3098 search results for "ggplot"

Creating More Effective Graphs

November 4, 2014
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Creating More Effective Graphs

A few years ago I ordered a copy of the 2005 edition of Creating More Effective Graphs by Naomi Robbins. Somewhat shamefully I admit that the book got buried beneath a deluge of papers and other books and never received the attention it was due. Having recently discovered the R Graph Catalog, which implements many

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A Little Present For Coldplay

November 3, 2014
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A Little Present For Coldplay

Gravity, release me, and don’t ever hold me down, now my feet won’t touch the ground (Coldplay, Life In Technicolor II) Inspired by this nice post and by this cover of a Coldplay’s album: I have dared to do this using ggplot, polar coordinates and Google Fonts: Coldplay: feel free to use it for some future album.

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Variability of weather forecasts

November 2, 2014
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Variability of weather forecasts

Have you wondered how stable are weather forecasts? Since curiosity + R = fun, let’s do a little test. I’ve used a function getWeatherForecast {SmarterPoland} (github release) to download weather forecasts from the Dark Sky API. Hourly forecasts are downloaded every 10 minutes and stored in this repository based on archivist package (it’s easier to

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Exploration of Letter Make Up of English Words

October 31, 2014
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Exploration of Letter Make Up of English Words

This blog post will do a quick exploration of the grapheme make up of words in the English. Specifically we will use R and the qdap package to answer 3 questions: What is the distribution of word lengths (number of … Continue reading →

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pander 0.5.0: the next generation of markdown tables in R

October 30, 2014
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mmmmmmmmmmmmm

A new version of pander was just released on CRAN with 200+ commits of new features, major performance updates and some minor fixes . One of the minor technical changes, which might be major good news for the knitr users, is that there is no further need to specify asis in knitr chunks when calling pander – please...

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Mirror, mirror on the wall, which is your favorite German car brand in the world…

October 30, 2014
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Mirror, mirror on the wall, which is your favorite German car brand in the world…

Or how to create a world map in R with survey data, World Bank indicators, ggplot2 and rworldmap by timwinke When people think about Germany, what comes to their mind? Oktoberfest, ok – but Mercedes might be second or BMW … Continue reading →

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Online index of plots and corresponding R scripts

Online index of plots and corresponding R scripts

Dear Readers of The Chemical Statistician, While working in my job at the British Columbia Cancer Agency, I learned about a wonderful new data visualization resource from a colleague who works at the British Columbia Centre for Disease Control.  I want to share this with you, as I think that it will help you immensely in your efforts

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Visualizing the History of Epidemics

October 27, 2014
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Visualizing the History of Epidemics

I really like National Geographic. Their magazine is great, their television documentaries are done well and they helped give me a lifelong love of maps. They generate very good information and help shed light on the world we all share. So why is this graphic so awful? Let's have a look: We'll start off by

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Size Doesn’t Matter

October 26, 2014
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Size Doesn’t Matter

An invisible red thread connects those destined to meet, regardless of time, place or circumstances. The thread may stretch or tangle, but never break (Ancient Chinese Legend) I use to play once a year with my friends to Secret Santa (in Spain we call it Amigo Invisible). As you can read in Wikipedia: Secret Santa is

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Probable Points and Credible Intervals, Part 1

October 26, 2014
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Probable Points and Credible Intervals, Part 1

After having broken the Bayesian eggs and prepared your model in your statistical kitchen the main dish is the posterior. The posterior is the posterior is the posterior, given the model and the data it contains all the information you need and anything else will be a little bit less nourishing. However, taking in the posterior in one gulp...

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