A methodology or set of analytical procedures used to derive information about spatial relationships between geographic phenomena.

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How to bring 3D object into 3D application?

I'm doing some GIS as part of my college course and have just started to do some 3D modelling, I'm really a GIS novice, The module is short (only 5 lectures) My lecturer has said that it is possible ...
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23 views

Finding a Conceptual Site Modeling Software

I've been asked by my company to generate a conceptual site model for a project and I have no clue where to start. The purpose is to show groundwater flow through a few layers of rock either in 2D or ...
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90 views

Modelling Zombie Outbreak

I know that there are many scripts (mostly in matlab) out there that address the spread of disease/zombie infection, but does anyone know of ways this has been developed/implemented in ArcGIS? ...
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194 views

Incorporating known GPS/INS data to automatically produce geo-registered 3D models

I am trying to reconstruct a 3D building model from 2D video frames using an open-source Structure-From-Motion(SFM) software (Bundler). The final reconstructed 3D model will be in Cartesian ...
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9 views

In QGIS Process Modeller, is it possible to automatically run a function on several layers without listing all combinations?

Trying to develop a Model which includes finding any intersections between layers and then merging them all into a single layer. I have 12 layers in total, it's not really efficient to list all the ...
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44 views

Intersecting Polygons

I have 10 shape files containing polygon features. I would like to produce a single polygon layer containing portions of the input polygons where no fewer than two of the aforementioned feature ...
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68 views

AHP Workflow in GIS

We are to apply AHP method to determine waste disposal areas using GIS, the AHP methodology supposes, from what I gathered, alternatives known before hand (as explained in this very straightforward ...
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18 views

Agent Analyst - How to reduce memory use during many, many loops?

I am currently using the Agent Analyst adaptation of Repast within the ArcGIS framework. The model I've built is capable of doing what I'd like (ie. randomly generating biologically-sensible ...
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59 views

Comparing travel times using GPX files

I'm recording my travel times between home and office using "Open GPS Tracker" on Android (https://play.google.com/store/apps/details?id=nl.sogeti.android.gpstracker), so that I can figure out the ...
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183 views

Which is the best interpolation method for collected ground water sample?

I have collected ground water quality samples from 50 locations in my study area. Now I have to interpolate data in ArcGIS. Which is a suitable method for ground water interpolation and why?