Research Article
A New Multinetwork Mean Distillation Loss Function for Open-World Domain Incremental Object Detection
Table 7
Experiment (c) number of base classes 15 and number of incremental task learning classes 1 (%).
| Class order | Methods | Aero | Cycle | Bird | Boat | Bottle | Bus | Car | Cat | Chair | Cow | Table | Dog | Horse | Bike | Person | Plant | Sheep | Sofa | Train | tv | mAp |
| 1–20 | — | 79 | 81.4 | 73.8 | 54.2 | 61 | 79.1 | 90.7 | 78.6 | 53.6 | 81.5 | 64.1 | 77.8 | 80.9 | 77.4 | 82.7 | 47.3 | 68.1 | 68 | 77.1 | 72.2 | 72.4 |
| 1–15 | — | 71.5 | 76.1 | 67.5 | 46.7 | 56.6 | 69.4 | 84.4 | 74.4 | 50.3 | 74.5 | 53.8 | 69.2 | 77.5 | 73.2 | 78.3 | — | — | — | — | — | 68.2 |
| +16 | iOD | 72.1 | 75.2 | 64.3 | 48.5 | 49.2 | 67.6 | 82.5 | 74.1 | 46.8 | 68.9 | 55.9 | 76.2 | 77.7 | 71.7 | 75.5 | 34.8 | — | — | — | — | 65.1 | Ours | 76.7 | 76.5 | 67.0 | 50.0 | 53.1 | 66.9 | 82.9 | 75.0 | 47.3 | 68.4 | 57.3 | 76.5 | 79.2 | 73.6 | 75.5 | 34.7 | | — | — | — | 66.3 |
| +17 | iOD | 63.1 | 71.8 | 57.4 | 48.5 | 47.3 | 67.6 | 78.6 | 68.1 | 41.0 | 67.6 | 54.9 | 69.3 | 75.7 | 69.7 | 74.1 | 35.4 | 43.6 | — | — | — | 60.8 | Ours | 67.5 | 75.6 | 59.1 | 49.4 | 50.2 | 69.0 | 78.8 | 70.9 | 41.7 | 69.5 | 56.3 | 70.7 | 76.9 | 72.9 | 74.5 | 35.0 | 44.6 | — | — | — | 62.5 |
| +18 | iOD | 59.0 | 66.9 | 54.9 | 41.9 | 41.5 | 66.0 | 77.5 | 64.5 | 38.5 | 65.2 | 47.1 | 65.8 | 71.9 | 66.7 | 72.1 | 32.9 | 43.8 | 46.6 | — | — | 56.8 | Ours | 63.2 | 73.7 | 58.5 | 43.6 | 47.7 | 69.4 | 78.1 | 65.9 | 37.8 | 68.4 | 52.5 | 68.2 | 74.0 | 68.2 | 73.4 | 32.9 | 46.5 | 46.6 | — | — | 59.4 |
| +19 | iOD | 52.6 | 64.6 | 49.8 | 36.7 | 40.2 | 66.1 | 76.5 | 64.2 | 36.3 | 62.1 | 46.8 | 61.1 | 68.6 | 64.5 | 71.1 | 30.2 | 42.4 | 44.0 | 52.7 | — | 54.2 | Ours | 56.5 | 68.2 | 54.8 | 39.5 | 42.6 | 69.6 | 77.8 | 70.4 | 37.1 | 64.4 | 48.1 | 66.6 | 73.1 | 69.6 | 72.3 | 30.6 | 44.1 | 46.1 | 49.1 | — | 56.9 |
| +20 | iOD | 51.1 | 62.2 | 45.9 | 32.4 | 34.2 | 63.4 | 73.8 | 60.2 | 33.0 | 58.3 | 42.5 | 56.9 | 65.6 | 63.7 | 65.5 | 27.1 | 37.0 | 43.8 | 48.3 | 53.4 | 50.9 | Ours | 54.3 | 66.1 | 52.5 | 35.3 | 40.2 | 67.1 | 76.2 | 64.4 | 34.7 | 64.0 | 46.7 | 60.8 | 72.1 | 66.3 | 71.0 | 27.6 | 39.8 | 47.0 | 52.0 | 57.0 | 54.8 |
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The bold values represent the mAP optimal values of iOD compared with our method.
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