Hongkai Wu, Keyan Dong, Yansong Song, Xiaona Dong, Ming Yuan. Infrared Small Target Detection Method Based on Weighted Patch Contrast[J]. Laser & Optoelectronics Progress, 2023, 60(16): 1628006
- Laser & Optoelectronics Progress
- Vol. 60, Issue 16, 1628006 (2023)
Fig. 1. Sliding window with 9 subblocks
Fig. 2. Sliding window passing through the interfering object
Fig. 3. Infrared images of four different scenes. (a) Ground background; (b) forest building background; (c) cloud background; (d) ocean sky background
Fig. 4. Saliency maps correspending to infrared images in Fig.3. (a) Ground background; (b) forest building background; (c) cloud background; (d) ocean sky background
Fig. 5. Experimental results of response maps. (a) Original infrared images; (b) original gray maps; (c) gray responsemaps using LMWIE;(d) gray response maps using MPCM; (e) gray response maps using proposed method
Fig. 6. Detection results of three algorithms under ground background. (a) Proposed algorithm; (b) LCM algorithm; (c) MPCM algorithm
Fig. 7. The difference between the means under two algorithms. (a) Original image; (b) the mean difference value of the center block and the neighborhood block; (c) the value of the advanced weighted entropy
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Table 1. RSCR and FBSF of three different scenes
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Table 2. Probability of false alarm of three different scenes
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