Research Article
A Two-Level Sound Classification Platform for Environmental Monitoring
Table 5
Second-level classification, one-step implementation, and scalar features only-confusion matrix.
| | Airplane samples classified to: | Car samples classified to: | Pistol samples classified to: | Crow samples classified to: | Dog samples classified to: | Snake samples classified to: | Fire samples classified to: | Gale samples classified to: | Waterfall samples classified to: | Correctly classified samples |
| | Airplane | 1444 | 330 | 495 | 373 | 414 | 363 | 359 | 513 | 294 | 1444 | | Car | 11 | 1125 | 0 | 0 | 0 | 0 | 1 | 2 | 15 | 1125 | | Pistol | 0 | 0 | 990 | 0 | 0 | 0 | 0 | 13 | 0 | 990 | | Crow | 0 | 0 | 0 | 1309 | 0 | 0 | 0 | 1 | 0 | 1309 | | Dog | 5 | 15 | 0 | 3 | 1586 | 13 | 0 | 2 | 0 | 1586 | | Snake rattle | 0 | 0 | 0 | 0 | 0 | 1123 | 0 | 0 | 0 | 1123 | | Fire | 3 | 15 | 0 | 0 | 0 | 0 | 1125 | 0 | 0 | 1125 | | Gale | 24 | 0 | 0 | 1 | 0 | 0 | 0 | 965 | 0 | 965 | | Waterfall | 13 | 15 | 15 | 14 | 0 | 1 | 15 | 4 | 1191 | 1191 | | Total samples | 1500 | 1500 | 1500 | 1700 | 2000 | 1500 | 1500 | 1500 | 1500 | 10,858/14,200 = 76.46% |
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