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EUROCRYPT
1999
Springer
15 years 10 months ago
Improved Fast Correlation Attacks on Stream Ciphers via Convolutional Codes
Abstract. This paper describes new methods for fast correlation attacks, based on the theory of convolutional codes. They can be applied to arbitrary LFSR feedback polynomials, in ...
Thomas Johansson, Fredrik Jönsson
ACL
2007
15 years 7 months ago
Finding document topics for improving topic segmentation
Topic segmentation and identification are often tackled as separate problems whereas they are both part of topic analysis. In this article, we study how topic identification can...
Olivier Ferret
150
Voted
SIVP
2008
142views more  SIVP 2008»
15 years 6 months ago
Improved phase estimation based on complete bispectrum and modified group delay
In this paper, a new method for extracting the system phase from the bispectrum of the system output has been proposed. This is based on the complete bispectral data computed in t...
S. V. Narasimhan, Nandini Basumallick, Ratana Chai...
153
Voted
TIT
2008
52views more  TIT 2008»
15 years 6 months ago
Some Improved Bounds for Secure Frameproof Codes and Related Separating Hash Families
We present some improved bounds on necessary conditions for separating hash families of type {w, w} and type {w, w - 1}. In particular, these bounds apply to secure frameproof cod...
Douglas R. Stinson, Gregory M. Zaverucha
INFORMATICALT
2002
69views more  INFORMATICALT 2002»
15 years 5 months ago
Improving the Information Rate of a Private-key Cryptosystem Based on Product Codes
Recently, Sun proposed a private-key encryption scheme based on the product codes with the capability of correcting a special type of structured errors. In this paper, we present a...
Hung-Min Sun