Method eye

JSAT/src/jsat/linear/Matrix.java:976–982

Creates a new dense identity matrix with k rows and columns. @param k the number of rows / columns @return a new dense identity matrix I k

(int k)

     * @return a new dense identity matrix <i>I<sub>k</sub></i>
     */
    public static DenseMatrix eye(int k)
    {
        DenseMatrix eye = new DenseMatrix(k, k);
        for(int i = 0; i < k; i++ )
            eye.set(i, i, 1);
        return eye;
    }
    
    /**
     * Creates a new dense matrix filled with random values from