View source: R/double_center_distance_matrix.R
double_center_distance_matrix | R Documentation |
Generates a double-centered matrix (row and column means are zero) from the weights of a distance matrix (see weights_from_distance_matrix()
) and a distance threshold. This is a required step before the computation of Moran's Eigenvector Maps.
double_center_distance_matrix ( distance.matrix = NULL, distance.threshold = 0 )
distance.matrix |
Distance matrix. Default: |
distance.threshold |
Numeric, positive, in the range of values of |
A double-centered matrix of the same dimensions as x
.
weights_from_distance_matrix()
, mem()
, mem_multithreshold()
if(interactive()){ #loading the distance matrix data(distance_matrix) x <- double_center_distance_matrix( distance.matrix = distance_matrix ) x }
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