794 citations · 858 across the 9 of their papers we have counts for
3 papers · 1 filter
Estimating Network Dimension When the Spectrum Struggles
Peter Grindrod, Desmond John Higham, Henry-Louis de Kergorlay
What is the dimension of a network? Here, we view it as the smallest dimension of Euclidean space into which nodes can be embedded so that pairwise distances accurately reflect the…
Anticipating Activity in Social Media Spikes
Desmond J. Higham, Peter Grindrod, Alexander V. Mantzaris +2
We propose a novel mathematical model for the activity of microbloggers during an external, event-driven spike. The model leads to a testable prediction of who would become most ac…
Dynamical Systems to Monitor Complex Networks in Continuous Time
Peter Grindrod, Desmond Higham
In many settings it is appropriate to treat the evolution of pairwise interactions over continuous time. We show that new Katz-style centrality measures can be derived in this cont…