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Table 1 Performance of the proposed mouth opening detection algorithm

From: Infrared thermography as an access pathway for individuals with severe motor impairments

Participant Video length (sec) Total Video frames Actual # of mouth openings Sensitivity Specificity
1 256 7662 50 88% 100%
2 252 7546 50 96% 100%
3 254 7621 50 96% 100%
4 252 7481 50 98% 100%
5 244 7424 50 88% 99%
6 243 7594 50 92% 98%
7 245 7664 50 94% 99%
8 243 7613 50 80% 100%
9* 153 4592 30 93% 99%
10* 272 8160 15 60% 99%
  1. *Participant with severe disability.