Smart main page
[Link Map] Home Modules Help

VARIOGRAM ANALYSIS

INTRODUCTION
Introduction
Application - meteorology
Application - geology
Application - ecology
Quantifying variability
AN EXAMPLE
The data
Vegetation cover
Producing a variogram
Plot of variogram
THE METHOD
Variogram features
Variance - distance
Sill and range
Nugget effect
Modelling variograms
Linear
Spherical
Exponential
Gaussian
ANALYSIS OF THE EXAMPLE
Fitting the spherical model
Interpolation
Smoothed backscatter values
3d graph of kriged values
CONCLUSION
Summary of benefits
APPLICATION SOFTWARE
Application software

References
Glossary