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CORR
2010
Springer
184views Education» more  CORR 2010»
14 years 1 days ago
Extended Two-Dimensional PCA for Efficient Face Representation and Recognition
In this paper a novel method called Extended TwoDimensional PCA (E2DPCA) is proposed which is an extension to the original 2DPCA. We state that the covariance matrix of 2DPCA is e...
Mehran Safayani, Mohammad Taghi Manzuri Shalmani, ...
CANDC
2007
ACM
14 years 13 days ago
Codon phylogenetic distance
We develop here an analytical evolution model based on a trinucleotide mutation matrix 64 × 64 with nine substitution parameters associated with the three types of substitutions ...
Christian J. Michel
ARSCOM
2008
78views more  ARSCOM 2008»
14 years 17 days ago
Three challenges in Costas arrays
We present 3 open challenges in the field of Costas arrays. They are: a) the determination of the number of dots on the main diagonal of a Welch array, and especially the maximal ...
Konstantinos Drakakis