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EURASIP Journal on Wireless Communications and Networking

Table 2 Classification by posting time

From: Participatory sensing-based semantic and spatial analysis of urban emergency events using mobile social media

Stages

Before landfall

After landfall

Period

July 8, 0:00–

July 11, 16:40

July 11, 16:40–July 15, 23:59

Number of microblog posts

1154

2176

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