Blog Archives

Rgdal Package: R crash during "writeGDAL" solved

August 12, 2012
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Lost entire day fighting this ridicules crash during export of raster created in R to GeoTiff (other "rgdal" functions worked fine). This option worked well several months ago when I last time used it, so I wondered what happened. I searched ...

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Spatial Randomness Evaluation in R: Monte Carlo Test

May 14, 2012
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Spatial Randomness Evaluation in R: Monte Carlo Test

This post is a some kind of reply to this one.So our goal is to determine whether our point process is random or not. We will use R and spatstat package in particular. Spatstat provides a very handy function for this, that uses K-function combined with...

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Methodology for Assessment of Environmental Risk Caused by Fires at Illegal Dumps

January 18, 2012
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Methodology for Assessment of Environmental Risk Caused by Fires at Illegal Dumps

It's actually already two month old news, but my research "Developement of the Universal Methodology for Assessement of Environmental Risk Caused by Fires at Illegal Dumps" (download in RUSSIAN), that was made special for Fire Monitoring Challenge (by GIS-Lab, Microsoft, NEXTGIS, several universities and GIS/spatial data corporations), was  awarded the 2-nd pace. The prize consisted...

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Relation Between Fires and Distanse to the Nearest Road (Recalculated)

November 29, 2011
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Relation Between Fires and Distanse to the Nearest Road (Recalculated)

As you may already know, I'm a proud owner of AMD FX-8150 8-core CPU. And I've purchased it not for gaming reasons, but for science. My previous CPU was painfully slow with such calculations as determination of the relation between fires and distance t...

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Relation Between Fires and Distanse to the Nearest Highway

August 19, 2011
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Relation Between Fires and Distanse to the Nearest Highway

Instead of introduction Just for fun I decided to investigate relationship between fires intensity in Leningrad region (and St. Petersburg as well) and distance to the nearest road in order to gain the evidence of the major influence of the anthropogen...

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R-commander installation in openSUSE

February 14, 2011
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Thanks to this post I was able to install R-commander in openSUSE.  I've modified recipe a bit and don't want to search for it the next time.You have to perform several steps:Install R-base and R-base-devel packages from here. Install gfortran :~&...

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