Tutorial using the free software Performing a spatial Principal Component Analysis using the R software T. JOMBART November 2006 For any questions or comments, please send an email to: . Contents 1 Introduction 2 2 Building a connection network 4 3 Performing the analyses 5 3.1 Testing for the existence of spatial structures . . . . . . . . . . . . . 6 3.2 Identifying and displaying the spatial structures . . . . . . . . . . . 8 3.2.1 The Principal Component Analysis . . . . . . . . . . . . . . 8 3.2.2 The spatial Principal Component Analysis . . . . . . . . . . 10 1
- cats
- conversion functions
- build connection
- include spatial
- spdep knn
- function library
- tutorial using
- nb2neig
- gabriel graph