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255 mosaic questions.

I would Like to generate an NDVI map for my study region, which is positioned between three Landsat scenes. Which method suits: 1) compute NDVI for each Landsat scenes and then mosaic or 2) Mosaic ...

I have downloaded several Sentinel-1 images, then I made radiometric terrain correction and convert DN value to dB. The first mosaic is made by using of two processed images in ENVI. and land area is ...

I am trying to use gdal_merge.py to create a mosaic from a set of geotiffs, however the command fails with the error message: "ERROR 1: Attempt to create -3510x1817 dataset is illegal,sizes must be ...

This image below is generated using Erdas Imagine where I used mosaicpro tool to create a super mosaic of orthomosaics generated using PIX4d I used following options: Color Balancing Color Dodging ...

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 ...

I have a mosaic of satellite images, but for the analysis, I need to define the boundaries of each part. Does anyone know how to do it in an automatic way? I need to get the red boundaries like on the ...

I collected 615 images with Phantom 4dji. My computer couldn't process all of them together on Agisoft Photoscan, so I separated my photos by area, making five orthophotos. My goal is to combine all ...

I want to make a mosaic out of several raster files that are next to each other, all including 4 bands. Due to saving space on the server I need to build a vrt and want to write the code in R, so I ...

I have created a mosaic with gdal_merge.py using the following command: gdal_merge.py -createonly -separate -co PHOTOMETRIC=RGB -o merged.tif LE07_L1TP_046030_20180810_20180810_01_RT_b3.tif ...

I follow http://docs.geotools.org/latest/userguide/library/coverage/pgraster.html to publish a ImageMosaicJDBC layer in geoserver. the layer seems published ok and saved, but the preview of this layer ...

I have a mosaic layer that I want to add to my map in ArcMap. When I add this layer manually (i.e the "Add Data" button), a raster image, a boundary, and a footprint are added to my table of contents. ...

I am conducting a study on snow cover variation in Lebanon. I have downloaded all daily Modis tiles MOD10A1 covering the study area for the period of 2000-2018. As Lebanon is located on the boundary ...

I'm exporting a mosaic via google earth engine to google drive, however it has generated many files inside a folder. // Create a geometry representing an export region. var roi = ee.FeatureCollection(...

Is there a tool in ArcGIS Pro 2.2.1 that allows me to select and copy the raw underlying rasters referenced by a Mosaic Dataset to a folder?

I am trying to produce an animation of surface runoff flow in ArcGIS 10.4 showing buildings change their colors when runoff of certain depth hits them (e.g., when flow depth<=10 cm, building remain ...

I downloaded the DEM data from USGS. It comes with several raster files in .img. I know that a mosaic tool can merge them together. I found a lot of tools in the mosaic toolset. Which one should I ...

I am tasked with merging a bathymetry raster with a mosaic raster I created from ArcGrid DEM Tiles downloaded from the National Map, for an areal extent spanning the Coastal Lowlands Aquifer System. ...

I am trying to apply the reclassify tool on a .tif raster dataset that I produced with the tool Mosaic to new raster. I can run the tool and I receive no error messages, however the resulting values ...

In order to run a hydrologigal analysis I'd like to to merge two raster datasets (DEM and buildings) to get as result one raster with only the highest values (elevations) of both. In other words: To ...

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 ...

I've recently setup Geoserver with GDAL/ECW support. I can create a store in Geoserver which allows me to reference one .ecw file. I can serve this one file over WMS and it works great. Now i need to ...

I am trying to mosaic multiple slope files into one large slope file. What is the best tool to use? I have tried mosaic to new raster but the values change from multiple decimal points to whole ...

I am working on project to create a DSM raster for whole Kentucky. I will have over 46000 tiff tiles and each one is about 10 Mb and one band. Normally, I use Mosaic to New Raster Tool but this time ...

I have used a large number of Gtopo30 altitude tiles and used the mosaic tool to create a large DEM for my area of interest. I am trying to get a slope for said area but when running the slope (...

For loop to Create lines of raster mosaics With the tool clip raster, I am using a for loop code (code included) which works well. >>> import arcpy >>> in_raster_folder = "D:\KKR\...

I'm trying to figure out the most useful way to store and process some MODIS Vegetation Index data (MOD13Q1). Currently, I have many .hdf files that cover the same spatial area over 18 years. I plan ...

