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. 2021 Oct 30;25(3):575–588. doi: 10.1007/s10044-021-01034-3

Fig. 9.

Fig. 9

Presenting extracted features (AbFs), which are discretized, and mood state changes during all 147 days. There was heavy snow on the 35th day of our data collection phase, due to which electricity of the whole city cut off for several hours. The 109th day to the 137th day of our data collection phase coincided with the month of Ramadan, and from the 45th day, the Covid-19 pandemic started in the region