Research Article
Multistage Optimization Using a Modified Gaussian Mixture Model in Sperm Motility Tracking
Table 4
Sperm detection results of proposed method, adaptive thresholding and global thresholding method.
| Sample | No. of motile sperms | No. of immotile sperms | Proposed method | Adaptive threshold | Global threshold | (%) | Sn (%) | Sp (%) | (%) | Sn (%) | Sp (%) | (%) | Sn (%) | Sp (%) |
| 1 | 11 | 51 | 91.0 | 90.0 | 100 | 81.3 | 75.0 | 81.0 | 40.0 | 33.3 | 46.2 | 2 | 9 | 19 | 98.0 | 97.0 | 97.0 | 77.8 | 86.4 | 79.2 | 41.2 | 22.2 | 62.5 | 3 | 21 | 12 | 91.3 | 95.0 | 98.0 | 84.6 | 90.5 | 80.6 | 25.8 | 40.0 | 40.0 | 4 | 19 | 16 | 95.0 | 98.3 | 66.0 | 67.5 | 81.0 | 72.0 | 25.0 | 37.5 | 20.0 | 5 | 16 | 29 | 94.4 | 93.0 | 96.7 | 73.8 | 75.0 | 72.7 | 28.1 | 18.2 | 33.3 | 6 | 9 | 16 | 90.0 | 90.0 | 50.0 | 65.7 | 75.0 | 60.9 | 50.0 | 60.0 | 45.5 | 7 | 6 | 19 | 91.2 | 100 | 50.0 | 53.8 | 42.9 | 60.0 | 30.8 | 33.3 | 30.0 | 8 | 10 | 15 | 91.7 | 100 | 50.0 | 65.4 | 58.8 | 72.2 | 37.5 | 50.0 | 30.2 | 9 | 11 | 12 | 92.8 | 100 | 66.6 | 65.7 | 58.8 | 72.6 | 52.2 | 50.0 | 53.3 | 10 | 7 | 16 | 87.5 | 100 | 50.0 | 55.2 | 58.3 | 52.9 | 38.9 | 25.0 | 50.0 |
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