Skip to main content

Table 1 Comparison of field data and derived data from social media (Water heights)

From: Near real time flood inundation mapping using social media data as an information source: a case study of 2015 Chennai flood

Id Latitude Longitude Water height in meter
Field data (actual) Social media data
1 13.01913 80.178095 3.51 3.35
2 13.024089 80.240774 3.20 2.97
3 12.973916 80.228116 1.37 1.22
4 13.027433 80.208179 3.66 3.58
5 12.875667 80.226843 1.83 1.59
6 12.980011 80.234378 0.76 1.19
7 13.037385 80.244238 1.68 1.37
8 12.904028 80.229995 0.61 1.35
9 13.047948 80.177572 0.30 0.44
10 13.028559 80.225438 3.05 3.10
11 13.056767 80.251894 0.30 0.29
12 13.02217 80.206351 1.67 2.20