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» Inferencing in Database Semantics
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ITNG
2008
IEEE
15 years 10 months ago
Prototype Generation from Ontology Charts
Semantic Analysis is a business analysis method designed to capture user requirements and represent them as text or in a graph that is called Ontology Chart. Ontology Charts can b...
George Tsaramirsis, Iman Poernomo
DEXAW
1995
IEEE
93views Database» more  DEXAW 1995»
15 years 7 months ago
Meta Modeling for End User Computing
Inherent constraints play an important role in the semantic Xplain model. These constraints enable us to represent certain real world knowledge once for subsequent use in several ...
J. H. ter Bekke
ICDE
2009
IEEE
170views Database» more  ICDE 2009»
16 years 5 months ago
Semantics of Ranking Queries for Probabilistic Data and Expected Ranks
Abstract-- When dealing with massive quantities of data, topk queries are a powerful technique for returning only the k most relevant tuples for inspection, based on a scoring func...
Graham Cormode, Feifei Li, Ke Yi
ER
2007
Springer
89views Database» more  ER 2007»
15 years 10 months ago
On Order Dependencies for the Semantic Web
We consider the problem of adding both equality and order generating dependencies to Web ontology languages such as OWL DL that are based on description logics. Such dependencies u...
David Toman, Grant E. Weddell
131
Voted
GCC
2005
Springer
15 years 9 months ago
Query Optimization in Database Grid
DarGridâ…ˇ is an implemented database gird system whose goal is to provide a semantic solution for integrating database resources on the web. Although many algorithms have been pro...
Xiaoqing Zheng, Huajun Chen, Zhaohui Wu, Yuxin Mao