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COCOON
2009
Springer
16 years 17 days ago
Convex Partitions with 2-Edge Connected Dual Graphs
It is shown that for every finite set of disjoint convex polygonal obstacles in the plane, with a total of n vertices, the free space around the obstacles can be partitioned into ...
Marwan Al-Jubeh, Michael Hoffmann, Mashhood Ishaqu...
COCOON
2009
Springer
16 years 17 days ago
Coordinate Assignment for Cyclic Level Graphs
Abstract. The Sugiyama framework is the most commonly used concept for visualizing directed graphs. It draws them in a hierarchical way and operates in four phases: cycle removal, ...
Christian Bachmaier, Franz-Josef Brandenburg, Wolf...
CRYPTO
2009
Springer
119views Cryptology» more  CRYPTO 2009»
16 years 17 days ago
How Risky Is the Random-Oracle Model?
RSA-FDH and many other schemes secure in the Random-Oracle Model (ROM) require a hash function with output size larger than standard sizes. We show that the random-oracle instanti...
Gaëtan Leurent, Phong Q. Nguyen
CRYPTO
2009
Springer
121views Cryptology» more  CRYPTO 2009»
16 years 17 days ago
Collusion-Free Multiparty Computation in the Mediated Model
Collusion-free protocols prevent subliminal communication (i.e., covert channels) between parties running the protocol. In the standard communication model, if one-way functions ex...
Joël Alwen, Jonathan Katz, Yehuda Lindell, Gi...
ECSQARU
2009
Springer
16 years 17 days ago
On Revising Argumentation-Based Decision Systems
Decision making amounts to define a preorder (usually a complete one) on a set of options. Argumentation has been introduced in decision making analysis. In particular, an argumen...
Leila Amgoud, Srdjan Vesic