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

2 Subjects: “...social network...”

3 Subjects: “...location-based social networks...”

4 Subjects: “...Social network...”

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

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

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

8 Subjects: “...social networks...”

9 Subjects: “...social network...”

10 Subjects: “...social networks...”

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