Teaching Experiment Of Chemometrics For Exploratory Analysis Of Edible Vegetable Oils By Mid Infrared Spectroscopy And Principal Component Analysis: A Tutorial, Part I [experimento Didático De Quimiometria Para Análise Exploratória De óleos Vegetais Comestíveis Por Espectroscopia No Infravermelho Médio E Análise De Componentes Principais: Um Tutorial, Parte I]

摘要

This manuscript aims to show the basic concepts and practical application of Principal Component Analysis (PCA) as a tutorial, using Matlab or Octave computing environment for beginners, undergraduate and graduate students. As a practical example it is shown the exploratory analysis of edible vegetable oils by mid infrared spectroscopy.