Effectiveness of social robots as a tutoring and learning companion: a bibliometric analysis

Figures & data

Table 1. Concept map.

Term 1	Term 2	Term 3	Term 4
Social Robots	Education	Artificial intelligence	STEM Education
OR	OR	OR	OR
Educational Robots	Higher Education	Machine Learning	Robotics Education
OR	OR	OR
Child Robots	Early Children Education	Robotics learning
OR	OR
Humanoid Robots	Elementary Education
OR
Assistive Robots

Figure 1. Research protocol.

Figure 2. Three field plots.

Figure 3. Word cloud.

Figure 4. Co-occurrence map.

Figure 5. Thematic map.

Figure 6. Conceptual structure map.

Figure 7. Source growth.

Figure 8. Word growth.

Figure 9. Most relevant words.

Figure 10. Most locally cited countries.

Figure 11. Annual scientific production.