A raster dataset composed of two or more merged raster datasets—for example, one image created by merging several individual images or photographs of adjacent areas.

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4
votes
3answers
114 views

Reproject raster with FME

I have multiple .tiff + .tfw files in EPSG:3067, which I need to reproject to EPSG:3878. I tried to do it with FME, and succeeded, kind of. The geotiffs are placed well, but some weird white area ...
2
votes
1answer
31 views

Determining hardware requirements for mosaic dataset operation to work properly?

I've been building mosaic datasets in ArcGIS, but have been having mixed results depending largely on the number of cores on the computer being used to build the mosaic dataset. For example, on a ...
1
vote
0answers
15 views

How does “Mosaic to New Raster” tools works? How does it treat pixel values?

I'm working with arcGIS. I have mosaicked 8 rasters with values ranging from -408 to 180. The new mosaic shows pixel values ranging from 0 to 180.Then I compared cell by cell values from the original ...
0
votes
0answers
28 views

Mosaic Rasters Arcpy

I am trying to mosaic numerous rasters with the following code: import arcpy import os arcpy.env.workspace='H:\Sheyenne\Normalized_Indices\Fuzzy_Overlay' List1=arcpy.ListRasters('*.tif') ...
1
vote
2answers
46 views

What method does QGIS Merge Rasters tool use?

I am trying to merge rasters in QGIS and want to set a priority order for merging so that the values from the highest priority raster are used in overlap areas (the “FIRST” merge/mosaic method, I ...
1
vote
0answers
30 views

Align Geotiff images in Qgis

I generated 3 drone maps of one area. The individual images were stitched using dronedeploy. Each map has some overlap with others. I imported all 3 geotiffs as rasters in Qgis and overlay them. ...
1
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0answers
21 views

Adding rasters to mosaic dataset?

I'm working with an ArcSDE geodatabase v 10.0 in SQL Server 2008R2. I added more than a dozen of rasters w/o problem. Server: WIN 2008R2 12GB RAM SPACE: 1TB Created a mosaic dataset (empty) w/o ...
3
votes
1answer
49 views

How to set visibility scales for ArcGIS for Server image service?

I have created a mosaic dataset in ArcGIS 10.3.1 and from it I created an image service which works okay. However, how would I set the visibility scale range on this service so that, for example, the ...
2
votes
1answer
26 views

Create MosaicDataset with 12 Bits

I'm using ArcGIS 10.3.1, and I want to create a mosaic dataset, but my rasters are in 12 bits, and a mosaic doesn't have this option. What can I do?
1
vote
1answer
36 views

Zonal Statistics with very large mosaic in ArcGIS

I have the complete National Elevation Dataset from USGS in over 3000 ArcGrid files (coming to almost 190 GB), and a polygon shapefile of Colorado counties. I'm trying to use ArcMap Zonal Statistics ...
1
vote
1answer
264 views

Exporting .tif from referenced mosaic dataset does not use functions in raster dataset

Very frustrating little issue in ArcGIS 10.1 -- I have a referenced mosaic dataset of terrain data that has a series of functions inserted (slope and several iterations of a statistics function to ...
2
votes
2answers
75 views

Displaying attributes for features within current map extent in ArcGIS Desktop?

I have found Landsat 8 PanSharpened WMS service here. It is a mosaic made by Esri. I can open attribute table of this mosaic dataset. Can I sort rows of attribute table to see only rows related to ...
0
votes
0answers
34 views

Final data not same after Mosaic feature of ArcGIS for Desktop?

I am a novice user of ArcGIS for Desktop. I have two raster files. One with a terrain where a river exists, and the other raster with the bathymetry information of that same river. When I use ...
4
votes
2answers
467 views

How to create a mosaic in QGIS with cutline and feathering for Landsat-8 imagery

1 - I have two scenes Landsat-8 RGB 6/5/4 and I need to mosaic them: 2- This is my cutline in polygon format that will smooth the overlapping area: 3 - So, I need to create a mosaic with ...
1
vote
0answers
25 views

Gaps in Mosaic Dataset made in ArcMap 10.0 SP5

I have created a mosaic dataset and then filled it with a set of georeferenced ECW images using the "Add Rasters to Mosaic Dataset" tool. The problem is that when I export the map to PDF at a large ...
1
vote
0answers
19 views

Why there is a shif in MODIS coordinate (compared with Landsat/google earth image) after mosaicing and subsetiing the study area?

