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1answer
322 views

Changing pixel values by the average of neighbours in raster calculator?

I have a raster with values in each pixels. I need to change each pixel by the average of surrounding pixels. For example in the first row first column , the pixel value will be replaced by average ...
-1
votes
1answer
188 views

Seeking TopoJSON map of Chinese provinces which includes Hong Kong, Macau and Taiwan?

I have a TopoJSON map of China which is working well in d3.js. However, it is essential that I add Hong Kong, Macau/Macao and Taiwan to the map, but they are not included in the TopoJSON file. I have ...
-1
votes
2answers
77 views

Seeking SA Suburbs GIS shapefile?

Can you provide a link to the South Africa Suburbs shapefile or specifically to the Umgungundlovu District Suburbs shapefile? I have browsed the demarcation board but it is not available on http://...
-1
votes
2answers
1k views

Open DEM in Google Earth?

How can I upload my DEM to Google Earth? Agisoft Photoscan allows exporting Google Map tiles in Export DEM option but I have no idea how to upload it to Google Earth.
-1
votes
1answer
35 views

How many cells with same color in raster map

I'd like to see how many cells have the same color based on my classification. An example is shown here: You can see the count figure under the raster map.
-1
votes
1answer
118 views

Converting Kelvin to Fahrenheit in raster stack using R?

I have a raster stack with 372 layers with Kelvin temperature. I want to convert Kelvin to Fahrenheit. I know the function, but do not know how to adjust the code so it can be applied to all layer in ...
-1
votes
1answer
133 views

Making looping through line segments for vertex points faster?

I am trying to speed up some current code that I have for looping through lines, getting their segments and ultimately the vertex points in Python. Can anyone recommend a faster method than what I ...
-1
votes
1answer
53 views

Seeking API/software tool that will return US state senate and state house district number for given latitude/longitude?

I have a bunch of addresses that I need to find the corresponding State Senate and State House district for their latitude and longitude. It is possible to use shapefiles in QGIS to get this ...
-1
votes
1answer
38 views

Seeking Boston shapefile 1630?

I found this map on Reddit and was curious if anyone knows how it was made. https://www.reddit.com/r/boston/comments/2xu9ix/modern_map_of_boston_compared_to_original_1630/ I think I could make it ...
-1
votes
1answer
60 views

Converting script for replacing layers of MXDs into tool?

I have a script that runs correctly form the command prompt. But when I try to get user input for folders and an MXD, it doesn't run. The script is as below. How can I convert this into a working ...
-1
votes
2answers
27 views

Trying to make a toolbox from script buffer to erase to make feature layer

I am trying to take a script that I edited from a ModelBuilder export. I am trying to plug it back in to make a tool that will buffer then erase, and then make feature layers. What am I doing wrong? ...
-1
votes
2answers
595 views

Error The sourceLayer parameter must be provided for vector source types

mapbox GL: I got this error Error: The sourceLayer parameter must be provided for vector source types. What is wrong?
-1
votes
1answer
22 views

Random IO Error when importing CSV/XLS files into locally installed Carto

The current situation: Carto is installed on a on a cloud VM. Everything is working fine except that the programmatical import using the Import API gives inconsistent results. (I am using the NodeJS ...
-1
votes
3answers
354 views

Open source solution to convert CAD annotations to DXF/GIS vector format?

Looking for an open source solution to extract CAD annotations to one or several common OGR vector formats (DXF, Geopackage, shapefile ..). Output data must contains at least text and rotation.
-1
votes
1answer
56 views

Batch processing of GDAL clip function

When I am trying to batch process GDAL clipping in QGIS 2.18 with 30 raster files I get the following Error: GDAL command output: ERROR 1: Cannot compute bounding box of cutline. My ...
-1
votes
1answer
83 views

Replace using regular expression? [duplicate]

I have a layer with column "ADDL_INFO" having values like BM 12.4 BM 140!5 BM 320.6 BM 22!5 I want to change '!' mark with '.' How to change it in qgis 3.5?
-1
votes
1answer
128 views

The slot for “plotOrder” comes up as 1 instead of a vector with length specific to my data

My goal is to find neighbors from my SpatialPolygons object using the poly2nb() command from the sp package in R. This is my code thus far: p <- s_gis %>% select(long, lat) %>% ...
-1
votes
1answer
365 views

Opening Esri Geodatabase file with GDAL/QGIS/Grass?

