234 citations · 1.2k across the 33 of their papers we have counts for
3 papers · 1 filter
Network histograms and universality of blockmodel approximation
Sofia C. Olhede, Patrick J. Wolfe
In this article we introduce the network histogram: a statistical summary of network interactions, to be used as a tool for exploratory data analysis. A network histogram is obtain…
Nonparametric graphon estimation
Patrick J. Wolfe, Sofia C. Olhede
We propose a nonparametric framework for the analysis of networks, based on a natural limit object termed a graphon. We prove consistency of graphon estimation under general condit…
De-noising procedures for frame operators
Daniela De Canditiis, Marianna Pensky, Patrick J. Wolfe
The present paper provides a comprehensive study of de-noising properties of frames and, in particular, tight frames, which constitute one of the most popular tools in contemporary…