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COCO
2010
Springer
149views Algorithms» more  COCO 2010»
13 years 11 months ago
Trade-Off Lower Bounds for Stack Machines
—A space bounded Stack Machine is a regular Turing Machine with a read-only input tape, several space bounded read-write work tapes, and an unbounded stack. Stack Machines with a...
Matei David, Periklis A. Papakonstantinou
SACMAT
2009
ACM
14 years 3 months ago
Towards formal security analysis of GTRBAC using timed automata
An access control system is often viewed as a state transition system. Given a set of access control policies, a general safety requirement in such a system is to determine whethe...
Samrat Mondal, Shamik Sural, Vijayalakshmi Atluri
RAID
2004
Springer
14 years 2 months ago
RheoStat: Real-Time Risk Management
As the frequency of attacks faced by the average host connected to the Internet increases, reliance on manual intervention for response is decreasingly tenable. Operating system an...
Ashish Gehani, Gershon Kedem
STOC
2009
ACM
96views Algorithms» more  STOC 2009»
14 years 9 months ago
MaxMin allocation via degree lower-bounded arborescences
We consider the problem of MaxMin allocation of indivisible goods. There are m items to be distributed among n players. Each player i has a nonnegative valuation pij for an item j...
MohammadHossein Bateni, Moses Charikar, Venkatesan...
IPPS
2009
IEEE
14 years 3 months ago
Unit disk graph and physical interference model: Putting pieces together
Modeling communications in wireless networks is a challenging task since it asks for a simple mathematical object on which efficient algorithms can be designed, but that must also...
Emmanuelle Lebhar, Zvi Lotker