EDIT: I have a 64-bit installation of QGIS but 32-bit Microsoft Office Access drivers. It has been suggested that this is the cause of the problem, which is also indicated in this post: https://www....
-1
votes
1answer
394 views

Selecting just the first row from a search cursor

Currently I am trying to select the top row of a feature class which is sorted using a Count field. I then would like to run the script a second time but the result will then be the second row of the ...
-1
votes
1answer
80 views

Unable to edit or move text boxes

I am running ArcMap 10.6.1 and I can not select, edit or move text boxes I have add to my map in layout view. I have several annotation labels in my map all of those I can select, edit and move. Is ...
-1
votes
1answer
263 views

Finding precision of polygon in Leaflet? [duplicate]

In order to convert coordinates to geohash I need to know the precision as well but unable to figure how to do so.. Any suggestions? ** EDIT ** What I try to do is to find the precision in leaflet ...
-1
votes
1answer
191 views

r.stats output parameter error

The "r.stats" tool gives "ERROR: r.stats: Sorry, is not a valid parameter" error and it creates empty file.
-1
votes
2answers
74 views

Exporting symbology to attribute table using ArcMap

I created symbology classes of many polylines in ArcMap 10.2. I want to know the class that each polyline belongs to (maybe written in a new field on the attribute table? or by exporting the symbology ...
-1
votes
1answer
156 views

Can my “.las” data be classified [duplicate]

I was given a ".las" data set from a Trimble/AutoCAD shop. I use Esri. I could not import the .las file they supplied to an ESRI LASDataset as it was created with Trimble software. I downloaded and ...
-1
votes
1answer
265 views

gdal_translate in R changing the cell resolution of extracted subdataset from HDF

I'm trying to extract subdataset from MODIS LST HDFs using following code. library(gdalUtils) HDF_list = list.files(path, pattern= "\\.hdf$", all.files=FALSE, full.names=TRUE,recursive=FALSE) ...
-1
votes
1answer
107 views

Point cloud/image comparison?

I used MATLAB software to classify point cloud data into 3 classes; (1) main; (2) protrusion and (3) recess. In MATLAB I assigned a distinctive color to each class to differentiate between classes (...
-1
votes
1answer
236 views

Clipping classified image by shapefile in Google Earth Engine

I have classified an image tile, but I cannot clip it along the area shape. How do I do it and get my study area classified and clipped in a TIFF file?
-1
votes
2answers
487 views

GDAL 2.4 but the current library version is 2.2 [closed]

After upgrading to gdal 2.4 on Debian testing (buster), I get $ gdal_translate ERROR 1: gdal_translate was compiled against GDAL 2.4, but the current library version is 2.2 I've checked with ...
-1
votes
2answers
270 views

How to fix a KML import file within QGIS

I have a KML style file provided of burnt areas from significant wildfires. As the fires continue, seven of the polygons out of about 30 appear to be corrupted with duplicate nodes and overlapping ...
-1
votes
3answers
52 views

Bounding box for printing map for publication from ArcMap?

I have created a vector map in ArcMap 10.6 and this will be printed by a publisher we are working with. I have been given dimensions (610 x 812 mm) for a bounding box which will be the visible part ...
-1
votes
1answer
108 views

Free CityGML Editor for tag edit

I can view CityGML File in FZKViewer but is there any tool available that allow me to edit cityGML file? I can easily open cityGML in notepad or notepad++ but its code/tag syntax is not highlighting ...
-1
votes
1answer
362 views

Flying a tour along a (KML) route and exporting frames

I'm pretty new to the Earth Engine / GIS cosmos so please excuse my inexperience. I'm working on a project for which I want to fly a virtual drone along a KML (or any GPS waypoint) route and export ...
-1
votes
2answers
571 views

Using pip in OSGeo4W64

I Successfully installed pip but when I ran pip it gave me the following error: C:\PYQGIS\DOCS>pip File "C:\OSGEO4~1\apps\Python37\lib\site.py", line 177 file=sys.stderr) ^ ...
-1
votes
1answer
373 views

