16 search results - page 1 / 4 » An Extension of Self-organizing Maps to Categorical Data |
ESANN
2007
13 years 6 months ago
2007
The suitability of the well known kernels for trees, and the lesser known SelfOrganizing Map for Structures for categorization tasks on structured data is investigated in this pap...
PKDD
2001
Springer
13 years 9 months ago
2001
Springer
This paper introduces a new type of Self-Organizing Map (SOM) for Text Categorization and Semantic Browsing. We propose a “hyperbolic SOM” (HSOM) based on a regular tesselation...
WSOM
2009
Springer
13 years 11 months ago
2009
Springer
Abstract. This paper is devoted to the analysis of career paths and employability. The state-of-the-art on this topic is rather poor in methodologies. Some authors propose distance...
ESANN
2007
13 years 6 months ago
2007
We investigate in this paper the problem of model collisions in the Dissimilarity Self Organizing Map (SOM). This extension of the SOM to dissimilarity data suffers from constrain...
KES
2004
Springer
13 years 9 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...