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Questions tagged [esri-grid-format]

Use for questions about the Esri Grid format (which may be recognised by its *.adf files)

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Batch Importing 3.0ft Esri Grid to QGIS?

How to batch import Esri Grid files to QGIS? I have received Bare Earth DEM files for a large swath of land. Each file has a unique identifier referencing a certain ESRI grid (eg. be_ef_001,...
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0answers
62 views

Problems with latitude/longitude grid in QGIS 2

I try to produce a thematic map in QGIS, like this one done in MapInfo: I want to do this in QGIS. I work in projection "Albers-Siberia" projection ( PROJ.4: +proj=aea +lat_1=52 +lat_2=64 +lat_0=0 +...
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27 views

Esri grid raster to GPS coordinates

I have a digital terrain model and a digital surface model which contain data in an Esri grid. The data in this files looks like this ncols 1251 nrows 1001 xllcorner 742499.5 yllcorner 328999.5 ...
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1answer
26 views

Change cellsize of ArcInfo Grid ASCII data

I have a ArcInfo Grid ASCII file of Turkey with cellsize 0.000833333333 (3 arc second ~90m for equator and ~83m for Turkey, I've learned so far), Can I just simply change the header value to 83m or is ...
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2answers
349 views

Importing .adf files in ArcMap?

I have a folder with .adf raster data that I'm trying to import into ArcMap 10.6, but I can't figure out how. I'm trying to do menu File → Add Data → Add Data, but the files are not displayed. Nor do ...
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1answer
102 views

Loading ADF file from National Elevation Dataset into GRASS with Python?

I'm trying to load data from the National Elevation Dataset into GRASS/Python, using this Python script (outside of GRASS): # Imports import os import grass_session from grass.script import setup as ...
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41 views

Aligning multiple images with different spatial resolutions

I am using 2 different satellite images that have different spatial resolutions. One of them has 1 degree and other has 0.25 degree resolution. I want to subtract one image from another. So I should ...
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77 views

Extract info from adf file into json

I have a .adf file which contains altitude data. Is it possible to read and convert this file in JSON format for a next loading on mongoDB? My directory structure is: SRTM_1km_GRD | --- info ...
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2answers
108 views

R: grid of polygons to raster file for Esri?

I have the following grid of polygons (cf. at the end of the message). I would like to export it as a raster file that I could open with ArcMap. I tried to actually add it to a grid that I already ...
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97 views

Numpy Array to ArcGIS GRID gives dimensional error with masked array

I have an 84x73 masked numpy array to load into ArcGIS (version 10.3.1, Windows 8.1). To overcome the fact that Masked Numpy arrays cannot be saved to .npy file as of yet, I am saving my array from ...
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253 views

Extracting information from Esri Grid Format (ADF) file using R?

I have an adf file that has a variety of "attribute" or field layers, and I am trying to extract one layer from that adf file, and convert it to a tiff image for further processing in python. Here is ...
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1answer
752 views

RuntimeError: ERROR 010240 in Con operation in arcpy

I am dabbling with the resolution of the error says: RuntimeError: ERROR 010240: Could not save raster dataset to as attached as a screen shot. I am working with a DEM file and trying to generate ...
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1answer
128 views

Moving rasters from ArcGIS 10.0 to Mapinfo Pro 15.0?

I have several rasters in ArcGIS in GRID format. I need to move them into Mapinfo environment and I'm a bit confused about the most optimal format. Overall, is it recommended to export ArcGIS GRID ...
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1answer
234 views

Why does the ArcGIS Sample tool skip rows and points?

I'm using ArcGIS 10.4 and want to export XYZ values of a raster (type: GRID) to a text file. I'm following the procedure recommended by ESRI support. However, it seems that the Sample Tool in spatial ...
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1answer
43 views

Avoiding unexpected raster search with Python script?

I am trying to write a python script that will find all raster files in my server including 'GRID'. Here is my sample script: import os import arcpy path = r"F:\Geodaten" for root, dirs, files in os....
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2answers
460 views

gdal_translate and remote file location

Environment: Win10 and GDAL 2.1.0 in the OSGEO4W shell, 64 bit. Edits made below. I have temporary access to a whole-of-country dataset in ESRI's Arc/Info binary grid format, which according to this -...
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1answer
49 views

Grid cells group analysis?

