Fig. 3: Modularity of ‘China/China’s’ co-occurrence network.

This figure, anchoring ‘China/China’s’ as the core word, uses modularity network to identify which specific topics were focused in the corpus. Modularity network analysis can identify the modular structure of a network, that is, a tightly connected group of nodes. By generating different colours of node groups, the clustering of topics and the intensity of the relationship associated with ‘China/China’s’ can be observed.