Table 6. Cross-correlation between sampled synthetic and real audio segments for each class.

Class	MLP-VAE	CNN-VAE	Conditional VAE
Bronchiectasis	0.1 ± 0.13	0.40 ± 0.15	0.46 ± 0.20
Bronchiolitis	0.34 ± 0.18	0.52 ± 0.12	0.57 ± 0.13
Healthy	0.01 ± 0.16	0.54 ± 0.15	0.52 ± 0.13
LRTI	0.79 ± 0.18	0.46 ± 0.15	0.50 ± 0.17
Pneumonia	0.32 ± 0.17	0.55 ± 0.14	0.56 ± 0.13
URTI	0.17 ± 0.15	0.59 ± 0.13	0.39 ± 0.15