I am facing some difficulties in processing MODIS data set. To have MODIS data over my study area, I need to mosaic two tiles of MODIS (h29 v12 and h30 v12). I have used the MRT tool by NASA (the ...
1
vote
1answer
33 views

aerial photo to georeferenced mosaic with X,Y, Z, omega, phi, kappa

It's worth mentioning that I'm not very experienced. I have a bunch of aerial photos acquired with digital camera. Photos were taken by night to detect streetlights. Each has 60% forward overlap. I ...
1
vote
0answers
15 views

Mosaic overlapping, irregular raster layers produces grid of NaN

I am trying to use the SAGA - Mosaic operator in QGIS 2.14.0 to mosaic two viewshed raster outputs I have. The viewsheds are irregularly shaped and overlap considerably, thus the need for the Mosaic ...
1
vote
2answers
227 views

What is the difference between mosaicking and merging?

What is the difference betweem image Mosaicking and Merging?
4
votes
1answer
580 views

Merge to New Raster resulting a raster with cell value 0 to 255

I am using the mosaic to new raster tool to mosaic two rasters together, one 2-bit and one 4-bit, and the output raster has given all the previously nodata pixels the value 3. Some of the pixels in ...
1
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0answers
28 views

Resolution changing between mosaic dataset and output from mosaic to new raster tool viewed in ArcScene?

ArcScene cannot accept the mosaic dataset (Raster 1) so I used the Mosaic to New Raster tool to create a raster (Raster 2) that we can use in ArcScene. The problem which I face is the resolution in ...
3
votes
0answers
103 views

gdal_retile.py leaving gaps in mosaic

I'm trying to create a seamless mosaic from the FAA's VFR aeronautical charts using gdal_retile.py. The end goal is to serve the mosaic using the ImagePyramid extension in GeoServer. However, I'm ...
0
votes
0answers
28 views

Generating a High RES Orthomosaic

I'm looking into generating a high resolution orthomosaic of a 10km x 3km area at 2cm/px resolution. I don't need a good quality DEM product but just a stitched, georeferenced orthomosaic. Will need ...
2
votes
2answers
67 views

Using Mosaic to New Raster in ModelBuilder?

I have a large number of airphotos giving coverage of an area going back decades. - someone may have a smoother means to accomplish my goal here. I'm weak in Python sadly. I'm attempting to ...
1
vote
1answer
17 views

How can I create an aggregate GDAL dataset with a specific ordering for overlapping regions?

I have a number of raster datasets (with common projections, pixel sizes, and pixel alignments) that I want to mosaic into a single dataset. The source datasets overlap in a number of areas; in those ...
3
votes
1answer
183 views

How can I use GDAL Merge with multiple files in one folder in python 2.7?

I have multiple files in one folder which are called, for example: 049.h11v11.hdf, 049.h11v12.hadf, 049.h11v13.hdf, 065.h11v11.hdf, 065.h12v12.hdf, and so on. The first 3 numbers are the julian day of ...
0
votes
0answers
20 views

Time Aware Master Mosaic - error in time slider

I have a set of about 30 Mosaic Datasets each containing a year's worth of monthly rasters. These are time-aware, using an added column "TimeStamp" of type 'Text' and format YYYY/MM. Each of these ...
0
votes
0answers
18 views

Raster colormap setting in Arcmap not honored in GP tool

I am working with digital versions of paper maps. Here is what I am attempting to do: In Arcmap determine the value in a raster's colormap that is the undesired black mask / "no data" section. Set ...
1
vote
1answer
146 views

Converting GeoTIFF into non-compressed format for WhiteBox?

I am looking for an opensource solution to create a seamless air photo mosaic. I came across WhiteBox from the University of Guelph which seems like it might do the trick, but it does not support ...
1
vote
1answer
23 views

Over writing one large DEM over another in QGIS or GDAL

I want to over write/mosaic one large DEM (around 3gb file, Geotiff) over another. What is the best way to do this? Both cover roughly the same region, one is based on 2m res LiDAR, the other 1m res ...
1
vote
1answer
49 views

Processing time/speed for Mosaic to New Raster

I have a question on speeding up “Mosaic to New Raster” or finding an alternative. After completing a suitability analysis we are trying to define movement corridors. We used a modified CircuitScape ...
0
votes
1answer
48 views

Uncompressed size of ASTER DEM tile is 0 Bytes

I have downloaded ASTER DEM tiles(n=400), I have to merge/mosaic them. While doing so I got a problem with one tile which does not merge but displays correctly. I have downloaded it again but still I ...
1
vote
1answer
234 views

Add Raster To Mosaic Dataset: Could not recommend a data source crawler for the specified input

I'm trying to add rasters (TIFF) to a Mosaic Dataset after adding some rasters, the process fails with the message. ERROR 999999: Error executing function Could not recommend a data source crawler ...
5
votes
2answers
6k views

Combining two adjacent raster datasets

I am trying to figure out how to combine two adjacent rasters into one raster using ArcMap 9.3.1. The problem I am having is that there appears to be a gap in the data. I would like to be able to ...
0
votes
0answers
13 views

Using selected footprints in ArcGIS Mosaic to define which areas are nodata?

