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0
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0answers
21 views

Embedding a open source topographic Earth (maybe Google Earth) onto a website?

For a project, I want to create a website that includes something that resembles Google Earth. For this website I would like the starry night background with the Earth in the middle (like that on ...
0
votes
1answer
17 views

Chosing a GeoCMS server collaboration tool

I have seen a few things about different GeoCms. Researching these, none of them by default to actually seem to be a GeoCMS. Somehow when you hook these up to mapserver they become a GeoCMS. I do not ...
1
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0answers
25 views

How to determine the distribution of pollutants using marine tissue samples?--3D Interpolation [closed]

I have point data representing tissue sampling performed by NOAA NCCOS for Gulf of Maine waters. I am assuming a temporal resolution of one sampling point per location for one year. I have searched ...
11
votes
2answers
198 views

Open source alternative to Esri geoprocessing service concept?

I am searching for any examples of implementing a logic that Esri has built with geoprocessing services. You author a custom tool or it can be a system tool >> you publish it exposing this ...
1
vote
1answer
38 views

How to convert to web mercator projection using an open source tool?

I've got a KML file which I need converted to a web mercator projection. This file will go into Tilemill. What are some good open source tools to convert files to the web mercator projection?
0
votes
1answer
88 views

Cloud Removal from Landsat Data

I'm trying to remove clouds from Landsat 5,7 and 8 data. I'm also trying to do this using only open source options, avoiding ArcGIS. I'm familiar with python and have some QGIS experience. Originally, ...
2
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0answers
38 views

Free software to publish tiles on Amazon S3?

Does anyone know of free software that would allow me to publish tiles on Amazon S3? I know of Arc2Earth, but it is not free.
1
vote
2answers
74 views

Open source, Python option for Arcpy's Con tool?

I'm wondering if there is a method to perform a function similar to Arc's Con tool, using open source options in python. I have two rasters, one that shows locations of clouds and the other is just a ...
2
votes
4answers
209 views

Building a WebGIS with search functionality for a charity

I am playing with the idea of building a Basic Web based GIS system for a charity. The problem: I work for a charity that deals with people with Cleft Palates. They currently have a website, but ...
0
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2answers
37 views

Build a Raster GIS Web Application

We need to build a Web based GIS application for Raster data computation (analysis). All the maps are in form of raster images. We are failing from a week to find a proper tool which allows ...
1
vote
0answers
76 views

Open source space time series database management system

I am aware of the existence of space time DBMSs such as Druid, InfluxDB or OpenTSDB. Is there anything like it for spatially explicit data? A time series extension for a common spatial DBMS (say, ...
1
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0answers
25 views

Is ther open source tool for calculating Getis-O-ord (ARCGIS) and able to customize in own platform

i would like to know is there any open source tool for calculating Getis-O-ord(ArcGIS)? If so can i customize for own application or can i write my script within that application like qgis.
1
vote
1answer
82 views

creating GIS data directly on camera images

If I'm taking few photos with superimposition and enabling a stereo system for images pairs, Is there a software for 3D or 2D calibrating that will enable then creating GIS vector data directly on ...
1
vote
1answer
42 views

Need software to create Info-graphic map

I want to make an info graphic map for history theme hence I am researching on Google for suitable software but not able to find suitable software and very less information regarding available related ...
4
votes
2answers
43 views

What are license options to share and distribute ArcGIS ModelBuilder toolkit?

Do you have expertise or experience to share on what software license can be used to share a model created in ArcGIS ModelBuilder to ensure that it is free to use, or used for non commercial purposes. ...
0
votes
0answers
34 views

Split polygon into four with respect to single point

Some days ago one of my colleague came to ask me a query related to Geometries. The situation is as....There is one Polygon(suppose a city polygon) and there is one point(suppose user's current ...
1
vote
1answer
227 views

What are the equivalents of ESRI products in open source for Web Mapping? [closed]

I have been using the following licensed products to publish my GIS data on web. web server: windows 2008 R2, GIS desktop: ArcGIS desktop, GIS web server: ArcGIS server, API: ArcGIS API for JS, ...
2
votes
3answers
363 views

Workflow to convert a DWG CAD file to a shapefile

I'm trying to develop a workflow where I can convert a .dwg file to .shp. I don't have a good understanding of which tools I should be using. My preference is to use software that runs on OSX, is ...
5
votes
1answer
130 views

Is there Open Source equivalent to ArcGIS Integrate (for topology correction)?

