2761 search results for "Ggplot2"

Adding Annotation to R Objects

April 1, 2014
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Adding Annotation to R Objects

When you take a photograph, you can include the date in the image, so you remember when you created it.  (In fact, under EXIF format, it’s stored in the image file anyway, even if it doesn’t appear in the picture.)  Wouldn’t it be nice to make annotations in the objects you create under R? For

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Adding Annotation to R Objects

April 1, 2014
By
Adding Annotation to R Objects

When you take a photograph, you can include the date in the image, so you remember when you created it.  (In fact, under EXIF format, it’s stored in the image file anyway, even if it doesn’t appear in the picture.)  Wouldn’t it be nice to make annotations in the objects you create under R? For

Read more »

Stata Fully Mapped into R

April 1, 2014
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Stata Fully Mapped into R

Hello all of you Stata loving statistical analysts out there!  I have great news.  I am finally nearly done with the package I have been working on which provides the mechanism for Stata users to seamlessly move from Stata to R though use of ...

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Mapping the March 2014 California Earthquake with ggmap

April 1, 2014
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Mapping the March 2014 California Earthquake with ggmap

I had no intention to blog this, but @jayjacobs convinced me otherwise. I was curious about the recent (end of March, 2014) California earthquake “storm” and did a quick plot for “fun” and personal use using ggmap/ggplot. I used data from the Southern California Earthquake Center (that I cleaned up a bit and that you

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Process and observation uncertainty explained with R

March 31, 2014
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Process and observation uncertainty explained with R

Once up on a time I had grand ambitions of writing blog posts outlining all of the examples in the Ecological Detective.1 A few years ago I participated in a graduate seminar series where we went through many of the examples in this book. I am not a population biologist by trade but many of

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R Training for SAS users in Singapore and online

March 28, 2014
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Revolution Analytics has just introduced a 10-module series of R courses in Singapore. If you'd like to learn how to do data analysis in R, already know data analysis in another language like SAS and want to transition to R, or just want to enhance your R skills in a specific area, one of these hands-on courses may be...

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Blurry Fractals

March 27, 2014
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Blurry Fractals

Beauty is the first test; there is no permanent place in the world for ugly mathematics (G. H. Hardy) Newton basin fractals are the result of iterating Newton’s method to find roots of a polynomial over the complex plane. It maybe sound a bit complicated but is actually quite simple to understand. Those who would

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Give your R charts that Wes Anderson style

March 26, 2014
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Give your R charts that Wes Anderson style

I'm a big fan of Wes Anderson's movies. I love the quirky characters and stories, the distinctive cinematography, and the unique visual style. Now you can bring some of that style to your own R charts, by making use of these Wes Anderson inspired palettes. Just choose your favourite Wes Anderson film or short: Install the wesanderson pallettes package,...

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Accessing iNaturalist data

March 26, 2014
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Accessing iNaturalist data

The iNaturalist project is a really cool way to both engage people in citizen science and collect species occurrence data. The premise is pretty simple, users download an app for their smartphone, and then can easily geo reference any specimen they see, uploading it to the iNaturalist website. It let's users turn casual observations into meaningful...

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Using R: quickly calculating summary statistics from a data frame

March 25, 2014
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Using R: quickly calculating summary statistics from a data frame

A colleague asked: I have a lot of data in a table and I’d like to pull out some summary statistics for different subgroups. Can R do this for me quickly? Yes, there are several pretty convenient ways. I wrote about this in the recent post on the barplot, but as this is an important

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