Disjoint principal component analysis by constrained binary particle swarm optimization. - John Ramírez-Figueroa; Carlos Martín-Barreiro; Ana Belén Nieto-Librero; Victor Leiva-Sánchez; Ma Purificación Galindo-Villardón (CoRR, 2020)

CenetBiplot: a new proposal of sparse and orthogonal biplots methods by means of elastic net CSVD. - Nerea González-García; Ana Belén Nieto-Librero; Purificación Galindo Villardon (Adv. Data Anal. Classif., 2023)