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% |