55 citations · 125 across the 37 of their papers we have counts for
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stat.ML2018
Active covariance estimation by random sub-sampling of variables
Eduardo Pavez, Antonio Ortega
We study covariance matrix estimation for the case of partially observed random vectors, where different samples contain different subsets of vector coordinates. Each observation i…
cs.LG2018
Graph Learning from Filtered Signals: Graph System and Diffusion Kernel Identification
Hilmi E. Egilmez, Eduardo Pavez, Antonio Ortega
This paper introduces a novel graph signal processing framework for building graph-based models from classes of filtered signals. In our framework, graph-based modeling is formulat…