1425 search results - page 198 / 285 » Semantic Based Schema Analysis |
LISP
2008
13 years 10 months ago
2008
Automatic differentiation is a semantic transformation that applies the rules of differential calculus to source code. It thus transforms a computer program that computes a mathema...
AO
2005
13 years 10 months ago
2005
The paper considers the problem of defining concepts within formal ontologies. A number of distinct modes of definition are identified, which represent alternative viewpoints on t...
ACMSE
2010
ACM
13 years 8 months ago
2010
ACM
Many research studies adopt manually selected patterns for semantic relation extraction. However, manually identifying and discovering patterns is time consuming and it is difficu...
WWW
2009
ACM
14 years 10 months ago
2009
ACM
Social tagging provides valuable and crucial information for large-scale web image retrieval. It is ontology-free and easy to obtain; however, irrelevant tags frequently appear, a...
ADMA
2006
Springer
14 years 4 months ago
2006
Springer
The automatic annotation of images presents a particularly complex problem for machine learning researchers. In this work we experiment with semantic models and multi-class learnin...