[R-sig-Geo] spreml function

[Roger Bivand]

On Thu, 11 Apr 2019, Federico Dell'Anna wrote:

> Dear,
> I have a problem with “spreml” function in R.
> I have a dataset of 26000 observation, like points.
> I have imported the shp file in R, and .gal file calculated previously in GEODA.
> When i run spreml, an error comes:
> Error in as.vector(x) : no method for coercing this S4 class to a vector
> below the function:
> mapsart <- spreml(fm, data = map, w = maplistw, errors="sr", lag=TRUE, method="BFGS”)

Unfortunately, this is not helpful, as we do not know what the objects 
passed to spreml() are. What are their classes? Is data= of the form 
expected by the function with balanced temporal and spatial indices? 
Please provide an example reproducing the problem with a built-in data 
set.

Roger

>
>
> Can you help me to solve this problem?
>
> Regards
>
> Federico
>
>
>
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>
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-- 
Roger Bivand
Department of Economics, Norwegian School of Economics,
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