1746 search results - page 148 / 350 » Hierarchical Unsupervised Learning |
160
Voted
ICMCS
2006
IEEE
15 years 8 months ago
2006
IEEE
This paper presents a new framework that integrates relevance feedback into region-based image retrieval (RBIR) systems based on radial basis function network (RBFN). A modified u...
119
Voted
ESANN
2007
15 years 4 months ago
2007
A new efficient unsupervised feature selection method is proposed to handle transactional data. The proposed feature selection method introduces a new Data Distribution Factor (DDF...
147
Voted
SWAP
2008
15 years 4 months ago
2008
We describe here a methodology to combine two different techniques for Semantic Relation Extraction from texts. On the one hand, generic lexicosyntactic patterns are applied to the...
114
Voted
ACL
2006
15 years 4 months ago
2006
We investigate prototype-driven learning for primarily unsupervised grammar induction. Prior knowledge is specified declaratively, by providing a few canonical examples of each ta...
118
Voted
NIPS
2001
15 years 4 months ago
2001
We suggest a nonparametric framework for unsupervised learning of projection models in terms of density estimation on quantized sample spaces. The objective is not to optimally re...