Aligning geographic data to a known coordinate system so it can be viewed, queried, and analyzed with other geographic data.

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-3
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0answers
22 views

Choosing georeferencing software? [on hold]

Can anyone tell me what is the best & suitable way to image rectification (geo-referencing)? like: google earth, bing etc etc
0
votes
0answers
16 views

Snap Ground Control Points (GCP) after georeferencing?

Does anybody know if it is possible to snap GCP:S after a georeferencing has been made? The coordinates are saved in a *.points file when using the georeferencer in QGIS and I am looking for a ...
-2
votes
1answer
29 views

How to georeference Satellite images in QGIS acquired from LANDSAT?

I'm trying to georeference and later obtain spectral bands of a given specified region but I can't find a way to georeference it because its difficult to find the control points in the images acquired ...
0
votes
0answers
20 views

How to georeference Satellite images (of an agricultural land) in QGIS acquired from LANDSAT? [duplicate]

I'm trying to georeference satellite images of an agricultural area but its getting very difficult to find the required control points to do so. Is there any way around it?
0
votes
0answers
27 views

How to save a georeferenced image in jpeg2000 in qgis?

I'm georeferencing an jpeg2000 image in qgis, but qgis is only capable to save it in geotif, but gdal would be able to save it in jpeg2000. How should i modify this script: "gdal_translate -of GTiff -...
0
votes
1answer
23 views

What are the corner coordinates of a global map in meters?

We all know that the corner coordinates of a global map in degrees are -180, 90; -180, -90; 180, 90; and 180, -90 (top left; bottom left; top right; bottom right). So what are the corresponding ...
0
votes
2answers
19 views

how to project modis blue marble image?

I have combined MODIS blue marble images into a mosaic, a screen shot of the mosaic raster image with its source info opened in arcmap is attached. The file source shows that it has angular ...
0
votes
1answer
17 views

Adding Basemap to ArcScene?

I want to add a basemap under my 3D bar chart of density. I tried a lot by couldn't add the basemap in ArcScene. I want a map like the one below.
1
vote
1answer
89 views

Georeferencing a map without much info

I have part of a topographic map with contour lines and height points, but I don't have any further info about it. I know it must be in Balkan Zone 7 CRS and nothing more. How should I georeference ...
0
votes
0answers
7 views

Reprojecting Modis data using MCTK Aand MRT

I am trying to re-project MODIS product MOD15A2H Fpar product. I need my data to be georefrenced so That I can create ROIs and find pixel values. However, I am having trouble georeferencing the data ...
1
vote
1answer
23 views

Change project CRS = discard GCPs?

[Using QGIS 2.12 Lyon on Mac with OS X 10.10.5] I am struggling to georeference some old hydrographic survey maps that are in the form of TIFF files (.tif). If I open the georeferencer tool and set ...
1
vote
1answer
41 views

QGIS “Raster->Georeference” menu item not showing up

I am using QGIS 2.12.0 Lyon. I have installed a plug-in called "Georeferencer GDAL" and the version of that plug-in is 3.1.9 . [I am working on a Mac which is running OS X Yosemite 10.10.5.] I am ...
1
vote
1answer
37 views

Fixing python error in QGIS Freehand raster georeferencer plugin?

I am using QGIS 2.8.9 stable release in the 32bit form on a Windows 7 64 bit compatible PC. I want to use the Freehand raster georeferencer plugin. It installs without difficulty but when I try to ...
0
votes
1answer
31 views

Auto-Create polygons from Geo-referenced PDF

Is it possible to automatically create polygons/features from a georeferenced PDF? I'd like to geo-reference an expanded view of the below linked pdf, and then have each of the tracts created ...
2
votes
1answer
52 views

georeferencing swisstopo print

when i tried to georeference a printout from map.geo.admin.ch, either the result got turned some degrees, or the height got compressed or both. using the helmert transformation gave me the best ...
0
votes
1answer
39 views

changing projection hides raster

I have a map georeferenced in georeferecer plugin in QGIS. I have loaded it in qgis. It shows strangely (wrong aspect ratio than I expect). I am changing projection (bottom right "OTF" projection) ...
1
vote
0answers
37 views

QGIS: georeferencer, resolution-dependent behaviour, why resolution is negative

I am trying to georeference sovet military maps from maps.vlasenko.net. I have manage with one, but to my surprise I am failing badly with georeferencing a second file (M33-3 map). Let me go piece ...
1
vote
2answers
55 views

Speeding up (automating) QGIS georeferencing process?

