131
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TIT
2016
10 years 14 days ago
2016
Recently, it has been shown that incoherence is an unrealistic assumption for compressed sensing when applied to infinite-dimensional inverse problems. Instead, the key property ...
130
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TIT
2016
10 years 14 days ago
2016
We study the recovery of operators with bandlimited Kohn-Nirenberg symbol from the action of such operators on a weighted impulse train, a procedure we refer to as operator sampli...
132
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TIT
2016
10 years 14 days ago
2016
The main practical limitation of the McEliece public-key encryption scheme is probably the size of its key. A famous trend to overcome this issue is to focus on subclasses of alte...
124
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TIT
2016
10 years 14 days ago
2016
Principal component analysis (PCA) aims at estimating the direction of maximal variability of a high-dimensional dataset. A natural question is: does this task become easier, and ...