28 search results - page 1 / 6 » An unsupervised hierarchical approach to document categoriza... |
WEBI
2007
Springer
13 years 10 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
13 years 10 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 4 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 8 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
13 years 10 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 ...