0
votes
0answers
8 views

Projected MODIS data not aligning with ESRI basemap in ArcGIS for Desktop?

I can not get 1km MODIS data aligned with ESRI basemaps in ArcGIS 10.2.2 for Desktop. See the photo below. I reprojected MODIS17A3 data using the MRT (MODIS reprojection tool). I selected WGS84 ...
0
votes
0answers
6 views

Downsampling Geotiff using summation - Gdal/Numpy

I am trying to downsample a 1 square km raster dataset to a much larger (.5 degree x .66 degree) dataset by summing all of the pixel values within this large grid cell. gdal_warp does not contain a ...
1
vote
0answers
19 views

How to update Field Mappings Parameter on table selection in Python ArcToolbox

I am building a python toolbox with ArcPy and would like to associate an input feature class parameter with a field mapping, so that once user selects the input feature class the field map populates ...
0
votes
0answers
9 views

How to measure the distance between multiple points and multiple polygons?

I'm trying to find a quick and accuarate way to measure the distance between 3 survey sites and all the designated sites within 10km. The survey sites are on a point vector layer and the designated ...
0
votes
0answers
7 views

Pythonw has stopped working when running arcpy.SubsetFeatures_ga

I'm currently trying to subset a shapefile into training and validation files. When I run the following line of code, python crashes. I'm using ArcGIS 10.1. arcpy.SubsetFeatures_ga(current_shapefile, ...
0
votes
0answers
11 views

XY bounds for L.tileLayer in CRS.Simple

Sorry for my english Hi, I have leaflet.js (image of map 5913x7863) and there L.CRS.Simple I had var imageBounds = [[1468.9700,-11.7050], [1968.2705,363.7705]]; var file0 = new ...
0
votes
0answers
7 views

How do I get a return value when calling GPSBabel from C#

I have some C# code that calls a GPSBabel command line to convert a NMEA file to a GPX file. The code works and the conversion happens. The problem is, how do I get a return value indicating success ...
1
vote
1answer
26 views

Learning about Editing on ArcSDE?

I am looking for some information about Editing in ArcSDE in a PDF or online that I would like to read about. I came to the USDA's Forest Service from the USDA NRCS and NRCS does not have ArcSDE. The ...
1
vote
1answer
17 views

QGIS Heatmap values change when imported into ArcMap?

I am creating a heatmap layer from QGIS and importing the TIFF into ArcMap. When I import the file into ArcMap I notice that values are different. For example the max value in QGIS is 8.92454, but ...
0
votes
1answer
7 views

Semi Automated Classification plugin (QGIS) error when trying to create ROI

When I try to create a new ROI through Semi-Automated Classification plugin (SCP) for QGIS, I keep getting a message saying: "It appears that SciPy is not correctly installed. Please, see this page ...
0
votes
0answers
3 views

Combining Hover Highlight of Polygon, Layer Selector, Custom Infowindow with Cartodb.js

I am trying to combine the hover highlight polygon feature with custom infowindows and a layer selector but the highlight polygon functionality seems to break everything else. I have the code working ...
1
vote
0answers
12 views

How to remove las2dem streaks from raster dem

I've created a series of DEM files using the las2dem tool from LAStools, however since I don't have a licensed version they have black streaks running across them. Does anyone know a good method for ...
-1
votes
1answer
20 views

Update Column in QGIS

I would like to update columns in QGIS something like making MAPINFO . Contains , is Within, intersects ) and get values ​​such as sum, avg, propsum , count Is it possible to do this with any tool in ...
0
votes
0answers
9 views

How can I sync a vector image with a leaflet map?

I am trying to create the following: For the user to interact (hover, click, etc) with vector layers on the left, and have a leaflet map respond to it on the right. I have used the following that ...
0
votes
1answer
10 views

MapInfo Universal Translator turning integer columns to decimal

I've got a TAB file that I am using FME Universal Translator in MapInfo 12.5 to turn into a SHP. The input TAB file has a variety of columns, some are floats and some are integers. The output ...
0
votes
0answers
15 views

PostGIS Best Practices with thousands of entries [on hold]

I'm creating a PostGIS database which will hold thousands of different shapes (imported from Shapefile, GeoJSON, etc), and they'll stay there and be queried over time. How should I organize such a ...
0
votes
0answers
15 views

