One Thousand and One names

Methods
Linear models
The following table lists common “portmanteau” names for linear models. Note that different traditions/disciplines might use one particular name more often than the others.
Jul 22, 2022
Stefano Coretta

Bayesian CrI-width power analysis

Linear models
Bayesian
brms
This post shows how to do a quick and dirty Bayesian power analysis.
Apr 5, 2022
Stefano Coretta

 

How to simplify your study design

Linear models
We have all been there.
Dec 1, 2021

R gist — Dot matrix charts with ggplot2

Gist
Nov 21, 2021
Stefano Coretta

 

Linear models: a cheat-sheet

Methods
Linear models
Linear models, aka linear regression models or regression models, are a group of statistical models based on the simple idea that we can predict an outcome variable \(Y\) bas…
Aug 21, 2021
Stefano Coretta

 

Factors, coding and contrasts

Methods
Linear models
This post is an overview of how factors (i.e. categorical variables) are coded under the hood and which types of coding can be set in R.1
Jul 20, 2021
Stefano Coretta

R gist — Plotting the area under the curve with ggplot

Methods 
knitr::opts_chunk$set(echo = TRUE)
library(tidyverse)
library(ggthemr)
ggthemr("earth")
Jul 4, 2021
Stefano Coretta

 

My researcher’s positionality statement

Meta-models
This is my researcher’s positionality statement (for context, see Darwin Holmes 2020; Jafar 2018).
Apr 29, 2021
Stefano Coretta

 

On phonologisation

Linguistics
After the post on the definition of random effects, I thought about writing another one on the definition of phonologisation.
Apr 24, 2021
Stefano Coretta

 

R gist — VOT and place of articulation

Linguistics
Gist 
vot <- read_csv("./data/chodroff2019/ChodroffGoldenWilson2019_vot_avg.csv") %>%
  group_by(vot.category) %>%
  mutate(vot.mu_z = scale(vot.mu)) %>%
  ungroup() %>%
  pivot…
Apr 22, 2021
Stefano Coretta

Methods as theory

Methods
Meta-models
At least in linguistics, there is a general tendency to contrast theory with methods. This dichotomy is also reflected in the classification of academic papers as…
Mar 28, 2021
Stefano Coretta

On random effects

Methods
Linear models
Rstats
If you use mixed-effects models (aka multilevel models, hierarchical models), I am sure that at some point you asked yourself the following question at least once: Should I…
Mar 15, 2021
Stefano Coretta

 

Quotables — Rebecca Posner

Quotables
This is part of the post series ‘Quotables: notable quotes from notable linguists’.
Mar 7, 2021
Stefano Coretta

 

R gist — Plot an interactive 3D RGB colour space

Gist 
library(plotly)
Jan 29, 2021
Stefano Coretta

How to globally set colour scales in ggplot2

Methods
After the post on using custom typefaces in ggplot2 (here), this time I’ll briefly discuss how to set colour scales in ggplot2 globally in an .Rmd file.
Dec 22, 2020
Stefano Coretta

 

How to use custom typefaces in ggplot2 [macOS only]

Methods
I keep hitting my head against this particular (and seemingly simple) task: using custom typefaces in ggplot2 plots and being able to knit to PDF.
Dec 21, 2020
Stefano Coretta

Plotting prior distributions with ggplot2

Methods
Linear models
The choice of priors is a fundamental step of the Bayesian inference process. Vasishth et al. (2018) recommend plotting the chosen priors to see if they are reasonable.
Jun 17, 2019
Stefano Coretta

An estimate of number of speakers per study in phonetics

Linguistics
Methods
A few weeks ago, I’ve asked on Twitter what people thought was the average number of participants used in phonetic studies. Here’s the tweet.
May 3, 2019
Stefano Coretta

Literate programming with Praat

Linguistics
Methods


Mar 21, 2019
Stefano Coretta

 

On the phonotactic restrictions of Proto-Indoeuropean roots

Linguistics
Proto-Indoeuropean lexicon is based on monosyllabic roots which have an alternating (ablaut) root vowel preceded and followed by consonants. In this post, I will share some…
Jan 6, 2019
Stefano Coretta

Plotting tongue contours with ggplot2

Linguistics
When plotting tongue contours data obtained from ultrasound tongue imaging in R using ggplot2, a common option to smooth over the individual contours and show the general…
Aug 23, 2018
Stefano Coretta

Vowel formants trajectories and tidy data

Linguistics
With the advent of more powerful statistical methods for assessing time series data, it is now becoming more common to compare whole vowel formant trajectories rather then…
Mar 2, 2018
Stefano Coretta

 

Wikipedia and the “Dialects of Italy”

Linguistics
The Italian Wikipedia has reached a number of 1,215,574 articles, with 1,247,172 registered users (source: Italian Wikipedia Statistics). That’s more or less one user per…
Aug 4, 2015
Stefano Coretta

 

Short review of phonological databases

Linguistics
List of available phonological databases (updated 2019-03-22):
Jun 30, 2014
Stefano Coretta
No matching items