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Interface between Matrix class objects and weights list
listw2dgCMatrix(listw, zero.policy = NULL)
Matrix class object: a sparse Matrix
a listw object created for example by nb2listw
listw
nb2listw
See lagsarlm for details
lagsarlm
Gianfranco Piras gpiras@mac.com
library(spdep) data(columbus) listw <- nb2listw(col.gal.nb) spW <- listw2dgCMatrix(listw)
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