Description Usage Arguments Details Value See Also Examples
View source: R/ProbitSpatial.R
Generate a spatial weight matrix of given size and number of nearest neighbors from randomly-located observations on the unit square.
1 | generate_W(n, nneigh, seed=123)
|
n |
the size of the matrix. |
nneigh |
the number of nearest neighbors. |
seed |
an integer to set the seed for the random generated locations. |
The output matrix has zero diagonal and it is row-standardised.
The n
observations are allocated randomly in the unit square.
For each observation, the nneigh
closests observations w.r.t. the
Euclidean distance are assigned with a weight equal to 1/nneigh
.
a matrix of class dgCMatrix
(sparse matrix).
1 | W <- generate_W(100,4,seed=12)
|
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