Cite as: |
Scholz, S.; Raffelsbauer, V. & Trachte, K. (2022): <b>laipuna forest orthomosaic RGB April 2022.</b> <i>Available online (http://www.tropicalmountainforest.org/data_pre.do?citid=1961) from DFG-FOR816dw.</i> |
Resource Description
|
|
|
Associated entities to this dataset: |
Attribute Name -- Attribute Label |
Unit |
Attribute definition |
rgbvalue
--
RGB value of imagery
|
no unit |
RGB value of imagery |
Method
(Sampling/processing description of the values of
this attribute by one ore more steps.)
|
--- Step
1
---
|
Title
:
|
orthomosaic from RGB droneimages |
Description
:
|
Drone images where taken with an automated mapping software (UGCS) with following Parameters:
Flight speed: 5m/s
Camera: DJI P4 Multispectral
GSD: 4cm
Forward overlap: 75%
Side overlap: 60%
AGL tolerance: 2m
Double grid: no
Camera Tilt: 85°
Multiband images where postprocessed with Agisoft Metashape:
Stiching: Batchprocess
Batchprocess XML from Agisoft:
<?xml version="1.0" encoding="UTF-8"?>
<batchjobs version="1.8.3">
<job name="AlignPhotos" target="all">
<mask_tiepoints>false</mask_tiepoints>
</job>
<job name="BuildDenseCloud" target="all">
<downscale>2</downscale>
<reuse_depth>true</reuse_depth>
</job>
<job name="BuildDem" target="all">
<downscale>2</downscale>
<interpolation>2</interpolation>
<reuse_depth>true</reuse_depth>
</job>
<job name="BuildOrthomosaic" target="all">
<surface_data>4</surface_data>
</job>
</batchjobs>
Exported as tif with Agisoft Batchprocess
Batchprocess XML:
<batchjobs version="1.8.3">
<job name="ExportOrthomosaic" target="list" chunks="0">
<image_format>2</image_format>
<path>C:/Users/Metashape/Desktop/{projectname}_{chunklabel}.tif</path>
<save_alpha>false</save_alpha>
</job>
</batchjobs> |
Instrumentation:
|
Instrument:
Description: Quadcopter with Multispectral Camera:
Band1:Blue
Band2:Green
Band3:Red
Band4:RedEdge
Band5:NIR
|
Instrument: DJI Phantom Pro 4 Multispectral
|
Vendor: DJI
|
|
|
|
|
|
|
|
|