998 search results - page 124 / 200 » Sparse Image Reconstruction using Sparse Priors |
157
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ICASSP
2011
IEEE
14 years 7 months ago
2011
IEEE
In this paper, we consider power spectral density estimation of bandlimited, wide-sense stationary signals from sub-Nyquist sampled data. This problem has recently received attent...
253
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ICCV
2011
IEEE
14 years 4 months ago
2011
IEEE
We present a hierarchical model that learns image decompositions via alternating layers of convolutional sparse coding and max pooling. When trained on natural images, the layers ...
117
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ICIP
2007
IEEE
16 years 5 months ago
2007
IEEE
Active contour (snake) approaches have been proved to be efficient tools to extract object boundary precisely. One drawback of these methods is that state-of-the-art snake algorit...
124
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IMAGING
2003
15 years 5 months ago
2003
Typical color image processing techniques use profiles consisting of sparse multi-dimensional lookup tables that interpolate between adjacent nodes to prepare an image for renderi...
147
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PLDI
2003
ACM
15 years 9 months ago
2003
ACM
Many important applications, such as those using sparse data structures, have memory reference patterns that are unknown at compile-time. Prior work has developed runtime reorderi...