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SAC
2011
ACM
14 years 9 months ago
RuleGrowth: mining sequential rules common to several sequences by pattern-growth
Mining sequential rules from large databases is an important topic in data mining fields with wide applications. Most of the relevant studies focused on finding sequential rules a...
Philippe Fournier-Viger, Roger Nkambou, Vincent Sh...
ICCV
2011
IEEE
14 years 6 months ago
A Linear Subspace Learning Approach via Sparse Coding
Linear subspace learning (LSL) is a popular approach to image recognition and it aims to reveal the essential features of high dimensional data, e.g., facial images, in a lower di...
Lei Zhang, Pengfei Zhu, Qinghu Hu, David Zhang
ICCV
2011
IEEE
14 years 6 months ago
Sparse Representation or Collaborative Representation: Which Helps Face Recognition?
As a recently proposed technique, sparse representation based classification (SRC) has been widely used for face recognition (FR). SRC first codes a testing sample as a sparse lin...
Lei Zhang, Meng Yang, Xiangchu Feng
ACII
2011
Springer
14 years 6 months ago
Are You Friendly or Just Polite? - Analysis of Smiles in Spontaneous Face-to-Face Interactions
This work is part of a research effort to understand and characterize the morphological and dynamic features of polite and amused smiles. We analyzed a dataset consisting of young ...
Mohammed E. Hoque, Louis-Philippe Morency, Rosalin...
CRYPTO
2011
Springer
280views Cryptology» more  CRYPTO 2011»
14 years 6 months ago
A Cryptanalysis of PRINTcipher: The Invariant Subspace Attack
At CHES 2010, the new block cipher PRINTcipher was presented as a light-weight encryption solution for printable circuits [15]. The best attack to date is a differential attack [1...
Gregor Leander, Mohamed Ahmed Abdelraheem, Hoda Al...