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IJNSEC
2007
130views more  IJNSEC 2007»
13 years 9 months ago
An Attack on Libert et al.' s ID-based Undeniable Signature Scheme
In 2004, Libert and Quisquater proposed an identity based undeniable signature scheme using pairings over elliptic curves. In this article, we show that the scheme is not secure. ...
Zichen Li, C. F. Chong, Lucas Chi Kwong Hui, Siu-M...
COCOA
2007
Springer
14 years 4 months ago
Steiner Forests on Stochastic Metric Graphs
We consider the problem of connecting given vertex pairs over a stochastic metric graph, each vertex of which has a probability of presence independently of all other ver
Vangelis Th. Paschos, Orestis Telelis, Vassilis Zi...
COMGEO
2007
ACM
13 years 10 months ago
Geometric dilation of closed planar curves: New lower bounds
Given two points on a closed planar curve, C, we can divide the length of a shortest connecting path in C by their Euclidean distance. The supremum of these ratios, taken over all...
Annette Ebbers-Baumann, Ansgar Grüne, Rolf Kl...
BMCBI
2006
98views more  BMCBI 2006»
13 years 10 months ago
In search of functional association from time-series microarray data based on the change trend and level of gene expression
Background: The increasing availability of time-series expression data opens up new possibilities to study functional linkages of genes. Present methods used to infer functional l...
Feng He, An-Ping Zeng
CAI
2007
Springer
14 years 4 months ago
From Algebraic Graph Transformation to Adhesive HLR Categories and Systems
In this paper, we present an overview of algebraic graph transformation in the double pushout approach. Basic results concerning independence, parallelism, concurrency, embedding, ...
Ulrike Prange, Hartmut Ehrig