274 search results - page 35 / 55 » Sparse molecular image representation |
153
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CVPR
2008
IEEE
16 years 7 months ago
2008
IEEE
In this paper, we propose a novel approach to model shape variations. It encodes sparsity, exploits geometric redundancy, and accounts for the different degrees of local variation...
134
Voted
PG
2002
IEEE
15 years 10 months ago
2002
IEEE
We present the light field oracle, a novel mathematical concept for the acquisition, processing and representation of light fields. We first compute a hierarchical representati...
152
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CIMAGING
2010
15 years 7 months ago
2010
The observations in many applications consist of counts of discrete events, such as photons hitting a detector, which cannot be effectively modeled using an additive bounded or Ga...
193
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CVPR
2010
IEEE
15 years 8 months ago
2010
IEEE
A clustering framework within the sparse modeling and dictionary learning setting is introduced in this work. Instead of searching for the set of centroid that best fit the data, ...
167
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ICASSP
2011
IEEE
14 years 9 months ago
2011
IEEE
The main contribution presented here is an adaptive/unsupervised iterative thresholding algorithm for sparse representation of signals which can be modeled as the sum of two compo...