I have a raster mosaic (v10.3.1) which has some near black remnants outside the the imagery borders. I cannot define no data to a specific value because the values are variable ie. sometimes 1,2,1 or ...
0
votes
0answers
12 views

Working with mosaicing soil raster data into one raster format?

I want to use ISRIC 1 km soil grid for run off modeling is possible to Mosaicing soil grids at different depth for example 0-5cm depth Geo tiff, 5-15cm depth Geoff, 15-30cm depth Geo tiff.... and make ...
0
votes
2answers
320 views

Mosaic To New Raster - Raster Cells Shift

I have wind raster datasets for the U.S. that are organized by state and I would like to merge these datasets to get one map of the whole U.S. I am new to using ArcGIS and through some research I ...
1
vote
0answers
34 views

Attribute table not changing when using Mosaic on rasters

I'm looking to "merge" 2 rasters together. One is the original base land cover raster with 6 classifications/land use classes. The other is a raster from converted polygons that are essentially ...
1
vote
1answer
75 views

No Data in raster while Mosaic using ArcGIS

i have several tif files, which some of them have No data values. when Mosaic these files the ArcGIS replace the NoData value with black color RGB(0,0,0). I want to keep the No data value in the ...
0
votes
0answers
77 views

How to “mosaic” rasters and keep attributes

I have individual 10 m raster files (with both quantitative and qualitative data) for each state and need to combine them into a national dataset. But, when using a mosaic it seems that the attributes ...
1
vote
0answers
84 views

how to publish 15000 TIFF files on GeoServer

have ortophotos of an area that I need to serve as a baselayer of my map in openlayers, i'am using geoserver and php5. i have 15000 files (1000MB each) in raw TIFF format with corresponding TFW word ...
2
votes
2answers
480 views

Rasters added to mosaic dataset only display at large acale

I have a set of 357 rasters in .jp2 that I've added to a mosaic dataset. All but 7 of them display properly, but the 7 only display at larger scales, around 1:6500 and under. I've tried adding them ...
2
votes
1answer
67 views

Clean up edges in raster mosaic

I have made a mosaic of several old orthoimages. If it's possible, I'd like to do two things with the mosaic. First item is to remove the edges of the smaller rasters that show up in the mosaic, so ...
0
votes
1answer
37 views

Selection exceeds the maximum allowed per request download limit cannot download more than a max of 20 rasters at time

Selection exceeds the maximum allowed per request download limit cannot download more than a max of 20 rasters at time I couldn’t figure out why the when I select more than 20 raster and try to ...
2
votes
1answer
566 views

Combine two grids with a small area of overlapping pixels to a new raster in QGIS/SAGA

The first grid is 1 byte and the second is 2 byte. The new raster should have a blended transition. How can i do this?
0
votes
0answers
33 views

The 'mosaic' of my maps on Qgis won't show up in the work space but individual maps do

I have made a 'mosaic' of my maps on QGIS (version 2.10.1-Pisa) yet when I select and un-select each individual map it appears and disappears. I won't 'zoom to layer' and even when 'shown in overview' ...
2
votes
1answer
50 views

ArcGIS: Produce a raster mosaic dataset using a spatial query on another mosaic

Using ArcGIS 10.1 (Build 3143) I would like to create a relatively small raster mosaic dataset (the size of a city) based on a larger, existing one (the size of a state) using a single feature class ...
2
votes
0answers
39 views

Mosaic DEM has large pixel when displayed in ArcMap?

I created a mosaic dataset in ArcMap 10.2 from tiles of ASTER DEM's at 30m resolution. I am attaching the image of what my export looks like. You can see that there are extremely large, alternating ...
0
votes
0answers
25 views

mosaicking “TIMESAT” results

Is it possible to mosaic "TIMESAT" results (.tpa or .tts) of different MODIS tiles which of course have different number of rows and columns?
0
votes
0answers
56 views

Using imagine image in arcgis, coordinates don't exist in the spatial reference

I have a processed imagine image with the extension .img and it doesn't import into arcmap correctly. When I try to bring it in it says the coordinates are not in the spatial reference. When I ...