Vandergheynst, PierrePuy, Gilles2014-01-072014-01-07201410.5075/epfl-thesis-6036https://infoscience.epfl.ch/handle/20.500.14299/99032urn:nbn:ch:bel-epfl-thesis6036-2encompressed sensingcompressive samplingconvex optimizationinverse problemimage registrationmagnetic resonance imagingmulti-view imagingnon-convex optimizationvariable density samplingsparse reconstructionspread spectrumEfficient compressive sampling strategies and novel reconstruction methods with applications in MRIthesis::doctoral thesis