Questions tagged [mosaic]
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.
385
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Color correcting/balancing for mosaic hyperspectral raster images
I have two rasters (hyperspectral images with 810 bands). I need to mosaic them, and I am doing it in ArcMap using Data management tools>Raster>raster dataset>create raster dataset>mosaic. ...
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After adding rasters to mosaic I can't see new raster without zooming in
Trying to merge rasters to mosaic with properties shown in picture below. After finishing, I can see new raster only after zooming in. Anybody knows how can I see raster without zooming in?
I tried ...
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Mosaic to New Raster output discolored
I am attempting to mosaic 3 .tif files together using the Mosaic To New Raster tool in ArcGIS Pro. However every time I run the the tool the output comes out discolored (see attachment).
I have ...
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Visualize mean NDVI for the past 4 years Jan to Dec to distinguish cropland in GEE [closed]
My goal is to perform supervised classification in a large area using Landsat 8 images. Since the area has a lot of vegetation, it is challenging to accurately distinguish agricultural areas. To make ...
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28
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How to change the nodata value in mosaic
When I add a raster to a mosaic dataset, the NoData value becomes black. How to change the NoData value back to transparent? I want to create a cache file and upload it to ArcGIS Online. If there's ...
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How to mosaic two different land cover together in Google Earth Engine (GEE)
I have two different landcover class first code give me NDVI with 4 class(low-ndvi, moderate-ndvi, high-ndvi, very-high-ndvi) and second code (supervised classification) that is give me 2 class (water ...
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Mosaic() function changes scale in GEE and disable Map.onClick to show results in Google Earth Engine (GEE)
I am trying to compute EVI and NDVI series for a period of three months for a random German forest area. The idea is to compute the VIs from all available sensors to get the best temporal resolution. ...
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ASC to TIFF Conversion and File Merging using ModelBuilder
I am using ModelBuilder. I would like to:
Convert catalog ASC files to TIFF format.
Merge TIFF files into a single file.
I am able to accomplish the first step successfully, but I'm struggling with ...
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172
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Mosaic and merge rasters iteratively using R raster package
I have a list of RasterStack objects. Some of them overlap and some of them do not. I need to merge all the files into a single RasterStack object to finally export it as a GeoTiff file.
My approach ...
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Successfully mosaicking rasters in R, but the analysis is not showing values
I am mosaicking three rasters together. The raster are mosaicking together successfully and will plot but any analysis of the rasters returns NA. Here is the code:
import <- raster("...
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I can’t export the mosaic to Google Drive, it is exported in parts and weighs a lot
var collection = ee.ImageCollection('COPERNICUS/S2')
.filter(ee.Filter.lt("CLOUDY_PIXEL_PERCENTAGE", 10))
.filterDate('2022-07-01','2022-08-30')
.filterBounds(geometry2) ;
print(...
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91
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How to create geometries with multiple outer polygons in mosaic
I am using Databricks Mosaic, where I am parsing an OSM PBF file and trying to convert it into spatial geom types [line, point, polygon, etc.]. I am able to process the relation having one outer ...
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1
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194
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Merge multiple geo-referenced *,jpg files into a GeoTIFF in QGIS
I have a set of georeferenced *.jpg files from a UAV flight and want to merge them into a GeoTIFF Mosaic. Is it possible in QGIS ?
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How to merge overlapping raster data sets in GDAL for Python to select maximum value at each pixel
I am trying to merge a variable number of geotiffs into a single, clipped output geotiff, using GDAL 's Python bindings (or via command line).
Requirements:
there will be 2 to N input files each time
...
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36
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Why can't my sentinel_1 image dataset be fully mosaicked?
I screened the VH polarization bands of the Sentinel1 images at different dates and mosaicked them, but the final mosaic images obtained were incomplete and only partially.
Here is my code
var ...
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108
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Mosaic to New Raster; Mosaic Function changes colors of images
I am working with a 5 band multispectral image with uneven lightening.
I clipped the disturbed area out, corrected it, then tried to insert it back into the image.
When I try to combine the two images ...
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70
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Flow direction outputs (ArcGIS Pro: Hydrology Tools) returning 255 values rather than 8 (D8 settings)
I am working with 10-meter resolution digital elevation models to produce flow direction raster images to be used ultimately for the watershed tool in ArcGIS Pro. When I use one DEM at a time, things ...
