PowerPoint Presentation - Dimension reduction in large data sets

Outline

of talk

ĄHow is dimensionality reduced? Concentrate on principal component analysis (EOF analysis) which uses covariance or correlation matrices

–Definitions

–Implementation

–Interpretation

–Choices

–Simplification

ĄExtensions (if time permits)

– to two (or more) groups of variables

– to three or more modes

ĄSome concluding remarks