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Table 7

Prediction error in g/cm3 and average absolute relative error for each area in the test period

Area/year200620072008200920102011Abs rel error (%)
– – – – 0.015 0.03 
– 0.046 −0.033 0.022 0.024 0.062 12 
−0.045 0.007 0.034 −0.019 −0.005 
– −0.016 −0.005 −0.027 −0.018 0.009 
−0.065 −0.02 −0.052 −0.049 −0.076 −0.02 18 
−0.026 −0.05 −0.08 −0.087 −0.064 −0.047 19 
0.034 0.064 0.065 0.052 0.025 −0.003 
−0.056 −0.037 −0.025 −0.014 0.004 −0.014 
−0.134 0.018 −0.009 −0.039 −0.041 −0.028 18 
10 −0.017 −0.015 −0.022 0.036 −0.013 −0.027 
11 0.02 0.019 0.002 0.054 0.004 −0.001 
12 – 0.021 −0.029 −0.017 −0.037 −0.026 
13 0.01 0.038 −0.03 0.072 −0.033 −0.009 
14 – – – −0.021 −0.024 −0.023 
15 0.062 0.041 0.027 0.035 0.026 0.052 11 
16 −0.009 0.007 0.003 0.016 0.004 −0.02 
17 – – – – – 0.046 12 
Area/year200620072008200920102011Abs rel error (%)
– – – – 0.015 0.03 
– 0.046 −0.033 0.022 0.024 0.062 12 
−0.045 0.007 0.034 −0.019 −0.005 
– −0.016 −0.005 −0.027 −0.018 0.009 
−0.065 −0.02 −0.052 −0.049 −0.076 −0.02 18 
−0.026 −0.05 −0.08 −0.087 −0.064 −0.047 19 
0.034 0.064 0.065 0.052 0.025 −0.003 
−0.056 −0.037 −0.025 −0.014 0.004 −0.014 
−0.134 0.018 −0.009 −0.039 −0.041 −0.028 18 
10 −0.017 −0.015 −0.022 0.036 −0.013 −0.027 
11 0.02 0.019 0.002 0.054 0.004 −0.001 
12 – 0.021 −0.029 −0.017 −0.037 −0.026 
13 0.01 0.038 −0.03 0.072 −0.033 −0.009 
14 – – – −0.021 −0.024 −0.023 
15 0.062 0.041 0.027 0.035 0.026 0.052 11 
16 −0.009 0.007 0.003 0.016 0.004 −0.02 
17 – – – – – 0.046 12 
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