- whole networks are the networks in particular group, population. it is a bird eye view of
- includes all nodes and those who have not relations (isolates)
- one mode networks (mode - defined as type of node)
- only have one kind of node. e.g. one kind of person.
- 2 modes networks
- nodes can’t connect to the same kind of nodes.
- affiliation / event-based networks.
- can generate from 2 mode networks into 2 one mode network
- directed networks
- ties goes from one node to another, but not necessarily back
- e.g. advice-giving, authority.
- ties that go both directions are reciprocal ties.
- binary - ties are either there or they are not
- kinship, co-memberships, employment
- valued - ties can be stronger or weaker, with various definitions of strength
- amount of information exchange
- frequency of contact
- total value of goods trader
- binary is more common because data analysis techniques are better developed
and data itself is easier to collect.
- REMEMBER, NETWORKS ARE UNITS/NODES AND THE RELATIONS BE-
- collecting network data requires:
- identifying the nodes
3 ways of identifying nodes