Tag Archives: trinker

Math Notation for R Plot Titles: expression, bquote, & Greek Letters

Posted on March 15, 2018 by tylerrinker

In this post you will learn: How to create expressions that have mixed (1) strings, (2) expressions, (3) variables & (4) Greek letters How to pass in values as variables to an expression I wanted to name this post “Ahhhhhhhhhhh #$@%&!!!!” … Continue reading →

Posted in ggplot2, plot, r, trinker, tylerrinker, visualization, work flow | Tagged , , , , , , , , , , | 5 Comments

Using R to Reason & Test Theory: A Case Study from the Field of Reading Education

Posted on February 28, 2018 by tylerrinker

Note: Word Press messes up the code. Find the code here: https://github.com/trinker/RandomCaseEffect This past week I was preparing slides for a reading assessment class with a lecture focus on the Visual Word Form Area [VWFA] (Cohen, et al., 2000). This … Continue reading →

Posted in grapheme, letter, r, text, trinker, tylerrinker | Tagged , , , , , , , , , | 5 Comments

Scheduling R Tasks via Windows Task Scheduler

Posted on February 11, 2015 by tylerrinker

This post will allow you to impress your boss with your strong work ethic by enabling Windows R users to schedule late night tasks.  Picture it, your boss gets an email at 1:30 in the morning with the latest company … Continue reading →

Posted in r, Uncategorized, work flow | Tagged , , , , , , | 47 Comments

Visualizing APA 6 Citations: qdapRegex 0.2.0 & qdapTools 1.1.0

Posted on December 24, 2014 by tylerrinker

qdapRegex 0.2.0 & qdapTools 1.1.0 have been released to CRAN.  This post will provide some of the packages’ updates/features and provide an integrate demonstration of extracting and viewing in-text APA 6 style citations from an MS Word (.docx) document. qdapRegex … Continue reading →

Posted in ggplot2, qdap, r, regular expression | Tagged , , , , , , , , , , | 2 Comments

GTrendsR package to Explore Google trending for Field Dependent Terms

Posted on November 24, 2014 by tylerrinker

My friend, Steve Simpson, introduced me to Philippe Massicotte and Dirk Eddelbuettel’s GTrendsR GitHub package this week. It’s a pretty nifty wrapper to the Google Trends API that enables one to search phrase trends over time. The trend indices that … Continue reading →

Posted in r | Tagged , , , , , , , | 23 Comments

Exploration of Letter Make Up of English Words

Posted on October 31, 2014 by tylerrinker

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 →

Posted in discourse analysis, qdap | Tagged , , , , , | 5 Comments

Hijacking R Functions: Changing Default Arguments

Posted on August 19, 2014 by tylerrinker

I am working on a package to collect common regular expressions into a canned collection that users can easily use without having to know regexes. The package, qdapRegex, has a bunch of functions in the form of rm_xxx. The only … Continue reading →

Posted in package creation, Uncategorized | Tagged , , , , , , | 7 Comments

qdap 2.1.1 Released

Posted on August 3, 2014 by tylerrinker

We’re very pleased to announce the release of qdap 2.1.1 What is qdap? qdap (Quantitative Discourse Analysis Package) is an R package designed to assist in quantitative discourse analysis. The package stands as a bridge between qualitative transcripts of dialogue … Continue reading →

Posted in qdap, Uncategorized | Tagged , , , , , , , | 5 Comments

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

Posted on March 14, 2014 by tylerrinker

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 →

Posted in analysis, discourse analysis, qdap, text | Tagged , , , , , , , , , , , | 4 Comments

qdap 1.1.0 Released on CRAN

Posted on February 23, 2014 by 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 →

Posted in qdap | Tagged , , , , , , , , , | 1 Comment