| Similarity | Rank | |
|---|---|---|
| virtual_reality | 0.796 | 20882 |
| wearable_technology | 0.674 | 64784 |
| Oculus_Rift | 0.669 | 80561 |
| Google_Glass | 0.658 | 42806 |
| virtual_world | 0.648 | 17622 |
| haptic | 0.642 | 75281 |
| serious_game | 0.634 | 68001 |
| computer_vision | 0.627 | 51316 |
| gamification | 0.621 | 44180 |
| mobile_computing | 0.619 | 75876 |
| 3D_printing | 0.616 | 21012 |
| virtual_environment | 0.612 | 40172 |
| human-computer_interaction | 0.608 | 89515 |
| wearable_device | 0.601 | 78372 |
| mobile_technology | 0.597 | 20529 |
| VR | 0.597 | 20730 |
| wearable | 0.596 | 19086 |
| interactive_medium | 0.587 | 68297 |
| computer_graphics | 0.586 | 42979 |
| Kinect | 0.585 | 42554 |
| smart_device | 0.584 | 61349 |
| interactivity | 0.582 | 22014 |
| QR_code | 0.577 | 29692 |
| 3D | 0.576 | 4525 |
| immersive | 0.573 | 42650 |