I need to transform a set of polygons so that it forms an exact spatial partition/tesselation (no gap - no overlap). What are the existing open-source solutions (software or library) to perform this ...
2
votes
3answers
108 views

How to apply a specific Rendering to an Image and export to JPEG?

We have a specific process which generate an interpolated single band 32-bit Float Raster in Erdas Imagine (.IMG) format. This process generates an image every hour. We wish to apply a specific ...
4
votes
1answer
250 views

Is there an online source of raw contour data?

My goal is to get a vector image (SVG preferably) of a local mountain. The data clearly exists, but as an armchair cartographer without access to raw layer data I've been reduced to combing the web ...
0
votes
1answer
217 views

Best GTFS-Editor for create and export routes

I am at inertial level and need information about gtfs-editor. I want to create routes,trips,patterns,etc... and export it to GTFS-format. I have setup locally two gtfs-editor TransitDataFeeder ...
0
votes
2answers
89 views

FAHP/AHP for GIS in free software?

Anyone knows a free GIS software that implements the Analytic Hierarchical Process (or its fuzzy extended version) ? And while asking, have anyone had any experience with a commercial GIS that ...
4
votes
2answers
92 views

pgAdmin vs psql

I have downloaded postgreSQl 9.3 and Postgis 2.1 recently as an educational adventure and have been working with both through the pgAdminIII interface. I haven't used psql yet when working with my ...
1
vote
2answers
45 views

How can I determine which polygons contain other polygons?

I am using only free, open source tools. I have two shape files: a shape file of voting precincts and a shape file of census tracts. I want to know: which voting precincts fit inside which census ...
2
votes
2answers
226 views

LANDSAT Image classification and open source solution(s)

I have some experience with ERDAS IMAGINE in doing some supervised/unsupervised LANDSAT imagery classifications and now find myself in the position of needing to do the same but without the access to ...
1
vote
0answers
56 views

How can I edit spatial data automatically on postgis and check for topology errors on said data whitout using shapefiles?

So, I have spatial data stored in postgis (points, lines and polygons) and would like to edit and update those in an Open Source software (quantum GIS, grass, etc.) to check for topologic errors, ...
6
votes
7answers
1k views

Open source tool to convert a DEM to a 3D model

I would like to convert a DEM (Digitial Elevation Model) file (e.g. from SRTM) into a 3D model that I can then edit with regular 3D modeling tools (e.g. Meshlab/Blender/etc.). However I'm using Ubuntu ...
1
vote
2answers
104 views

How to get an indication of how points are spatially distributed?

Let's say I have a set of points and I want to get an indication of their spatial distribution. That is, if all points are at one location a possible return value would be 0, whereas if all points are ...
4
votes
2answers
100 views

What are the most efficient Geographic Weighted Regression packages?

What are the most memory efficient open source packages for calculating a geographically weighted regression (GWR)? I am in a situation where I need to do a geographically weighted regression on a ...
0
votes
0answers
52 views

Best OpenSource Database to serve images on web?

I am using a mysql database where I store images as blobs. From here, I serve them on the web. Does anyone know if there is another opensource option that works better? I would need something to ...
4
votes
2answers
451 views

how to convert UTM northing and longitude to latitude

I am doing some work with the Military Grid Reference System (MGRS), which is based on Universal Transverse Mercator (UTM). I find that I need to convert from UTM northing and longitude (actually, ...
0
votes
0answers
69 views

Exporting basemap & Layers as an image?

I need a open-source server-side component for a web-application that can export basemaps + layers to an image format (saved on a db). Being slightly new to GIS, I've managed to find a few tools that ...
1
vote
1answer
75 views

Is it a good idea to use GRASS Algorithms for Geoprocessing in a Server Environment?

