0
votes
0answers
2 views

How can I use regex in the AttributeCreator Advanced Editor in FME 2014?

I want to use regex to simply distinquish between POLYGON and MULTIPOLYGON using the regex term "\bPOLYGON" Apparently I can use the Advanced Editor and use ...
0
votes
0answers
2 views

Undefined symbol error when creating postgis extension

When trying to create postgis extension, I'm getting an error, no references in google on it. maptest=# CREATE EXTENSION postgis; ERROR: could not load library "/usr/pgsql-9.3/lib/rtpostgis-2.1.so": ...
0
votes
1answer
5 views

Profile curvature and soil moisture correlation: issue in interpretation

I have a question related to the profile curvature values. In an article I was reading (reference provided at the bottom of this question), scholars have found a negative correlation between profile ...
2
votes
1answer
992 views

GeoServer GetCapabilities Not Working

I am trying to learn how to use the OpenGeo suite by following the tutorials on the site. The one I'm currently trying to follow is http://workshops.opengeo.org/geoext/stores/capabilities.html. Most ...
2
votes
2answers
65 views

PostGIS non functional on Ubuntu 14.04

I am unable to create the PostGIS extension on new databases in Ubuntu 14.04: $ psql pg_testing -c "create extension postgis" ERROR: could not load library ...
4
votes
1answer
556 views

ArcGIS JS API: Convert ESRI Date Type into String

I am following this ESRI tutorial to display information from a related table for the selected features. The example in itself for my project works fine, however, my data include two Date fields and ...
0
votes
1answer
12 views

Using OTB-Wrapping of Orfeo Toolbox (Java)?

I can not find the code/binding/whatever for Java... http://orfeo-toolbox.org/otb/ https://en.wikipedia.org/wiki/Orfeo_toolbox Can someone help me on that issue?
0
votes
0answers
4 views

Zonal Statistics as Table Tool

I have a slope dataset. I have a polygon shapefile with territory within the extent of the slope map. how do I calculate the real surface area of this shapefile using the zonal statistics as table ...
-1
votes
0answers
4 views

ArcGIS 10.2 home pc

This Q has been asked before but it has been a couple of years since it has been answered. Is ArcGIS 11 going multi-thread? Can't get affirmative answer---other than background geoprocessing. So, ...
0
votes
1answer
32 views

How to remove sandy dots in an image?

I am processing a LandSAT image for geological purposes. After some processing there are so many sandy dots in the image. To get clear geological formation as a polygon I want to remove small sandy ...
0
votes
1answer
27 views

Erdas python scripting help

I want to write scripts for Erdas in Python. I downloaded some Python examples here but I could not make much. Where can I get the full Help material for Erdas python scripting?
-3
votes
0answers
30 views

Batch Convert shape files into aoi's in erdas

How to Convert Shape files in batch mode to aoi's in erdas through python script?
1
vote
1answer
29 views

How to rescale data ranges in ERDAS?

I have an Normalized Difference Vegetation Index(NDVI) and Enhanced vegetation index (EVI) layer and I want to re-scale their data ranges to value ranges from 0–to–1, in order to optimally stretch the ...
0
votes
0answers
4 views

Creating batch file from ERDAS IMAGINE Spatial Modeler?

How to create batch file from the ERDAS IMAGINE Spatial Modeler? I want to do the same process to different input images, something similar which we can do by batch processing of the existing ...
7
votes
2answers
164 views
+50

Conflict between ArcPy and GDAL/OGR?

TL;DR I can't get an installation free version of GDAL/OGR to work from within ArcMap 10.0. I get an ImportError: DLL load failed on _mod = imp.load_module('_gdal', fp, pathname, description). ...
0
votes
1answer
85 views

Writing shapefile with projection defined crashes fiona

I've just started trying to use Fiona to write out shapefiles. I found the example code below, which seems to work fine from shapely.geometry import mapping, Polygon import fiona # Here's an example ...
21
votes
5answers
8k views

Most Up-To-Date Source for US Zip Code Boundaries

I was just wondering what the most up-to-date source for US Zip Code boundaries would be. My first thought was TIGER, whenever that comes out, but then I thought that the Postal Service might be a ...
0
votes
0answers
16 views

Converting DEM data to height information in meters using QGIS?

