From: Nowcasting earthquake damages with Twitter
Intensity
1
2
3
4
5
6
7
Overall
GUC
2031
2212
2430
1121
355
133
14
8296
Twitter + GUC
1033
1808
2334
1116
352
6790
Not Covered
998
404
96
–
1506
Coverage (%)
50.8
81.7
99.5
99.1
100
81.8