1 Subjects: “...eye-to-eye contact...”

2 Subjects: “...eye landmark detection...”

3 Subjects: “...eye tracking...”

4 Subjects: “...eye tracker...”

5 Subjects: “...Hawk-Eye...”

6 Subjects: “...naked-eye detection...”

7 Subjects: “...eye tracking...”

8 Subjects: “...eye-tracking device...”

9 Subjects: “...eye tracking...”

10 Subjects: “...eye movement...”

11 Subjects: “...eye movement...”

12 Subjects: “...eye-tracking...”

13 Subjects: “...fish-eye lens...”

14 Subjects: “...eye movement events detection...”

15 Subjects: “...eye tracking...”

16 Subjects: “...eye tracking...”

17 Subjects: “...eye-tracking...”

18 “... each other sufficiently? Or is the public ignorant, in the eyes of the scientists? And are too many...”