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59
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Merge rasters and export to new tile size
I have 350k DTM TIFFs in 1km² tiles. I have a shape with 2km² polygons covering my area and I need to merge every TIFF that falls into one of these polygons on the polygon basis.
In the end I'd always ...
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83
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Block adjustment does not generate image shift in mosaic dataset
I am trying to use block adjustment to align multiple Worldview-3 images in a multispectral mosaic dataset in ArcMap v10.8.2. My problem is that after generating tie points and control points and ...
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57
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Get mosaic images metadata using CSW
I am trying to get metadata of each mosaic image element defined with its attributes using datastore.properties postgis indexing method. Is it possible to get that info in some way using Geoserver CSW ...
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43
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Raster merge in QGIS still displays boundaries
I am merging 43 raster .BIL files and while the merge function works, the boundaries between the images are still visible. I have tried different settings in the Mosaic raster layers tool and the ...
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Feed pixel type of tiles into MosaicToNewRaster()
I am automating the creation a mosaic raster dataset from thousands of individual elevation tiles and am tying to extract the pixel type metadata from the input tiles and specify this pixel type in ...
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Making a mosaic with two Sentinel 2A raster
I have two Sentinel satellite images of a region that I want to tie together in ArcMap 10.8.2. I've used composite bands for the single rasters and they appear on layers, then I have done the mosaic ...
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219
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GEE CoLab How to clip a mosaic to a geometry from a shapefile?
Is there a way I can somehow grab the geometry from a polygon in a shapefile and use that to cut out my Landsat mosaic? I want my mosaic only to appear within the black-outlined polygon below.
Map = ...
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294
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Rasterio merge creates white stripes when rasters overlap and one of them has null value
I'm trying to merge 4 rasters I have in order to create mosaic.
However, when I merge them, I get white stripes on the area where they overlap,despite the fact that one of them has non-null values on ...
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22
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Creating mosaic with filenames for each pixel in ArcGIS Pro
I am producing mosaics from multiple processed landsat scenes. The final product contains maximum values from several rasters. I would like to connect the value in each pixel of the mosaic to the ...
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205
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Create H3 hexagons Mosaic
I am new to using Mosaic on Databricks. The task is to create a Heatmap with the counts within Hexagons of H3 resolution. Since the dataset is quite large I am opting for Mosaic. As the first step I ...
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290
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Merging/mosaic raster list or raster stack
I am trying to figure out proper solution to combine >100 raster images. These raster images are individual animal utilization distributions (values 0-1) that are modeled using dynamic brownian ...
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421
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GeoTIFF COG Mosaic, Custom Projection, OpenLayers
TL;DR
I have a collection of 50 COGs in NZTM projection. The COGs are aligned in a seamless grid. I'd like to use these COGs in a similar method to mosaicJSON on like a VRT online, wherein, I can ...
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155
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Recursively mosaic rasters by directory (year) in R
I have hundreds of rasters spanning 10 years, files are stored by year (e.g., 2020, 2019, 2018, etc.). I would like to mosaic all the raster files within a directory, move to the next directory and ...
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90
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GeoServer problem on WMS call when the image changes
We started to work with GeoServer a few months ago.
We encountered a problem that we cannot answer, linked to the interaction with GeoServer and SLD service plugin.
As follows a simplified ...
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337
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How to mosaick two raster images (NDVI and NDWI) as one layer in GEE?
Main gist (question)
I'm trying to mosaic NDVI and NDWI layers into one layer using GEE (python).
This is for having land part of the map covered by the NDVI results and the water part of the map ...
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185
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Merge rasters and clip by a shapefile
I was wondering how to merge multiple TIFF files together and clip the mosaic by the bounds of a intersecting shapefile. I've been able to merge them and output as a .tiff, but am not sure how to to ...
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114
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Using Mosaic + Orthophotos to create Mosaic produce overlap error?
I am using Mosaic + Orthophotos from the package from Datem Software. I have 7 photos that I need to generate Mosaic from Orthophotos . I am not very familiar with this software and just learn how to ...
