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DAGSTUHL
2007
15 years 5 months ago
The Sinkhorn-Knopp Algorithm: Convergence and Applications
As long as a square nonnegative matrix A contains sufficient nonzero elements, then the Sinkhorn-Knopp algorithm can be used to balance the matrix, that is, to find a diagonal sc...
Philip A. Knight
APPROX
2007
Springer
86views Algorithms» more  APPROX 2007»
15 years 8 months ago
Lower Bounds for Swapping Arthur and Merlin
We prove a lower bound for swapping the order of Arthur and Merlin in two-round MerlinArthur games using black-box techniques. Namely, we show that any AM-game requires time (t2 )...
Scott Diehl
119
Voted
BCSHCI
2007
15 years 5 months ago
Agile human-centered software engineering
We seek to close the gap between software engineering (SE) and human-computer interaction (HCI) by indicating interdisciplinary interfaces throughout the different phases of SE an...
Thomas Memmel, Fredrik Gundelsweiler, Harald Reite...
DBSEC
2001
129views Database» more  DBSEC 2001»
15 years 5 months ago
Secure Role-Based Workflow Models
: In this paper we introduce a series of reference models for Secure Role-Based Workflow systems. We build our models over the well-known RBAC96 framework. 96 model supports the no...
Savith Kandala, Ravi S. Sandhu
86
Voted
AMC
2007
53views more  AMC 2007»
15 years 4 months ago
Positive heteroclinics and traveling waves for scalar population models with a single delay
The existence of positive heteroclinic solutions is proven for a class of scalar population models with one discrete delay. Traveling wave solutions for scalar delayed reaction-di...
Teresa Faria, Sergei Trofimchuk