Optimization of Abnormal Point Cloud Recognition in Robot Vision Grinding System Based on Multidimensional Improved Eigenvalue Method (MIEM)

Table 2

Set values of simulation model parameters and various method parameter estimates (adding outliers).

Method	a	b	c	d	Standard variance
Least squares	3.529	−0.265	−1.089	0.963	0.215 × 10^−3
Eigenvalue method	4.259	0.724	−1.108	0.539	1.025 × 10^−3
MIEM	3.000	1.423	−1.107	0.715	2.264 × 10^−5