Fig. 5: Keyword bar charts for six topics derived from Henan climate adaptation petitions. | Communications Earth & Environment

Fig. 5: Keyword bar charts for six topics derived from Henan climate adaptation petitions.

From: The 2021 Henan flood increased citizen demand for government-led climate change adaptation in China

Fig. 5

Each panel displays the top-ranked keywords for a given topic, identified through BERTopic modeling. The horizontal axis represents the class-based TF-IDF score, which reflects the relative distinctiveness of each term within the corpus. Topics are indexed numerically (0–5) for identification; the numbering does not indicate importance. All keywords are in English translation from Mandarin Chinese petitions. Units are in arbitrary TF-IDF units. TF-IDF Term Frequency-Inverse Document Frequency.

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