A novel hybrid trust region minimax fitting algorithm for accurate dimensional metrology of aspherical shapes

Yassir Arezki,Hichem Nouira,Nabil Anwer,Charyar Mehdi-Souzani

Measurement（2018）

引用 14|浏览7

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摘要

•A new method for minimum zone fitting of aspheric shape based on a hybrid trust region algorithm was presented.•The introduced method was validated using reference data, measured data and benchmark data.•The new algorithm was compared to an exisitng method.

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关键词

Trust region methods,Aspheric shapes,Minimax,Chebyshev fitting,Minimization,Form error,Dimensional metrology,Ultra-high precision engineering

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