Roger Bivand

Results 459 comments of Roger Bivand

Please update `spdep` and `spatialreg`, both are not current. It may not help, but at least we'll be looking at the same software (R could also be upgraded, but is...

Briefly, you may use the full inverse matrix by X-variable (termed by LeSage & Pace Sr(W)), as shown in this talk (see earlier talks for the model being considered) https://rsbivand.github.io/PG_AGII_2sem/11_talk.html#prediction-and-impacts....

Could you be more specific, and either use a minimal reproducible example from a built-in data set or make your code and data available? This may have happened as W...

In practical terms, this is not collinearity but that when `rowSums` are used, the `total` impacts are always equal to the average total impacts (`as.matrix` is redundant). Using `colSums` appears...

Testing should also include full reverse dependency checks of all reverse depencencies, with comparative timings and memory profiling.

Could you please provide example data that can be opened? The file is ASCII (text), and: ``` > xx

For changes to migrate to `sf` or `terra`, please see https://github.com/r-spatial/evolution; there are many documents listed there. The package in question was not on CRAN or BioConductor, so was not...