I have a grid of cells with different values: I would like to analyze a group of 5 cells to check if they have the same values (group S1 and S3 display same value for all cells, not S2). This ...
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1answer
64 views

How can I add features to a GRID raster dataset?

I am using a high resolution GRID, but unfortunatelly have realized I have portions of no data within it. As a solution I have decided to create and add the elevations myself for some of the areas. In ...
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98 views

Unable to load Arc Binary Grids in QGIS

I have a single band 32-bit integer Arc Binary Grid. Using QGIS 2.12.3, when I try to add this Grid, it is listed in the table of contents, but nothing shows in the map window. To add the Grid, I ...
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1answer
150 views

Distinguishing between invalid raster files and valid ones at using arcpy functions

I am trying to move raster files from one location to another. By using the function: ListRasters (arcpy), I can get the list of rasters to be moved, but the problem is that even corrupted rasters ...
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108 views

How do Arc Grids and file geodatabase rasters differ?

I know that they are stored differently, but I'm interested in comparisons such as storage capabilities, access speed and data types. I've searched the web but haven't found any such technical ...
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1answer
855 views

Loading *.adf files into QGIS using Python

I am trying to write a loop to load .adf files into QGIS and create a contour map from each one. The response to an older question about loading .adf files (here: Loading *.adf files into QGIS?) was ...
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1answer
233 views

replace raster cell values with values in a .csv

I'm looking for a simple way to replace the value field in GRID format with values that I have in a csv. It would be much like doing a join, where the GRID and the csv have a FEATUREID and then ...
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2answers
4k views

Importing raster adf files with the additional files

I am trying to import a vegetation data raster in Esri GRID format from the USDA into QGIS. One file ("w0001.adf") can be added using "add raster", but the attribute table and other info register as ...
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1answer
330 views

Getting flood depth grid values for road segments?

I have a 2 features, the first contains values for flood depth (Raster, GRID). the other is a road network (vector, polyline) that has been clipped to the boundary of the depth grid. I am racking my ...
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506 views

Converting *.adf files to *.xyz for XPSWMM?

i am trying to convert adf files to xyz files in order to import them to XPSWMM. i also need the elevation values. however, when i use QGIS to translate the raster files (adf files) to xyz these ...
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1answer
93 views

Creating function in R that processes rasters in Esri grid format? [duplicate]

I have loads of data (6500 files that I need to process and find yearly winter sums/averages/variance for. the format for my naming system is Syyyymmdd_rp. Each file is in the same file folder. I ...
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1answer
325 views

Displaying BSQ file in ArcGIS ESRI GRID format?

I have a bsq file and I was able to produce the header from the metadata. What steps do I take to display this BSQ file in ArcGIS ESRI GRID format?
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0answers
131 views

Researching into the nuts and bolts of displaying ESRI Grids in QGIS

I am trying to load an Arc/Info Binary Grid into QGIS 2.2.0 Valmiera installed in OS Windows 8.0. As far as I know, I only need to load the "w001001.adf" file contained in the "altitud" folder while ...
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0answers
1k views

Downloading NED Data: GridFloat versus IMG versus ESRI Grid (ArcGrid)

What are the advantages/disadvantages of each of these three file types? They are all available as formats for downloading NED data from The National Map. Which should generally be downloaded for ...
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1answer
178 views

What is causing these streaks in my output tif using arcpy.CopyRaster_management?

This is the line of code that is creating these ... arcpy.CopyRaster_management(raster, fname, "DEFAULTS","0","","","ColormapToRGB","8_BIT_UNSIGNED") and I did have a colormap file with specifics to ...
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1answer
2k views

How can I create GRID from IMG?

I would like to convert an img to grid in ArcMap 10.2. I tried it in two ways: In Conversion tools with the Raster to other format tool, where I adjusted the GRID format and the output workspace was ...
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2answers
817 views

How to make a list of ESRI GRID rasters in Python

Tipically, ESRI GRIDS are not defined by a file extension like for the .tif files, but they are stored in a info folder plus an extra folder corresponding to the name of the raster. Arcpy allows to ...
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1answer
6k views

How to read *.adf files into R?

