254 search results - page 16 / 51 » Perspectives on ontology-based querying |
DEXAW
2007
IEEE
13 years 9 months ago
2007
IEEE
Due to the lack of efficient native XML database management systems, XML data manipulation and query evaluation may be resource-consuming, and represent a bottleneck for several ...
WWW
2008
ACM
14 years 8 months ago
2008
ACM
This paper presents an extensive study about the evolution of textual content on the Web, which shows how some new pages are created from scratch while others are created using al...
SEMCO
2009
IEEE
14 years 2 months ago
2009
IEEE
The paper surveys some relevant issues related to data management in pervasive environments. Particularly, it focuses on the compression of semantic annotations for building so ca...
AAAI
2006
13 years 9 months ago
2006
In this paper, we discuss how our work on evaluating Semantic Web knowledge base systems (KBSs) contributes to address some broader AI problems. First, we show how our approach pr...
CIKM
2010
Springer
13 years 6 months ago
2010
Springer
Term-weighting functions derived from various models of retrieval aim to model human notions of relevance more accurately. However, there is a lack of analysis of the sources of e...