Sites classification matrix for the 10-year bulk samples from (A) C. fissilis and (B) C. odorata species, with the true classes in rows and the estimated classes in columns. Values indicate the assignment of sample origin averaged over 100 runs and their standard deviation (SD). Bolded diagonal values indicate the average correct assignments of samples. Values to the lower left and upper right of the bolded values indicate the average assignments of misclassified samples.