231 search results - page 4 / 47 » Ontology extraction for index generation |
DEXA
2007
Springer
14 years 26 days ago
2007
Springer
The semantic web is based on ontologies and metadata that indexes resources using ontologies. This indexing is called annotation. Ontology based information retrieval is an operati...
TRECVID
2007
13 years 7 months ago
2007
In this paper, we present our approaches and results of high-level feature extraction and automatic video search in TRECVID-2007. In high-level feature extraction, our main focus ...
SEMWEB
2004
Springer
14 years 1 days ago
2004
Springer
Abstract. Information retrieval can contribute towards the construction of ontologies and the effective usage of ontologies. We use collocation-based keyword extraction to suggest ...
WISE
2003
Springer
13 years 12 months ago
2003
Springer
At the heart of today’s information-explosion problems are issues involving semantics, mutual understanding, concept matching, and interoperability. Ontologies and the Semantic ...
EWMF
2005
Springer
14 years 7 days ago
2005
Springer
In this paper, we review two techniques for topic discovery in collections of text documents (Latent Semantic Indexing and K-Means clustering) and present how we integrated them in...