Hereon, 𝝎 5ppd refers to the log-spaced range from 2𝜋 × 10 -2 to 2𝜋 × 10 6 rad/s with 5 ppd (𝑀 = 41 frequencies). To determine an optimal frequency acquisition strategy, we implemented active learning with the ALM and ALC for 𝜎 𝑛 exp = 0.3 Ω and the 1×ZARC model with an inductance.