Remove rectangles from Leaflet map

I am drawing a Leaflet map. I also want the ability to add the coordinates via a form. How is that done? leaflet map
-1
votes
1answer
63 views

Sum attributes of feature that occurs multiple times within a layer

I am trying to add up the total contributing drainage area of multiple stormwater BMP's that are located on the same parcel for a layer that contains tens of thousands of parcels. I performed a one-to-...
-1
votes
1answer
173 views

Changing label placement (anchor point) using ArcPy?

arcpy let user automatically turn on the label, use label expression to save our time. is there a way how to change the position of the label like we use to do on label properties like screenshot ...
-1
votes
1answer
22 views

Using attribute inspector for ArcGIS JavaScript API?

I'm using the attribute inspector for ArcGIS JavaScript API. I don't know what code will I use, I want to have a dropdown box that is editable with options of red and green, if I select a box, the ...
-1
votes
1answer
16 views

Projecting rectangular stereography centred on 42°N, 10°E

I have a precipitation GRIB2 file obtained at EUMETSAT H-SAF I am able to decode it to ascii but the software I am using (gdal, ArcMap,...) does not recognize the projection (in the title) so I am not ...
-1
votes
1answer
57 views

Looking for free POIs for Ireland?

My project is an Android travel app with Irish map and POIs. Where can I find free sources with Irish POIs?
-1
votes
1answer
39 views

“Natural Places” data for rivers, lakes, mountains, trails, etc. (everything except city/road/etc. data) [duplicate]

Wondering if there are any data sets for world that describe places like named mountains, rivers, lakes, parks, etc. I know a little of geonames, but it only seems to barely cover the national parks ...
-1
votes
2answers
231 views

Using arcpy.da.SearchCursor to obtain values from field that correlates with “year” field?

I am very new to coding. I am attempting to use SearchCursor to go through the attribute table of a feature class and return a list of unique years from the years field (which I have done). I am ...
-1
votes
1answer
226 views

Turn visible feature layers to invisible in ArcGIS-JS-API 3.x

I'm trying to turn all visible feature layers to invisible in a map using Javascript and jQuery by clicking into an element. What is wrong with the following code? $("#grayPic").click(...
-1
votes
1answer
56 views

scale line distance openlayers 2

Is there a control in Openlayers 2 to show scale similar to the new Openlayers v3/4/5 which displays in ft or miles depending on zoom level? Eventually I will rewrite in OL5, but I'm maintaining ...
-1
votes
1answer
2k views

ArcMap “datum transformation is expected, but the parameter is empty” projection error

I have a feature class in GCS North American 1983 that I need to convert to US National Atlas Equal Area. When I try to use the Project feature in ArcToolbox, after selecting ...
-1
votes
0answers
44 views

QGIS for beginners [duplicate]

Could anyone suggest tutorials for a beginner in QGIS? I've gone through the ones teaching you how to compile a basic map and such things, now I need something more.
-1
votes
1answer
379 views

Accessing file geodatabase in ArcGIS Runtime?

Does anyone know how to access local file geodatabase from ArcGIS Runtime API using Local Server? Are there any samples for that?
-1
votes
1answer
217 views

Static Tables and/or Tabs in ArcGIS Pro Layout

Is it possible to create a non-dynamic/static table in a layout in ArcGIS Pro? I would like to create a table to act as a revision box. If not a table, can text be entered with tabs and tab stops ...
-1
votes
1answer
122 views

Converting raster (TIFF) to .grc format in ArcGIS Desktop?

I want to convert a raster (TIFF) to .GRC format in ArcGIS but I cannot find the conversion tool to do it. Does someone have an idea ?
-1
votes
2answers
1k views

Problem with the ST_Area in PostGIS [duplicate]

I have a question with a query in PostGIS. I try to calculate the area from a polygon. It actually works but the area-result is not correct. My Query is: SELECT name, ST_Area(way)/10000 AS hectares ...
-1
votes
1answer
2k views

Openlayers 5 hide layer

How can you show/hide a layer (not a feature) in openlayers 5? There is a visible parameter to the TileLayer object i'm working with, but changing that value does nothing. https://openlayers.org/...

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