Research Article
An Optimized Grey Dynamic Model for Forecasting the Output of High-Tech Industry in China
Table 7
The modelling results obtained using the GDMC
and OGDMC
models.
| | Time (Year) | Actual value | GDMC | OGDMC | | Modelling value | Relative error | Modelling value | Relative error |
| | 1 (2003) | 20556 | 20556 | 0 | 20556 | 0 | | 2 (2004) | 27769 | 24823.94 | 0.0609 | 27308.16 | 0.0095 | | 3 (2005) | 34367 | 32072.61 | 0.0277 | 34970.11 | 0.0073 | | 4 (2006) | 41996 | 39183.89 | 0.0226 | 42101.73 | 0.0008 | | 5 (2007) | 50461 | 46668.65 | 0.0217 | 49775.32 | 0.0039 | | 6 (2008) | 57087 | 53891.31 | 0.0138 | 57470.03 | 0.0016 | | 7 (2009) | 60430 | 58551.09 | 0.0064 | 62549.36 | 0.0072 | | 8 (2010) | 74709 | 67230.30 | 0.0204 | 72731.92 | 0.0054 |
| | MRE | | 0.0217 | 0.0045 | | ADGI | | 0.94 | 1.00 | | RSD | | 0.12 | 0.06 | | PSE | | 1.00 | 1.00 |
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