1 Subjects: “...socially assistive robots...”

2 Subjects: “...multi-robots...”

3 Subjects: “...robotics...”

4 Subjects: “...intelligent monitoring robot...”

5 Subjects: “...robotic extension...”

6 Subjects: “...robotic system...”

7 Subjects: “...mobile robot...”

8 Subjects: “...industrial robotics...”

9 Subjects: “...multi-robot systems...”

10 Subjects: “...robotics...”

11 Subjects: “...agricultural robotics...”

12 Subjects: “...agricultural robotics...”

13 Subjects: “...omnidirectional mobile robot...”

14 Subjects: “...control system and robotics...”

15 Subjects: “...in-line inspection robot...”

16 Subjects: “...Mobile Robot Navigation...”

17 Subjects: “...robots...”