The Use of Cross-Validation in Neural Network Extrapolation of Forest Tree Growth
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AGE (Years)DBH (Inches)226200193190
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AGE (Years)DBH (Inches)
-1
t-1
hw(2)11w(2)12w(2)13w(1)21w(1)31w(1)22w(1)32
05101520253035404550051015
AGE (YRS)DBH (INCH)PLOT1DBH: +=TRAIN, *=TEST12300.511.522.533.544.55x 10400.511.5x 10-3
ITERATIONSPLOT1DBH: -- = TRAIN MSE, __=TEST MSE321
00.511.522.533.544.55x 10400.10.20.30.40.50.60.70.80.91x 10-4
ITERATIONSMSE
0102030405060708090100-4-20246810
AGE (Years)DBH (Inches)
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AGE/YearsDBH/Inches
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AGE/YearsDBH/Inches
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AGE/YearsDBH/Inches
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AGE/YearsDBH/Inches
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AGE/YearsDBH/Inches