1
vote
1answer
8 views

How to cluster points into clusters of a maximum diameter in PostGIS?

I'm working with transit stops in GTFS. I want to group together stops (N~8000 for a medium sized agency in the USA) which are proximately related in order to reduce the number of dimensions but also ...
2
votes
1answer
12 views

Downloading USGS map of Nepal seen on New York Times website?

please take a look at NYTimes Nepal earthquake map The source is USGS and I spent a lot of time digging around their site... see usgs map download store and I am unable to find how you can download ...
0
votes
0answers
10 views

Location allocation optimization using R?

I need to allocated zip codes to offices. Each zip code has certain demand from 0 to 120 clients and each office has certain capacity from 500 to 2500. How do I do this so that: All the zip codes ...
0
votes
0answers
10 views

How to show hours and minutes in the time slider on CartoDB?

CartoDB automatically display only days and months on my custom map. However, I would like to show the following format (included in my data): dd-mm hh-mm. What should I do? I can't find any ...
0
votes
1answer
25 views

Removing Slivers/Holes From Polygons using ArcGIS for Desktop?

I have a village level shapefile. Using Dissolve_management, I collapse the villages to district level. I also use Multi_Part option to prevent multiple entries for same polygon and so the resulting ...
0
votes
1answer
11 views

How to obtain the shape or width of a road in GeoJson

I'm new to openstreet maps and the geojson format. I'm drawing buildings and roads using GeoJson. A Building is represented as a Polygon, thus i can create the proper geometry as needed, but a Road ...
0
votes
1answer
15 views

Want cell linear regression values for a netCDF or multi-band raster

I have climate raster type netCDF data. I want the slope and other regression statistics of temperature for each cell over time. I have read that GEOV IDL can do a temporal regression to achieve ...
1
vote
0answers
12 views

Considering “holes” in Voronoi polygon creation in QGIS?

I am trying to create voronoi polygons in QGIS that would consider "holes" in the general domain. An example would be: I actually created the Voronois in this image using QGIS through the GRASS ...
0
votes
0answers
9 views

Exporting to KML with open source tools

Any open source recommendations for exporting from a spatial database (in this case SQLServer, but doesn't have to be) to KML? Currently, I need to setup an automated unattended export of a dataset ...
0
votes
0answers
10 views

Is LIBKML being actively developed?

According to the page on Google Code (https://code.google.com/p/libkml/downloads/list), the last update was Feb 2010. Is this library still being updated?
0
votes
0answers
10 views

Generate Near Table (path distance)

I have a number of points and want to get path distance to all "wetland" polygons within 1km. This is very easy with eucDistance in Generate near table, is there a was to alter this to give path ...
0
votes
0answers
9 views

RuntimeError: ERROR 010240: Could not save raster dataset to G:\GHY_568\project\FlowDir_beth1 with output format GRID

import arcpy from arcpy import env from arcpy.sa import * arcpy.CheckOutExtension("Spatial") env.workspace = r"G:\GHY_568\project" #mystery_creek = r"G:\GHY_568\project\Mystery_Creek.shp" ...
0
votes
1answer
24 views

How to change output name when exporting data driven pages to JPG?

Is there a way to save the output JPG, changing the output file name to the page name, instead of page number? I mean changing the script found in this post? import_path = r"..." # Path of .mxd ...
1
vote
0answers
19 views

Transformations in ArcMap?

I'm trying to transform a map from UTM ED 50 zone 33N to WGS84 and vice versa in ArcMap 10.2.2 I'm doing this by using the project tool in the arc toolbox and choosing the ED_1950_TO_WGS_1984_12 ...
0
votes
0answers
10 views

Creating geoTiff from MBTiles

I have mbtiles file with various zoom levels (8-14) and I want to create geotiff file from it. I think that this could be acomplished with gdal but I dont know how. Any suggestions on how to complete ...
0
votes
0answers
6 views

QGIS modal value within distance

I have a vector layer with several values associated to each polygon. I then have a point vector layer. I want to get the mode of each value for polygons within 500 km of each point. I'm not sure how ...
0
votes
0answers
10 views

Does Configurable Map Viewer (CMV) support custom symbology for operational layers?

