1
vote
2answers
201 views

Looking for open source Spatial file server that ArcGIS 10.1 will connect and work with?

I'm looking for an open source spatial file server to house and serve my GIS data. I'm currently using my Ubuntu Server as a ssh file server and have to download the data to the local computer, ...
7
votes
2answers
2k views

How to create noise maps? (open source or scripted in ArcGIS)

In a previous role I helped create Noise Maps for Northern England. The predicted noise levels was done using the IMMI package (which I can recommend) and the cartographic output was done in ArcMap. ...
10
votes
7answers
1k views

Open source Cloud GIS

I'm looking for an open source cloud GIS solution. Current situation: Up to 100gb of data stored in file geodatabases that is updated daily. Data is used to create maps as well as geoprocessing ...
8
votes
3answers
843 views

Create DEM from stereo pairs?

Can ArcGIS Desktop (or any of its native extensions) allow me to create DEMs from stereo pairs (acquired by satellite, Geoeye 1)? If the answer is a clear no, brownie points will go to an answer that ...
0
votes
1answer
100 views

Projection Transformations [duplicate]

Possible Duplicate: How can I measure area from geographic coordinates? I created my spatial tables in WGS-84 with SRID:4326, I want to transform them to UTM Projection to measure length ...
5
votes
0answers
311 views

Can Quantum GIS replace Proprietary GIS? [closed]

I’m an MSc GIS student in the final year of my studies. I’m researching for my dissertation project which is entitled ‘Can Quantum GIS replace Proprietary GIS in large organisations?’ I’m primarily ...
25
votes
7answers
733 views

GIS developer blogs … recommendations?

I'm looking for recommendations for GIS blogs ... specifically GIS developer blogs. I'm less interested in the geography than in how apps are put together. I'd like to keep up with ESRI ArcGIS as ...
1
vote
0answers
189 views

how to automate changing polygon's shape while keeping its area the same and limiting deviation from orginal centroid? [closed]

I have a polygon that was digitized based upon visually interpreting underlying values of rasters/vectors that represent a natural environment (soil type, surface roughness, slope, elevation, ...
11
votes
7answers
662 views

Free / Open source GIS Education sources

I'm looking for free / open source GIS education sources for advanced GIS users. Specifically sources that cover programming, spatial analysis, modeling, spatial databases / data management. I use ...
6
votes
5answers
2k views

Large mosaic process failing - what are the options? software independent only focussed on result

I need to mosaic about 550Gb of tif imagery together and the software I have tried keeps failing. The area has been split into zones so that the smallest has approx 200 tiles. I have used the latest ...
19
votes
4answers
3k views

Is there any model builder in QGIS or other open source GIS?

Like the model builder in ArcGIS Desktop to run simultaneous geoprocessing tools, is there any model builder available in QGIS or an open source GIS software.
4
votes
2answers
315 views

How to efficiently project datasets of varying coordinate systems into one coordinate system?

I am working on streamlining data processing at my organization. Currently we are using various large-scale Models that we will gradually bring into Python. The gist of our data processing is as ...
3
votes
1answer
119 views

Are there any alternatives to ArcGIS Locator Report?

I'm a pretty new GIS programmer and I've found ArcGIS/Arcpy to be extremely unstable. I'm trying to run a Locator Report in arcpy with no success. I'm wondering if there are any other alternatives? ...
5
votes
1answer
550 views

Memory leak in ArcGIS aggregate points/buffer/Addfield/cursor

I am starting to have concerns about the ability of ArcGIS 10 to fulfill a deliverable of mine. It got me to wondering what exactly else there is, that can perform similar functionality? ET ...
7
votes
4answers
874 views

Spatial query tool for laymen

I know nothing about GIS, but I have what I think is a GIS problem. From spending a few hours googling my problem, I think what I need to do is perform a spatial query, but I'm not sure how to go ...
4
votes
2answers
482 views

Workflow in ArcGIS 10

Our agency has collabrated with six townships and one city for preparing an inventory of stormwater network. We are using ArcGIS 10 (2 ArcView licenses) and ArcPad 7.1 (stuck with it since our ...
8
votes
6answers
920 views

How to integrate SAGA Python Modules into ArcGIS Desktop?

I have been having a look at SAGA (http://www.saga-gis.org/en/index.html) and it seems to have some nice tools for geoprocessing. I was wondering if anyone out there has had any luck bringing SAGA ...
7
votes
4answers
7k views

Alternative for ArcGIS for software development

I'm looking for a free and reasonably licensed alternative to ArcGIS (or maybe just ArcGIS server). I'm quite new to GIS, so I'll state some of the things I want to be able to do and you can tell me ...