2 papers
cs.LG2021
On the Parameter Combinations That Matter and on Those That do Not
Nikolaos Evangelou, Noah J. Wichrowski, George A. Kevrekidis +4
We present a data-driven approach to characterizing nonidentifiability of a model's parameters and illustrate it through dynamic as well as steady kinetic models. By employing Diff…
math.OC2020
Manifold Learning for Accelerating Coarse-Grained Optimization
Dmitry Pozharskiy, Noah J. Wichrowski, Andrew B. Duncan +2
Algorithms proposed for solving high-dimensional optimization problems with no derivative information frequently encounter the "curse of dimensionality," becoming ineffective as th…