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2021
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Article
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Tab 3
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Research Article
Kinematic Calibration of Industrial Robots Based on Distance Information Using a Hybrid Identification Method
Table 3
The distance error of robot before and after compensation by 3 different algorithms.
Algorithm
Max (mm)
Mean (mm)
RMS (mm)
Before compensation
—
1.2612
0.4827
0.5791
After compensation
LS
0.3236
0.1120
0.1376
EKF
0.3255
0.1352
0.1653
EKF + RPF
0.2404
0.0780
0.0936