Fig. 5: Keyword network of three countries Republic of Korea, Italy and Canada.
From: Artificial Intelligence (AI)-driven approach to climate action and sustainable development

Keyword network constructed by analyzing Voluntary National Reviews of a Republic of Korea, b Italy, and c Canada. Each color represents the community determined by measuring connection density between words meaning that the ones sharing substantial internal connections would create a community. The size of a word indicates the level of centrality and the strength of connection between words is described as the thickness of lines.