DNE_PCR method is the principal component linear regression analysis (PCR) method using the Dirichlet Normal Energy (DNE). The function automatically calculates the DNE on the auricular surface It provides the estimated age and standard errors (SE).
PCR_result(x, y)estimated result gets printed to the console
the name of inputted ply file of the whole auricular surface
the name of inputted ply file of the apex of the auricular surface