Jipeng Yang, Jiulun Fan. Circular Histogram Breakpoint Selection and Threshold and Color Image Segmentation Method Based on Information Energy[J]. Laser & Optoelectronics Progress, 2023, 60(2): 0233002
- Laser & Optoelectronics Progress
- Vol. 60, Issue 2, 0233002 (2023)
Fig. 1. Segmentation sample. (a) Color image; (b) circular histogram; (c) linearized histogram expanded in counterclockwise (ACW) direction at point
Fig. 2. CDF of linear histogram expanded in ACW direction at different breakpoints. (a)
Fig. 3. CDF information energy curves of linear histogram. (a) CDF information energy curve (ACW); (b) linear histogram expanded at maximum information energy point
Fig. 4. CDF information energy curves of linear histogram. (a) CDF information energy curve (ACW); (b) linear histogram expanded at maximum information energy point
Fig. 5. Test images. (a) People; (b) flowers; (c) eagle; (d) roof; (e) car; (f) mountain; (g) boat; (h) building
Fig. 6. H component images. (a) People; (b) flowers; (c) eagle; (d) roof; (e) car; (f) mountain; (g) boat; (h) building
Fig. 7. Segmentation results of people. (a) Method 1; (b) method 2; (c) method 3; (d) method 4; (e) method 5; (f) method 6
Fig. 8. Segmentation results of flowers. (a) Method 1; (b) method 2; (c) method 3; (d) method 4; (e) method 5; (f) method 6
Fig. 9. Segmentation results of eagle. (a) Method 1; (b) method 2; (c) method 3; (d) method 4; (e) method 5; (f) method 6
Fig. 10. Segmentation results of roof. (a) Method 1; (b) method 2; (c) method 3; (d) method 4; (e) method 5; (f) method 6
Fig. 11. Segmentation results of car. (a) Method 1; (b) method 2; (c) method 3; (d) method 4; (e) method 5; (f) method 6
Fig. 12. Segmentation results of mountain. (a) Method 1; (b) method 2; (c) mMethod 3; (d) method 4; (e) method 5; (f) method 6
Fig. 13. Segmentation results of boat. (a) Method 1; (b) method 2; (c) method 3; (d) method 4; (e) method 5; (f) method 6
Fig. 14. Segmentation results of building. (a) Method 1; (b) method 2; (c) method 3; (d) method 4; (e) method 5; (f) method 6
Fig. 15. Histogram of average PSNR, PA, and IoU of 6 methods
Fig. 16. Histogram of average running time of 6 methods
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Table 1. Comparison of PA by 6 methods for 8 color images
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Table 2. Comparison of IoU by 6 methods for 8 color images
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Table 3. Comparison of PSNR by 6 methods for 8 color images
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