| Rank | Necessary keywords for defining SC | Total score |
|---|---|---|
| 1 | The use of intelligent technology | 89 |
| 2 | Improvement of citizens’ quality of life | 57 |
| 3 | Sustainable city | 27 |
| 4 | Public platform city | 21 |
| 5 | Sustainable eco-friendly city | 20 |
| Solving various urban problems | ||
| 6 | Improving the efficiency and equity of citizens’ lives | 15 |
| 7 | Citizen-centered city | 14 |
| 8 | Solving urban problems by utilizing intelligent technology | 12 |
| 9 | Participatory policy decision | 10 |
| 10 | The democratic decision-making process of citizens | 9 |
| Total | 312 | |