Research Article
Intergeneration Division Based on Key Component Analysis in an Autonomous Transportation System Using the Natural Language Processing Method
Table 3
Sorted by the weight of words, the top three components of each generation are shown.
| Cluster | Top three greatest components |
| 2010–2015 | Transport vehicle, station infrastructure, and driver |
| 2016–2019 | Transport vehicle, station infrastructure, and driver |
| 2020–2022 | Transport vehicle, driver, and station infrastructure |
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