| Typicality: | 0.384 |
| Saliency: | 0.519 |
| at its annual worldwide developers conference | 11 | location |
| at wwdc | 8 | location |
| in 2017 | 6 | temporal |
| apple → introduce → arkit | 24 |
| apple → announce → arkit | 19 |
| apple → launch → arkit | 14 |
| apple → unveil → arkit | 14 |
| apple → debut → arkit | 5 |
| negative | neutral | positive |
| 0.014 | 0.133 | 0.853 |
| Raw frequency | 76 |
| Normalized frequency | 0.519 |
| Modifier score | 0.500 |
| Perplexity | 372.621 |