1746 search results - page 150 / 350 » Hierarchical Unsupervised Learning |
WWW
2001
ACM
14 years 9 months ago
2001
ACM
Information retrieval tools and search engines have mainly been leveraging research results and technologies developed for the English language. In this paper we report the issues...
APIN
2004
13 years 8 months ago
2004
A rough self-organizing map (RSOM) with fuzzy discretization of feature space is described here. Discernibility reducts obtained using rough set theory are used to extract domain k...
MCS
2009
Springer
14 years 3 months ago
2009
Springer
Abstract. Hierarchical classification problems gained increasing attention within the machine learning community, and several methods for hierarchically structured taxonomies have...
ICML
2006
IEEE
14 years 9 months ago
2006
IEEE
We study hierarchical classification in the general case when an instance could belong to more than one class node in the underlying taxonomy. Experiments done in previous work sh...
ICML
2004
IEEE
14 years 9 months ago
2004
IEEE
Many clustering algorithms fail when dealing with high dimensional data. Principal component analysis (PCA) is a popular dimensionality reduction algorithm. However, it assumes a ...