# Algorithms – Software

## Speech Signal Analysis

Markus Brückl (2021): tremor3.05. Praat-script for the computation of 18 measures of (vocal) tremor. DOI: 10.13140/RG.2.2.13850.57287 (Please refer to the text Brückl (2017) for more detail.)

Markus Brückl (2018): testGNE. Praat-script to output measures and explore Praat's implementation of the Glottal-to-Noise Excitation Ratio (GNE).

Markus Brückl (2018): plotSonaOsciGrid II. Praat-script: A slightly revised version of plotSonaOsciGrid.

Markus Brückl (2017): tremor3.01. Praat-script for the computation of 14 measures of (vocal) tremor. (Please refer to the text Brückl (2017) for more detail.)

Markus Brückl (2015): tremor2.06. Praat-script for the computation of measures of (vocal) tremor. (Please refer to the text Brückl (2015) for more detail.)

Markus Brückl (2014): plotSonaOsciGrid. Praat-script to simplify plotting sonagrams, oscillograms, and (IPA-) annotations into one picture.

[Example-PDF]

Markus Brückl (2013): IPAplotF1F2. Praat-script to simplify plotting vowel symbols into formant charts.

[Example-PDF, Example data]

Markus Brückl (2011, 2012): tremor. Praat-script for the computation of measures of (vocal) tremor. (Please refer to the texts Brückl (2011, 2012) for a detailed description.)

Markus Brückl (2010): harm_power_diff. Praat-script for the computation of differences between intensities of harmonics. (Please refer to the text Brückl (2011) for a detailed description.)

Markus Brückl (2009): spec_energy_ratio_2. Another Praat-script for the computation of derivates of the MDVP measures VTI, SPI and NHR. (Please refer to the text Brückl (2011) for a detailed description.)

Markus Brückl (2008): spec_energy_ratio. Praat-script for the computation of derivates of the MDVP measures VTI, SPI and NHR. (Please refer to the text Brückl (2011) for a detailed description.)

Markus Brückl (2008): voqual_speech.
Praat-script for the computation of measures of voice quality (e.g.
perturbations) in connected speech. (Please refer to the text Brückl
(2011) for a detailed description.)

[This algorithm requires a phonetic annotation (Praat TextGrid) on phone-level of the speech samples to be analyzed.

Markus Brückl (2007): corr_speech_rate.
Praat-script for the computation of speech rate, corrected for
coarticulation effects. (Please refer to the text Brückl (2011) for a
detailed description.)

[This algorithm requires a special phonetic annotation (Praat TextGrid), see (slide 16 of the slides of the disputation of) my dissertation]

## Statistical Procedures

Markus Brückl, Florian Heuer (2022): irrNA: Coefficients of Interrater Reliability – Generalized for Randomly Incomplete Datasets (0.2.3). DOI: 10.13140/RG.2.2.10908.36487 (Please refer to the text Brückl (2022) for the technical manual and to Brückl (2011) for a detailed description of the algorithms.)

Markus Brückl, Florian Heuer (2021): irrNA: Coefficients of Interrater Reliability – Generalized for Randomly Incomplete Datasets (0.2.2). (Please refer to the text Brückl (2021) for the technical manual and to Brückl (2011) for a detailed description of the algorithms.)

Markus Brückl, Florian Heuer (2018): irrNA: Coefficients of Interrater Reliability – Generalized for Randomly Incomplete Datasets (0.1.4). (Please refer to the text Brückl (2018) for the technical manual and to Brückl (2011) for a detailed description of the algorithms.)

Markus Brückl (2010): intraclass_miss. Matlab/Octave-script (m-file) for the computation of Interjudge Reliability via Intra-Class Correlation Coefficients – on judgment matrices with missing values (!). (Please refer to the text Brückl (2011) for a detailed description.)

Markus Brückl (2010): kendall_W_miss. Matlab/Octave-script (m-file) for the computation of Kendall's W – on judgment matrices with missing values (!). (Please refer to the text Brückl (2011) for a detailed description.)

Markus Brückl (2010): kendall_W. Matlab/Octave-script (m-file) for the computation of Kendall's W (with tie correction).

Markus Brückl (2008): cronbach_alpha. Matlab/Octave-script (m-file) for the computation of Cronbach's alpha.

Frederik Nagel, Markus Brückl (2006/2008): cronbach_stand.
Matlab/Octave-script (m-file) for the computation of a standardized
derivate of Cronbach's alpha (that can be computet on matrices with
missing values).

This is a corrected version of Frederik Nagel's script "cronbach".