Using data captured through a GP task window in a Flexviewer Print Widget

I have a Flex Viewer that allows users to undertake a GP raster processing task by selecting a series of datasets (rasters with predefined scientific scores) through the GUI and then asks the user to ...
-1
votes
0answers
14 views

Geo pie project [on hold]

Prepare a pi chart of water consumption in hinding in the last five years to understand the availability of water resources. what data do I need ? and what is meant by hinding ? What am I supposed to ...
0
votes
1answer
17 views

Add Points shp attributes to Polygon shp by Point location (as Spatial Join in ArcGIS)

I have a set of points in .shp (ESRI, available here: http://ulozto.cz/xGqRVFrR/voronoi-zip). I would like to calculate Voronoi tesselation from the points, thus create polygons. So far, so good. ...
4
votes
2answers
26 views

Proper ground-to-grid correction and projection from old survey maps

I asked this question over on the ESRI geonet site, but haven't had any luck there, sorry for the duplication... I'm working on digitizing a group of maps from the 1950's that show locations of ...
2
votes
1answer
17 views

problem deleting shapefiles because still in use by arcpy cursor [duplicate]

I have a function outputTblContents which contains def outputTblContents ( path ): rows = arcpy.SearchCursor(path, fields="alpha; beta") for row in rows: print("{0} => ...
1
vote
1answer
17 views

How do I Calculate Grouped Percentiles or Batch percentiles in ArcMap?

My question is similar to this one which was answered successfully: Calculating Percentiles in ArcMap? My addition is how do I batch this solution for multiple files or apply a group-by feature to ...
1
vote
2answers
18 views

How to Exclude Null or Zero Values from Graduated Colors Classification? ArcGIS 10.3

I have a layer that is classified using graduated colors. I have set it to a manual classification with 7 levels. My 1st value of 0 is not needed anymore. How do I remove the 1st level of ...
1
vote
1answer
32 views

Export data with data frame coordinate system using ArcPy

I want to export data in current data frame and use the same coordiante system as data frame using ArcPy as I have multiple files. Any suggestion on how to "Export with data frame's coordinate ...
0
votes
0answers
9 views

Normalized Difference Built Up Indice with a threshold value in QGIS modeler

I want to use the modeler in QGIS, model the NDBI with a threshold value in order to produce a binary image. positive values = 1 and negative values = 0 my question is about which tool I can use in ...
2
votes
4answers
72 views

Area missing in polygon (Shapefile)

I'm working with ArcGIS and the following image is showing the poligons that I have in my shapefile. So, the seleted polygon should be, actually, this selected one + the blank area right below it. ...
1
vote
2answers
28 views

ArcMap legend column formatting

I'm trying to spread my ArcMap legend across 3 columns. Ideally column #2 and #3 should have their symbology header / layer name above them (see picture). ArcMap however is of the opinion that ...
1
vote
0answers
11 views

rgdal with multiple Feature Datasets in R

I am trying to read shapefiles contained within a geodatabase file (.gdb) into R. The .gdb contains two Feature Datasets with multiple Feature Classes within each. The problem is only one of the two ...
0
votes
0answers
10 views

Another Z-Factor Challenge

I've been working on a DEM, trying to calculate the slope. I have it in WGS_1984 and re-projected into NAD_1983_MTM_8, my preferred projection for this project. Every time I run the slope tool, ...
2
votes
1answer
65 views

Historical GIS data

I am looking for geographical boundaries of the Pale of Settlement - a region of Imperial Russia in which permanent residency by Jews was allowed in the 19th century Will manage with most formats
5
votes
3answers
627 views

How did sailors navigate before the Mercator projection (1536)?

The Mercator projection (1536) must be great for nautical navigation. It allows one to find a bearing and keeping this constant one should reach the target (if not in the shortest line). But how did ...
2
votes
1answer
24 views

Overlay Analysis in QGIS (or Preferably Python)

I would like to perform an overlay analysis in Python or QGIS to output a list of each shapefile that falls within certain boundaries. I have unsuccessfully tried to use the Spatial Join, Intersect, ...
0
votes
0answers
13 views

How to access the Metadata link URL field of GeoServer using the OpenLayers Library?

