The process of removing the distortions caused by image perspective (tilt) and relief (terrain)

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2answers
33 views

automatically geo- and ortho- rectify raw Landsat data using DEM

I have a dataset of 20 Landsat scenes (MSS, TM, ETM+) for 20 years (one scene per year). Scenes are in WGS 84, EPSG 32634 coordinate system and I can easily project = geometrically correct them to ...
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1answer
34 views

Automatically georectify raw Landsat scenes

I am working with 20 raw Landsat images downloaded from GloVis, in WGS 84 (EPSG 32634) coordinate system. I need to geometrically correct them to S_JTSK (EPSG 5514). Usually, georectification is done ...
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1answer
25 views

3D rubber sheeting using ground control points

I have 3d lines that I would like to rubber sheet or rectify in 3D (including z rectification). I used ogr2ogr with -gcp, however all the vertex of a polyline were set to a single elevation, and since ...
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0answers
31 views

Mapping from one plane on the other plane despite of masking regions

have a set of data given here, where in the first and second columns there are the sky coordinates (ra,dec) e.g. right ascension and declination, respectively and in the third and forth, the ...
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0answers
34 views

Ortho-rectification of Aerial Image

I took an aerial image of our farm using RC quadcopter. How am I going to orthorectify this image? Please can you help me with detailed instructions/methods involving the process.
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43 views

Suggested Workflow for Generating NITF (w/headers) using Nitro in Python

It seems that there is no real suggested workflow for generating an NITF file from a georeferenced, validated tiff image. Here are my inputs: Pyramid Tiff Image - georeferenced MBR (minimum ...
2
votes
1answer
127 views

georeference and orthorectification of aerial photos

I am trying to process photos taken with a tetracam ADC micro camera placed on a UAV. I have GPS coordinates and mavlink logs providing roll, pitch and yaw of the UAV. I am having a real hard time ...
1
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1answer
166 views

Is Landsat 4-5-7 L1G geometric corrected?

Im using Landsat L1G for our project and need L1G to be geometric corrected for later use. One thing I know for sure that L1G need to be employed a Digital Elevation Model (DEM) for topographic ...
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1answer
345 views

What is the best way to ortho-rectificate image from the plane?

I am very new in GIS and I am trying to ortho-rectificate my images. But after putting it on the map I see that results are not precise. We have images taken from the airplane, it's longitude, ...
2
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2answers
145 views

Batch rectifying 200+ historic aerial images?

I have acquired historic aerial imagery for the surrounding towns, circa 1954, and the images have no georeference. I am looking for software to help me batch-rectify the 200+ images. I have current ...
1
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0answers
57 views

georectification via SLD is not appearing at the correct place

I am trying to georectify layers on the fly (feeded by Geoserver) in OpenLayers. To do so, we have created a style (SLD) in Geoserver that does the georectification provided that we feed it a ...
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0answers
147 views

Error Message Orthorectifying ASTER Imagery in ArcMap 10 with DEM

I am trying to orthorectify ASTER imagery (VNIR, 15m resolution) in ArcMap using an ASTER DEM that I have downloaded from the GDEM website. The area is in the Andes, there are very high elevation ...