“…Specifically about EKF, some published papers focus on modified Chapter 2. Related Works and Originality Claims 32 versions, in order to overcome its shortcomings, such as tedious trial and error calibration and fine tune required by the method, by means of approaches with adaptive features [36,37,41], reduced parameters [38], fractional-order approaches [35,40] or combined with other methods, such as UKF [125], CKF [126] and Support Vector Machines (SVM) [127].…”