1 Subjects: “...social network analysis...”

2 Subjects: “...social network...”

3 Subjects: “...social network analysis...”

4 Subjects: “...vehicle social network...”

5 Subjects: “...social network...”

6 Subjects: “...social networks...”

7 Subjects: “...social networking sites...”

8 “... to smartphone-enabled citizen sensing data from social networks and personal health devices, which requires...”