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Geographic Information Systems

Questions tagged [image-mosaic]

A mosaic dataset is a collection of raster datasets (images) stored as a catalog and viewed or accessed as a single mosaicked image or individual images (rasters).

143 questions
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1answer
25 views

Calculating CIredEdge from Sentinel 2 composite image and adding as Band in Google Earth Explorer?

This is a follow-up question to Seeking Function to calculate red-edgeNDVI in Google Earth Engine? I’ve added the redEdgeNDVI band to the image collection by mapping the function over the collection ...
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29 views

GeoServer - Footprint support doesn't work with PostgreSQL indexed Image Mosaic

Running GeoServer 2.14.2 on Linux/Ubuntu I have an Image Mosaic layer using a postgres table as the index. Rather then allowing GeoServer to insert the rows into the table I have a ready created ...
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24 views

GeoServer - Imagemosaic/netcdf - Schema 'currdir' does not exist

I am trying to create an Image Mosaic of a set of NetCDF files that is time series based. I have read all the docs on docs.geoserver.org and various other places on the web but have not had any ...
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0answers
18 views

Creating Workspace for Satellite Imagery in ArcGIS Pro?

I am trying create mosaic from Sentinel – 2 satellite data. To realize this task I’ve used “New Ortho Mapping Workspace” and “Satellite” Type. In next step I’ve chosen appropriate sensor type, the ...
1
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1answer
30 views

GeoServer Image Mosaic - format date/time for TimestampFileNameExtractorSPI in indexer.xml

I'm trying to build mosaics from NetCDF files using the indexer.xml file instead of the *.properties files so we can take advantage of the NetCDF auxiliary file. (Using GeoServer 2.14.2 btw) My ...
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0answers
132 views

Increasing zoom level in 3D View QGIS Desktop?

I would like to increase the zoom level for my mosaic raster image in the 3D View of QGIS Desktop 3.4.4. I made a mosaic out of four raster images downloaded through the STRM-plugin for DEM data. ...
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19 views

Creation of multiple Referenced Mosaic Datasets with different names and coordinate systems

I am trying to create multiple Referenced Mosaic Datasets with different names and coordinate systems based on 1 source mosaic dataset. My code is as follows: # test referenced mosaic dataset ...
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0answers
53 views

Calculate cloud free median value for landsat 5, 7, 8 image collections in GoogleEarthEngine

I have an image collection of Landsat 5, Landsat 7 and Landsat 8 images. I want to calculate the median value of my image collection. Before that I want to exclude all cloudy pixels of my collection, ...
1
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1answer
258 views

How to mosaic multiple Sentinel-1 images in SNAP software?

I am trying to mosaic multiple sentinel sar images in esa snap software. The scenes are acquired from two adjacent tracks. I used the tool S1 slice wizard in snap under radar tool menu. But my images ...
0
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1answer
158 views

Google Earth Engine: How to avoid gaps in date-wise image mosaicks?

This question is a follow-up to the excellent answer of Rodrigo E. Principe here: Mosaicking a Image Collection by Date (day) in Google Earth Engine I am trying to apply the suggested code to gather ...
0
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1answer
39 views

Fetching Tiles for Zoom Level from Data Base

I have 6.7 million tiles of 200 x 200 meter each stored in a remote database, Can i plot them on the web dynamically as my zoom level changes or i move towards a new area my DB is queried and files ...
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0answers
50 views

How to use custom PostgreSQL schema with GeoServer ImageMosaic JDBC?

I have already created a raster layer in the postgres default 'public' schema and published it in GeoServer through the ImageMosaic JDBC. This is working fine but I would like to use a new custom ...
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0answers
32 views

Update imagemosaic store in GeoServer

I have crated an imagemosaic store in GeoServer with a default TIFF image named snow_20091001.tif it is working fine. I can see the layer from layer preview. But the problem is, as it is a timeseries ...
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32 views

Is ArcMap's Mosaic Dataset primarily for display or can its component rasters still be meaningfully analyzed?

