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Comparison and integration of subspaces from a biplot perspective
ArticleAbstract: When one has information about a set of individuals on several variables, in different groups or conPalabras claves:Biplot method, Consensus subspace, eigenvalue, EigenvectorAutores:Martín-Rodríguez J., Purificación Galindo-Villardón, Vicente-Villardon J.L.Fuentes:scopusBias in composite indexes of CSR practice: An analysis of CUR matrix decomposition
ArticleAbstract: The main objective of this research is to propose the best aggregate index of corporate social respoPalabras claves:corporate social responsibility (CSR), CUR, ENVIRONMENTAL MANAGEMENT, institutional pressures, Social performance, STAKEHOLDERSAutores:Amor-Esteban V., Purificación Galindo-Villardón, Sánchez I.M.G.Fuentes:scopusC<inf>enet</inf>Biplot: a new proposal of sparse and orthogonal biplots methods by means of elastic net CSVD
ArticleAbstract: In this work, a new mathematical algorithm for sparse and orthogonal constrained biplots, called CenPalabras claves:Constrained singular value decomposition, Elastic net, HJ-biplot, Orthogonality, Sparse biplot, sparsityAutores:González-Garcia N., Nieto-Librero A.B., Purificación Galindo-VillardónFuentes:scopusAn alternative to Principal Components Regression based on Regression Biplot
ArticleAbstract: An alternative estimation method, herein termed Regression Biplots, is shown to approximate a data mPalabras claves:Autores:Cárdenas O., Noguera C., Purificación Galindo-Villardón, Vicente-Villardon J.L.Fuentes:scopusAnalysis of time evolution for group structured data: Canonical dual STATIS and doubly multivariate repeated measures model
ArticleAbstract: In this work we propose two solutions to the problem we consider when we have multivariate experimenPalabras claves:Canonical analysis, Repeated measurementsAutores:Bécares E., Fernández M., Fernández-Aláez C., Purificación Galindo-Villardón, Vallejo A., Vicente-Villardon J.L.Fuentes:scopusData analysis with intersection graphs
Conference ObjectAbstract: This paper presents a new framework for multivariate data analysis, based on graph theory, using intPalabras claves:categorical data, Data models, Data structures, Intersection graphs, Multivariate Data AnalysisAutores:Lobo V., Purificación Galindo-Villardón, Vairinhos V.M.Fuentes:scopusCanonical STATIS: Biplot analysis of multi-table group structured data based on STATIS-ACT methodology
ArticleAbstract: Frequently multivariate experimental data taken over multiple occasions is found to produce a multivPalabras claves:biplot, Canonical variate analysis, Manova, STATIS-ACTAutores:Purificación Galindo-Villardón, Vallejo-Arboleda A., Vicente-Villardon J.L.Fuentes:scopusDynamic CUR, an alternative to variable selection in CuR decomposition
ArticleAbstract: CUR decomposition is one of the matrix decomposition techniques proposed in the literature for the sPalabras claves:Correlation, CUR decomposition, Multivariate analysis, Principal Component Analysis, SINGULAR VALUE DECOMPOSITIONAutores:Barahona G.V., Barba M.S., Carlos Martin-Barreiro, González-Garcia N., Hernández-González S., Purificación Galindo-VillardónFuentes:googlescopusHierarchical modeling for diagnostic test accuracy using multivariate probability distribution functions
ArticleAbstract: Models implemented in statistical software for the precision analysis of diagnostic tests include raPalabras claves:Bayesian hierarchical model, Binary covariance, Copula function, Markov Chain Monte CarloAutores:Johny J. Pambabay-Calero, Nieto-Librero A.B., Purificación Galindo-Villardón, Sánchez-García A.B., Sergio Alex Bauz OlveranFuentes:googlescopusSparse hj biplot: A new methodology via elastic net
ArticleAbstract: The HJ biplot is a multivariate analysis technique that allows us to represent both individuals andPalabras claves:biplot, Breast Cancer, Elastic net, Multivariate analysis, PCa, R Software, regularization, Sparse, TCGAAutores:Cubilla-Montilla M.I., Nieto-Librero A.B., Purificación Galindo-Villardón, Torres-Cubilla C.A.Fuentes:scopus