2 papers
math.OC2025
EXOTIC: An Exact, Optimistic, Tree-Based Algorithm for Min-Max Optimization
Chinmay Maheshwari, Chinmay Pimpalkhare, Debasish Chatterjee
Min-max optimization arises in many domains such as game theory, adversarial machine learning, etc. For these problems, gradient-based methods are well understood and enjoy strong…
math.OC2017
A complete characterization of optimal dictionaries for least squares representation
Mohammed Rayyan Sheriff, Debasish Chatterjee
Dictionaries are collections of vectors used for representations of elements in Euclidean spaces. While recent research on optimal dictionaries is focussed on providing sparse (i.e…