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-1
votes
0answers
24 views

Algorithms + additional information [on hold]

I would like to know where i could find information or some instructions for algorithms using for spatial analysis. For example algorithms to calculate routes between cities or to optimize the way a ...
0
votes
0answers
22 views

Hosting Tiled images

I want to publish tile images that extracted using the MBUtil. I have the images but don't know what to do next! i.e. is there any open source way to publish them? and how?
5
votes
1answer
131 views
+50

Cell declustering using open-source software

I want to perform cell declustering in a small point data set. I have 9 observation points and I want to find the size of the region of influence for an observation, and afterwards use that as ...
0
votes
0answers
27 views

Opensource geoportal application [on hold]

I consider installing open-source geoportal app on my own VPS. Does anyone could recommend me "the best" available solution? I heard about GeoExplorer, but maybe someone knows something different. :)
1
vote
0answers
56 views

how to create a web site for people to input their locations and other info

I am new to open source Web GIS and have done some self training about the basics of Geoserver, PostGIS and Openlayers. Right now I am in a rush to set up a web site for up to 100 people to access it ...
0
votes
0answers
17 views

Warp polygons/lines from distortion grid, or similar

Anyone have any ideas how I might go about warping polygons or line based on point based distortion map? Specifically, let's say I have a (non-regular) point data set. I create a clone of the data ...
1
vote
0answers
43 views

Free implementation of Polynomial Approximation with Exponential Kernel (PAEK) algorithm

I need a Free (i.e. Open Source) implementation of the Polynomial Approximation with Exponential Kernel (PAEK) algorithm, preferably in C, C++, Python, Julia or R. The algorithm is one of the methods ...
0
votes
1answer
73 views

Is there a freeware alternative to Tableau 8?

Is there a freeware alternative to Tableau 8? One that allows me to use my own data (shapefiles)? Tableau is a comercial software that permits you to create a dashboard were you can show at same time ...
1
vote
2answers
59 views

Looking for an open-source Java based GeoTIFF library

I have written many programs for reading and writing various types of spatial data in the past but I must admit that the GeoTIFF format has often gotten the better of me. It's such a flexible format ...
0
votes
1answer
54 views

Using QGIS and PostGIS for multi-user capabilities, similar to ArcSDE for ArcGIS [duplicate]

I have previously used ArcSDE technology with Microsoft SQL Server to allow for multi-user database editing. My ESRI licenses have recently ran out and I have been using QGIS for my GIS work. I am ...
1
vote
2answers
71 views

Open Source solution to batch process shortest distance between points along road networks?

I have the locations geocoded (a fairly small dataset, ~200), but I haven't found a straightforward way to load these data into QGIS and perform network analysis between nodes. Any suggestions? ...
0
votes
0answers
24 views

laspy reading las file

New to laspy and encountering an error. The first code block describes the file header, the second (In[24]) fails to open the file with laspy: In [21]: import numpy import laspy from laspy.file ...
4
votes
3answers
148 views

Best practice to perform raster map algebra in open source web GIS?

Map algebra for raster is easy with ArcGIS Raster Calculator (or QGIS). I had thought this would be easy with web GIS servers such as GeoServer and MapServer plus OpenLayers etc. as well. What I want ...
3
votes
1answer
382 views

Is TileMill opensource?

I was reading this GIS.SE question about whether TileMill will be replaced by Mapbox Studio. I got worried about the future as a TileMill user, and the question suddenly came to me "isn't tilemill ...
2
votes
0answers
46 views

QGIS 2.2.0-Valmiera 64bit on windows 8.1 displays error while creating ROI in SAC plugin

I don't know what happened while creating ROI during Classification using Semi automatic Classification Plugin 3.1.0 "Rome" installed on hp Pavillion i7 with windows 8.1 When i started to generate ROI ...
0
votes
0answers
15 views

PRN (p-code) to Geocode Conversion

I think I have a unique situation. Client has a file containing the old p-code / PRN but can't relate this to a specific address and desires to move to a geocode orientation. Does anyone know if a ...
3
votes
2answers
76 views

Open Source Interpolation Service?

We are seeking an open source solution for dynamic (on the fly) IDW or Kriging points interpolation. Basically we are looking for something similar to ArcGIS Spatial Analysis Service. ...
3
votes
0answers
102 views

Downloadable, Open Source, IP GeoLocation database

I have an open source project I need a similarly open source IP GeoLocation database for. i.e. IP address to country (and ideally city). Ideally with a license that allows redistribution. This is a ...
1
vote
0answers
105 views

Open-source reader of Leica C10 terrestrial LiDAR proprietary file format

I have a Leica C10 terrestrial LiDAR (laser scanner) system. The system creates and stores point cloud data in a proprietary .bin file. Currently I have to use Leica's proprietary LiDAR software, ...
1
vote
2answers
53 views

Looking for atmospheric dispersion model with 3d GIS application

is there any atmospheric dispersion model with 3d GIS application that can use DEM and atmospheric data as input ?
-2
votes
1answer
66 views

Sending Shapefile to SQL Server 2012?

How can I send a shapefile to an SQL Server table? I have searched and found a tool called ShapetoSQL but I am developing a c# Windows application so I am looking for an Open Source solution.
1
vote
2answers
48 views

WFS Spatial Operator Query - Crosses AND Within

I'm trying to query my wfs service with a polygon. I want the service to return both features that are inside the polygon and partially inside the polygon. However, when I use the "Within" spatial ...
2
votes
1answer
21 views

And/or query on WFS service? [duplicate]

Is it possible to use "and" & "or" queries on a WFS service through the URL? Here's my current URL: ...
2
votes
1answer
61 views

Open source geometry service like ArcGIS?

Does anyone know of an open source GIS server that provide similar functionality to ArcGIS' web services server? For example, the service would provide a similar geometry service that buffers feature ...
1
vote
0answers
60 views

all-in-one gis packages for windows 8.1?

Is there an all-in-one installer that allows having all open-source gis apps installed in windows 8.1? with all apps I mean for instance postgresql, postgis, mapserver, qgis, grass. I have cygwin ...
3
votes
2answers
130 views

Recommended opensource solution for storing, publishing and querying GIS data

Our company has millions of feature classes currently stored through ArcSDE on SQL Server 2008 R2. We are kind of slowly making our way to opensource software. What we want to achieve is to be able ...
0
votes
0answers
30 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
35 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
vote
0answers
36 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
443 views

Open source alternative to ArcGIS 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 ...
2
votes
1answer
104 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
175 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
votes
0answers
42 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
114 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
249 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
votes
2answers
55 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
150 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
vote
0answers
29 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
91 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
47 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
46 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
45 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
249 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
680 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
174 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
142 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
264 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 ...
1
vote
1answer
493 views

What is the best beginner-friendly GTFS editor for creating and exporting routes?

I am beginner 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
139 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
132 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 ...