Spacecraft Recovery & Remote Sensing, Volume. 45, Issue 4, 48(2024)
A Stitching Method for Multi-Detector Images of Large Width Area-Array Cameras
Figures & Tables(12)
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Table 1. Segmentation image simulation parameters
View tableView in ArticleTable 1. Segmentation image simulation parameters
景号 探测器片数/个 探测器拼接方式 探测器像元个数/个 片间重叠像元个数/个 影像分辨率/m 1 3 1行3列 11 000×11 000 1 000和1 020 0.4 2 4 2行2列 11 000×11 000 1 000、1 010和1 020 0.4 3 9 3行3列 11 000×11 000 1 000、1 010和1 020 0.4
Table 2. Georeferencing accuracy of the large width array camera
View tableView in ArticleTable 2. Georeferencing accuracy of the large width array camera
片号 状态 控制点数/个 最大误差/像素 中误差/像素 列 行 平面 列 行 平面 1 定标前 43 481 7.547 −3.846 9.743 4.238 1.370 4.454 定标后 43 481 −1.330 1.281 1.828 0.531 0.512 0.738 2 定标前 46 842 10.779 −7.788 13.210 8.420 5.307 9.953 定标后 46 842 1.338 1.411 1.907 0.534 0.565 0.777 3 定标前 19 526 5.861 9.245 10.946 3.648 4.217 5.576 定标后 19 526 1.539 −1.367 2.045 0.614 0.547 0.823 4 定标前 14 295 6.750 3.053 7.221 4.484 1.392 4.696 定标后 14 295 1.888 1.428 2.332 0.756 0.571 0.948
Table 3. Internal geometric accuracy of large width array camera test images
View tableView in ArticleTable 3. Internal geometric accuracy of large width array camera test images
景号 控制点数/个 最大误差/像素 中误差/像素 列 行 平面 列 行 平面 1 33 914 1.246 −1.201 1.681 0.499 0.479 0.691 2 46 185 −1.345 −1.293 1.830 0.538 0.518 0.747 3 41 965 1.337 −1.494 1.980 0.608 0.678 0.911 4 16 324 1.355 −1.199 1.789 0.614 0.543 0.820
Table 4. The accuracy of splicing images with different splicing methods
View tableView in ArticleTable 4. The accuracy of splicing images with different splicing methods
拼接方式 相邻片号 检查点数/个 中误差/像素 列 行 平面 1行3列 1-2 192 0.173 0.151 0.230 2-3 234 0.176 0.164 0.240 2行2列 1-2 245 0.167 0.169 0.237 1-3 232 0.195 0.159 0.252 2-4 234 0.189 0.182 0.262 3-4 239 0.165 0.158 0.229 3行3列 1-2 255 0.165 0.168 0.236 2-3 245 0.162 0.134 0.210 4-5 242 0.186 0.160 0.246 5-6 216 0.173 0.173 0.245 7-8 232 0.167 0.145 0.221 8-9 217 0.198 0.204 0.284 1-4 252 0.197 0.186 0.271 2-5 244 0.184 0.173 0.253 3-6 232 0.190 0.170 0.255 4-7 236 0.168 0.166 0.236 5-8 221 0.226 0.176 0.286 6-9 217 0.216 0.183 0.283
Table 5. The internal geometric accuracy with different splicing methods
View tableView in ArticleTable 5. The internal geometric accuracy with different splicing methods
拼接方式 检查点数/个 中误差/像素 列 行 平面 1行3列 191 0.506 0.492 0.705 2行2列 404 0.242 0.271 0.363 3行3列 508 0.468 0.490 0.678
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Nan ZHOU, Panghe QIU. A Stitching Method for Multi-Detector Images of Large Width Area-Array Cameras[J]. Spacecraft Recovery & Remote Sensing, 2024, 45(4): 48
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Received: Jan. 4, 2023
Accepted: --
Published Online: Nov. 1, 2024
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