Computes the correlation between observed SPDs and posterior generated SPD from the output of postPredSPD() function as an heuristic of the goodness-of-fit of the model.
postPredCor(x, method = "pearson")A vector of correlation values.
An object of class spdppc.
a character string indicating which correlation coefficient is to be computed. One of "pearson" (default), "kendall", or "spearman": can be abbreviated.