Ingeniero Civil Biomédico. Universidad de Concepción.
gnvarela(@)uc(.)cl
gabriel.varela.mattatall(@)gmail(.)com
Imágenes de resonancia magnética de difusión (dMRI).
Compressed sensing (CS)
Diffusion propagator reconstruction using Hermite functions and compressed sensing. (Active)
Combined model and compressed sensing reconstruction for diffusion spectrum imaging. (Active)
Comparison of q-space reconstruction methods from undersampled q-space data. (Active)
Gabriel Varela-Mattatall, Carlos Castillo-Passi, Joaquin Mura, Pablo Irrarazaval. “Improved diffusion propagator reconstruction usgin Hermite functions and compressed sensing”. ISMRM 26th annual Meeting, Paris, Francia, 2018. p. 3019
Carlos Castillo-Passi, Gabriel Varela-Mattatall, Carlos Sing-long, Pablo Irrarazaval “Obtaining the barrier distribution in the micro-structure from diffusion spectra” ISMRM 26th annual Meeting, Paris, Francia, 2018. p. 5284
Carlos Castillo-Passi, Claudia Prieto, Gabriel Varela-Mattatall, Carlos Sing-long, Pablo Irrarazaval “Gini reweighted l1 minimization for rapid MRI”. ISMRM 26th annual Meeting, Paris, Francia, 2018. p.3066
Carlos Castillo, Gabriel Varela-Mattatall & Pablo Irarrazaval Students presentation: “GIRL1: Gini Reweighted \ell_{1} Minimization for Rapid MRI” X congreso Anual de ingeniería Biomédica Concepción, Chile, 2017. https://www.eventrid.cl/eventos/cicbconcepcion/x-congreso-anual-de-ingenieria-biomedica-caib-2017 2017
Gabriel Varela-Mattatall, Carlos Castillo & Pablo Irarrazaval Students presentation: “Mean apparent propagator using compressed sensing” X congreso Anual de ingeniería Biomédica Concepción, Chile, 2017. https://www.eventrid.cl/eventos/cicbconcepcion/x-congreso-anual-de-ingenieria-biomedica-caib-2017 2017
Gabriel Varela‐Mattatall, Alexandra Tobisch, Rüdiger Stirnberg, Steren Chabert, Tony Stöcker, Cristián Tejos, Pablo Irarrázaval “Negentropy: non‐Gaussian characterization for Diffusion Spectrum Imaging” 7412 E-Poster 1000 Diffusion 13:45 14:45 Abril 24, 2017. ISMRM annual meeting, Abril 22-27th, Honolulú, USA. http://www.ismrm.org/17/17program.htm
Gabriel Varela-Mattatall, Alexandra Tobisch, Tony Stoecker, Pablo Irarrazaval “Diffusion Spectrum Imaging from Undersampled Data Using Tensor Fitting”. In ISMRM 23th annual Meeting Toronto, Canadá, 2014 p. 2817.
Alexandra Tobisch, Thomas Schlutz, Ruediger Stirnberg, Gabriel Varela-Mattatall, Hans Knutsson, Pablo Irarrazaval, Tony Stoecker. “Comparing Fourier to SHORE Basis Functions for Sparse DSI Reconstruction” In ISMRM 23th annual Meeting, Toronto, Canadá, 2014 p. 1029.
Luis-Garcia, D. Hernando, S. Aja, C. Cobos-Huerga, P. Irarrazaval, G. Varela-Mattatall, C. Alberola. “Adaptive B-value Selection for Optimized Diffusion MRI Acquisition”. ESMRMB 32th annual Meeting, Edinburgh, EscociaP.716
Gabriel Varela-Mattatall, Pablo Irarrazaval. “Acquisition and reconstruction base don joint Tensor Modelling and Diffusion Spectrum Imaging” 7th Annual Biomedical Engineering Congress Concepción, Chile, 3 -4 nov. 2017.
Gabriel Varela-Mattatall, Alexandra Tobisch, Tony Stoecker, Pablo Irarrazaval “CURVELETS, A NEW SPARSE DOMAIN FOR DIFFUSION SPECTRUM IMAGING”. In ISMRM 22th annual Meeting Milan, Italia, 2014 p. 2578.
Alexandra Tobisch, Gabriel Varela-Mattatall, Ruediger Stirnberg, Hans Knutsson, Thomas Schultz, Pablo Irarrazaval, Tony Stoecker “Isotropic q-space sampling distribution for compressed sensing in dsi”. In ISMRM 22th annual Meeting, Milan, Italia, 2014. P.4451.