distance_columns {distances} | R Documentation |
distance_columns
extracts columns from the distance matrix.
distance_columns(distances, column_indices, row_indices = NULL)
distances |
A |
column_indices |
An integer vector with point indices indicating which columns to be extracted. |
row_indices |
If |
If the complete distance matrix is desired, distance_matrix
is
faster than distance_columns
.
Returns a matrix with the requested columns.