34 search results - page 1 / 7 » A Comparative Study for Domain Ontology Guided Feature Extra... |
ACSC
2003
IEEE
13 years 10 months ago
2003
IEEE
We introduced a novel method employing a hierarchical domain ontology structure to extract features representing documents in our previous publication (Wang 2002). All raw words i...
IRI
2009
IEEE
13 years 11 months ago
2009
IEEE
Formulating and executing queries over distributed, autonomous and heterogeneous resources is an important research area. The advent of the Internet and the Web and their inherent...
DASFAA
2007
IEEE
13 years 11 months ago
2007
IEEE
Recent research shows that ontology as background knowledge can improve document clustering quality with its concept hierarchy knowledge. Previous studies take term semantic simila...
ICMCS
2010
IEEE
13 years 6 months ago
2010
IEEE
Determining similarities among data objects is a core task of content-based multimedia retrieval systems. Approximating data object contents via flexible feature representations, ...
JMLR
2010
12 years 11 months ago
2010
The paper analyzes peculiarities of preprocessing of learning data represented in object data bases constituted by multiple relational tables with ontology on top of it. Exactly s...