3323 search results for "Map"

R, an Integrated Statistical Programming Environment and GIS

November 27, 2014
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R, an Integrated Statistical Programming Environment and GIS

This article was originally published in Geoinformatics magazine. R is well known as a powerful, extensible and relatively fast statistical programming language and open software project with a command line interface (CLI). What is less well known is that R also has cutting edge spatial packages that allow it to behave as a fully featured Geographical Information System...

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Power Outage Impact Choropleths In 5 Steps in R (featuring rvest & RStudio “Projects”)

November 27, 2014
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Power Outage Impact Choropleths In 5 Steps in R (featuring rvest & RStudio “Projects”)

I and @awpiii were trading news about the power outages in Maine & New Hampshire last night and he tweeted the link to the @PSNH Outage Map. As if the Bing Maps tiles weren’t bad enough, the use of a categorical color scale instead of a sequential one caused sufficient angst that I whipped up

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The National Centre for Biotechnology Information (NCBI) is part…

November 25, 2014
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The National Centre for Biotechnology Information (NCBI) is part…

The National Centre for Biotechnology Information (NCBI) is part of the National Institutes of Health’s National Library of Medicine, and most well-known for hosting Pubmed, the go-to search engine for biomedical literature - every (Medline-indexed) publication goes up there. On a separate but related note, one thing I’m constantly looking to do is get DOIs for papers on...

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What’s the most popular German car where you live?

November 25, 2014
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What’s the most popular German car where you live?

by Tim Winke PhD student in Demography and Social Sciences in Berlin This post has been abstracted from Tim's entry to a contest that Dalia Research is running based on a global smarthpone survey that they are conducting. Tim's entry post is available as is all of the code behind it. - editor When people think about Germany, what...

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Calculates population growth rate λ along element changes

November 23, 2014
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Calculates population growth rate λ along element changes

The previous article introduced the sensitivity and elasticity to seasonal matrix model of imaginary annual plant.  Both sensitivity and elasticity are partial derivatives.  This means the values can only predict … Continue reading →

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proper use of GOSemSim

November 22, 2014
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proper use of GOSemSim

One day, I am looking for R packages that can analyze PPI and after searching, I found the ppiPre package in CRAN. The function of this package is not impressive, and I already knew some related works, including http://intscore.molgen.mpg.de/. The authors of this webserver contacted me for the usages of GOSemSim when they developing it. Read more »

Trading The Odds Volatility Risk Premium: Addressing Data Mining and Curve-Fitting

November 19, 2014
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Trading The Odds Volatility Risk Premium: Addressing Data Mining and Curve-Fitting

Several readers, upon seeing the risk and return ratio along with other statistics in the previous post stated that the … Continue reading →

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RcppAnnoy 0.0.3

November 18, 2014
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Hours after the initial blog post announcing the first release of the new package RcppAnnoy, Qiang Kou sent us a very nice pull request adding mmap support in Windows. So a new release with Windows support is on now CRAN, and Windows binaries should ...

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Moving The Earth (well, Alaska & Hawaii) With R

November 16, 2014
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Moving The Earth (well, Alaska & Hawaii) With R

In a previous post we looked at how to use D3 TopoJSON files with R and make some very D3-esque maps. I mentioned that one thing missing was moving Alaska & Hawaii a bit closer to the continental United States and this post shows you how to do that. The D3 folks have it easy.

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A look at the igraph package

November 13, 2014
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A look at the igraph package

by Joseph Rickert The igraph package has become a fundamental tool for the study of graphs and their properties, the manipulation and visualization of graphs and the statistical analysis of networks. To get an idea of just how firmly igraph has become embedded into the R package ecosystem consider that currently igraph lists 72 reverse depends, 59 reverse imports...

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