Mostrando 2 resultados de: 2
Second-order orthant-based methods with enriched Hessian information for sparse ℓ<inf>1</inf> -optimization
ArticleAbstract: We present a second order algorithm, based on orthantwise directions, for solving optimization problPalabras claves:Orthantwise directions, Second-order algorithms, semismooth Newton methods, Sparse optimizationAutores:Estefanía Loayza-Romero, Juan Carlos De Los Reyes, Pedro MerinoFuentes:scopusStochastic approximation for optimization in shape spaces
ArticleAbstract: In this work, we present a novel approach for solving stochastic shape optimization problems. Our mePalabras claves:Interface identification, PDE-constrained optimization under uncertainty, Shape optimization, Stochastic approximation, Stochastic gradient methodAutores:Estefanía Loayza-Romero, Geiersbach C., Welker K.Fuentes:scopus