two-mode network - "two modes (types) of nodes"
bipartite network

1. two modes

node1 = professor
node2 = keywords

2. nodes of the same kind are not connected

contains node1-node2 ties (edges)
no node1-node1 ties (edges)
no node2-node2 ties (edges)


陳陸輝, 民意調查、政治行為、政治社會化、研究方法




network components



network projections of bipartite networks

node1-node2 --> node2-node2 (keywords)
node1-node2 --> node1-node1 (professors)

