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CAIP
2001
Springer
15 years 11 months ago
A Simple Algorithm for Ordering and Compression of Vector Codebooks
The problem of storage or transmission of codevectors is an essential issue in vector quantization with custom codebook. The proposed technique for compression of codebooks relies ...
Maciej Bartkowiak, Adam Luczak
SSIAI
2000
IEEE
15 years 11 months ago
On the Representation of Wideband Images Using Permutations for Lossless Coding
We introduce a novel method for representing and coding wideband signals using permutations. The signal samples are first sorted, and then encoded using Differential Pulse Coding...
Marios S. Pattichis, Alan C. Bovik, John W. Havlic...
CAIP
2009
Springer
102views Image Analysis» more  CAIP 2009»
15 years 10 months ago
A Riemannian Scalar Measure for Diffusion Tensor Images
Abstract. We study a well-known scalar quantity in differential geometry, the Ricci scalar, in the context of Diffusion Tensor Imaging (DTI). We explore the relation between the Ri...
Andrea Fuster, Laura Astola, Luc Florack
FDTC
2006
Springer
120views Cryptology» more  FDTC 2006»
15 years 10 months ago
Blinded Fault Resistant Exponentiation
As the core operation of many public key cryptosystems, group exponentiation is central to cryptography. Attacks on its implementation in embedded device setting is hence of great ...
Guillaume Fumaroli, David Vigilant
ENTCS
2010
119views more  ENTCS 2010»
15 years 6 months ago
Bio-PEPA for Epidemiological Models
Many models have been defined in order to describe the evolution of a disease in a population. The modelling of diseases is helpful to understand the mechanisms for their spread a...
Federica Ciocchetta, Jane Hillston