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Journal of Big Data
Fig. 2 | Journal of Big Data

Fig. 2

From: Search-engine-based surveillance using artificial intelligence for early detection of coronavirus disease outbreak

Fig. 2

Correlation between the query volumes and the daily numbers of new cases in China, the Hubei Province, and Wuhan City. (A) Correlation of the nationwide query frequencies of three keywords with the daily numbers of new cases. (B) In the Hubei Province, the correlation of query frequencies with the daily numbers of new cases. (C) In Wuhan City, the correlation of query frequencies with the daily numbers of new cases

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