Skip to main content
. 2019 Mar 21;14(3):e0213843. doi: 10.1371/journal.pone.0213843

Fig 3. Examples of sharp spikes of collective emotion after removing weekly and yearly periodicities.

Fig 3

(A) Tension, Depression, and Confusion continue to increase for more than a week at the 3.11 earthquake period in 2011. (B) Tension at the Kumamoto (the southwest of Japan) earthquake in 2016, and (C) Confusion at the heavy snowfall in the Tokyo metropolitan area in 2016. Except for the 3.11 earthquake, most sharp spikes returned to their original baseline within a week.