SCIENCE CHINA Information Sciences, Volume 63 , Issue 7 : 179201(2020) https://doi.org/10.1007/s11432-018-9514-9

Blocked WDD-FNN and applications in optical encoder error compensation

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  • ReceivedApr 27, 2018
  • AcceptedJun 29, 2018
  • PublishedOct 8, 2019


There is no abstract available for this article.


This work was supported by Beijing Nova Program (Grant No. xx2016B027).


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  • Table 1   Experimental results ($^\circ$ is the unit of angle)
    MeanAbs MaxAbs STD Time (s)
    Pre-compensation0.5387$^\circ$ 1.4654$^\circ$ 0.4610$^\circ$
    LSE 0.3919$^\circ$ 0.9796$^\circ$ 0.4607$^\circ$ 0.27
    BP-net 0.0747$^\circ$ 0.2770$^\circ$ 0.0876$^\circ$ 44.00
    FNN 0.0732$^\circ$ 0.3281$^\circ$ 0.0864$^\circ$ 40.60
    WDD-FNN 0.0229$^\circ$ 0.1108$^\circ$ 0.0212$^\circ$ 1.57

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