6.6 Speaker identification matlab files

Matlab files

main.m –The wrapper function, calls the remaining MATLAB functions after taking in the user’s voice and outputs the identity of the speaker.

vocalModel.m –Creates a model of the vocal system.

databaseCreationScript.m –Stores the vowel sounds of the entire group.

graphFormant.m –Plots the frequency response of the formants on a logarithmic scale.

fastconv.m –Calculates the linear convolution of two input signals.

zerovect.m –Removes DC offset and microphone turn on effect.

formantaverages.m –Stores vowel models and formant ranges in the database.

getFormantData.m –Gets formant frequencies and model for one speaker and one vowel.

newenvdetect.m –Detects the start and end points of the envelope.

formantfind.m –Finds the formant frequencies and magnitudes for one vocal model.