Trend Removal in Measurements of Best Linear Time-Varying Approximations - With Application to Operando Electrochemical Impedance Spectroscopy. - Noël Hallemans; Rik Pintelon; Xinhua Zhu 003; Thomas Collet; Meisam Dabiri Havigh; Benny Wouters; Reynier I. Revilla; Raf Claessens; Kristof Ramharter; Annick Hubin; John Lataire (IEEE Trans. Instrum. Meas., 2022)