I have a dataset of over 400 .tif-files, which I'm supposed to merge in QGIS into a single layer, representing a base map. These .tif files are pieces of a topography map (scale of 1 to 50000), and ...

In ArcMap, I am working with climate data, AvgMin for each month. Using Mosaic to New Raster, and Mosaic Operator set to minimum I can isolate the absolute lowest value over the 12 input rasters, ...

I have a series of large scale (almost 1:1), aerial jpeg images taken from a UAV DJI-FC350 drone camera. They have no spatial reference, but the images have their own GPS tags giving a single lat, lon ...

I have two RGB georeferenced images which I would like to mosaic using GDAL and Python. I am using this script: from osgeo import gdal gdal.UseExceptions() import os import glob import math def ...

I need to produce a Landsat mosaic over part of Indonesia and an extra shapefile containing the dates of each part of the mosaic. The steps I used are: Stack 3 bands to produce RGB image Project ...

I'm using ENVI 5.2 build 9/28/2014. I'm using AVIRIS data and calculated a vegetation index for six adjacent flight lines. For each individual flight line I know I calculated the index correctly, ...

I'm trying to mosaic several rasters with gdal.BuildVRT in Python 2.7 (Windows system), but code runs with logical problems. When I try to merge 3 Landsat images datasets, resulting image is a tile (...

I have been trying to use the mosaic tool in ArcMAP to merge several GeoTIFFs together, using BLEND as Mosaic Operator and LAST as Mosaic Colormap Mode. I placed all files that I want to merge in the ...

As part of my current project I have calculated NDVI change over time for four connected Landsat frames. Now that I have this done I was planning on mosaicking them together so I could conduct some ...

I have a large public raster mosaic which I would like to analyze. It is a high resolution DEM and I'm hoping to investigate a rather large area. The output of the analysis is a collection of points. ...

I downloaded all the tiles I needed, then plotted them to find that they don't all seem to have the same quality. Basically, you can see all the edges of a lot of the tiles. Is there any way to clean ...

I need to add to QGIS more than 3000 rasters tif (with pyramids). It works very hard and slowly. So I ask: There's a solution that give's them quickly?.

How to mosaic multiple tiles of Modis MOD13Q1 in loop. I have about 395 files of each tile from a total of four tiles. I am using linux operating system and therefore use shell script. I need to ...

I'm processing a fairly large raster mosaic and I'm looking for ways to appropriately build pyramids. I've trialed 3 runs, using Nearest Neighbor; Bilinear; and Cubic as my resampling method. Each ...

I want to build a model for mosaicking rasters, it is necessary to create a geodatabase and import all the raster files, but I have land surface temperature raster data for 16 years(2002 to 2017), and ...

I’ve been struggling with this for awhile now. I have 5 rasters that are all floating points. They don’t have an attribute table/fields as a result. I want to use the range slider in ArcGIS pro to ...

I am using ArcGIS Desktop 10.5. What would be best solution to fill gaps and empty data when forming mosaic? I tried mosaic, mosaic to a new rater. Not satisfactory. Is there a way to blend with ...

I've been trying to map an area of 35 images. Since they were in UTM I converted to Mercator projection using gdalwarp. I then tried to merge the images with the command: gdal_merge -init 255 -o I:\...

I used a set of LS8 TOA images to produce a quality mosaic based on NDVI values. I wonder if there is a way do figure out a source / origin image ID for each pixel of the result mosaic. I guess it ...

I have a directory of images that were captured by drone. The images have GPS info in the EXIF tags but are not georefferenced and do not have world files. I would like to merge these photos into a ...

Given that an area of interest is partially cloud covered, how can you mosaic two separate collections to get a single cloud free mosaic? Given I have a S2 image over a study area, that has a cloudy ...

I just ran the ArcMap Mosaic to New Raster tool to merge 5 rasters of pH levels in different farms. These individual rasters have values that are decimals. When I run the tool, the output is in whole ...

I am trying to merge two hillshades. One is a 16 bit signed TIFF, one is 8 bit signed ESRI grid. They are in different projections and have different cell sizes. First I created a copy of the the 8 ...

I am trying to merge all 4 landsat 8 images in order to create land use land cover map, but its not merging properly.I layerstacked this images before merging. Should i download landsat images which ...

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