Principal Component Analysis 1 Introduction (1/2)

Improved sound here: http://www.youtube.com/watch?feature=iv&src_vid=K-F19DORO1w&annotation_id=annotation_963680&v=UUxIXU_Ob6E Quality and Technology group (www.models.life.ku.dk) LESSONS of CHEMOMETRICS: Principal Component Analysis (PCA) 1. An introduction to Principal Component Analysis PART 1/2 This first of four parts explains why PCA is useful in Chemometrics and exploratory analysis in general. It explains how PCA works and why working multivariately can give more information than when only looking at one variable at a time.