Ensemble Average Propagator Reconstruction via Compressed Sensing: Discrete or Continuous Bases ?

Sylvain Merlet (1) , Michael Paquette (2) , Rachid Deriche (1) , Maxime Descoteaux (3)

1 ATHENA - Computational Imaging of the Central Nervous System
2 SCIL
3 SCIL - Sherbrooke Connectivity Imaging Lab [Sherbrooke]

In this work, we propose to compare the sparsity of two classes of representations for the EAP : The discrete representations, via the Haar, Daubechie-Cohen-Fauveau (DCF) 5-3, DCF 9-7 wavelets bases , and the continuous representations, via Spherical Polar Fourier (SPF) and 3D-SHORE bases.

Domaines: Traitement du signal et de l'image [eess.SP]; Imagerie médicale; Traitement du signal et de l'image [eess.SP]

Sylvain Merlet, Michael Paquette, Rachid Deriche, Maxime Descoteaux. Ensemble Average Propagator Reconstruction via Compressed Sensing: Discrete or Continuous Bases ?. ISMRM 20th Annual Meeting (2012), May 2012, Australia. pp.2277. ⟨hal-00712687⟩