943 search results - page 31 / 189 » Compressed channel sensing |
ISCAS
2007
IEEE
15 years 8 months ago
2007
IEEE
— The new theory of compressive sensing enables direct analog-to-information conversion of compressible signals at subNyquist acquisition rates. We develop new theory, algorithms...
134
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ICIP
2008
IEEE
16 years 3 months ago
2008
IEEE
We consider the problem of reconstructing time sequences of spatially sparse signals (with unknown and time-varying sparsity patterns) from a limited number of linear "incohe...
105
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ICIP
2009
IEEE
16 years 3 months ago
2009
IEEE
In this work, we propose algorithms to recursively and causally reconstruct a sequence of natural images from a reduced number of linear projection measurements taken in a domain ...
111
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ISBI
2009
IEEE
15 years 8 months ago
2009
IEEE
In fluorescence microscopy the noise level and the photobleaching are cross-dependent problems since reducing exposure time to reduce photobleaching degrades image quality while ...
120
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ISBI
2009
IEEE
15 years 8 months ago
2009
IEEE
Functional MRI (fMRI) has been widely accepted as a standard tool to study the function of brain. However, because of the limited temporal resolution of MR scanning, researchers h...