Figure 3.
The bar chart displays the total number of publications for five distinct topics, labelled Topic 0 through Topic 4. The horizontal axis represents the topic labels, while the vertical axis shows publication counts ranging from 0 to 400. Topic 2 has the highest number of publications at 362, followed by Topic 1 with 334, Topic 0 with 219, Topic 3 with 210, and Topic 4 with 159. Each bar extends vertically to represent the exact value, and the numerical count is clearly shown at the top of each bar for easy reference.Total number of publications per identified topic (2013–2024)
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