The new method for analysis of stationary (ergodic) random data in discrete time-series format using the concept of a correlation technique is proposed here. The validity of the presented method and its performance has been proved on the example of commutation study direct current (DC) machine.
Peter W. Kinev,
"An Algorithm For Continuous Time Processes In Discrete Time Measurement", Proc. SPIE 0858, Signal Acquisition and Processing, (1 January 1987); doi: 10.1117/12.968275; https://doi.org/10.1117/12.968275