I have looked through the documentation, browsed the widgets and searched here on gis.stackexchange. I can't find any information regarding being able to override the default (published) symbology of ...
0
votes
0answers
23 views

What are the recommended ways of importing, doing buffer and union in raster data? [on hold]

I am new in working with rasters and after having trouble working with them i'd like to know the recommended ways of the basic procedures like how to insert them doing buffer and union. for import i ...
0
votes
1answer
37 views

Counting member features in ArcGIS table?

I'm working on Arcgis 10.3 and have a table as shown below. I need to count each member of the Name field according (and not according) to Class Field.
1
vote
0answers
9 views

Intellij IDEA equivalent of ArcGIS Eclipse plugin

I'm a beginner in Java and a geomatics student. I work with Intellij. I would like to work with ArcGIS, but without Eclipse. There is a good plugin on Eclipse ...
1
vote
1answer
23 views

Map My Fitness TCX to Shapefile

I've been using the Map My Fitness App from under amour for a bit now and I'd definitely recommend it. Where this app falls short is the export of data. It only goes to a Garmin specific TCX format. ...
1
vote
1answer
31 views

How to create a layer from existing attribute data of another layer?

I am using Arc Map 10.2 and I have a shapefile consisting of parcel data. I would like to create a shapefile/layer from the existing parcel shapefile by using a table that consists of a list of ...
0
votes
0answers
12 views

FragStats metrics urban and periurban areas

What class and landscape metrics would you recommend me for an application on the urban periurban areas. To be more precise, I will use 4 classes (buildings, commerce & industry, vegetation, ...
0
votes
1answer
16 views

How to specify raster name and how to designate the saved name of a created raster

import arcpy from arcpy import env from arcpy.sa import * arcpy.CheckOutExtension("Spatial") env.workspace = r"G:\GHY_568\project" mystery_creek = r"G:\GHY_568\project\Mystery_Creek.shp" ...
2
votes
0answers
32 views

arcpy.Delete_management does not delete the directory

I got a problem with Delete_management when I use the FeatureclassToCoverage_conversion function. I don't know why in the gdb I use (arcpy.env.scratchGDB), while the Delete_management is working, the ...
2
votes
0answers
22 views

Northern Ireland open source raster?

Does anyone know if there is any open source data downloads for Northern Ireland, seems not as straight forward as rest of UK?
0
votes
0answers
7 views

Get WFS layer from GeoServer to OpenLayers 3

I am creating a web map application for a website. I am using GeoServer 2.6.2 and OpenLayers 3.2. I have not problems with WMS layers, but I am not be able to visualize vector layers. This is the ...
1
vote
0answers
28 views

Trying to use Tkinter to open dialog box in ArcMap

The following script works great from the command line but crashes from the pythonaddin: import Tkinter import tkFileDialog root = Tkinter.Tk() root.withdraw() pathtest = ...
0
votes
0answers
15 views

Polygons (world countries) over 180 degrees gets broken in rendering

I have a table with world country polygons, and some polygons (as in real life) cross 180 degree longitude line, so they have both 179... and -179... coordinates. As long as it is in PostGIS or ...
0
votes
1answer
33 views

Extracting from attribute tables by arcpy

I'm having some trouble connecting ideas on how to solve a problem. What I have is a shapefile from which I have to extract from one field, which contains 3 types of attributes (BS, RS, BRN). For each ...
0
votes
0answers
29 views

Referencing a method from a different class within an Else statement and using 2 variables with the method

I am transferring a code from a VBA module to a C# arcmap add-in. I am using ArcMap 10.2 and Visual Studio 2010. I cannot figure out how to translate what appears to be a method from a different ...
0
votes
0answers
33 views

Functionality from Arcinfo to ArcSDE [on hold]

If i have a polygon with attributes, when i cut the polygon in to two. the each polygon has to contain same attribute and a label has to be in the centroid of the polygon. example if I have a land ...
0
votes
0answers
12 views

Linking Point features to open directly in offline google earth software

How to link the point features (which have XY values and attribute table) created in ArcMap 10 so that they can be open directly in Google Earth at the exact location. Remember there is no internet ...
0
votes
0answers
19 views

Easy way to map & share some spreadsheet points on a web map

I wanted to ask what may be an easy solution for placing some points on a web map and sharing the map and info with others from a spreadsheet I have. I want to be able to change the spreadsheet info ...
1
vote
0answers
15 views

How does OpenLayers 3 handle coordinates?

