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

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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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75 views

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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83 views

Is there ArcGIS (ideally) solution for spill modeling from particular pour point on crude oil pipeline?

wondering if anyone knows of a solution for spill modeling from a particular pour point on a crude oil pipeline? I currently have all my data within ArcGIS (DEM, major/moderate/minor watercourses, ...
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72 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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0answers
122 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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205 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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72 views

Using SWAT model with QGIS

I am trying to use SWAT (Soil and Water Assessment Tool) for watershed management activities. It is a set of commandline tools and needs a complex set of input data some of which can be generated from ...
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23 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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140 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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28 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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67 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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232 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?