The Auto-Regressive (AR)technique for Spectral Analysis using aR method 15 20 10 1 -100 0.50.40.3 0.2 00.10.20.30.40.5 0.4 0.3 0.2 0.1 0 0.1 0.2 0.30.40.6 01 Frequenoy Frequency The periodogram The AR spectrumThe Auto-Regressive (AR) technique for Spectral Analysis using AR method The periodogram The AR spectrum