In the context of GIS, parallel processing is a programming paradigm used to speed up computationally intensive geoprocessing tasks by executing them over multiple CPU cores or threads.

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Unserialize socklist error when using rasterEngine in r

Basically, I am running the "rasterEngine" function in R. I want to use parallelization to change values in a raster image (I have around 400 images that I need to work on). However, the rasterEngine ...
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151 views

How to do parallel queries in postgis [closed]

Is there any way to do queries in postgis using multiple cores in a transparent way, other than splitting my queries among several client connections ?
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Python scaling issues and possible subprocess conflicts?

I have always found such great analytical and programming expertise on StackExchange in the past that I hope you can help me. Background: I have a project that involves spatially joining and ...
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229 views

Parallel Computing and Raster Operations in ArcObjects gives cryptic error

This is a problem I have been struggling with for awhile. The code below takes 1-3 input feature layers (pFLayer) that were stored into a list called pFeatureLayerCollection, casts them into ...
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571 views

Execute multiple process in parallel of Arcpy script

I have seen some difficult ways to do parallel processing, but I wonder if it is possible to simply execute multiple process of the same ArcPy script at the same time. My script makes some changes to ...
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167 views

parallelization of raster mosaic

I would like to create a raster mosaic of the national USGS NED 30m DEM (~50 GB). I'd like to leverage parallel processing using python multiprocessing module where possible. I'm using ArcGIS 10.0. My ...
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Arcpy Parallel Processing Environment

I recently discovered the Parallel Processing environment setting in ArcGIS (this must be new to 10.1), however, there is no mention as to what tools are designed to utilize this environment setting. ...