I'm relatively new with QGIS and currently I'm working with ASTER and SRTM DEMs. The goal is to create vector heightcontours with labeling in meter. Can you tell me how I can convert the grayband ...
0
votes
0answers
6 views

How to remove ArcGISTiledMapServiceLayer completely

I have a problem related to "ArcGISTiledMapServiceLayer". I have an ArcGISTiledMapServiceLayer map service, which I have added to Map object. This service work as BaseMap. Now I want to add another ...
0
votes
1answer
132 views

Stuck installing gisgraphy: org.springframework.beans.factory.BeanDefinitionStoreException

I'm been trying to get gisgraphy to run for a few hours but seem to get stuck at the exception being thrown below. I thought it might have been the gisgraphy-3.0-beta2 version of gisgraphy but I now ...
0
votes
0answers
4 views

Can I set individual scale levels for an ArcGISDynamicMapServiceLayer?

I have a map service that contains 6 layers. I turned one layer into a feature layer. I used this layer in a query and show the result. I then would like to just show the other 5 layers as a ...
1
vote
1answer
80 views

Does not show shortest path in networkx (in QGIS)

I used the following commands (in qgis console) to get the shortest path with astar algorithm. But the result shows 'NetworkXNoPath' every time. Why was that? Please help me to find a solution to this ...
1
vote
2answers
115 views

Issues with Selection and Viewing of Attribute Table using QGIS and SQL Server Express 2008 R2

I am having issues with Selection using QGIS 2.0.1. Dufour. When I select one point, all of the points get highlighted. Attribute Table dialog shows Errors for all of the attributes. It indicates that ...
-2
votes
0answers
9 views

how can i obtain mean of 30 bands from the help of raster calculator in QGIS API with python?

class BankAccount(object): def __init__(self, initial_balance=0): self.balance = initial_balance def deposit(self, amount): self.balance += amount def withdraw(self, ...
1
vote
0answers
23 views

Use Ushahidi api in another map using openlayers

I have a ushahidi deployment and i am using Openlayers + ushahidi api to show the reports in a separate map along with other features. i have queried the data from ushahidi api and made a vector ...
4
votes
1answer
131 views

Unknown Old Coordinate System of the Phillipines

I am reading a report made in 1979 and the coordinates show N 46,400 and E 47, 600. This is in the Philippines. Would anybody know what the coordinate system was used in this numbers? Thanks.
0
votes
1answer
431 views

How to create a custom projection of PRS92 and UTM 51N for the Philippines? [duplicate]

Possible Duplicate: How to define new custom projections in QGIS? How do I create a customized CRS parameter in quantum GIS? I'm try to create a projection of PRS92 and UTM 51N. This ...
0
votes
0answers
14 views

Obtaining point data from vector (line) file using QGIS?

I downloaded a free rainfall data from the Philippine GIS Data Clearinghouse (PhilGIS) which are vector lines. How can I extract the data points from this? I want to extract it because i will be ...
0
votes
1answer
128 views

Where to upload layers in geoexplorer?

I just install opengeo suite (boundless) in my machine and try to explore it. I followed the instruction in user manual and I encountered a problem. In "Load your data with GeoExplorer" part, after ...
0
votes
0answers
12 views

How do I get polygon coordinates from shape files?

I'm using Geodjango and eventually need to get my dataset in a form where I can do point-in-polygon queries. I've tried re-projecting with GDAL (at least I think that is what I did here) my dataset ...
3
votes
1answer
202 views

1944 Cyprus Grid coordinate data projection problem in MapInfo

I have coordinate data from the 1944 British Army General Staff, Geographical Section (GSGS) Cyprus map which was cast on the Cassini projection, but was referenced to the Clarke 1880 ellipsoid where ...
1
vote
1answer
15 views

Efficient way to provide cached tiles?

