Wednesday, July 26, 2017

GIS Programming (GIS5103): Peer Review Article #2



Peer Review Article #2

Python based GIS tools for landscape genetics: visualising genetic relatedness and measuring landscape connectivity

Author: Thomas R. Etherington

URL Link: http://onlinelibrary.wiley.com.ezproxy.lib.uwf.edu/doi/10.1111/j.2041-210X.2010.00048.x/full

            This article discusses using GIS and Python for landscape genetics research which will help researchers gain a better understanding of spatial ecological processes. Using GIS is vital to this particular area of research; however, there is a degree of customization that is needed to processes the data which often beyond the non-specialist (Etherington, 2011). To remedy this issue, Python was used to create a series of script based GIS tools that were specifically designed for landscape genetic studies uses. These scripts allow the user to convert the files, visualize genetic relatedness, and quantify the landscape connectivity using the least-cost path analysis (Etherington, 2011). The scripts are stored in the ArcToolbox that allows free accessibility to them along with the Python code that created the tools. By creating these Python scripts, researchers are able to fully utilize the current software; the user community can also provide farther enhancements to the scripts, and this will cut down on the time spent on developing common solutions (Etherington, 2011)

            Etherington was able to elaborate how he implemented GIS and Python to his own research very well. Even though the article was quite short, it was packed with useful information on how Python can customize tools for GIS. I found this article to be very interesting because the GIS tools that Etherington created for landscape genetics can allows be applied to the movement of past and current infectious and contagious diseases in different parts of the world.

Etherington, T. R. (2011). Python based GIS tools for landscape genetics: visualising genetic relatedness and measuring landscape connectivity. Methods in Ecology and Evolution, 52-55.

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