Laser & Optoelectronics Progress, Volume. 59, Issue 12, 1210010(2022)
Registration Method for Power Equipment Infrared and Visible Images Based on Improved Curvature Scale Space Algorithm
Figures & Tables(7)
Fig. 1. Freeman 8-adjacent direction value and chain code direction. (a) Freeman 8 direction value; (b) Freeman 8 chain code points
Fig. 5. Infrared and visible image registration of power equipment. (a) Infrared images; (b) visible images; (c) registration images; (d) fusion images
Table 1. Comparison of registration results of different registration algorithms
View tableTable 1. Comparison of registration results of different registration algorithms
Sample Algorithm Matching logarithm Correct logarithm Precision Recall RMSE Porcelain insulator SURF 24 19 80.1% 16.57% 1.1637 SIFT 27 21 78.8% 18.49% 1.2254 CSS 24 19 79.2% 22.89% 0.6124 Proposed 22 19 86.4 % 25.33 % 0.5382 Surge arrester SURF 70 62 89.2% 29.03% 1.3783 SIFT 74 72 97.2% 33.51% 1.0759 CSS 72 72 100.0% 37.63% 0.3728 Proposed 71 70 98.6 % 35.45 % 0.3732 Current transformer SURF 17 14 82.4% 17.28% 1.1639 SIFT 18 12 66.2% 5.87% 2.2933 CSS 15 10 66.7% 6.49% 1.6206 Proposed 23 17 78.3 % 14.40 % 0.8547 Oil-filled transformer SURF 104 87 83.7% 10.82% 8.9042 SIFT 112 100 89.6% 10.13% 7.9943 CSS 99 89 89.9% 11.03% 3.5009 Proposed 84 77 91.7 % 11.32 % 3.3786 Isolating switch SURF 125 102 81.3% 12.58% 8.6207 SIFT 131 122 93.1% 11.75% 9.8135 CSS 129 123 95.3% 18.36% 1.7532 Proposed 124 119 95.6 % 19.10 % 1.6254 Overhead network SURF 137 108 78.8% 7.73% 7.9346 SIFT 144 119 82.6% 7.45% 7.8762 CSS 103 94 91.3% 12.81% 1.7383 Proposed 100 93 93.0 % 13.13 % 1.6997 Poles and towers SURF 113 51 45.1% 3.67% 17.0624 SIFT 127 42 33.1% 2.92% 21.3027 CSS 90 76 84.4% 6.26% 3.1172 Proposed 41 36 87.8 % 10.17 % 2.9451 Others SURF 38 17 44.7% 2.49% 13.5783 SIFT 43 14 32.6% 1.94% 16.0831 CSS 26 21 80.8% 3.85% 1.7036 Proposed 22 20 90.9 % 5.18 % 1.4723
Table 2. Comparison of registration time of different registration algorithms
View tableTable 2. Comparison of registration time of different registration algorithms
Algorithm Sample Porcelain insulator Surge arrester Current transformer Oil-filled transformer Isolating switch Overhead network Poles and towers Others SURF 1.3924 1.7323 1.2329 7.5741 7.2139 7.8943 14.2306 11.9724 SIFT 1.3662 1.7258 1.6003 8.0834 7.8941 8.2205 17.5256 15.0933 CSS 1.3905 1.7049 1.5452 6.7979 6.0891 6.7697 10.8787 6.0108 Proposed 1.2942 1.7027 1.1802 6.6223 5.7783 6.1267 9.2164 4.9132
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Yunhong Li, Xuemin Luo, Xueping Su, Yaolin Zhu, Lan Yao, Jiaojiao Duan. Registration Method for Power Equipment Infrared and Visible Images Based on Improved Curvature Scale Space Algorithm[J]. Laser & Optoelectronics Progress, 2022, 59(12): 1210010
Paper Information
Category: Image Processing
Received: Apr. 22, 2021
Accepted: Jun. 11, 2021
Published Online: May. 23, 2022
The Author Email: Yunhong Li (hitliyunhong@163.com)
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