Blog Archives

What Would Cohen Have Titled “The Earth is Round (p < .05)” in 2014?

June 25, 2014
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What Would Cohen Have Titled “The Earth is Round (p < .05)” in 2014?

The area of bibliometrics is not my area of expertise but is still of interest as a researcher. I sometimes think about how Google has impacted the way we title articles. Gone are the days of witty, snappy titles. Title … Continue reading →

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Handling @S3method’s Death in Roxygen 4.0.0

May 11, 2014
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Handling @S3method’s Death in Roxygen 4.0.0

This is a quickie post and specific to package maintainers who use roxygen2. Legal Disclaimer: This worked for me but make sure there’s not a corner case that would make it not work for you.  In other words back your … Continue reading →

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Shape File Selfies in ggplot2

April 11, 2014
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Shape File Selfies in ggplot2

In this post you will learn how to: Create your own quasi-shape file Plot your homemade quasi-shape file in ggplot2 Add an external svg/ps graphic to a plot Change a grid grob's color and alpha *Note get simple .md version … Continue reading →

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qdap 1.3.1 Release: Demoing Dispersion Plots, Sentiment Analysis, Easy Hash Lookups, Boolean Searches and More…

March 14, 2014
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qdap 1.3.1 Release: Demoing Dispersion Plots, Sentiment Analysis, Easy Hash Lookups, Boolean Searches and More…

We’re very pleased to announce the release of qdap 1.3.1 This is the latest installment of the qdap package available at CRAN. Several important updates have occurred since the 1.1.0 release, most notable the addition of two vignettes and some … Continue reading →

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qdap 1.1.0 Released on CRAN

February 23, 2014
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qdap 1.1.0 Released on CRAN

We’re very pleased to announce the release of qdap 1.1.0 This is the fourth installment of the qdap package available at CRAN. Major development has taken place since the last CRAN update. The qdap package automates many of the tasks … Continue reading →

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Sochi Olympic Medals

February 9, 2014
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Sochi Olympic Medals

For those who are addicted to R and haven’t the time to click the mouse on a web browser you too can still be informed about the results of the 2014 Sochi Winter Olympics. I was inspired by a SO … Continue reading →

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Sentence Drawing: Part II

December 23, 2013
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Sentence Drawing: Part II

In a recent blog post I introduced Stefanie Posavec‘s Sentence Drawings. We created this ggplot2 rendition: We left off weighing the aesthetics of the Sentence Drawing with information of quality visualizations. I asked others to think of ways to display … Continue reading →

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Sentence Drawing: Function vs. Art

December 8, 2013
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Sentence Drawing: Function vs. Art

I recently was reading the book “Functional Art” and came across the work of Stefanie Posavec. Her Sentence Drawings (click here to see and click here to learn) caught my attention. Here is a ggplot2 rendition: From what I understand … Continue reading →

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Correspondence Analysis in R

November 6, 2013
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Correspondence Analysis in R

Correspondence analysis (from a layman’s perspective) is like principal components analysis for categorical data. It can be useful to discover structure in this type of data. My friend Gianmarco Alberti, an archaeologist, has put together an in depth web site … Continue reading →

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paste, paste0, and sprintf

September 14, 2013
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paste, paste0, and sprintf

I find myself pasting urls and lots of little pieces together lately. Now paste is a standard go to guy when you wanna glue some stuff together. But often I find myself pasting and getting stuff like this: Rather than … Continue reading →

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