1 code implementation • 18 Dec 2023 • Semin Kwak, Laura Shimabukuro, Antonio Ortega
This approach provides a novel interpretation in the node domain and reveals aspects of graph signals that may be overlooked with a singular measure of variation.
no code implementations • 10 Apr 2023 • Laura Shimabukuro, Antonio Ortega
In this paper we consider the problem of constructing graph Fourier transforms (GFTs) for directed graphs (digraphs), with a focus on developing multiple GFT designs that can capture different types of variation over the digraph node-domain.