I want to load .adf files into R. The data is from this page: http://www.fao.org/geonetwork/srv/en/metadata.show?id=14057 I tried the following code that I found after some research in the internet. ...
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1answer
171 views

Displaying coded names in the grid

I am trying to display coded names (TREE_SPECIES) in the grid, instead of values using ArcGIS JavaScript. It says updateFeature is undefined. Below is my entire code, which I tried. <!DOCTYPE ...
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1answer
606 views

Error Reading ESRI ArcGrid File using GeoTools?

I have a raster file in ESRI ArcGrid format (e.g. hdr.adf). I would like to run some analysis using GeoTools. I've never used the coverage classes before and I'm having a few problems out of the gates....
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1answer
484 views

Conversion problem with 'Feature to Raster': resulting Raster not visible in ArcMap

I want to convert a Shapefile consisting of numerous point-features that each represent a specific height in my DEM to GRID-format so that i can then analyze it with Spatial Analyst. Mysteriously, ...
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1answer
1k views

Ground Penetrating Radar (GPR) to ESRI raster format

can anyone recommend a software package to convert ground penetrating radar data (in .dzt format) into an ESRI raster format? - Preferably free software. I have come across ZondST2D, but as far as I ...
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1answer
975 views

creating precipitation grid

I am trying to create a precipitation grid for my meteorologic model. The problem is that, I do not know what are the things I should have for me to create the grid. Can anyone tell me what are the ...
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1answer
921 views

impacts of converting TIN to GRID

My DEM comes in TIN-format so that i will have to convert it to GRID to be able to analyse it with Spatial Analyst. Will there be any inaccuracies to my data from converting TIN to GRID?
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1answer
706 views

Error reading Esri Grid format using GeoServer?

Using GDAL I can extract information from an ArcGRID raster, just by giving the name of the grid folder: gdalinfo -stats grid_folder All the statistics show up. I have tried with many arcGRID files ...
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0answers
613 views

Save fails on raster object created from NumpyArrayToRaster? [closed]

I am trying to save an ESRI grid built from a numpy array and am getting an error I've never seen before: Unhandled Exception: System.IO.FileNotFoundException: Could not load file or assembly '...
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1answer
79 views

Ranking cell values across multiple grids using ArcPy? [closed]

I have multiple grids, one for each month of a year. I would like to create a new grid for each month/year combination that the cell value is the percentile rank of that cells value in the grid stack. ...
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1answer
288 views

Moving Esri grid format and info folder inside working directory using ArcPy?

Using the below code, I want to extract a new raster from an original raster using value field and I want to automate the process for 70 more rasters. However, for testing purpose, I'm using only 3 ...
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2answers
4k views

Exporting GRID to TIFF keeping (classified) symbology using ArcGIS for Desktop?

I want to export an esri grid-raster into a *.tiff without losing the symbology I created for the grid (the symbology is classified). No matter how I try to solve it I get a stretched symbology in a ...
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1answer
51 views

ESRI file coordinate confusion

I have a batch of (binary) ESRI files containing 25m resolution raster data. I need to check my interpretation of the OSGB coordinates therein. gdalinfo reports the following for a file containing a ...
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2answers
8k views

How to convert a shapefile to a grid file

I was wondering whether anyone might be able to tell me in layman's terms how to convert a polygon layer to a Grid file in ArcGIS 10.1 or ArcGIS 10.2?
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0answers
53 views

Using pyqgis with existing ArcGIS files

I'm pretty new to GIS. I have some files that seem to have been created using ArcGIS (I got them from here http://www.fao.org/ag/againfo/resources/en/glw/GLW_dens.html). I would like to do some ...
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0answers
407 views

Extra row and column in a raster after GDAL grid import

I'm exporting an ESRI grid to TIFF format and after that I'm reading this exported raster file into SAGA GIS. However when Saga reads this file in there appears to be an additional row and column in ...
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1answer
4k views

Raster vs Grid vs Lattice terminology?

I have a question about GIS terminology - what is the difference between grid and raster and grid and lattice - in theory?? I thought, that raster is regular network and value is in the cell and the ...