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Mosaic Dataset Artifacting when out beyond 1:500,000
See below, I get these areas of white where the datasets aren't loading in certain areas unless I zoom in past 1:500,000. The data is comprised of a hillshade and an elevation with 50% transparency ...
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r Terra Mosaic Raster uses huge amounts of memory and takes too long - any alternatives?
I built a process using google earth engine code editor to output a raster of urban land cover in Wisconsin. Google exports these as 210 shard which are geotiffs ranging from 2-100mb in size. Most are ...
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How to Mosaic to Raster multiple combinations in dataset
I am trying to Mosaic to Raster differing combinations of rasters based on portions of their names.
I have only rasters in a GDB for with the following naming convention example:
g203_DEP_0035Y_OW_LS, ...
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161
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Adding Mosaic Raster into SDE
I am georeferencing OS 25 and 50K TIFF images in ArcGIS Pro. I have created a raster dataset and use the mosaic tool to 'patch' all the SKs together.
The data has to sit within SDE to be able to feed ...
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253
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ArcGIS Pro - Weird boxes when zooming into mosaic raster
I have several large mosaic raster datasets of digital elevation models on my external hard drive. For some datasets I experience weird glitches when zooming in. E.g. At a scale of 1:65000 the raster ...
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108
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Rendering geotiff raster on QGIS
I have various GeoTIFF raster image that I display on QGIS (3.2 or 3.4) - ortomoisaic created with agrisoft metashape
Sone raster (between 1 to 4 gb) are very slow to render/zoom on QGIS, while other (...
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470
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Mosaic images in an image collection based on date of acquisition
I have an image collection which has undergone certain processes such as resampling and rescaling. Now I am trying to mosaic the images based on the date of acquisition.
I tried the code from ...
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421
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Create a mosaic in Google Earth Engine in natural colors RGB (4,3,2 channel Sentinel -2) in GeoTIFF format
I need to continue working with a mosaic in ArcMap, I wanted to optimize my work so as not to download for monitoring many pictures. I am attaching my code, I tried to make a mosaic, but I can not ...
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Sort granules using provided list of featureids in WMS request to GeoServer
Quick question on GeoServer image mosaics (using ImageMosaic plugin) with overlapping rasters: I’m filtering the WMS query by featureid and ideally the order in which the rasters are ‘stacked’ would ...
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81
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16 raster overlay/overlap
I need to overlay 16 black & white rasters to show their level of overlap. Ideally, as the output, I would want a new raster with a range of 0-16 (i.e. 0% overlap to 100% overlap). I tried doing ...
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146
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Iteratively Mosaicing Multiple Raster Pairs by File Name in ModelBuilder
I'm trying to run 'Mosaic to New Raster' iteratively across 500 raster pairs in ArcGIS ModelBuilder. Either this tool or my model is not working. Intuitively, the model is correctly specified, but ...
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753
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Combining .tif files into multidimensional mosaic raster for analyzing change using ArcGIS Pro
I have a bunch of .tiff files with lichen cover data, one for each three year period from 1986 to 2021, and I want to use either (or both) the Analyze change using LandTrendr/CCDC tools in ArcGIS Pro ...
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Getting 'xml.etree.ElementTree.Element' object has no attribute 'getiterator' error when run createMosaicGDAL.run
I am using pyModis to mosaic some tiles of MCD12Q1. I have downloaded the dataset and I am trying to mosaic those tiles.
from pymodis.convertmodis_gdal import createMosaicGDAL
files = glob.glob(os....
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Easy way to create cloudless mosaic
Is there an easy way (or easy access database) to create cloudless mosaics for a country (e.g. Germany) from Sentinel-2 data?
I found this ressource: https://registry.opendata.aws/sentinel-s2-l2a-...
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211
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GeoServer errors when seeding mosaic: Problem communicating with GeoServer
I have a set of UAV images and I want to publish them by GeoServer. I have been thinking to use ImageMosaic plugin to provide front-end(Openlayers) with WMS. But an error occurs when I try to seed the ...
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158
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Unable to mosaic raster bands of the same region in ArcGIS Pro
I am trying to mosaic the Landsat satellite imagery of an ROI to fill the masked cloud regions. For this, I am using f1023clip and f5163clip (as shown in images below).
I am trying to mosaic the two ...
