Articles by tylerrinker

qdap 2.1.1 Released

August 2, 2014 | tylerrinker

We’re very pleased to announce the release of qdap 2.1.1 This is the latest installment of the qdap package available at CRAN. Several important updates have occurred since we last blogged about the 1.3.1 release (demoing Version 1.3.1), most notable: … Continue reading →
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Shape File Selfies in ggplot2

April 11, 2014 | tylerrinker

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 1.1.0 Released on CRAN

February 23, 2014 | tylerrinker

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 | tylerrinker

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 → [Read more...]

Sentence Drawing: Part II

December 23, 2013 | tylerrinker

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 | tylerrinker

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 | tylerrinker

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 → [Read more...]

paste, paste0, and sprintf

September 14, 2013 | tylerrinker

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 → [Read more...]

GitHub Package Ideas I Stole

August 31, 2013 | tylerrinker

One of my favorite sources of good ideas is looking at the GitHub repositories of others and modeling my repos after the good ideas I see others doing. Here's Steve Jobs on stealing ideas: In the past few weeks I've … Continue reading → [Read more...]

The Mechanics of Data Visualization

July 2, 2013 | tylerrinker

I recently presented about the mechanics of data visualization at the CLaRI Literacy Conference to a group of researchers, teachers and school administrators. The presentation is based on the work of Few (2012; 2009). While the presentation itself is not about … Continue reading → [Read more...]

qdap 0.2.2 released

May 20, 2013 | tylerrinker

I’m very pleased to announce the release of qdap 0.2.2 This is the third installment of the qdap package available at CRAN. The qdap package automates many of the tasks associated with quantitative discourse analysis of transcripts containing discourse, including … Continue reading →
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Sharing my R notes

May 18, 2013 | tylerrinker

I started working with R 2 1/2 years ago. I remember opening R closing it and thinking it was the dumbest thing ever (command line to a non programmer is not inviting). Now it’s my constant friend. From the beginning … Continue reading → [Read more...]

Animations Understood

May 11, 2013 | tylerrinker

When I first saw a graphic made from Yihui’s animation package (Xie, 2013) I was amazed at the magic and thought “I could never do that”. Passage of time… One night I found myself bored and as usual avoiding work. … Continue reading → [Read more...]
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