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ICIP
2006
IEEE
14 years 9 months ago
New Results on Efficient Optimal Multilevel Image Thresholding
Image thresholding is one of the most common image processing operations, since almost all image processing schemes need some sort of separation of the pixels into different class...
Martin Luessi, Marco Eichmann, Guido M. Schuster, ...
CCS
2010
ACM
14 years 2 months ago
A logic for authorization provenance
In distributed environments, statements from a number of principals, besides the central trusted party, may influence the derivations of authorization decisions. However, existin...
Jinwei Hu, Yan Zhang, Ruixuan Li, Zhengding Lu
IWPSE
2007
IEEE
14 years 1 months ago
Using concept analysis to detect co-change patterns
Software systems need to change over time to cope with new requirements, and due to design decisions, the changes happen to crosscut the system’s structure. Understanding how ch...
Tudor Gîrba, Stéphane Ducasse, Adrian...
ASIACRYPT
2004
Springer
14 years 1 months ago
Lattice-Based Threshold-Changeability for Standard Shamir Secret-Sharing Schemes
Abstract. We consider the problem of increasing the threshold parameter of a secret-sharing scheme after the setup (share distribution) phase, without further communication between...
Ron Steinfeld, Huaxiong Wang, Josef Pieprzyk
GD
2009
Springer
14 years 6 days ago
Drawing Hamiltonian Cycles with No Large Angles
Let n ≥ 4 be even. It is shown that every set S of n points in the plane can be connected by a (possibly self-intersecting) spanning tour (Hamiltonian cycle) consisting of n str...
Adrian Dumitrescu, János Pach, Géza ...