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JCT
2007
111views more  JCT 2007»
13 years 8 months ago
Lattice point counts for the Shi arrangement and other affinographic hyperplane arrangements
Hyperplanes of the form xj = xi + c are called affinographic. For an affinographic hyperplane arrangement in Rn, such as the Shi arrangement, we study the function f(m) that counts...
David Forge, Thomas Zaslavsky
MICS
2008
129views more  MICS 2008»
13 years 8 months ago
ATP-based Cross-Verification of Mizar Proofs: Method, Systems, and First Experiments
Mizar is a proof assistant used for formalization and mechanical verification of mathematics. The main use of Mizar is in the development of the Mizar Mathematical Library (MML), i...
Josef Urban, Geoff Sutcliffe
COMPSEC
2010
122views more  COMPSEC 2010»
13 years 7 months ago
Taming role mining complexity in RBAC
In this paper we address the problem of reducing the role mining complexity in RBAC systems. To this aim, we propose a three steps methodology: first, we associate a weight to rol...
Alessandro Colantonio, Roberto Di Pietro, Alberto ...
GD
2009
Springer
13 years 6 months ago
Algebraic Methods for Counting Euclidean Embeddings of Rigid Graphs
Abstract. The study of (minimally) rigid graphs is motivated by numerous applications, mostly in robotics and bioinformatics. A major open problem concerns the number of embeddings...
Ioannis Z. Emiris, Elias P. Tsigaridas, Antonios V...
SIGMETRICS
2011
ACM
198views Hardware» more  SIGMETRICS 2011»
13 years 3 months ago
Memory Trace Compression and Replay for SPMD Systems using Extended PRSDs?
Concurrency levels in large-scale supercomputers are rising exponentially, and shared-memory nodes with hundreds of cores and non-uniform memory access latencies are expected with...
Sandeep Budanur, Frank Mueller, Todd Gamblin