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Wikipedia Usage Estimates Prevalence of Influenza-Like Illness in the United States in Near Real-Time

Figure 1

Time series plot of CDC ILI data versus estimated ILI data.

(A) Wikipedia Full Model (Mf) accurately estimated 3 out of 6 ILI activity peaks and had a mean absolute difference of 0.27% compared to CDC ILI data. (B) Wikipedia Lasso Model (Ml) accurately estimated 2 out of 6 ILI activity peaks and had a mean absolute difference of 0.29% compared to CDC ILI data,. (C) Google Flue Trends (GFT) model accurately estimated 2 of 6 ILI activity peaks and had a mean absolute difference of 0.42% compared to CDC ILI data.

Figure 1

doi: https://doi.org/10.1371/journal.pcbi.1003581.g001