TABLE VI. AI Architecture of Examined Studies (n).

AIa Architecture (n=21)
AI Branches b- Studies (n)	Input features	AI Algorithm c- Studies (n)	Platforms- Studies (n)
Deep Learning –18	Cepstral Peak Prominence – 1	Convolutional Neural Network – 18	Computer/Websites –19
Other Machine Learning – 13	Mel- Spectrogram – 6	ResNet–50 Convolutional Neural Network – 4	Mobile – 4
	Mel – Frequency Cepstral Coefficients – 10	Rectifier Neural Network –2

a = Artificial Intelligence.

b = Numbers do not add up because several studies have similar and more than one AI branch.

c = Numbers do not add up because several studies have similar and more than one AI architecture.