I georeference a lot of maps with QGis using a combination of visible street intersections on paper maps and right clicking on those intersections inside of maps.google.com and clicking "what's here?",...
2
votes
0answers
29 views

Automated georeferencing based on topological point pattern matching in ArcGIS

I have a lot of building plans (PDF/PNG format) which I would like to automatically georeference. I have the base map "OS Mastermap Mono", which is use for a lot of the building plans. If I use ...
0
votes
1answer
38 views

Determining coordinates for CAD file using ArcGIS for Desktop?

I have a CAD file of a building and I want it to be replaced on Google Maps with coordinates. The DXF-file is on a local coordinate system (undefined). I convert this file to SHP-file for editing. I ...
1
vote
1answer
61 views

Raster to vector data generation problem

I am trying to generate lee multiplier zone (see map please) from raster data using georeferencing and digitization. See this map only contains THREE layers! Lee Multiplier Coastal boundary Cities ...
2
votes
1answer
51 views

Digitizing jpeg image or georeferencing it first?

I'm a new learner when it comes to QGIS. I have a jpeg image and I want to convert it into a shapefile. The problem is when I polygnized it, the resulting image is inverted. So i decided to just ...
1
vote
0answers
65 views

Problem aligning historic map of Poland [closed]

I have downloaded a historic map of Poland. I am having a problem aligning it to a modern map. I have tried various methods and coordinate system using over 50 points, but nothing works. It gets close,...
0
votes
0answers
14 views

Cropping out overlapping raster areas from old maps?

I am trying to take out the white bordered areas from my crop lines from multiple PDF maps I georeferenced and now exist as rasters. My goal is to mosaic or merge them all together to have a seamless ...
1
vote
1answer
75 views

How do I get dwg file in Autocad Civil 3D to align with a georeferenced shapefile and attach coordinate system?

I am working on a project mapping Rockingham castle for a event help there in August and am mapping the layout and camping area. I'm looking at taking over from the person previously performing this ...
3
votes
1answer
51 views

Which CRS would be the most appropriate to georeference a map of Egypt?

I'm trying to georeference a geological map of Egypt from 1981, but I don't know which CRS to chose, either the transformation type nor the resampling method... And once the georeferencing of the map ...
3
votes
1answer
21 views

georeferencing raster data with unknown CRS

I’m new to QGIS and georeferencing raster data. I have a raster dataset with unknown CRS. The coordinates for goerefencing the raster data with reference points (x = 589 Y = 1483 / x = 500 Y = 1500) ...
1
vote
0answers
49 views

QGIS georeferenced image does not apear in the map area

I'm having issues with some georeferenced images in QGIS 2.10.1-Pisa. I generally georeference PDF's of new land subdivisions over aerial photos to get the layout of the new subdivision, generally ...
1
vote
1answer
63 views

Building georeferenced GeoTIFF from mbtiles automatically?

I want a georeferenced raster.In that way I don't have to georeference this raster manually . I know that geotiff has the georeference inside it , I got the mbtiles of the map how do I build the ...
3
votes
2answers
129 views

How georeference a dxf file in QGIS 2.14?

In Illustrator I exported a PDF as dxf and inserted it in QGIS as Vector and obtained 2 layers as points and lines but it is misaligned and in a unknown location. I know georefecence a raster file, ...
2
votes
1answer
52 views

Georeferenced TIFF to Google Earth?

I have aerial view images (.TIFF) which I have georeferenced using ArcMap 10.4. What I am trying to do with the images is export them with the georeferenced data attached and import them to Google ...
2
votes
1answer
155 views

QGIS 2.14 Georeferencer Issue

Am having an issue with the QGIS Georeferencer - I start with a fresh canvas but for some reason, the points always end up shifting a great amount (see screenshot). I've double checked my points, and ...
4
votes
2answers
68 views

Options for Aerials QGIS 2.10

I'm looking for options to add aerials to my QGIS Project. The OpenLayers plugin doesn't work (it says it's only available for versions 2.0 - 2.2), so I'm stuck moving from ArcMap to QGIS. Is there ...
9
votes
4answers
202 views

Creating photogrametric point cloud of an object from distributed photographs, here: Making accurate 3D model of building using UAV imagery?

