From Topic Networks to Distributed Cognitive Maps: Zipfian Topic Universes in the Area of Volunteered Geographic Information

Table 2

Building blocks of topic networks (texts, topics, words, agents, etc.), their relations according to Figure 8, and candidate procedures for weighting the corresponding arcs (last column).

Source	Relation	Target	Candidate procedure
Text		Topic	text2ddc [72]
Topic		Text	text2ddc^−1
Text		Text	Measures of sentence/text similarity, text embeddings [78]
Agent		Topic	Topic models [59]
Topic		Agent	Topic models [59]
Agent		Text	Edit networks [74]
Text		Agent	Edit networks [74]
Agent		Agent	Coauthorship [74, 79]
Word		Topic	text2ddc [72], topic models [59]
Topic		Word	text2ddc^−1, topic models [59]
Word		Text	fastText, topic models [59]
Text		Word	fastText, topic models [59]
Word		Word	Word embeddings [77, 80–82]
—	—	—	—