Automatic Analysis of Lateral Cephalograms Based on Multiresolution Decision Tree Regression Voting

Table 12

Result of our method for 27 measurements in terms of MAE and using database2.

Name	MAE		MAE-
The angles of three points (unit: °)
SNA	1.95	1.70	0.24
SNB	1.57	1.17	0.39
ANB	1.29	1.08	0.21
SNPg	1.59	1.20	0.39
NAPg	2.83	2.44	0.39
NSGn	1.42	0.96	0.47
Ns-Prn-Pos	1.68	1.10	0.58
Cm-Sn-UL	5.52	3.80	1.72
LL-B′-Pos	3.95	3.44	0.51
Angle of the jaw	3.20	1.66	1.54
Angle of convexity	2.67	1.86	0.81
The angles between two planes (unit: °)
FH-SN	2.00	1.96	0.04
UI-SN	4.71	2.81	1.90
LI-FH	3.34	2.27	1.07
UI-LI	6.90	4.66	2.24
H angle	0.94	0.80	0.14
Z angle	1.69	1.86	-0.17
The distances between two points (unit: mm)
N-Me	1.37	1.10	0.27
N-ANS	1.57	1.34	0.24
ANS-Me	1.06	0.96	0.10
Stoms-UI	0.75	0.42	0.33
The distances from the point to the plane in the horizontal direction (unit: mm)
UI-AP	0.96	0.71	0.25
LI-AP	0.96	0.76	0.20
UL-EP	0.50	0.36	0.14
LL-EP	0.45	0.39	0.05
Max.E	2.06	1.79	0.27
The distances between two points projected to a plane (unit: mm)
Wits	4.70	3.53	1.16

: interobserver variability.