Title :
Swerlein´s and least squares algorithms for estimating signal harmonics: A comparative study
Author_Institution :
Inst. Nac. de Metrol., Qualidade e Tecnol., Duque de Caxias, Brazil
Abstract :
Two algorithms for estimating signal harmonics were compared in waveform metrology applications: Swerlein´s and least squares. It is confirmed that the estimates provided by them agree well within the measurement uncertainties and that the least squares algorithm is the fastest one.
Keywords :
least squares approximations; measurement uncertainty; Swerlein algorithm; least squares algorithm; measurement uncertainty; signal harmonic estimation; waveform metrology application; Algorithm design and analysis; Calibration; Frequency measurement; Harmonic analysis; Least squares approximation; Time measurement; Voltage measurement; Calibration; algorithms; harmonics; least squares methods; sampling methods; signal analysis;
Conference_Titel :
Precision Electromagnetic Measurements (CPEM), 2012 Conference on
Conference_Location :
Washington, DC
Print_ISBN :
978-1-4673-0439-9
DOI :
10.1109/CPEM.2012.6250699
