2 papers
stat.ME2026
A Null Model for Mapper Subtype Claims
Chad M. Topaz
The Mapper algorithm from topological data analysis constructs a graph summarizing the shape of a high-dimensional dataset, and groups of data points identified within this graph a…
nlin.PS2026
Vegetation Pattern Formation with an Energy-Mismatch Variational Closure
Chad M. Topaz
We study a vegetation-water model motivated by a canopy energy mismatch. Vegetation follows the gradient of a score that rewards biomass and penalizes the squared mismatch, while w…