Mosaic blends the areas of overlap between component images and adjusts the images to a common brightness. Does anyone know if the final multi-band mosaicked image is still considered data, ready to ...
0
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1answer
56 views

How to mosaicking image that doesnt align each other

I need to mosaic a couple of images (satellite, 0.5*0.5 m high resolution). After mosaicking, I will do rectification using my own GCP from the field. For the example, I have image 1 and image 2, I ...
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0answers
42 views

ImageMosaic plugin for DEM rasters on Geoserver

I'm using 30m DEM rasters from the NRCS Data Gateway. I use image mosaic to merge them. But when i preview i see black gaps between rasters. Coverager Parameters: How can i remove that black gaps?
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0answers
104 views

White line appears between the tiles using ImageMosaic / ImagePyramid technique on GeoServer

I have created image Pyramid of 4 levels using gdal retile and published it on GeoServer using ImagePyramid technique. When I am accessing it in QGIS, it seems to work fine but at the zoom level from ...
3
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1answer
124 views

Weighted Average of Band Based on another Band in Image Collection [Google Earth Engine]

Using monthly VIIRS data, I'm trying to estimate a weighted average of radiance where I want to weight by the number of cloud free days. Each image in the image collection has two bands: "avg_rad" ...
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0answers
59 views

Geoserver Black Squares in ImageMosaic

I have encountered a new issue that only appears on one of many ImageMosiac layers on my Geoserver (2.7.3). It appears that Geoserver is skipping 2 tiles in the ImageMosaic that it generated. It is ...
3
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0answers
159 views

Geoserver ImageMosaic ignores existing datastore.properties (connect to PostGIS) and automatically generates index using shapefile

I am new to Geoserver. I am trying to publish a WMS service for a raster time series using the ImageMosaic plugin in Geoserver. I am using the sample dataset and instructions at this link I want to ...
5
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1answer
976 views

Mosaicking a Image Collection by Date (day) in Google Earth Engine

I have an image collection of Sentinel-1 data over 3 years filtered by a region of interest that spans 3-4 tiles, and want to know the best way to mosaic all the images (tiles) that were taken on the ...
1
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1answer
2k views

Pix4D vs. Agisoft Photoscan

How do Pix4D and Agisoft Photoscan mechanically differ in producing an orthomosaic, given the same set of geotagged images? Are they any resources that discussed this? I'm also assuming full ...
1
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1answer
30 views

Mosaic to Raster Tool in ArcGIS Darkening Grayscale Raster Output

I stitched roughly 20 raster files together using the "Mosaic to New Raster" tool. Once these raster files were combined, though, the new output raster seemed to "darken"- the fine details of the ...
1
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1answer
108 views

What is the function of GeoServer's ImageMosaic “imageindex” field?

I'm trying to use GeoServer's ImageMosaic plugin to serve up some folders of netCDF files with a particular naming convention. Rather than try to rig up some collection of regex-based ...
0
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1answer
29 views

Geoserver H2 datastore trying to connect to old private IP and failing/timing-out

Restarted my ubuntu EC2 instance, which changed its' private IP Tried to preview a geo-server image-mosaic layer which was using the H2 datastore Kept on getting this exception - org.h2.jdbc....
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0answers
206 views

Imagemosaic no-data pixels problem transparency [closed]

I'm trying to display imagemosaic where image are irregular and near each other. Imagemosaic are displayed with a SLD Images overlap and no transparency is applied When publish imagemosaic, I set ...
0
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1answer
63 views

Transparency in stacked imagemosaics coverages

I'm using geoserver to stack several raster images that have different ELEVATION parameter (each ELEVATION "number" is a different layer so to speak). This raster images are 16-bit one channel ...
0
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1answer
81 views

Create a mosaic from images with no spatial reference system [closed]

I have 10 raster images (.tif format) with no spatial reference system (SRS). Is it possible to mosaic them by taking into account that they do not have a SRS?
2
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0answers
86 views

Geoserver reprojection error

I am serving several raster images with Geoserver using ImageMosaic and PostgreSQL to index data. The files are stored in the file system in GeoTiff format with EPSG:4326 and a pixel size of 2.7e-5 x ...
1
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1answer
141 views

Error while combining multiple partially overlapping rasters into a single raster in R

I have multiple (17) raster files which I want to process. They are from the Sentinel 2 satellite System (ESA) and already transformed in .tif format. I wanted to build a mosaic image of all these 17 ...
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0answers
86 views

Geoserver imagepyramid and Postgresql for granules

I'm running Geoserver 2.11.2 on Java 1.8.0_144 32 bits on Amazon Linux together with Tomcat 9. The plugins I have installed are imagemosaic, imagepyramid, GeowebCache (internal) and Geofence. When ...
2
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1answer
183 views

Geoserver WCS time range request

My goal is to retrieve something like a multiband raster from geoserver where each band has data for a year. I have an image mosaic layer in geoserver where I can retrieve individual years using &...
2
votes
1answer
675 views

How to merge multiple geotiffs by the maximum value using gdal_merge.py?

