Skip to main content

All Questions

Tagged with
Filter by
Sorted by
Tagged with
1 vote
0 answers
37 views

Geostatistics: Covariance vs Semivariance

I am confused by the following page in Geostatistics for Environmental Scientists, Webster & Oliver: My understanding Given locations specified by a vector $\mathbf{x}$, we assume an underlying ...
Mr Lolo's user avatar
  • 111
1 vote
0 answers
101 views

Residual autocorrelation in non-stationary (gaulss) model

I'm fitting a non-stationary model using mgcv (family: gaulss()) where the data have been collected at different points in space....
S. Robinson's user avatar
1 vote
0 answers
393 views

Analyzing ratios or numerator/denominator, with weights, measured over time at irregular intervals

I have gathered information on the rate increases allowed by a government regulator over about 17 years. As background, utilities in this area must apply to the regulator if they wish to raise their ...
dubhousing's user avatar