182 search results - page 15 / 37 » Document Indexing With a Concept Hierarchy |
ICDS
2010
IEEE
14 years 29 days ago
2010
IEEE
—Learning ontology from text is a challenge in knowledge engineering research and practice. Learning relations between concepts is even more difficult work. However, when conside...
ICDE
2000
IEEE
14 years 9 months ago
2000
IEEE
: Many companies have recognized the strategic importance of the knowledge hidden in their large databases and have built data warehouses. Typically, updates are collected and appl...
SIGDOC
2004
ACM
14 years 1 months ago
2004
ACM
The concept of thumbnails is common in image representation. A thumbnail is a highly compressed version of an image that provides a small, yet complete visual representation to th...
COLING
2010
13 years 2 months ago
2010
The use of semantic information to improve IR is a long-standing goal. This paper presents a novel Document Expansion method based on a WordNet-based system to find related concep...
COMPUTER
2002
13 years 7 months ago
2002
ectly support interaction with abstraction. Using technologies that go beyond searching individual repositories to analyzing and correlating knowledge across multiple sources and s...