I'm try to use the gdal_merge.py to generate a a big composite image considering the maximum value per pixel (to avoid the no data value). But I didn't find this option for gdal_merge.py. My code is:...
0
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1answer
61 views

Drone survey in coastal shore areas

Problem : I want to map using a drone the lake's shores and nearby water shallow areas; I used dronedeploy to plan the survey ; I setup the drone to capture at least two pictures overlapping the ...
0
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1answer
97 views

Creating a raster mosaic from multiple un-referenced jpegs

I have multiple historical aerial photographs that I would like to use to compare coastal change over time in relation to urban development. The aerials I have obtained come in tiles that are not ...
3
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1answer
137 views

MODIS L1B reprojection and mosaic problem

I have been using MODIS L1B file to retrieve water vapor content. However, my study area is exactly between the gap between two images,just like this: I have tries ENVI MCTK extensions, HEG TOOLS, ...
1
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0answers
183 views

How to add ecw image to GeoServer(ImageMosaic)?

I'm trying to add ECW to ImageMosaic and have an error. At first i'm add storage: Then a click button "Relase": and get this error: i.stack.imgur.com/6HJ8j.png org.apache.wicket....
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0answers
145 views

Custom shapefile in Geoserver's ImageMosaic plugin being overwritten

I'm using GeoServer's ImageMosaic plugin and I would like to be able to assign my own sort order to my tiffs. I have a store that links to a folder of GeoTiffs, and the folder also contains a .shp ....
0
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1answer
446 views

Geoserver - accessing raster data on separate local disk - permission issues?

I am having a problem trying to create an ImageMosaic with GeoTIFF tiles that are stored on a separate local disk on my Geoserver server. My data_dir is stored at the default location on the C: drive ...
1
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1answer
190 views

Imagemosaic with CoverageNameCollector

I'm trying to get an Imagemosaic of Sentinel2 data with one coverage for each band to work. As described in the docs, I want to make use of the CoverageNameCollector property. But the docs are very ...
0
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1answer
149 views

Raster stretching on ImageMosaic with Geoserver

I am trying to demo serving rasters over GeoServer. I have created the store and the layer but the layer preview comes up all black. The layer is queryable however so I know the data is accurate ...
1
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0answers
322 views

Keeping a GeoServer image mosaic layer current as new geoTIFFs are added to the filesystem

I have an ImageMosaic layer with the time dimension enabled in GeoServer 2.8.x using postgres/postgis as the index store. The system is running CentOS 7, and both GeoServer (jetty variant) and the ...
3
votes
1answer
361 views

Updating existing GeoServer ImageMosaic with GeoTIFF using REST API

While trying to update an existing ImageMosaic in GeoServer using the REST API, following the documentation (provided here http://docs.geoserver.org/stable/en/user/rest/examples/curl.html#uploading-...
0
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1answer
127 views

using Mosaic to new Raster

I have 2 tiffs to mosaic which overlap and there is a order to display them right, When using Mosaic to New Raster the first file I input will be overlapped by the second input file?
3
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1answer
226 views

Geoserver layer from the ArcGIS image mosaic

I've received a number of GeoTiff files most likely created in the ArcGIS in the EPSG:32641. Here are *.tif files itself, *.aux.xml, *.tfw, *.ovr. I want to put them to the GeoServer as image mosaic ...
0
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0answers
51 views

Area outside of bounding box colored in reprojected wms request [duplicate]

When making a wms request to a geoserver image mosaic layer in which I specify a crs that's different from the layer's native crs (i.e. reprojection occurs) I get a non white background color in the ...
3
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0answers
461 views

Remove near black borders on Landsat 8 overview images

I want to eliminate near black pixels around edges of Landsat-8 overview. I'm interested in doing it not for the entire image but some extent, so I clipped it. I tried using GDAL nearblack utility, ...
0
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0answers
84 views

Removing ImageMosaic artefacts?

I have a rasters i want to publish it on Geoserver i do: @echo off set ext=.tif set extout=.tif FOR /f "tokens=*" %%G IN ('dir /b D:\OFP\*.tif') DO ("C:\Program Files\GDAL\gdalwarp" -r average -...
0
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1answer
390 views

ArcMap crashes when trying to merge training samples during supervised classification?

I have a recurrent problem. When I select training samples from a subset of a landsat mosaic, arcmap crashes ALWAYS! Specifically it crashes when i try to merge training samples, sometimes when i try ...
1
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1answer
253 views

Geoserver ImageMosaic BackgroundValue Ignored for non-RGB GeoTIFF

I have a GeoServer (2.10.0) instance into which I have loaded some GeoTiff files, one per timestep, using the ImageMosaic plugin. I can query them with standard WMS requests with the parameter TIME=...

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