Ol3 always uses the flatCoordinates because obviously it needs 2d-coordinates as the screen is only 2-dimensional. But how does OL3 calculate the flat representation? For example if my view’s ...
0
votes
1answer
35 views

Python geoprocessing tool for ArcGIS online

I am looking to create a geoprocessing tool using python in arcGIS 10.2 that will be used in the ArcGIS online web app builder. This will be my first tool for a web application and I would like some ...
0
votes
0answers
3 views

How to set encoding when using ogr2ogr to export from oracle db to mapinfo table?

I am trying to automate the export of spatial data from a oracle database to mapinfo .tab files. Using this thread I made my script. However I can't see how to set the encoding right. My data have ...
2
votes
1answer
29 views

How to merge/combine several tables in geodatabase into one table using ModelBuilder?

I have over 50 csv files that have the same data structure and I need to merge them into one table. As I need to build a model I have successfully imported all the files into a File Geodatabase. ...
0
votes
0answers
17 views

Create custom map for event [on hold]

I wish to create a customized map for an event The event's area and all objects will be saved before the event. (1 week to a few days) The festival area is going from: A = x:y B = x:y C = x:y D = ...
0
votes
0answers
7 views

How to configure feature type and publish layers in Geoserver via REST interface?

I used the parameter ?configure=all at the end of my http request but I noticed that cURL hangs, data are published but cURL does not get back with the response, so what I would like to achieve now is ...
1
vote
0answers
18 views

GeoServer + MongoDB + Boundless: CQL not working

After adding a collection of jsonArray data to my mongodb database I wanted to filter it with CQL, but it doesn't seem to work. My query goes like this: user.name like '%username%' When I apply ...
-1
votes
0answers
47 views

arcpy search cursor not working

Im running my script in ArcGIS 10.2 and the dialog window says success after selectbylocation, but the empty fields in the 'SoilsType' row of the 'Soils' Feature Class aren't getting populated with ...
2
votes
1answer
28 views

QGIS plugin problem, can't reach objects in a Qt-based Stacked Widget

I am creating a plugin for QGIS but am having trouble with the Qt components. I have used Plugin Builder and Qt designer to create all necessary files for the plugin. I want to use a QStackedWidget ...
0
votes
0answers
3 views

Missing importfromURN in gdal java wrapper

The java wrapper of gdal doesn't have the method importFromURN, and I want to use the projection system which is specified in the URN string format. Is there a way in which I can do that? Maybe I can ...
0
votes
0answers
17 views

Accessing Versioned data using database link

I have geodatabase on one Oracle server. The data is versioned. I am trying to access the versioned data from another Oracle server using a database link. While accessing the a feature class named ...
0
votes
1answer
16 views

how to add map into browser using openlayer3 and geoserver?

i am new in openlayer 3 , please check my code , no error showing in console , but map is not showing in browser , please help mymap <style> body ...
0
votes
1answer
25 views

Can I use esri-leaflet together with arcgis api?

I am not sure I have understood the co-existence of arcgis javascript api with the esri-leaflet library. Can I use leaflet together with the javascript api. For example can I have my map built with ...
1
vote
0answers
27 views

Import shapefiles into PostGIS using Python with psycopg2

I want to import shapefiles to PostGIS using Python with arcpy & psycopg2 to connect to PostGIS. I don't want to use the existing shapefile loader nor ogr, just write my own import tool. My steps ...
0
votes
1answer
12 views

Adding GeoEye1 sensor to grass i.atcorr

Following the instructions, I've updated the iwave.h and iwave.cpp files using the official spectral responses from DigitalGlobe (In the iwave.h file I don't know if it's necessary to use more ...
0
votes
2answers
36 views

Points within polygon in QGIS [duplicate]

I have a shapefile with polygons. And I have a csv file with points. Now I want to know for each point in which polygon it is situated. Every polygon has a number, so I want to create a file where you ...

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