14 citations · 14 across the 2 of their papers we have counts for
2 papers
cs.IT2011★ 14 cited
A unified formulation of Gaussian vs. sparse stochastic processes - Part I: Continuous-domain theory
Michael Unser, Pouya D. Tafti, Qiyu Sun
We introduce a general distributional framework that results in a unifying description and characterization of a rich variety of continuous-time stochastic processes. The cornersto…
cs.IT2010
Left-Inverses of Fractional Laplacian and Sparse Stochastic Processes
Qiyu Sun, Michael Unser
The fractional Laplacian commutes with the primary coordination transformations in the Euclidean space $\RR^d$: dilation, translation and rotation, and has tig…