Table 7.
Ranking of relative importance (Top 15).
| XGBoost | LightGBM | ||||||
|---|---|---|---|---|---|---|---|
| Rank | Feature | Dimension | Feature importance | Rank | Feature | Dimension | Feature importance |
| 1 | SOE | Benchmark | 0.0275 | 1 | R&D expenses | T | 0.0827 |
| 2 | Monetary policy | E | 0.0262 | 2 | Top ten holders rate | O | 0.0817 |
| 3 | Size | Benchmark | 0.0238 | 3 | Size | Benchmark | 0.0730 |
| 4 | HhiD | E | 0.0171 | 4 | Education level | O | 0.0723 |
| 5 | Duality | O | 0.0164 | 5 | Technical size | T | 0.0660 |
| 6 | Past revenue | Benchmark | 0.0162 | 6 | ROA | O | 0.0650 |
| 7 | Top ten holders rate | O | 0.0149 | 7 | Past revenue | Benchmark | 0.0603 |
| 8 | Firm age | Benchmark | 0.0146 | 8 | IP protection | E | 0.0517 |
| 9 | Education level | O | 0.0141 | 9 | TobinQ | O | 0.0500 |
| 10 | R&D expenses | T | 0.0140 | 10 | Cash flow ratio | Benchmark | 0.0477 |
| 11 | Infrastructure score | E | 0.0128 | 11 | HhiD | E | 0.0437 |
| 12 | ROA | O | 0.0122 | 12 | Firm age | Benchmark | 0.0433 |
| 13 | Social network | O | 0.0116 | 13 | Growth | O | 0.0423 |
| 14 | IP protection | E | 0.0111 | 14 | Infrastructure score | E | 0.0370 |
| 15 | TobinQ | O | 0.0108 | 15 | Social network | O | 0.0320 |