Common Methods of Spectral Data Analysis


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Documentation for package ‘spectral’ version 2.0

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.onAttach Setting up multithread BLAS library
.onDetach Reset multithread BLAS to default
amax Local Maxima
analyticFunction Analytic function
BP Simple bandpass function
deconvolve Deconvolve Sampling Spectrum for Equidistant Sampling
envelope Calculates the envelope of a band limited signal
filter.fft Filter in the frequency domain
filter.lomb Filter and reconstruction of data analysed via spec.lomb
gLmb generalized Lomb-Scargle estimation function
H The Hilbert transformation
interpolate.fft interpolates data using the Fourier back transform
lmb Lomb-Scargle estimation function
plot.fft Plot 'fft'-objects
plot.lomb plot method for Lomb-Scargle periodograms
print.fft FFT-Plotting Function
print.lomb Lomb-Plotting Function
spec.fft 1D/2D/nD (multivariate) spectrum of the Fourier transform
spec.lomb Lomb-Scargle Periodigram
summary.fft Summarize FFT objects
summary.lomb Summarize Lomb objects
waterfall Estimate the local frequencies
win.cos Cosine window function
win.hann Hanning window function
win.nutt Nuttall window function
win.tukey Tukey window function
Windowfunctions Windowfunctions