pb52 {phonTools}

Peterson & Barney (1952) Vowel Data

Description

Formant frequency and f0 information for vowels collected from 76 speakers in the Peterson & Barney (1952) data.

Usage

data (pb52)

Format

A data frame with 1520 observations on the following 9 variables:

type

- A factor with levels c m w representing speaker type: child, man and woman.

sex

- A factor with levels f m representing speaker gender: male and female.

speaker

- A numeric vector indicating a uniquely identifying speaker number.

vowel

- The vowel category in x-sampa.

repetition

- A numeric vector indicating the repetition number.

f0

- A numeric vector indcating the vowel f0 in Hz.

f1

- A numeric vector indcating the vowel F1 in Hz.

f2

- A numeric vector indcating the vowel F2 in Hz.

f3

- A numeric vector indcating the vowel F3 in Hz.

Source

The data was created from tables provided within Praat:

http://www.fon.hum.uva.nl/praat/

References

Peterson, G.E. & Barney (1952). Control methods used in a study of the vowels. Journal of the Acoustical Society of America 24: 175-184.

Boersma, Paul & Weenink, David (2012). Praat: doing phonetics by computer [Computer program]. Version 5.3.19, retrieved 24 June 2012 from http://www.praat.org/

Examples

data(pb52)
#vowelplot (pb52$f1, pb52$f2, pb52$vowel, logaxes = 'xy', ellipses = TRUE, 
#xsampa = TRUE)