7123 search results - page 70 / 1425 » The Ordered Set of Rough Sets |
ICDE
2012
IEEE
12 years 12 days ago
2012
IEEE
— In this paper, we focus on efficient keyword query processing for XML data based on SLCA and ELCA semantics. We propose for each keyword a novel form of inverted list, which i...
AAAI
2010
13 years 11 months ago
2010
In this paper, we propose a translation from normal first-order logic programs under the answer set semantics to first-order theories on finite structures. Specifically, we introd...
ICDM
2006
IEEE
14 years 4 months ago
2006
IEEE
One of the major problems in frequent pattern mining is the explosion of the number of results, making it difficult to identify the interesting frequent patterns. In a recent pap...
AGP
1999
IEEE
14 years 2 months ago
1999
IEEE
In this paper we consider the relative expressive power of two very common operators applicable to sets and multisets: the with and the union operators. For such operators we prove...
PODS
1991
ACM
14 years 1 months ago
1991
ACM
In this paper we characterise exactly the complexity of a set based database language called SRL, which presents a unified framework for queries and updates. By imposing simple s...