R Tutorials

Visualising Vowel Space Change with GAMMs

Multiple recent projects at NZILBB have used Generalised Mixed Models (GAMMs) to investigate changes in vowel spaces both across multiples speakers and within single speakers.
Oct 28, 2022
Joshua Wilson Black
18 min

Predicting VOT-related landmarks in R with getVOT

getVOT is a developmental R package which predicts voice onset time (VOT) automatically. It can be installed from GitHub like so:
Jun 14, 2023
Rasmus Puggaard-Rode
21 min

Getting Started

An introduction to using this tutorial. The relationship between R and Goldvarb. Token and script files. R vs. R Studio. How to install packages.
Sep 27, 2022
Matt Hunt Gardner
9 min

 

Getting Your Data Into R

How to import your data into R.
Sep 27, 2022
Matt Hunt Gardner
4 min

Getting to Know Your Data

Getting a snapshot of your data. Types of data and data structures. Getting the dimensions of your data. Introducting the (t/d) dataset.
Sep 27, 2022
Matt Hunt Gardner
13 min

 

Modifying Data

Modifying data, including removing rows, re-coding variables, centering continuous variables, dividing continuous variables, changing the order of variables, reversing the order of variables, combining columns, splitting columns, and partitioning data sets.
Sep 27, 2022
Matt Hunt Gardner
25 min

 

Doing it all again, but tidy

Modifying data, but using the tidyverse
Sep 27, 2022
Matt Hunt Gardner
10 min

 

Crosstabs: Counts, Proportions, and More

Getting token counts and proportions. Getting mean, median, standard deviation, and quartiles. Dealing with decimals and exponential notation.
Sep 27, 2022
Matt Hunt Gardner
27 min

Proportions for ggplot2

Generating proportions that you can plot using ggplot2.
Sep 27, 2022
Matt Hunt Gardner
12 min

Conditional Inference Trees

Doing an analysis using conditional inference trees.
Sep 27, 2022
Matt Hunt Gardner
7 min

Random Forests: The Basics

Doing a basic random forest analysis.
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Matt Hunt Gardner
16 min

Mixed-Efects Logistic Regression Analysis: Part 1

Doing a mixed-effects logistic regression analysis suitable for comparing to a Goldvarb analysis. Part 1: The Setup
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Matt Hunt Gardner
10 min

Mixed-Efects Logistic Regression Analysis: Part 2

Doing a mixed-effects logistic regression analysis suitable for comparing to a Goldvarb analysis. Part 2: Sum Contrast Coding
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Matt Hunt Gardner
48 min

Mixed-Efects Logistic Regression Analysis: Part 3

Doing a mixed-effects logistic regression analysis suitable for comparing to a Goldvarb analysis. Part 3: Correlations, Interactions, & Collinearity
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Matt Hunt Gardner
20 min

Mixed-Efects Logistic Regression Analysisː Part 4

Doing a mixed-effects logistic regression analysis suitable for comparing to a Goldvarb analysis. Part 4: Treatment Contrast Coding
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Matt Hunt Gardner
18 min

 
Matt Hunt Gardner

How to normalize your vowels using the tidyverse

A tutorial on how to normalize vowel formant measurments in R using the tidyverse
Oct 20, 2022
Josef Fruehwald
19 min

Vowel Plots with ggplot2

This is a tutorial on how to make vowel plots in R using the ggplot2 package. Being able to make a vowel…
Oct 18, 2022
Joseph A. Stanley
30 min
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