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Table 9 RMSE (m) of predictions for each region in New Zealand for both the validation and model datasets using the Type B and C forms of the Bertalanffy-Richards function

From: A National height-age model for Pinus radiata in New Zealand

Region

Validation dataset

Model dataset

Type B

Type C

Type B

Type C

Northland/Auckland

1.64

1.55

1.67

1.40

Bay of Plenty

1.67

1.67

1.31

1.53

Waikato

1.60

1.71

1.46

1.54

Gisborne

n/a

n/a

0.72

0.77

Hawkes Bay

1.14

1.10

1.09

1.07

Wanganui-Manawatu

1.57

1.45

1.10

1.05

Wellington

n/a

n/a

1.09

1.09

Marlborough

1.20

1.41

1.06

1.10

Nelson/Tasman

1.12

1.32

0.97

1.12

West Coast

1.32

1.33

1.31

1.48

Canterbury

1.15

1.11

0.99

0.93

Otago

0.94

1.07

1.02

0.92

Southland

n/a

n/a

0.76

0.63

Coastal sand

1.42

1.36

1.44

1.41

  1. For each region, the smallest RMSE for each dataset is indicated in boldface.