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APPML
2002
76views more  APPML 2002»
13 years 7 months ago
Proper gromov transforms of metrics are metrics
In phylogenetic analysis, a standard problem is to approximate a given metric by an additive metric. Here it is shown that, given a metric D defined on some finite set X and a non...
Andreas W. M. Dress
EUROPKI
2009
Springer
13 years 5 months ago
Validity Models of Electronic Signatures and Their Enforcement in Practice
Abstract. An electronic signature is considered to be valid, if the signature is mathematically correct and if the signer's public key is classified as authentic. While the fi...
Harald Baier, Vangelis Karatsiolis
JCNS
2010
103views more  JCNS 2010»
13 years 2 months ago
Efficient computation of the maximum a posteriori path and parameter estimation in integrate-and-fire and more general state-spa
A number of important data analysis problems in neuroscience can be solved using state-space models. In this article, we describe fast methods for computing the exact maximum a pos...
Shinsuke Koyama, Liam Paninski
TNN
1998
113views more  TNN 1998»
13 years 7 months ago
Image compression by self-organized Kohonen map
—This paper presents a compression scheme for digital still images, by using the Kohonen’s neural network algorithm, not only for its vector quantization feature, but also for ...
C. Amerijckx, Michel Verleysen, Philippe Thissen, ...
CVPR
2001
IEEE
14 years 9 months ago
Texture Replacement in Real Images
Texture replacement in real images has many applications, such as interior design, digital movie making and computer graphics. The goal is to replace some specified texture patter...
Yanghai Tsin, Yanxi Liu, Visvanathan Ramesh