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math.OC2025
Fast Consensus over Almost Regular Directed Graphs
Susie Lu, Marco Gamarra, Ji Liu
This paper studies an open consensus network design problem: identifying the optimal simple directed graphs, given a fixed number of vertices and arcs, that maximize the second sma…
math.OC2025
A Class of Optimal Directed Graphs for Network Synchronization
Susie Lu, John Urschel, Ji Liu
In a paper by Nishikawa and Motter, a quantity called the normalized spread of the Laplacian eigenvalues is used to measure the synchronizability of certain network dynamics. Throu…