# Tagged Questions

The spatial-interaction-model tag has no wiki summary.

0answers
18 views

### three-way spatial interaction using mgcv

I am fitting a model with gam from the mgcv library which contains smooth terms. I would like to know how to specify a three-way interaction of a two-dimensional smooth of space and a two level ...
0answers
24 views

### account for spatial autocorrelation with a binomial regression model

I am using a binomial regression model for presence/absence, with 20 independent variables to test. The data has x and y coordinates and I would like to understand how can I take into account the ...
1answer
30 views

### Noise correlations depending on distance

If one has noise being generated over time $t\in[a,b]$, and the correlations of the value of the noise at times $t_0$ and $t_1$ turn out to be distributed according to a density function that depends ...
2answers
119 views

### Are the $1-SSe/SSt$ and $cor^2$ calculations of $R^2$ always equivalent?

I am trying to calculate the $R^2$ value for a production constrained spatial interaction model, using Fotheringham and O'Kelly (1989) as my guide. I get dramatically different values for R-Square, ...
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