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SIAMSC
2011
140views more  SIAMSC 2011»
12 years 11 months ago
A Fast Parallel Algorithm for Selected Inversion of Structured Sparse Matrices with Application to 2D Electronic Structure Calcu
Abstract. An efficient parallel algorithm is presented and tested for computing selected components of H−1 where H has the structure of a Hamiltonian matrix of two-dimensional la...
Lin Lin, Chao Yang, Jianfeng Lu, Lexing Ying, Wein...
SDM
2007
SIAM
96views Data Mining» more  SDM 2007»
13 years 10 months ago
Higher Order Orthogonal Iteration of Tensors (HOOI) and its Relation to PCA and GLRAM
This paper presents a unified view of a number of dimension reduction techniques under the common framework of tensors. Specifically, it is established that PCA, and the recentl...
Bernard N. Sheehan, Yousef Saad
BMCBI
2010
130views more  BMCBI 2010»
13 years 8 months ago
Amino acid "little Big Bang": Representing amino acid substitution matrices as dot products of Euclidian vectors
Background: Sequence comparisons make use of a one-letter representation for amino acids, the necessary quantitative information being supplied by the substitution matrices. This ...
Karel Zimmermann, Jean-François Gibrat
MEDIAFORENSICS
2010
13 years 7 months ago
Biometric template transformation: a security analysis
One of the critical steps in designing a secure biometric system is protecting the templates of the users that are stored either in a central database or on smart cards. If a biom...
Abhishek Nagar, Karthik Nandakumar, Anil K. Jain
CTRSA
2011
Springer
223views Cryptology» more  CTRSA 2011»
13 years 5 days ago
Expedient Non-malleability Notions for Hash Functions
Non-malleability of a cryptographic primitive is a fundamental security property which ensures some sort of independence of cryptographic values. The notion has been extensively st...
Paul Baecher, Marc Fischlin, Dominique Schröd...