Agisoft PhotoScanProcessing Report

18 November 2014

Survey Data

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Fig. 1. Camera locations and image overlap.

Number of images: 574

Flying altitude: 112.363 m

Ground resolution: 0.0348586 m/pix

Coverage area: 0.492515 sq km

Camera stations: 574

Tie-points: 242670

Projections: 824969

Error: 1.59421 pix

Camera Model Resolution Focal Length Pixel Size Precalibrated

Canon PowerShot S100 (5.2 mm) 4000 x 3000 5.2 mm 1.86161 x 1.86161 um No

Table. 1. Cameras.

Camera Locations

-28.6393 m

-22.9114 m

-17.1836 m

-11.4557 m

-5.72785 m

0 m

5.72785 m

11.4557 m

17.1836 m

22.9114 m

28.6393 m

Fig. 2. 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) Total error (m)

3.538660 3.730632 4.338475 6.727711

Table. 2. Average camera location error.

Digital Elevation Model

294.88 m

474.037 m

Fig. 3. Reconstructed digital elevation model.

Resolution: 0.278869 m/pix

Point density: 12.8588 points per sq m