Table 1.

Comparison and overview of exiting “ARS” classes.

References	Abnormal respiratory sounds								Approach
	Continuous adventitious sounds				Discontinuous adventitious sounds
	Wh	Rh	St	Sq	UC	FC	CC	PR	De	Cl
Ntalampiras (16)	✓									✓
Haider et al. (18)	✓									✓
Lang et al. (20)	✓				✓				✓
Rizal et al. (21)	✓		✓		✓			✓		✓
Jakovljević and Lončar-Turukalo (25)	✓				✓					✓
Rizal et al. (26)										✓
Serbes et al. (27)	✓				✓					✓
Nabi et al. (28)	✓									✓
Altan et al. (30)	✓				✓					✓
Aykanat et al. (15)	✓	✓								✓
Bardou et al. (1)	✓		✓	✓		✓	✓			✓
Kochetov et al. (32)	✓								✓
Göǧüş et al. (33)	✓				✓				✓
Sengupta et al. (36)	✓				✓					✓
Naves et al. (37)	✓					✓	✓			✓
Rizal et al. (14, 34)						✓	✓		✓
Ulukaya et al. (39)	✓				✓					✓
Rajkomar et al. (35)										✓
Jin et al. (41)	✓	✓							✓
Xie et al. (43)										✓
Hadjileontiadis (45)				✓		✓	✓			✓
Bahoura (44)	✓									✓
Kandaswamy et al. (47)	✓		✓	✓						✓
Research methodology	✓	✓	✓	✓		✓	✓	✓		✓