I am creating an app in Android that requires cached areas. I allow the user to cache an area of reasonable size. The server provides these tiles in a zip in the format /z/x/y.png. I took a (very) ...
2
votes
1answer
13 views

Where i can find Mapbox tiles gallery

I'm sorry, if my question seems to be newbie, but i have discovered that cloudmade tiles service has been discontinued, so to switch to mapbox tiles, i imagine that i can find i gallery (like ...
1
vote
3answers
42 views

What is the opposite of height? [on hold]

Considering that depth denotes the distance below sea-level to a point on an object located below sea level, and considering that height denotes the distance to some point above the surface of the ...
1
vote
1answer
79 views

Tile Index in Qgis Web Client

I have a many aerial photos. I created a tile_index with gdaltindex. Now I would like to display the aerial photos of the tile_index in qgis-web-client. How can I do that? Is there somewhere a ...
6
votes
1answer
72 views

Competing approaches to line & polygon simplification

There seems to be a few theoretical options around at the moment for geometric simplification. Douglas–Peucker seems the most established, followed by Visvalingam's approach (used by d3.js). Now ...
0
votes
0answers
10 views

Clip Aerial Image Pair by Overlapping Area?

I have a set of aerial images which I am trying to clip by their overlapping areas, for use in a more involved program I am writing in Python with Python Imaging Library (PIL). Is there a command ...
0
votes
2answers
28 views

Dealing with custom projections (from prj file) in PostGIS (also GeoServer and OpenLayers)

Basically I want to perform spatial queries like distance calculations in PostGIS using data from shapefiles with different projections, some of which have no SRID code that I can find and also which ...
3
votes
1answer
226 views

How come “Zoom to Polygon” always puts me in the middle of Nebraska?

This is an issue related to this question I'd asked a few days ago. I've got that code working, to an extent. Every time, though, that I double click on one of the Polygons in the attribute table that ...
1
vote
1answer
47 views

Communicate synchronously & continuously (coords, etc) from terminal to application-based mapping software such that updates are displayed live on map

I run a lot of spatial queries. Hundreds of thousands a week. While these things are running, it would be nice if I could see what (where, actually) my scripts are working with. Distance calculations, ...
0
votes
0answers
10 views
+50

GeoDjango order_by('distance') not working as expected?

Using GeoDjango, I am trying to sort a list of users based on the distance from a point. It does generate a list, but its not ordered by distance, though I specify that in my query. This is the query ...
3
votes
2answers
105 views

Best Landsat-5 TM band combination for detecting fire scars

I am looking for the best band combination with Landsat 5 imagery to detect fire scars.
1
vote
2answers
179 views

Add custom CRS - 2.2.0 Valmiera

i've builded a custom proj.4 library, tested it by command line (proj and cs2cs) and with postgres/postgis. All works fine. Now i'm trying to make the same with Qgis 2.2.0. I've replaced the original ...
4
votes
1answer
126 views
+50

R raster Package Moran's I interpretation

I am using raster package to calculate the local Moran's I . The example gives the range of Moran's I between - 1 to 2.47. On my own data I have see the value range -3.070423 - 7.228558 How can ...
1
vote
1answer
41 views

How to “lower the resolution” of a lat long csv

I have a csv with 12.5 million date/lat/long/value points, it's a point every 800 meters ( in a grid ) of the united states what's the best way to convert the points to every 1600 meters? or 3200? ...
1
vote
1answer
268 views

OpenLayers removing/adding marker (airplane): update the orientation based on lat/long (next point in database)

The code below I have is working great. I'll try to explain it in a few lines (btw you can view it here http://codeshare.io/9Z1BE): -there's a marker on the map. The lat long is returned as json from ...
2
votes
0answers
121 views

Adding colours from .style file to multiple shapefiles via script?

I have added 70 fill colours in a .style file. For adding these colours to my shapefile i would have to manually go to properties/symbology/match to symbols in a style/ then browse to the location ...
5
votes
1answer
2k views

Lidar - Automated building extraction (Improve Process)

I have the following process for automatically creating building outlines/footprints from Las files and was wondering if anyone can help improve it or has suggestions for other processes to use? ...
1
vote
1answer
97 views

GeoTools 10 - Convert Raster To Vector

I am fairly green with GeoTools, and having a hard time converting a raster (GridCoverage2D) into a vector format. In the hours I've spent searching this site and Google, there seems to be multiple ...
7
votes
1answer
870 views

Inserting newlines in Rectangle Text elements via ArcPy causes overlap?

I ran across an issue the other day when I tried to use ArcPython's mapping module to edit rectangle text elements with newlines (\n) in an ArcMap document. Here's what the output looked like: ...

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