Optimal Sensor Placement for Inverse Finite Element Reconstruction of Three-Dimensional Frame Deformation

Table 2

Comparison of reconstruction accuracies under three placements; displacements expressed in mm.

	Max deformation in direction,	Max deformation in direction,	Max deformation in direction,
ANSYS	0	−16.28	24.42
C1	4.4E − 6	−16.36	24.55
C2	4.4E − 6	−16.22	24.33
C3	1.13E − 16	−16.19	24.27
	MER in direction,	MER in direction,	MER in direction,
C1	4.4E − 06	0.09	0.13
C2	4.40E − 06	0.09	0.15
C3	1.13E − 16	0.06	0.09
	RMS in direction,	RMS in direction,	RMS in direction,
C1	2.54E − 06	0.064	0.096
C2	2.54E − 06	0.03	0.06
C3	6.54E − 17	0.02	0.03