Laser & Optoelectronics Progress, Volume. 58, Issue 8, 0810003(2021)
Yolo-C: One-Stage Network for Prohibited Items Detection Within X-Ray Images
Figures & Tables(13)
Fig. 4. Yolo-C network structure of one-stage dual-network object detection algorithm
Table 1. Parameters of Yolo-C
View tableTable 1. Parameters of Yolo-C
Type Layer Filter number Size Output DBL Conv 32 3×3 416×416 Res1 Conv2 64 3×3, 1×1 208×208 — Upsample 32 3×3 416×416 Res1' Conv2 64 3×3, 1×1 208×208 Res2 Conv4 128 3×3, 1×1 104×104 — Upsample 64 3×3 208×208 Res2' Conv4 128 3×3, 1×1 104×104 Res8 Conv16 256 3×3, 1×1 52×52 — Upsample 128 3×3 104×104 Res8' Conv16 256 3×3, 1×1 52×52 Res8 Conv16 512 3×3, 1×1 26×26 — Upsample 256 3×3 52×52 Res8' Conv16 512 3×3, 1×1 26×26 Res4 Conv8 1024 3×3, 1×1 13×13 — Upsample 512 3×3 26×26 Res4' Conv8 1024 3×3, 1×1 13×13 DBL Conv 30 3×3 13×13 Head — — — — FAB Upsample 3×3, 1×1 26×26 DBL Conv 30 3×3 26×26 Head — — — — FAB Upsample 3×3, 1×1 52×52 DBL Conv 30 3×3 52×52 Head — — — —
Table 2. Analysis of different network complexity
View tableTable 2. Analysis of different network complexity
Model Backbone FAB FLOPs Params /106 Yolov3 DarkNet-53 32.77 61.55 Ours DarkNet-53 √ 35.58 64.65 DarkNet-C √ 61.85 105.93
Table 3. Ablation experiments on the Yolo-C network based on SIXray_OD dataset
View tableTable 3. Ablation experiments on the Yolo-C network based on SIXray_OD dataset
No. Model Backbone FAB AP for gun /% AP for knife /% AP for pliers /% AP for wrench /% AP for scissor /% mAP /% Detection rate / (frame·s-1) 1 SSD ResNet50 85.69 72.44 51.21 60.62 41.99 62.39 56 2 FASF ResNet101 82.77 70.23 48.6 57.7 38.7 59.6 48 3 Yolov3 DarkNet-53 88.67 76.53 52.49 61.41 42.6 64.34 57 4 Faster- RCNN ResNet101 93.83 83.74 58.85 71.58 54.1 72.18 10 5 Ours DarkNet-53 √ 90.1 79.57 55.67 64.81 51.00 68.23 55 6 DarkNet-C 91.6 82.1 58.7 69.7 54.4 71.10 42 7 DarkNet-C √ 93.14 83.12 60.18 73.82 58.14 73.68 40
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Shouxiang Guo, Liang Zhang. Yolo-C: One-Stage Network for Prohibited Items Detection Within X-Ray Images[J]. Laser & Optoelectronics Progress, 2021, 58(8): 0810003
Paper Information
Category: Image Processing
Received: Aug. 17, 2020
Accepted: Sep. 9, 2020
Published Online: Apr. 12, 2021
The Author Email: Liang Zhang (l-zhang@cauc.edu.cn)
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