Research Article
Thai Finger-Spelling Recognition Using a Cascaded Classifier Based on Histogram of Orientation Gradient Features
Table 2
The performance of 21 trained classifiers (adjusting TPR).
| | TPR = 0.995 (1st experiment) | TPR = 0.997 | TPR = 0.999 | Hit | Miss | False | Hit | Miss | False | Hit | Miss | False |
| “1” | 45 | 5 | 198 | 45 | 5 | 305 | 46 | 4 | 247 | “2” | 49 | 1 | 138 | 49 | 1 | 129 | 48 | 2 | 102 | “3” | 49 | 1 | 58 | 49 | 1 | 59 | 49 | 1 | 32 | “4” | 41 | 9 | 51 | 32 | 18 | 16 | 41 | 9 | 24 | “5” | 48 | 2 | 91 | 45 | 5 | 49 | 47 | 3 | 62 | “” | 50 | 0 | 69 | 49 | 1 | 87 | 49 | 1 | 77 | “” | 42 | 8 | 276 | 28 | 22 | 295 | 35 | 15 | 197 | “” | 48 | 2 | 42 | 43 | 7 | 86 | 43 | 7 | 69 | “” | 44 | 6 | 164 | 41 | 9 | 124 | 37 | 13 | 98 | “” | 33 | 17 | 376 | 22 | 28 | 351 | 29 | 21 | 361 | “” | 44 | 6 | 114 | 44 | 6 | 118 | 45 | 5 | 95 | “” | 47 | 3 | 34 | 47 | 3 | 21 | 46 | 4 | 79 | “” | 47 | 3 | 0 | 46 | 4 | 0 | 43 | 7 | 1 | “” | 40 | 10 | 276 | 43 | 7 | 194 | 40 | 10 | 218 | “” | 45 | 5 | 301 | 45 | 5 | 159 | 37 | 13 | 418 | “” | 46 | 4 | 153 | 46 | 4 | 178 | 41 | 9 | 167 | “” | 44 | 6 | 54 | 46 | 4 | 83 | 44 | 6 | 60 | “” | 49 | 1 | 6 | 50 | 0 | 22 | 50 | 0 | 29 | “” | 47 | 3 | 66 | 45 | 5 | 65 | 47 | 3 | 42 | “” | 40 | 10 | 278 | 36 | 14 | 469 | 30 | 20 | 467 | “” | 46 | 4 | 39 | 46 | 4 | 73 | 44 | 6 | 107 |
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