Fig. 1. Flow chart of remote sensing image segmentation
Fig. 2. Gradient distribution of experimental images(a) remote sensing image, (b) sobel gradient image, (c) gradient distribution, (d) remote sensing image, (e) sobel gradient image, (f) gradient distribution
Fig. 3. Segmentation results using AMR-WT by changing the value of s and m(a) s = 1, m = 1; (b) s = 2, m = 1; (c) s = 3, m = 1; (d) s = 4, m = 1; (e) S1s = 1, m =1; (f) S2s = 1, m = 6; (g) s = 1, m = 12; (h) s = 1, m = 20
Fig. 4. Simulation graph of clustering(a)clustering simulation, (b)segmentation results, (c)clustering simulation, (d)segmentation results
Fig. 5. Test data sets (a) S1 imag, (b) S2 image, (c) S3 image, (d) S4 image, (e) S1 image, (f) S2 reference image, (g) S3 reference image, (h) S4 reference image
Fig. 6. Experimental results of over-segmentation(a) S1 proposed superpixel algorithm, (b) S1 SLIC algorithm, (c) S1 LSC algorithm, (d) S1 Meanshift algorithm, (e) S2 proposed superpixel algorithm, (f) S2 SLIC algorithm, (g) S2 LSC algorithm, (h) S2 MeanShift algorithm, (i) S3 proposed superpixel algorithm, (j) S3 SLIC algorithm, (k) S3 LSC algorithm, (l) S3 Meanshift algorithm, (m) S4 proposed superpixel algorithm, (n) S4 SLIC algorithm, (o) S4 LSC algorithm, (p) S4 MeanShift algorithm
Fig. 7. The time of over-segmentation
Fig. 8. Segmentation results of S1 and S2 (a) S1 FNEA 50, (b) S1 FNEA 100, (c) S1 SH method, (d) result of S1 by proposed method, (e) S2 FNEA 50, (f) S4 FNEA 100, (g) S2 SH method, (h) result of S2 by proposed method
Fig. 9. Segmentation results of Test1
Fig. 10. Segmentation results of S3 and S4(a) S3 FNEA 50, (b) S3 FNEA 100, (c) S3 SH method, (d) S3 result by proposed method, (e) S4 FNEA 50, (f) S4 FNEA 100, (g) S4 SH method, (h) S4 result by proposed method
Fig. 11. Segmentation results of Test2
序号 | 传感器 | 大小/像素 | 分辨率 |
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| QuickBird | 433×550 | 0.61 m | | QuickBird | 2480×975 | 0.61 m | | 无人机 | 726×468 | 0.05 m | | 无人机 | 979×586 | 0.05 m |
|
Table 1. Information of segmentation data sets