Research on Sentiment Tendency and Evolution of Public Opinions in Social Networks of Smart City

Figure 7

The changing of sentiment in four datasets. (a) Military parade in National Day topic #1. (b) Military parade in National Day topic #2. (c) The assault on a doctor topic #1. (d) The assault on a doctor topic #2. (e) Hong Kong’s event topic #1. (f) Hong Kong’s event topic #2. (g) Garbage sorting in Shanghai topic #1. (h) Garbage sorting in Shanghai topic #2.

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