# Spectral Analysis Tools using the Multitaper Method

## Documentation for package ‘multitaper’ version 1.0-17

- DESCRIPTION file.

## Help Pages

centre | Centres (converts to zero-mean) the time series.
CETdaily | Central England Temperature daily time series
CETmonthly | Central England Temperature monthly time series
demod.dpss | Computes complex demodulates using multiple taper techniques
dpss | Compute Discrete Prolate Spheroidal Sequences
dpssToEigenvalues | Compute eigenvalues for the Discrete Prolate Spheroidal Sequences (dpss)
dropFreqs | Truncate mtm or mtm.coh Objects in Frequency
dropFreqs.default | Truncate mtm or mtm.coh Objects in Frequency
dropFreqs.mtm | Truncate mtm or mtm.coh Objects in Frequency
dropFreqs.mtm.coh | Truncate mtm or mtm.coh Objects in Frequency
dropFreqs.spec | Truncate mtm or mtm.coh Objects in Frequency
HadCRUTnh | HadCRUT Land Temperature Anomaly (Northern Hemisphere) Series
mlco2 | Mauna Loa Observatory CO2 Monthly Averages
mtm.coh | Compute and plot the multitaper magnitude-squared coherence.
multitaperTrend | Estimate Linear Trend using Multitaper Techniques
percivalAR4 | Auto Regressive Series generated by Don Percival at Applied Physics Laboratory
plot.mtm | Compute and plot the multitaper spectrum estimate
plot.mtm.coh | Compute and plot the multitaper magnitude-squared coherence.
sineTaper | Computes sine tapers
spec.mtm | Compute and plot multitaper spectrum estimates
willamette | Willamette River time series