Recognition of Emotions in Mexican Spanish Speech: An Approach Based on Acoustic Modelling of Emotion-Specific Vowels

Table 5

IPA and Mexbet representation of the Mexican Spanish phonemes [30].

Description	IPA	Mexbet
Voiceless bilabial stop	p	p
Voiceless dental stop	t	t
Voiceless velar stop	k	k
Voiced bilabial stop	b	b
Voiced dental stop	d	d
Voiced velar stop	g	g
Voiceless palatal affricate	^⌢ʧ	tS
Voiceless labiodental fricative	f	f
Voiceless alveolar sibilant	s	s
Voiceless velar fricative	x	x
Voiced palatal fricative	Ӡ	Z
Bilabial nasal	m	m
Palatal nasal	ɲ	ñ
Alveolar nasal	n	n
Alveolar lateral	l	l
Alveolar trill	r	r
Alveolar flap	ɾ	r(
Close front unrounded vowel	i	i
Close-mid front unrounded vowel	e	e
Open front unrounded vowel	a	a
Close-mid back rounded vowel	o	o
Close back rounded vowel	u	u