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math.ST2013
Variable Density Compressed Sensing In MRI. Theoretical vs Heuristic Sampling Strategies
Nicolas Chauffert, Philippe Ciuciu, Pierre Weiss
The structure of Magnetic Resonance Images (MRI) and especially their compressibility in an appropriate representation basis enables the application of the compressive sensing theo…
math.ST2013★ 3 cited
Travelling salesman-based compressive sampling
Nicolas Chauffert, Philippe Ciuiu, Jonas Kahn +1
Compressed sensing theory indicates that selecting a few measurements independently at random is a near optimal strategy to sense sparse or compressible signals. This is infeasible…