Is there a way of creating a photogrametric point cloud from a set of densly distributed photographs of an object? Application: I am trying to investigate if creating a 3D model (point cloud) of the ...
0
votes
1answer
30 views

Managing Many Georeferenced Large Files in ArcMap?

Does anyone have any ideas on how to best handle many large georeferenced files in an ArcMap Document? I have somewhere around 250 individual historic aerials (none being in the same place or from ...
2
votes
0answers
27 views

Tiff will not update georeferencing

I am having a problem georeferencing. I have a photograph (.tif) that will not save georeferencing. When the .tif raster appears on the table of contents, there is a ":0" added to the end of the ...
0
votes
1answer
19 views

Compute GCP values for gdal_translate in a PNG image

I am using the incorrect GDP for gdal_translate based on gdlainfo command line since image is offset from correct location. Image is at correct location when I use QGis GeoReference using my clicked ...
2
votes
1answer
62 views

Georeference automaticlly in QGIS

In ArcGIS the function called "Auto Registration" and it can automatically georeference raster Is there a way in QGIS to do the same? I seek in the transformation settings and in the setting ...
1
vote
1answer
21 views

Georeferencing files that are orthogonal to a point on a sphere

I have about 65000 photos, each of them a square where an inscribed circle is radius 1 degree. Each of these photos has an associated latitude and longitude of the center. I'm trying to figure out ...
2
votes
1answer
46 views

display historical map without georeferencing?

I have a historical map of Rome that was published as 46 separate sheets. I'd like to scan these sheets, mosaic them together, and display them as a single map. I've tried to georeference a few of the ...
1
vote
1answer
42 views

Spatially matching Landsat images in ArcMap?

I'm trying to look at the desiccation of a lake over a number of years using images from different Landsats. However when I import the different years into arcmap they are completely unsynchronized. I ...
4
votes
1answer
107 views

Georeferencing Himawari-8 in GDAL (or other)

Does anyone know the appropriate project information to georeference (and hence reproject) Himawari-8 AHI data in the IR? The images are 5500x5500 pixels. Currently I try these: ulx=-5570248.832537 ...
1
vote
0answers
36 views

Control points in IAdjustXForm for georeferencing of raster (ArcObjects)

I am trying to create a georeferencing tool using ArcObjects in VB.Net. Though only a little text is available on this topic in forums as well as from ESRI; I found an esri article that states the use ...
2
votes
1answer
89 views

How to georeference a tile downloaded from Google Maps

I'm trying to georeference a set of image tiles downloaded from a Google Maps site. Based only on each image's Google Maps grid reference and zoom level, how can I calculate the real-world coordinates?...
1
vote
2answers
45 views

determining GPS points from a grid in meters

I am new to GIS use and I have a plan (scanned from paper, old fashion) with a grid of 5x5 meters cells and a GPS point in the middle. I wish to georeference my plan, but I only have one known point. ...
0
votes
1answer
47 views

Why do we georeference from the image to the shapefile (and not the other way around)? [closed]

Why do we georeference going FROM the image, TO the shapefile (and not the other way around)?
0
votes
1answer
43 views

I want to have two raster data sets overlay

I am using ArcGIS 10.3 I have 2 raster datasets with different coordinate systems, but they are the same county (just different databases). When I add them to the same map layer they are far away ...
1
vote
0answers
42 views

Google Earth Extension to export georeferenced image?

Has somebody coded an extension to Google Earth that will export a georeferenced image from google earth? Google Earth and Google Earth Pro only export the image *.jpg *.png etc and don't export the ...
0
votes
1answer
53 views

metes and bounds from historic plans

I have an historic map from 1912 in feet and has metes and bounds displayed. I am going assume one point on the map (a lot boundary intersection) is the same as it is now and then use the metes and ...
1
vote
1answer
88 views

QGIS georeference raster to world file (WLD)

I am trying to georeference a raster (jpg). I can easily create a geotiff, but when trying to use the QGIS georeferencer to create a wld file instead, something goes wrong. I have the target CRS set, ...