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SIGMOD
2005
ACM
145views Database» more  SIGMOD 2005»
14 years 5 months ago
Stratified Computation of Skylines with Partially-Ordered Domains
In this paper, we study the evaluation of skyline queries with partially-ordered attributes. Because such attributes lack a total ordering, traditional index-based evaluation algo...
Chee Yong Chan, Pin-Kwang Eng, Kian-Lee Tan
AIR
2006
83views more  AIR 2006»
13 years 5 months ago
A revision-based approach to handling inconsistency in description logics
Recently, the problem of inconsistency handling in description logics has attracted a lot of attention. Many approaches have been proposed to deal with this problem based on existi...
Guilin Qi, Weiru Liu, David A. Bell
FUIN
2006
113views more  FUIN 2006»
13 years 5 months ago
Adaptive Merging of Prioritized Knowledge Bases
Abstract. In this paper, we propose an adaptive algorithm for merging n (n2) prioritized knowledge bases which takes into account the degrees of conflict and agreement among these ...
Weiru Liu, Guilin Qi, David A. Bell
DEXAW
2005
IEEE
135views Database» more  DEXAW 2005»
13 years 11 months ago
Expert-Based Ontology Construction: A Case-Study in Horticulture
Abstract— Experts are capable of performing complex tasks in their specific field of expertise. To do this, they use a vast amount of explicit and tacit domain knowledge. For v...
Nicole J. J. P. Koenderink, Jan L. Top, Lucas J. v...
KR
2004
Springer
13 years 11 months ago
A Split-Combination Method for Merging Inconsistent Possibilistic Knowledge Bases
In this paper, a new method for merging multiple inconsistent knowledge bases in the framework of possibilistic logic is presented. We divide the fusion process into two steps: on...
Guilin Qi, Weiru Liu, David H. Glass