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TOG
2002
116views more  TOG 2002»
14 years 11 months ago
Linear combination of transformations
Geometric transformations are most commonly represented as square matrices in computer graphics. Following simple geometric arguments we derive a natural and geometrically meaning...
Marc Alexa
PVLDB
2008
111views more  PVLDB 2008»
14 years 11 months ago
Approximate lineage for probabilistic databases
In probabilistic databases, lineage is fundamental to both query processing and understanding the data. Current systems s.a. Trio or Mystiq use a complete approach in which the li...
Christopher Ré, Dan Suciu
ICASSP
2010
IEEE
14 years 10 months ago
Human detection in images via L1-norm Minimization Learning
In recent years, sparse representation originating from signal compressed sensing theory has attracted increasing interest in computer vision research community. However, to our b...
Ran Xu, Baochang Zhang, Qixiang Ye, Jianbin Jiao
JEI
2008
129views more  JEI 2008»
14 years 10 months ago
Removable visible image watermarking algorithm in the discrete cosine transform domain
Abstract. A removable visible watermarking scheme, which operates in the discrete cosine transform (DCT) domain, is proposed for combating copyright piracy. First, the original wat...
Ying Yang, Xingming Sun, Hengfu Yang, Chang-Tsun L...
JVCIR
2010
177views more  JVCIR 2010»
14 years 10 months ago
Ripplet: A new transform for image processing
Efficient representation of images usually leads to improvements in storage efficiency, computational complexity and performance of image processing algorithms. Efficient represe...
Jun Xu, Lei Yang, Dapeng Wu