Christian L. Goueguel, PhDinTowards Data ScienceCellwise Outliers Detection in Optical Emission Spectroscopy: An Overview of MacroPCARowwise outliers detection is the most common action most spectroscopists/chemometricians take to deal with discordant reading. However…Jul 10, 2021Jul 10, 2021
Christian L. Goueguel, PhDinTowards Data ScienceHotelling-T² based Variable Selection in Partial Least Square (PLS)This article intends to explore Hotelling-T² based variable selection in partial least square for modeling high dimensional spectroscopic…Aug 7, 20201Aug 7, 20201
Christian L. Goueguel, PhDinTowards Data ScienceOptimization of Elastic Net Regularization for Predicting Soil Clay ContentA regularized linear regression model based on the elastic net is developed to predict soil clay content from hundreds of LIBS spectral…Jul 7, 20201Jul 7, 20201
Christian L. Goueguel, PhDinTowards Data ScienceExploratory Analysis of Compositional Data: Case Study From Agricultural SoilsCompositional data are vectors where all the components are positive numbers and are constrained by a closure form, meaning that they sum…Mar 9, 20201Mar 9, 20201
Christian L. Goueguel, PhDinTowards Data ScienceMultivariate Outlier Detection in High-Dimensional Spectral DataRobust PCA methods have been developed to build models that are unaffected by outliers in high dimensions. These outliers are generally…Jan 8, 20202Jan 8, 20202
Christian L. Goueguel, PhDinTowards Data ScienceAn Overview of Orthogonal Partial Least SquaresHave you ever heard of Orthogonal Partial Least-Squares (OPLS)?Dec 20, 20191Dec 20, 20191
Christian L. Goueguel, PhDinTowards Data ScienceFirst-Order Multivariate Calibration in Laser-induced Breakdown SpectroscopyLaser-induced breakdown spectroscopy (LIBS) is one of the simplest and most powerful spectrochemical technique. This article deals with…Nov 15, 2019Nov 15, 2019
