Research Article
Eye Tracking Based Control System for Natural Human-Computer Interaction
Table 4
SUS results of the browsing task.
| System Usability Scale | Mean | SD |
| 1 | I think that I would like to use this system frequently. | 2.80 | 1.15 | 2 | I found the system unnecessarily complex. | 1.90 | 0.64 | 3 | I thought the system was easy to use. | 2.95 | 0.94 | 4 | I think that I would need the support of a technical person to be able to use this system. | 2.25 | 1.02 | 5 | I found the various functions in this system were well integrated. | 3.15 | 0.93 | 6 | I thought there was too much inconsistency in this system. | 2.10 | 1.02 | 7 | I would imagine that most people would learn to use this system very quickly. | 3.10 | 0.64 | 8 | I found the system very cumbersome to use. | 2.10 | 0.97 | 9 | I felt very confident using the system. | 3.00 | 0.86 | 10 | I needed to learn a lot of things before I could get going with this system. | 2.15 | 0.93 |
| SUS score | 73.75 | ā |
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