| vowels-package | VOWELS: Vowel Manipulation, Normalization, and Plotting Package |
| add.spread.vowelplot | Plot Vowels in F1~F2 Space |
| add.vowelplot | Plot Vowels in F1~F2 Space |
| compute.means | Compute the Formant Means (or Medians or Standard Deviations) of a Data Frame of Vowel Data |
| compute.medians | Compute the Formant Means (or Medians or Standard Deviations) of a Data Frame of Vowel Data |
| compute.sds | Compute the Formant Means (or Medians or Standard Deviations) of a Data Frame of Vowel Data |
| convert.bark | Convert Vowels from Hertz to Bark or ERB |
| convert.erb | Convert Vowels from Hertz to Bark or ERB |
| default.point.colors | Plot Vowels in F1~F2 Space |
| label.columns | Label the Columns of a Vowel Data Frame |
| load.vowels | Load a Vowel File |
| norm.bark | Normalize Vowels with Bark Difference Method |
| norm.labov | Normalize Vowels with Labov ANAE Method |
| norm.lobanov | Normalize Vowels with Lobanov Method |
| norm.nearey | Normalize Vowels with Nearey Method(s) |
| norm.wattfabricius | Normalize Vowels with the Watt & Fabricius Method |
| ohiovowels | ohiovowels: Sample data for vowels.R |
| scalevowels | Scale Normalized Vowels to Appear Hz-Like |
| setup.axes | Plot Vowels in F1~F2 Space |
| setup.point.color | Plot Vowels in F1~F2 Space |
| setup.point.shape | Plot Vowels in F1~F2 Space |
| setup.sizes | Plot Vowels in F1~F2 Space |
| vowelplot | Plot Vowels in F1~F2 Space |
| vowels | VOWELS: Vowel Manipulation, Normalization, and Plotting Package |