| Actor |
Network members, either distinct individuals or collective units |
| Ego |
Focal actor |
| Alter |
Actors connected to the ego through ties |
| Tie |
Relationship between actors within a network |
| Egocentric |
Personal network defined from a focal actor's (ego) perspective |
| Sociometric |
Complete network of ties among a bounded community of actors |
| Name generator |
Prompt to collect nomination of actors (alters) related to the focal ego |
| Name interpretation |
Question designed to elicit information from ego about nominated alters, characterizes each tie |
| Network size |
Number of nominated ties among all possible ties |
| Network exposure |
The number of ties within the personal network exhibiting a specific attribute not shared by the ego among all nominated ties |
| Network homogeneity |
The number of ties within the personal network exhibiting an attribute shared by the ego among all nominated ties |
| Tie diversity |
The number of distinct ties reported among all nominated ties, in terms of relationship type such as kin vs. friend |
| Tie mutliplexity |
The variety of distinct roles or resources among each tie, such as drinking partner vs. exercise partner |
