Chinese Journal of Lasers, Volume. 51, Issue 15, 1507106(2024)
Dental‐Disease‐Recognition Algorithm of Panoramic Oral Radiograph Based on Improved YOLOv5s
Figures & Tables(10)
Fig. 3. Comparison of three kinds of feature pyramid structure. (a) FPN; (b) PAN; (c) BiFPN
Fig. 5. Example diagram of oral diseases. (a) Apical periodoncitis; (b) dental caries; (c) furcation involvement of tooth root; (d) impacted teeth
Fig. 6. Experimental renderings of different attention mechanisms. (a) CA; (b) EMA; (c) ECA; (d) SE; (e) GAM; (f) Triplet
Fig. 7. Comparison of disease recognition effects between YOLOv5s and YOLO-Teeth model. (a) True labels; (b) recognition results of YOLOv5s; (c) recognition results of YOLO-Teeth model
Table 1. Results of different attention mechanisms
View tableTable 1. Results of different attention mechanisms
Attention mechanism P /% R /% PmAP /% Size /MB YOLOv5s
CA
EMA
ECA
SE
GAM
Triplet
78.3
80.3（+2.0）
81.2（+2.9）
76.1（-2.2）
81.8（+3.5）
82.8（+4.5）
79.9（+1.6）
76.3
79.0（+2.7）
77.6（+1.3）
78.5（+2.2）
78.8（+2.5）
77.5（-0.8）
79.6（+3.3）
82.5
83.6（+1.1）
84.4（+1.9）
81.4（-1.1）
84.7（+2.2）
83.0（+0.5）
85.9（+3.4）
14.4
14.4（+0）
14.4（+0）
14.4（+0）
14.4（+0）
27.5（+13.1）
14.4（+0）
Table 2. Results of ablation experiments
View tableTable 2. Results of ablation experiments
Attention mechanism P /% R /% PmAP /% Size /MB YOLOv5s
Triplet
BiFPN
MPDIoU
Triplet+BiFPN+MPDIoU
78.3
79.9（+1.6）
80.5（+2.2）
78.4（+0.1）
83.3（+5.0）
76.3
79.6（+3.3）
77.7（+1.4）
78.4（+2.1）
79.5（+3.2）
82.5
85.9（+3.4）
85.4（+2.9）
85.4（+2.9）
86.6（+4.1）
14.4
14.4（+0）
14.7（+0.3）
14.4（+0）
14.7（+0.3）
Table 3. Evaluation of experimental results from different algorithms
View tableTable 3. Evaluation of experimental results from different algorithms
Model Disease PmAP /% GFLOPs /million Size /MB api PA /% dec PA /% fui PA /% imt PA /% Faster R-CNN
SSD
YOLOv3-tiny
YOLOv5s
YOLOv5m
YOLOv5l
YOLOv5x
YOLOv7-tiny
YOLOv8n
YOLOv8s
YOLO-Teeth
65.2
38.5
37.8
70.2
71.2
72.0
71.7
56.0
70.0
74.2
74.0
66.1
36.4
54.5
70.4
70.2
73.9
77.5
67.5
72.0
75.0
79.1
85.9
71.2
89.9
92.8
95.1
95.7
94.2
88.4
94.3
94.3
96.0
88.2
75.3
97.0
96.6
97.7
97.7
96.4
96.2
96.6
97.4
97.5
76.4
55.4
69.8
82.5
83.5
84.8
84.9
77.0
83.2
85.2
86.6
381.9
130.2
12.9
15.8
47.9
107.7
203.8
13.0
8.1
28.4
16.5
324.5
110.6
17.4
14.4
40.2
91.5
173.1
11.6
6.2
22.5
14.7
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Zhaofei Sun, Jinghu Yu, Xingfei Zhu, Yu Lu, Bufan Zhang, Qimeng Wang. Dental‐Disease‐Recognition Algorithm of Panoramic Oral Radiograph Based on Improved YOLOv5s[J]. Chinese Journal of Lasers, 2024, 51(15): 1507106
Paper Information
Category: Biomedical Optical Imaging
Received: Jan. 15, 2024
Accepted: Feb. 29, 2024
Published Online: Jul. 23, 2024
The Author Email: Yu Jinghu (jhyu@jiangnan.edu.cn)
CSTR:32183.14.CJL240499
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