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CCS
2006
ACM
15 years 11 months ago
Resiliency policies in access control
We introduce the notion of resiliency policies in the context of access control systems. Such policies require an access control system to be resilient to the absence of users. An...
Ninghui Li, Mahesh V. Tripunitara, Qihua Wang
CSL
2006
Springer
15 years 11 months ago
Nonmonotonic Logics and Their Algebraic Foundations
The goal of this note is to provide a background and references for the invited lecture presented at Computer Science Logic 2006. We briefly discuss motivations that led to the eme...
Miroslaw Truszczynski
COMPGEOM
2005
ACM
15 years 9 months ago
Cache-oblivious r-trees
We develop a cache-oblivious data structure for storing a set S of N axis-aligned rectangles in the plane, such that all rectangles in S intersecting a query rectangle or point ca...
Lars Arge, Mark de Berg, Herman J. Haverkort
AAAI
1994
15 years 8 months ago
Incremental Recompilation of Knowledge
d Abstract) Goran Gogic l, Christos H. Papadimitriou', and Martha Sideri2 : Approximating a general formula from above and below by Horn formulas (its Horn envelope and Horn c...
Goran Gogic, Christos H. Papadimitriou, Martha Sid...
AI
2010
Springer
15 years 7 months ago
Optimal query complexity bounds for finding graphs
We consider the problem of finding an unknown graph by using two types of queries with an additive property. Given a graph, an additive query asks the number of edges in a set of ...
Sung-Soon Choi, Jeong Han Kim
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