Analysis and Realization of Sampling Strategy in Coordinate Metrology

Table 7

Sampling schemes obtained using FTOPSIS.

Surface	Size (mm^2)	Sampling strategy		CA (mm)	Measurement time (min)
		Sample size	Point distribution algorithm
1	90 x 90	180	Poisson	0.0244	6.9667
	45 x 45	90	Poisson	0.0198	3.6167
		90	Random	0.0194	3.4167
	22.5 x 22.5	45	Poisson	0.0177	1.6500
2	90 x 90	360	Poisson	0.0493	14.1667
	45 x 45	360	Poisson	0.0198	14.0376
	22.5 x 22.5	180	Poisson	0.0170	6.6904
		180	Random	0.0187	6.9167
3	90 x 90	720	Poisson	0.0008	32.1236
	45 x 45	360	Poisson	0.0197	14.2667
	22.5 x 22.5	360	Poisson	0.0191	13.1333
		360	Random	0.0200	13.7833