Lovehovden
Processing Report
15 February 2022
Survey Data
Fig. 1. Camera locations and image overlap.
Camera Model | Resolution | Focal Length | Pixel Size | Precalibrated |
L1D-20c (10.26mm) | 5472 x 3648 | 10.26 mm | 2.41 x 2.41 μm | No |
Table 1. Cameras.
Camera Calibration
Fig. 2. Image residuals for L1D-20c (10.26mm).
L1D-20c (10.26mm)
1147 images
Value | Error | F | Cx | Cy | K1 | K2 | K3 | P1 | P2 | |
F | 4348.38 | 0.041 | 1.00 | -0.02 | -0.58 | 0.04 | 0.07 | -0.07 | 0.02 | -0.34 |
Cx | 1.96144 | 0.052 | 1.00 | 0.01 | 0.01 | 0.01 | -0.00 | 0.88 | -0.05 | |
Cy | -59.8574 | 0.062 | 1.00 | -0.13 | 0.04 | -0.02 | -0.05 | 0.71 | ||
K1 | 0.00616468 | 2.1e-05 | 1.00 | -0.93 | 0.86 | 0.00 | -0.18 | |||
K2 | 0.0251628 | 8.4e-05 | 1.00 | -0.98 | 0.01 | 0.04 | ||||
K3 | -0.0252945 | 0.00011 | 1.00 | -0.01 | -0.03 | |||||
P1 | -0.000467422 | 3.4e-06 | 1.00 | -0.08 | ||||||
P2 | -0.00337411 | 3e-06 | 1.00 |
Table 2. Calibration coefficients and correlation matrix.
Camera Locations
Fig. 3. Camera locations and error estimates.
Z error is represented by ellipse color. X,Y errors are represented by ellipse shape.
Estimated camera locations are marked with a black dot.
X error (m) | Y error (m) | Z error (m) | XY error (m) | Total error (m) |
1.7662 | 1.3906 | 3.89131 | 2.24794 | 4.49394 |
Table 3. Average camera location error.
X - Longitude, Y - Latitude, Z - Altitude.
Digital Elevation Model
Fig. 4. Reconstructed digital elevation model.
Processing Parameters
General | |
Cameras | 1147 |
Aligned cameras | 1146 |
Coordinate system | WGS 84 (EPSG::4326) |
Rotation angles | Yaw, Pitch, Roll |
Point Cloud | |
Points | 253,314 of 5,004,340 |
RMS reprojection error | 0.146382 (0.233763 pix) |
Max reprojection error | 0.741853 (2.37744 pix) |
Mean key point size | 1.53673 pix |
Point colors | 3 bands, uint8 |
Key points | No |
Average tie point multiplicity | 7.73758 |
Alignment parameters | |
Accuracy | Highest |
Generic preselection | Yes |
Reference preselection | No |
Key point limit | 60,000 |
Tie point limit | 0 |
Exclude stationary tie points | Yes |
Guided image matching | No |
Adaptive camera model fitting | No |
Matching time | 7 hours 13 minutes |
Matching memory usage | 4.03 GB |
Alignment time | 3 hours 29 minutes |
Alignment memory usage | 4.18 GB |
Optimization parameters | |
Parameters | f, cx, cy, k1-k3, p1, p2 |
Adaptive camera model fitting | No |
Optimization time | 26 seconds |
Software version | 1.7.2.12040 |
File size | 611.11 MB |
Depth Maps | |
Count | 991 |
Depth maps generation parameters | |
Quality | High |
Filtering mode | Mild |
Processing time | 1 hours 23 minutes |
Memory usage | 4.23 GB |
Software version | 1.7.2.12040 |
File size | 7.05 GB |
Dense Point Cloud | |
Points | 98,707,509 |
Point colors | 3 bands, uint8 |
Depth maps generation parameters | |
Quality | High |
Filtering mode | Mild |
Processing time | 1 hours 23 minutes |
Memory usage | 4.23 GB |
Dense cloud generation parameters | |
Processing time | 10 hours 15 minutes |
Memory usage | 36.38 GB |
Software version | 1.7.2.12040 |
File size | 1.92 GB |
Model | |
Faces | 19,376,931 |
Vertices | 9,702,289 |
Vertex colors | 3 bands, uint8 |
Texture | 4,096 x 4,096 x 10, 4 bands, uint8 |
Depth maps generation parameters | |
Quality | High |
Filtering mode | Mild |
Processing time | 1 hours 23 minutes |
Memory usage | 4.23 GB |
Reconstruction parameters | |
Surface type | Arbitrary |
Source data | Dense cloud |
Interpolation | Enabled |
Strict volumetric masks | No |
Processing time | 38 minutes 25 seconds |
Memory usage | 51.41 GB |
Texturing parameters | |
Mapping mode | Generic |
Blending mode | Mosaic |
Texture size | 4,096 |
Enable hole filling | Yes |
Enable ghosting filter | Yes |
UV mapping time | 2 minutes 33 seconds |
UV mapping memory usage | 4.78 GB |
Blending time | 18 minutes 24 seconds |
Blending memory usage | 8.58 GB |
Software version | 1.7.2.12040 |
File size | 1.02 GB |
Tiled Model | |
Texture | 3 bands, uint8 |
Depth maps generation parameters | |
Quality | High |
Filtering mode | Mild |
Processing time | 1 hours 23 minutes |
Memory usage | 4.23 GB |
Reconstruction parameters | |
Source data | Dense cloud |
Tile size | 256 |
Face count | High |
Enable ghosting filter | No |
Processing time | 4 hours 2 minutes |
Memory usage | 6.01 GB |
Software version | 1.7.2.12040 |
File size | 1.57 GB |
System | |
Software name | Agisoft Metashape Professional |
Software version | 1.7.2 build 12040 |
OS | Windows 64 bit |
RAM | 127.71 GB |
CPU | Intel(R) Xeon(R) Gold 5122 CPU @ 3.60GHz |
GPU(s) | Quadro P5000 |