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artlembo
May 15, 20232 min read
Parallel processing in ArcGIS Pro - so easy a caveman can do it
I wanted to revisit my post from a couple of weeks ago on parallel processing using a desktop computer. As I began introducing these...
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artlembo
May 1, 20237 min read
Parallel Processing with GIS on Desktop PCs
Did you know that you can perform GIS analysis using parallel processing on a desktop PC? For years now, computers have had multicore...
1,111 views2 comments
artlembo
Oct 16, 20185 min read
Big Data Results
I wanted to revisit the taxi data example that I previously blogged about. I had a 6GB file of 16 million taxi pickup locations and 260...
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artlembo
Jun 19, 20181 min read
GIS Analysis of Overlapping Layers
Sure you can solve it with a few for loops, inserting the results into a new table, but that really is a hassle. Also, I have to do it...
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artlembo
Jul 22, 20162 min read
QGIS GPU Processing Update
Today my students got to present some of their work at the Maryland Geographic Information Committee Quarterly meeting. On Monday we...
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artlembo
Jul 13, 20163 min read
More QGIS/GPU progress – it’s getting faster…
This summer I am working with three talented undergraduates as part of a National Science Foundation (NSF) program called Research...
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artlembo
Jun 29, 20162 min read
Parallel Processing with QGIS
Once again, I am continuing my role as a mentor in a National Science Foundation (NSF) Research Experience for Undergraduate program....
744 views0 comments
artlembo
Jul 27, 20152 min read
From days to seconds: experiences with parallel processing and GIS (Part I, the team)
Many of you know that I have been working with parallel processing for GIS in the form of video card general purpose, graphical...
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artlembo
Jul 7, 20152 min read
When More is Less…. lessons from processing large data files
My good friend Stuart Hamilton gave me a fun conundrum to try out. He has a file of province boundaries (400 areas) and lidar derived...
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artlembo
Jun 3, 20152 min read
Another Radian Test – Finding the distance between lines and areas
Following up on my previous post with ArcGIS and the Near Table, I created an SQL query in Manifold 8 to do both the near distances and...
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artlembo
May 22, 20150 min read
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artlembo
Apr 20, 20154 min read
A Poor Man’s Parallel Processor for GIS
In addition to SQL, I also am interested in processing large volumes of spatial data. One of the newest rages in “big data” is Hadoop....
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