I´m designing a web-service to run in a server environment that will do some geoprocessing actions to datasets uploaded by users and send the results back. I´m programming in Python, and so far I´ve ...
1
vote
2answers
112 views

Where to find Icon library for custom GIS software?

I am building a desktop application and currently utilizing a mix of icons for pan, select, zoom, attribute table, etc that have been randomly taken from the internet and modified. The overall look ...
2
votes
2answers
108 views

How can I share my own spatial data on an online map?

Note: I am very new in this field! Can I find an open source map that enables me to display an overlay of my own layers? I need to add some text and rectangles for a certain area, but my ...
2
votes
1answer
142 views

Open Source True Ortho Software

My work does true ortho rectification. We are looking to transition into a more open source company. One of the processes we are looking to "open source" is true ortho. Does anyone know of a ...
0
votes
1answer
108 views

Can I use google api or google maps in web application developed with arcgis api or esri technology?

I need to know that is it possible to use google map (as a basemap) and its GIS functionalities(like find/search features) in my web application developed with arcgis api for ...
3
votes
4answers
1k views

Is there Open Source equivalent to Collector for ArcGIS to use with QGIS/PostGIS?

From my reading of the Esri web pages the Collector for ArcGIS is tightly tied to that platform. I would be delighted to learn that I am wrong about this. I have a strong interest in generic mobile ...
0
votes
1answer
73 views

Creating a postgis database a GML application schema

Is there any open Source tool(automated or semi-automated) that converts GML application schema to a POSTGIS database/table .Specifically I have a huge application schema containing many ...
1
vote
1answer
76 views

What tools or opensource library could I use to deal with LIDAR data(mobile laser scan data)? [duplicate]

I would like to do some reasearch job relating to automatic objects extraction along the road, like road markings, pole-like objects. I have to pre-process the original data before applying my own ...
0
votes
0answers
24 views

Selecting features through a many-to-one relationship

I want to select multiple counties based on the occurrence of a species present within them. I have a County polygon layer with CountyName as an attribute, a flat table called tblSpCnty with the ...
4
votes
3answers
1k views

3D visualisation with open source GIS software [closed]

I'm searching for QGIS (or other open source GIS software) tools that can analyse XYZ data. Also I'm interested to hear about if anyone have migrated to non commercial software regarding geological ...
0
votes
0answers
90 views

Calculating distances between boundaries of polygons with Python

I have two sets of shape-files which have to be worked on within a Python Script. Those two Shape Files might differ from each other (same thematic content, but 2 different epochs). If there occurred ...
0
votes
2answers
659 views

A script on this page may be busy, or it may have stopped responding

I'm using OpenLayers - 2.11,GeoServer 2.13, ExtJS 3.4, and Java for developing GIS based web applications. Recently i'm getting below error message in my application "A script on this page may be ...
4
votes
3answers
278 views

Are there any open source tools for the processing of UAV images?

I have aerial photographs taken by a Unmanned Aerial Vehicle (UAV). I want to do ortho mosaicing and DEM creation to do volumetric analysis. Are there any open source tools that process the UAV ...
1
vote
1answer
61 views

Infrastructure networks in GIS modelling

I am currently working on a GIS-based project which aims to model the interdependency of existing infrastructure networks, e.g. transport, oil, pipeline networks, etc. The network interdependency ...
0
votes
1answer
183 views

How to run Layer Stack in Batch Mode with GDAL?

My goal is process fifteen Landsat-8 scenes with three bands. I need to rescale the pixel depth from 16 bit to 8 bit, stack three bands and mosaic all them. This job must be making via open source ...
2
votes
2answers
505 views

Issue Trying to create Zonal Statistics using Gdal and Python.

I am trying to create zonal statistics using Python and Gdal. I have a polygon shapefile and a raster file, and in order to do so, I am using a piece of code I found in StackExchange. The raster and ...
1
vote
1answer
34 views

Export layer with symbology with open-source tool

Similar to ArcGIS's "Layers", and "Layer packages", are there any open-source analogs? If I have a PostGIS table opened in QGIS (or GRASS, etc.), can I export it WITH the data, as well as with a ...