4 papers · 1 filter
Feature weighting for data analysis via evolutionary simulation
Aris Daniilidis, Alberto DomÃnguez Corella, Philipp Wissgott
We analyze an algorithm for assigning weights prior to scalarization in discrete multi-objective problems arising from data analysis. The algorithm evolves weights (interpreted as…
On the growth of nonconvex functionals at strict local minimizers
Alberto DomÃnguez Corella, Trà Minh Lê
We give new characterizations of growth conditions at strict local minimizers. The main characterizations are a variant of the so-called tilt stability property and an analog of th…
A first-order condition for discrete-time distribution steering
Alberto DomÃnguez Corella, David González-Sánchez
We study a class of distribution-steering problems from a variational point of view. Under some differentiability assumptions, we derive necessary conditions for optimal Markov pol…
Mini-batch descent in semiflows
Alberto DomÃnguez Corella, MartÃn Hernández
This paper investigates the application of mini-batch gradient descent to semiflows (gradient flows). Given a loss function (potential), we introduce a continuous version of mini-b…