Research Article
Underwater Image Processing and Object Detection Based on Deep CNN Method
Table 2
mAP and precision of different iteration times by YOLO v3 and modified methods. (
).
| Iteration | Original network | Scheme 1 | Scheme 2 | mAP (%) | Precision (%) | mAP | Precision (%) | mAP | Precision (%) | Sea cucumber | Sea urchin | Scallop | Sea cucumber | Sea urchin | Scallop | Sea cucumber | Sea urchin | Scallop |
| 2000 | 24.90 | 28.88 | 26.48 | 19.35 | 40.29 | 42.25 | 40.25 | 38.37 | 40.72 | 42.25 | 41.25 | 38.65 | 4000 | 33.95 | 38.90 | 36.90 | 26.07 | 52.47 | 54.10 | 53.55 | 49.76 | 52.71 | 54.28 | 52.54 | 51.31 | 6000 | 40.85 | 40.57 | 37.45 | 44.54 | 57.94 | 60.76 | 58.25 | 54.81 | 57.73 | 59.24 | 58.51 | 55.43 | 8000 | 42.51 | 45.51 | 42.34 | 39.67 | 61.63 | 63.49 | 61.93 | 59.46 | 62.22 | 64.60 | 62.26 | 59.79 | 10000 | 44.72 | 50.58 | 44.29 | 39.29 | 65.27 | 68.39 | 66.11 | 61.31 | 64.91 | 67.60 | 65.33 | 61.79 | 12000 | 49.53 | 48.75 | 48.11 | 51.74 | 68.04 | 71.64 | 67.95 | 64.53 | 67.49 | 69.04 | 68.98 | 64.45 | 14000 | 48.37 | 50.35 | 50.59 | 44.16 | 70.50 | 72.86 | 70.74 | 67.89 | 70.47 | 72.64 | 70.35 | 68.41 | 16000 | 54.12 | 53.40 | 50.48 | 58.49 | 73.61 | 76.17 | 74.23 | 70.44 | 72.72 | 75.16 | 73.45 | 69.54 | 18000 | 52.95 | 59.29 | 55.08 | 44.48 | 75.38 | 78.84 | 74.99 | 72.31 | 74.32 | 76.51 | 75.40 | 71.07 | 20000 | 57.33 | 58.04 | 54.54 | 59.42 | 77.20 | 80.87 | 77.05 | 73.69 | 76.82 | 78.91 | 78.04 | 73.51 | 22000 | 58.04 | 57.21 | 59.24 | 57.67 | 79.54 | 82.80 | 79.70 | 76.13 | 78.48 | 80.72 | 79.70 | 75.02 | 24000 | 55.44 | 62.44 | 59.14 | 44.75 | 81.18 | 85.61 | 80.80 | 77.14 | 80.37 | 82.28 | 82.03 | 76.80 | 26000 | 57.85 | 61.98 | 62.52 | 49.05 | 83.02 | 86.31 | 82.70 | 80.06 | 83.34 | 85.46 | 84.48 | 80.07 | 28000 | 60.42 | 62.81 | 62.56 | 55.89 | 85.01 | 88.52 | 85.25 | 81.25 | 84.69 | 87.32 | 86.04 | 80.70 | 30000 | 59.74 | 67.91 | 61.47 | 49.85 | 85.60 | 89.44 | 85.78 | 81.58 | 86.54 | 89.33 | 87.92 | 82.39 | 32000 | 62.32 | 65.73 | 63.52 | 57.72 | 84.90 | 88.06 | 85.56 | 81.06 | 87.65 | 90.15 | 88.55 | 84.25 | 34000 | 63.60 | 68.72 | 65.44 | 56.64 | 84.96 | 88.28 | 85.79 | 80.82 | 87.92 | 90.96 | 89.55 | 83.26 | 36000 | 64.70 | 72.76 | 65.55 | 55.80 | 85.13 | 88.11 | 85.42 | 81.87 | 87.34 | 89.36 | 88.08 | 84.57 | 38000 | 63.73 | 69.71 | 65.50 | 55.98 | 85.65 | 89.40 | 85.33 | 82.21 | 87.90 | 89.62 | 89.28 | 84.79 | 40000 | 71.77 | 70.26 | 67.52 | 77.54 | 85.02 | 88.46 | 85.83 | 80.76 | 87.69 | 89.88 | 88.17 | 85.04 | 42000 | 67.62 | 71.46 | 69.78 | 61.63 | 85.12 | 89.47 | 84.89 | 80.99 | 87.58 | 90.27 | 87.99 | 84.48 | 44000 | 69.25 | 71.82 | 66.45 | 69.47 | 84.79 | 87.91 | 84.47 | 81.99 | 87.57 | 90.56 | 88.08 | 84.08 | 46000 | 66.42 | 71.26 | 71.02 | 56.99 | 85.04 | 89.01 | 84.45 | 81.66 | 87.15 | 89.48 | 88.64 | 83.33 | 48000 | 66.19 | 70.46 | 66.96 | 61.15 | 85.05 | 88.37 | 85.10 | 81.66 | 87.21 | 89.27 | 88.42 | 83.95 | 50000 | 70.33 | 68.86 | 70.35 | 71.78 | 84.59 | 88.73 | 84.78 | 80.27 | 87.42 | 90.69 | 87.68 | 83.91 |
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