4 Spectral Estimation Techniques

List of Figures List of Tables Preface 1 Analog and Digital Signals 2 Transforms and Signal Representation 3 Analog and Digital Systems 4 Spectral Estimation Techniques 4.1 What You Will Learn 4.2 Introduction 4.3 Windows for spectral analysis 4.4 Energy spectral density (ESD) 4.5 Power spectral density (PSD) 4.6 Mean-square (MS) spectrum 4.7 Filtering Random Signals and the Impact on PSDs 4.8 Nonparametric PSD Estimation via Periodogram 4.9 Nonparametric PSD Estimation via Welch’s method 4.10 Parametric PSD Estimation via Autoregressive (AR) Modeling 4.11 Time-frequency Analysis using the Spectrogram 4.12 Applications 4.13 Comments and Further Reading 4.14 Exercises 4.15 Extra Exercises A Useful Mathematics B Useful Concepts About Signal and Systems Glossary Bibliography Index

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4 Spectral Estimation Techniques

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