Fernando Garna Antonio G. Marques Gonzalo Mateos Alejandro Ribeiro Rethinking sketching as sampling: Efficient approximate solution to linear inverse problems. 390-394 2016 GlobalSIP https://doi.org/10.1109/GlobalSIP.2016.7905870 conf/globalsip/2016 db/conf/globalsip/globalsip2016.html#GarnaMMR16