is_kernel {diffuStats} | R Documentation |
This function checks whether the eigenvalues are non-negative
is_kernel(x, tol = 1e-08)
x |
numeric, symmetric matrix to be checked |
tol |
numeric, tolerance for zero eigenvalues |
scores in desired format
data(graph_toy) K <- regularisedLaplacianKernel(graph_toy) is_kernel(K) is_kernel(K - 1)