Agisoft Metashape Processing Report 03 October 2020 Survey Data >9 9 8 7 6 5 4 3 2 1 Fig. 1. Camera locations and image overlap. Number of images: 440 Camera stations: 273 Tie points: 1,522,596 Projections: 3,625,470 Reprojection error: 0.27 pix Camera Model Resolution Focal Length Pixel Size Precalibrated unknown 1920 x 1080 unknown unknown No Table 1. Cameras. Page 2 Camera Calibration 1 pix Fig. 2. Image residuals for unknown. unknown 440 images Type Resolution Focal Length Pixel Size Frame 1920 x 1080 unknown unknown Value Error F Cx Cy B1 B2 K1 K2 K3 K4 P1 P2 F 1506.68 0.38 1.00 0.00 -0.68 0.72 -0.04 0.33 -0.49 0.65 -0.74 0.09 0.58 Cx 0.990113 0.12 1.00 0.13 0.01 0.40 0.03 -0.03 0.04 -0.04 0.09 0.12 Cy 7.32539 0.24 1.00 -0.57 0.01 -0.11 0.30 -0.41 0.47 0.06 -0.13 B1 -2.13483 0.11 1.00 0.06 0.14 -0.40 0.52 -0.58 -0.06 0.77 B2 -0.281216 0.09 1.00 -0.08 0.04 -0.04 0.04 -0.57 0.08 K1 0.1229 0.00024 1.00 -0.91 0.84 -0.77 0.17 0.11 K2 -0.76005 0.0016 1.00 -0.97 0.93 -0.10 -0.35 K3 1.92105 0.005 1.00 -0.99 0.11 0.44 K4 -1.67485 0.0053 1.00 -0.12 -0.48 P1 0.000277096 3.1e-05 1.00 -0.05 P2 -1.66553e-05 5.8e-05 1.00 Table 2. Calibration coefficients and correlation matrix. Page 3 Digital Elevation Model Fig. 3. Reconstructed digital elevation model. Page 4 Processing Parameters General Cameras 440 Aligned cameras 273 Point Cloud Points 1,522,596 of 1,689,019 RMS reprojection error 0.156815 (0.270179 pix) Max reprojection error 0.542345 (4.11695 pix) Mean key point size 1.64888 pix Point colors 3 bands, uint8 Key points No Average tie point multiplicity 2.49471 Alignment parameters Accuracy Highest Generic preselection Yes Reference preselection No Key point limit 0 Tie point limit 0 Guided image matching No Adaptive camera model fitting Yes Matching time 7 minutes 31 seconds Matching memory usage 507.20 MB Alignment time 13 minutes 0 seconds Alignment memory usage 489.47 MB Optimization parameters Parameters f, b1, b2, cx, cy, k1-k4, p1, p2 Adaptive camera model fitting Yes Optimization time 15 seconds Software version 1.6.3.10732 Depth Maps Count 273 Depth maps generation parameters Quality Ultra High Filtering mode Mild Processing time 6 minutes 47 seconds Software version 1.6.3.10732 Dense Point Cloud Points 26,265,579 Point colors 3 bands, uint8 Depth maps generation parameters Quality High Filtering mode Disabled Processing time 1 minutes 58 seconds Dense cloud generation parameters Max neighbors 80 Processing time 5 minutes 15 seconds Software version 1.6.3.10732 Model Faces 95,943,854 Vertices 47,976,086 Vertex colors 3 bands, uint8 Page 5 Texture 8,192 x 8,192 x 2, 4 bands, uint8 Depth maps generation parameters Quality Ultra High Filtering mode Mild Processing time 6 minutes 47 seconds Reconstruction parameters Surface type Arbitrary Source data Depth maps Interpolation Enabled Strict volumetric masks No Processing time 35 minutes 4 seconds Texturing parameters Mapping mode Generic Blending mode Mosaic Texture size 8,192 Enable hole filling Yes Enable ghosting filter Yes UV mapping time 45 minutes 0 seconds Blending time 19 minutes 18 seconds Software version 1.6.3.10732 System Software name Agisoft Metashape Standard Software version 1.6.3 build 10732 OS W indows 64 bit RAM 31.88 GB CPU Intel(R) Xeon(R) CPU E5-2630 v3 @ 2.40GHz GPU(s) GeForce GTX 680 GeForce GTX 970 Page 6
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