1236 search results - page 13 / 248 » Robust estimation for sparse data |
ICPR
2010
IEEE
14 years 11 months ago
2010
IEEE
We extend a recent Sparse Representation-based Classification (SRC) algorithm for face recognition to work on 2D images directly, aiming to reduce the computational complexity whil...
SP
2008
IEEE
15 years 4 months ago
2008
IEEE
We present a new class of statistical deanonymization attacks against high-dimensional micro-data, such as individual preferences, recommendations, transaction records and so on. ...
79
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ICASSP
2011
IEEE
14 years 1 months ago
2011
IEEE
—In this paper we investigate the local probability density function (pdf) of natural signals in sparse domains. The statistical properties of natural signals are characterized m...
102
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CVPR
2010
IEEE
15 years 6 months ago
2010
IEEE
This paper studies the problem of simultaneously aligning a batch of linearly correlated images despite gross corruption (such as occlusion). Our method seeks an optimal set of im...
118
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CVPR
2009
IEEE
16 years 4 months ago
2009
IEEE
In this paper, we introduce a novel algorithm to solve
global shape registration problems. We use gray-scale “images”
to represent source shapes, and propose a novel twocompo...