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ICASSP
2011
IEEE
13 years 1 months ago
A robust feature extraction algorithm based on class-Modular Image Principal Component Analysis for face verification
Face verification systems reach good performance on ideal environmental conditions. Conversely, they are very sensitive to non-controlled environments. This work proposes the cla...
Jose Francisco Pereira, Rafael M. Barreto, George ...
SAC
2004
ACM
14 years 3 months ago
A core calculus of higher-order mixins and classes
This work presents an object-oriented calculus based on higher-order mixin construction via mixin composition, where some software engineering requirements are modeled in a formal ...
Lorenzo Bettini, Viviana Bono, Silvia Likavec
FLOPS
2001
Springer
14 years 2 months ago
A Simply Typed Context Calculus with First-Class Environments
We introduce a simply typed λ-calculus λκε which has both contexts and environments as first-class values. In λκε, holes in contexts are represented by ordinary variables ...
Masahiko Sato, Takafumi Sakurai, Yukiyoshi Kameyam...
FSE
2007
Springer
142views Cryptology» more  FSE 2007»
14 years 1 months ago
A New Class of Weak Keys for Blowfish
The reflection attack is a recently discovered self similarity analysis which is usually mounted on ciphers with many fixed points. In this paper, we describe two reflection attack...
Orhun Kara, Cevat Manap
WCE
2007
13 years 11 months ago
Gauss-Radau Quadrature Rule Using Special Class of Polynomials
— A form of Gauss-Quadrature rule over [0,1] has been investigated that involves the derivative of the integrand at the pre-assigned left or right end node. This situation arises...
M. A. Bokhari, Asghar Qadir