An experimental comparative study of adaptive sigma-point Kalman filters: Case study of a rigid–flexible four-bar linkage mechanism and a servo-hydraulic actuator | 2023 Publication type A1 Journal article (refereed), original research Author(s) Shabbouei Hagh Yashar, Mohammadi Manouchehr, Mikkola Aki, Handroos Heikki Other Focus Area LUT School of Energy Systems