Geoserver v: 2.4.4 OpenLayer v: 2.13 All maps are WMS. In my javascript I use "layer.name" to access the Title of the specific map as specified in my GeoServer layer. Using jquery I was able to ...
0
votes
1answer
26 views

Interpolation extent

the following pics will hopefully explain my problem. After interpolation an clipping the grid I get the result you can see on the pic. Next to the boundaries there are a lot of gaps caused by the ...
0
votes
0answers
6 views

how to store edited features on map into json file in ol3 using javascript

I added two vector layers which are downloaded from geoserver into my eclipse and i am displaying the layers on osm layer. After i added drawing features on vectorlayers i cannot able to save features ...
1
vote
0answers
9 views

PyQgis - Adding attributes to a POSTGIS layer

After reading @underdark's answer to this question on creating a new vector layer and @Matthias Kuhn's to this one on field calculation, I wrote a script that allows me to calcultate the mean ...
-1
votes
0answers
14 views

Missing Grounds of Buildings

I have model of buildings in shapefile (Multipatch). Buildings are not closed from bottom (they don't have ground). I would like to ask if there is any workflow, how to do that automatically?
0
votes
1answer
6 views

Redirect if Clicked on a Marker in CartoDB

How can the user be redirected if he clicks on a marker in CartoDB? I have a dataset with the markers — the geometry and inside of the description-field the URL to redirect the user. I know I can ...
1
vote
1answer
22 views

How to merge two lines of polygons?

In QGIS 2.6.1, I have merged two polygon shapefiles. After merge I am facing problem at boundaries.. So I thought of changing Polygon -> lines(manually deleting one of the line at boundary) ...
-5
votes
0answers
18 views

How to use WPS service in Openlayers 3? [duplicate]

I want to use JTS:buffer feature(WPS) of Geoserver in Openlayers 3. Please, give the working example of it.
1
vote
0answers
16 views

Sorting cursor made of Network Analyst outputs?

I have solved OD Cost Matrix analysis and I'm trying to access the results using da.SearchCursor with SQL sorting. The problem is that the result is not sorted at all. lines = ...
1
vote
2answers
17 views

Export Google Maps Route to KML/GPX

Since Google pulled the plug on Google Maps Classic, I'm reluctantly moving to its Google Maps New application. However, I didn't find how to export a route to a GPX or KML file so it can be copied ...
0
votes
0answers
13 views

i'm tring to write X array as a new raster [on hold]

i'm tring to write X array as a new raster, but some thing mistake happen # -*- coding: utf-8 -*- #!/usr/bin/env python print("Started\n") import gdal import numpy as np ...
1
vote
1answer
18 views

How to show objects inside an area?

I have two different shape: point shape file with many elements area shape file with many regions I need to create a rule where I need to colur differently the points in some areas, but the areas ...
0
votes
0answers
12 views

MultiPatch Shapefile import into PostGIS Database

I have geometry of buildings in Shapefile MultiPatch format. I want to import it into PostGIS database in the same format. Is that even possible? If yes, then how?
0
votes
0answers
10 views

Problem loading geojson file on geojson.io

I am newbie in GEOJSON file. I am having difficulty to load my GEOJSON file on geojson.io. Here is my GEOJSON file : https://gist.github.com/anonymous/0abb8f926977d577b52d. I dont have any issue when ...
0
votes
1answer
12 views

Getting warning when opening NetCDF file using gdal?

I am using windows 7(32-bit) and want to warp NetCDF (nc) files and save the output as GeoTIFF. First I run gdalinfo first to get the info of the subdataset I need and added NETCDF in the ...
0
votes
0answers
2 views

mapsforge highway names disappear at lower zoom levels

I'm using mapsforge 0.5.1. My App rendering the map displays certain highways at particular zoom levels. For example, it displays k="highway" v="primary" at zoom=13 and above. However it refuses to ...
0
votes
2answers
38 views

How to identify which polygons are islands with ArcGIS

Is there a simple method to select single part polygons in a single feature-class which are not contiguous with other polygons ie they are island polygons?
0
votes
0answers
20 views

Show relations in HTML popup in ArcMap

Is it possible to include information about relations in the HTML popup in ArcMap? I have two tables, one with points (Columns: ID, Name) and one with events about those points (Columns: PointID, ...

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