.ahn_horenstein_er: Ahn-Horenstein ER criterion
Description
Eigenvalue Ratio criterion: k* = argmax_{k=1,...,K_max} lambda[k] / lambda[k+1]
Usage
.ahn_horenstein_er(eigenvalues, K_max)
Value
Integer: estimated number of factors.
Arguments
- eigenvalues
Numeric vector of eigenvalues (decreasing order).
- K_max
Integer: maximum number of factors to consider.