149 search results - page 5 / 30 » Learning by Discovering Concept Hierarchies |
IJCAI
2007
13 years 8 months ago
2007
Learning capabilities of computer systems still lag far behind biological systems. One of the reasons can be seen in the inefficient re-use of control knowledge acquired over the...
ICML
2003
IEEE
14 years 8 months ago
2003
IEEE
We investigate algebraic, logical, and geometric properties of concepts recognized by various classes of probabilistic classifiers. For this we introduce a natural hierarchy of pr...
WCAE
2006
ACM
14 years 1 months ago
2006
ACM
Learning the various structures and levels of memory hierarchy by means of conventional procedures is a complex subject. A memory hierarchy environment (Web-MHE) was proposed and ...
ACL
2008
13 years 8 months ago
2008
We present a novel hierarchical prior structure for supervised transfer learning in named entity recognition, motivated by the common structure of feature spaces for this task acr...
KDD
2005
ACM
14 years 27 days ago
2005
ACM
This paper presents a framework for user-oriented text mining. It is then illustrated with an example of discovering knowledge from competitors’ websites. The knowledge to be di...