IWA Publishing

Table 7

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

Area/year	2006	2007	2008	2009	2010	2011	Abs rel error (%)
1	–	–	–	–	0.015	0.03	7
2	–	0.046	−0.033	0.022	0.024	0.062	12
3	−0.045	0.007	0	0.034	−0.019	−0.005	5
4	–	−0.016	−0.005	−0.027	−0.018	0.009	3
5	−0.065	−0.02	−0.052	−0.049	−0.076	−0.02	18
6	−0.026	−0.05	−0.08	−0.087	−0.064	−0.047	19
7	0.034	0.064	0.065	0.052	0.025	−0.003	9
8	−0.056	−0.037	−0.025	−0.014	0.004	−0.014	8
9	−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	7
11	0.02	0.019	0.002	0.054	0.004	−0.001	5
12	–	0.021	−0.029	−0.017	−0.037	−0.026	8
13	0.01	0.038	−0.03	0.072	−0.033	−0.009	9
14	–	–	–	−0.021	−0.024	−0.023	8
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	3
17	–	–	–	–	–	0.046	12

Area/year	2006	2007	2008	2009	2010	2011	Abs rel error (%)
1	–	–	–	–	0.015	0.03	7
2	–	0.046	−0.033	0.022	0.024	0.062	12
3	−0.045	0.007	0	0.034	−0.019	−0.005	5
4	–	−0.016	−0.005	−0.027	−0.018	0.009	3
5	−0.065	−0.02	−0.052	−0.049	−0.076	−0.02	18
6	−0.026	−0.05	−0.08	−0.087	−0.064	−0.047	19
7	0.034	0.064	0.065	0.052	0.025	−0.003	9
8	−0.056	−0.037	−0.025	−0.014	0.004	−0.014	8
9	−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	7
11	0.02	0.019	0.002	0.054	0.004	−0.001	5
12	–	0.021	−0.029	−0.017	−0.037	−0.026	8
13	0.01	0.038	−0.03	0.072	−0.033	−0.009	9
14	–	–	–	−0.021	−0.024	−0.023	8
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	3
17	–	–	–	–	–	0.046	12