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231
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ICCV
2011
IEEE
14 years 7 months ago
2011
IEEE
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...
229
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DCOSS
2011
Springer
14 years 7 months ago
2011
Springer
—Link quality estimation has been an active area of research within the wireless sensor network community. It is now well known that the estimation of reliable links requires few...
264
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STOC
2012
ACM
13 years 10 months ago
2012
ACM
We consider the problem of computing the k-sparse approximation to the discrete Fourier transform of an ndimensional signal. We show: • An O(k log n)-time randomized algorithm f...
247
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CVPR
2012
IEEE
13 years 10 months ago
2012
IEEE
Image based relighting techniques are a popular choice for generating photo-realistic images of objects under any lighting condition. A typical process for creating such a model i...
204
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IJCV
2012
13 years 10 months ago
2012
Abstract Image alignment in the presence of non-rigid distortions is a challenging task. Typically, this involves estimating the parameters of a dense deformation field that warps...