Co-Ranking Matrix

Calculate the co-ranking matrix to assess the quality of a diminsionality reduction.

Usage

coranking(
  Xi,
  X,
  input_Xi = c("data", "dist", "rank"),
  input_X = input_Xi,
  use = "C"
)

Arguments

Xi

high dimensional data

X

low dimensional data

input_Xi

type of input of Xi (see. details)

input_X

type of input of X (see. details)

use

R or C backend

Value

a matrix of class 'coranking'

Details

Calculate the coranking matrix, to assess the quality of a dimensionality reduction. Xi is input in high dimensions, X is input in low dimensions the type of input is given in input_Xi and input_X, they can be one of c('data', 'dist', 'rank').

See also

rankmatrix

Author

Guido Kraemer