Official Journal of the Asia Oceania Geosciences Society (AOGS)
Table 3 The mean absolute percentage error (MAPE) of MT was obtained through the VQTAM and VQTAM-LLE approaches, with a stopping criterion set at \(0.1\%\) for changing the objective function
Num. of neurons | Mean absolute percentage error (MAPE) | |||||||
|---|---|---|---|---|---|---|---|---|
VQTAM | VQTAM-LLE | |||||||
\(\rho ^{a}_{xy}\) | \(\rho ^{a}_{yx}\) | \(\phi _{xy}\) | \(\phi _{yx}\) | \(\rho ^{a}_{xy}\) | \(\rho ^{a}_{yx}\) | \(\phi _{xy}\) | \(\phi _{yx}\) | |
\(10 \times 10\) | 92.55 | 148.30 | 26.69 | 43.12 | 231.71 | 738.93 | 110.63 | 52.74 |
\(15 \times 15\) | 36.63 | 26.19 | 5.44 | 4.58 | 52.27 | 35.39 | 6.30 | 5.19 |
\(20 \times 20\) | 10.64 | 10.01 | 2.89 | 2.35 | 15.55 | 12.99 | 3.79 | 3.06 |
\(25 \times 25\) | 7.07 | 6.66 | 1.33 | 1.30 | 7.42 | 6.65 | 1.48 | 1.59 |
\(30 \times 30\) | 4.24 | 4.08 | 0.80 | 0.80 | 4.28 | 3.98 | 0.73 | 0.83 |
\(35 \times 35\) | 3.88 | 4.40 | 0.71 | 0.73 | 3.60 | 3.43 | 0.52 | 0.60 |
\(40 \times 40\) | 2.88 | 2.95 | 0.55 | 0.58 | 2.21 | 2.09 | 0.36 | 0.41 |