categorization that requires no pre-configuration and maps the semantic document space to a predefined taxonomy. The utilizatio...
KES
2004
Springer
14 years 1 months ago
2004
Springer
– This paper describes a text categorization approach that is based on a combination of a newly designed text representation with a kNN classifier. The new text document represen...
KDD
2005
ACM
14 years 8 months ago
2005
ACM
We propose a hybrid, unsupervised document clustering approach that combines a hierarchical clustering algorithm with Expectation Maximization. We developed several heuristics to ...
ICASSP
2011
IEEE
12 years 11 months ago
2011
IEEE
In this paper, we call the pattern classification problem that consists in assigning a category label to a long audio signal based on its semantic content as Generic Audio Documen...
CIKM
2004
Springer
14 years 1 months ago
2004
Springer
Automatically categorizing documents into pre-defined topic hierarchies or taxonomies is a crucial step in knowledge and content management. Standard machine learning techniques ...