Table 8 The experimental results of each source of information grouped by market sectors by using MAPE and DA
Sectors | News article | Social media | Discussion board | |||
|---|---|---|---|---|---|---|
MAPE (%) | DA (%) | MAPE (%) | DA (%) | MAPE (%) | DA (%) | |
Technology | 1.34 | 52 | 1.44 | 52 | 1.57 | 46 |
Transportation | 1.46 | 55 | 1.23 | 79 | 4.46 | 57 |
Energy | 1.25 | 57 | 1.47 | 53 | 1.65 | 45 |
Financial | 0.91 | 57 | 0.99 | 52 | 1.24 | 53 |
Health care | 1.17 | 51 | 1.35 | 53 | 1.35 | 69 |
Real estate | 1.14 | 57 | 1.32 | 62 | 3.63 | 49 |
Goods/service | 1.27 | 59 | 1.97 | 62 | 4.17 | 51 |
Agricultural | 1.21 | 53 | 1.13 | 64 | 1.45 | 52 |
Average | 1.22 | 55 | 1.36 | 60 | 2.44 | 53 |