Research on Several Key Problems of Medical Image Segmentation and Virtual Surgery

Table 3

Comparison of linear detection results with noise (slope).

Actual value		Traditional Hough		Improved detection method
Line	Slope	Efficient	Relative error(%)	Efficient	Relative error(%)
A	0.11	0.14	26.57%	0.11	1.07%
B	0.39	0.41	5.31%	0.39	0.29%
C	0.58	0.62	6.40%	0.58	0.03%
D	0.69	0.72	3.99%	0.69	0.01%