Sciweavers

1421 search results - page 79 / 285
» Algorithms for subsequence combinatorics
Sort
View
ISW
1997
Springer
15 years 8 months ago
Cryptanalysis of Message Authentication Codes
This paper gives a survey of attacks on Message Authentication Codes (MACs). First it defines the required security properties. Next it describes generic forgery and key recovery...
Bart Preneel
ICALP
1995
Springer
15 years 7 months ago
Shortest Path Queries in Digraphs of Small Treewidth
We consider the problem of preprocessing an n-vertex digraph with real edge weights so that subsequent queries for the shortest path or distance between any two vertices can be ef...
Shiva Chaudhuri, Christos D. Zaroliagis
ACL
2010
15 years 2 months ago
Improved Unsupervised POS Induction through Prototype Discovery
We present a novel fully unsupervised algorithm for POS induction from plain text, motivated by the cognitive notion of prototypes. The algorithm first identifies landmark cluster...
Omri Abend, Roi Reichart, Ari Rappoport
BMCBI
2006
115views more  BMCBI 2006»
15 years 4 months ago
Detecting recombination in evolving nucleotide sequences
Background: Genetic recombination can produce heterogeneous phylogenetic histories within a set of homologous genes. These recombination events can be obscured by subsequent resid...
Cheong Xin Chan, Robert G. Beiko, Mark A. Ragan
SAC
2004
ACM
15 years 9 months ago
Guiding motif discovery by iterative pattern refinement
In this paper, we demonstrate that the performance of a motif discovery algorithm can be significantly improved by embedding it into a novel framework that effectively guides the ...
Zhiping Wang, Mehmet M. Dalkilic, Sun Kim