Package: gsignal 0.4.0-9013

gsignal: Signal Processing

R implementation of the 'Octave' package 'signal', containing a variety of signal processing tools, such as signal generation and measurement, correlation and convolution, filtering, filter design, filter analysis and conversion, power spectrum analysis, system identification, decimation and sample rate change, and windowing.

Authors:Geert van Boxtel [aut, cre], Tom Short [aut], Octave-Forge community [aut, ctb]

# Install 'gsignal' in R:

install.packages('gsignal', repos = c('https://gjmvanboxtel.r-universe.dev', 'https://cloud.r-project.org'))

Bug tracker:https://github.com/gjmvanboxtel/gsignal/issues

Uses libs:

c++– GNU Standard C++ Library v3

Datasets:

signals - Signals

On CRAN:

signal-processing signals cpp

10.33 score 26 stars 32 packages 179 scripts 5.3k downloads 209 exports 2 dependencies

Last updated from:c2c64d5d58. Checks:15 OK. Indexed: yes.

Target	Result	Time
linux-devel-arm64	OK	147
linux-devel-x86_64	OK	148
source / vignettes	OK	233
linux-release-arm64	OK	129
linux-release-x86_64	OK	205
macos-release-arm64	OK	152
macos-release-x86_64	OK	348
macos-oldrel-arm64	OK	143
macos-oldrel-x86_64	OK	259
windows-devel-arm64	OK	277
windows-devel-x86_64	OK	203
windows-release-arm64	OK	276
windows-release-x86_64	OK	204
windows-oldrel-x86_64	OK	148
wasm-release	OK	108

Exports:ar_psd arburg Arma aryule as.Arma as.Sos as.Zpg barthannwin bartlett besselap besself bilinear bitrevorder blackman blackmanharris blackmannuttall bohmanwin boxcar buffer buttap butter buttord cceps cconv cheb cheb1ap cheb1ord cheb2ap cheb2ord chebwin cheby1 cheby2 chirp cl2bp clustersegment cmorwavf cohere conv conv2 convmtx corrmtx cplxpair cplxreal cpsd csd czt db2pow dct dct2 dctmtx decimate detrend dftmtx digitrevorder diric downsample dst dwt ellip ellipap ellipord eqtflength fftconv fftfilt fftshift fht filter filter_zi filter2 filternorm FilterSpecs filtfilt filtic filtord findpeaks fir1 fir2 firls flattopwin fracshift freqs freqs_plot freqspace freqz freqz_plot fwhm fwht gauspuls gaussian gausswin gmonopuls grpdelay hamming hann hanning hilbert idct idct2 idst ifft ifftshift ifht ifwht iirlp2mb impinvar impz impzlength imvfft interp invfreq invfreqs invfreqz invimpinvar isallpass ismaxphase isminphase isstable kaiser kaiserord levinson Ma marcumq medfilt1 mexihat meyeraux morlet movingrms mpoles mscohere ncauer nuttallwin pad parzenwin pburg peak2peak peak2rms pei_tseng_notch phasez phasez_plot poly polyreduce polystab postpad pow2db prepad primitive pulstran pwelch pyulear qp_kaiser rceps rectpuls rectwin remez resample residue residued residuez rms rresidue rssq sampled2continuous sawtooth schtrig sftrans sgolay sgolayfilt shanwavf shiftdata sigmoid_train sinetone sinewave Sos sos2tf sos2zp sosfilt specgram square stepz stepz_plot stft tf2sos tf2zp tfe tfestimate triang tripuls tukeywin udecode uencode ultrwin unshiftdata unwrap upfirdn upsample upsamplefill vco wconv welchwin wfilters wkeep xcorr xcorr2 xcov zerocrossing zp2sos zp2tf Zpg zplane

Dependencies:pracma Rcpp

Signal Processing in R

Rendered fromgsignal.Rmdusingknitr::rmarkdown

Last update: 2024-08-21
Started: 2021-04-29

Citation

Development and contributors

Readme and manuals

Help Manual

Help page	Topics
Power spectrum of AR model	ar_psd plot.ar_psd print.ar_psd
Autoregressive model coefficients - Burg's method	arburg
Autoregressive moving average (ARMA) model	Arma as.Arma as.Arma.Arma as.Arma.Ma as.Arma.Sos as.Arma.Zpg
Autoregressive model coefficients - Yule-Walker method	aryule
Modified Bartlett-Hann window	barthannwin
Bartlett window	bartlett
Bessel analog low-pass filter prototype	besselap
Bessel analog filter design	besself
Bilinear transformation	bilinear bilinear.Arma bilinear.default bilinear.Zpg
Permute input to bit-reversed order	bitrevorder
Blackman window	blackman
Blackman-Harris window	blackmanharris
Blackman-Nuttall window	blackmannuttall
Bohman window	bohmanwin
Rectangular window	boxcar
Buffer signal vector into matrix of data segments	buffer
Butterworth filter prototype	buttap
Butterworth filter design	butter butter.default butter.FilterSpecs
Butterworth filter order and cutoff frequency	buttord
Complex cepstral analysis	cceps
Circular convolution	cconv
Chebyshev polynomials	cheb
Chebyshev Type I filter prototype	cheb1ap
Chebyshev Type I filter order	cheb1ord
Chebyshev Type II filter prototype	cheb2ap
Chebyshev Type II filter order	cheb2ord
Chebyshev window	chebwin
Chebyshev Type I filter design	cheby1 cheby1.default cheby1.FilterSpecs
Chebyshev Type II filter design	cheby2 cheby2.default cheby2.FilterSpecs
Chirp signal	chirp
Constrained L2 bandpass FIR filter design	cl2bp
Cluster Segments	clustersegment
Complex Morlet Wavelet	cmorwavf
Convolution and polynomial multiplication	conv
2-D convolution	conv2
Convolution matrix	convmtx
Data matrix for autocorrelation matrix estimation	corrmtx
Complex conjugate pairs	cplxpair
Sort complex conjugate pairs and real	cplxreal
Cross power spectral density	cpsd csd
Chirp Z-transform	czt
Discrete Cosine Transform	dct
2-D Discrete Cosine Transform	dct2
Discrete Cosine Transform Matrix	dctmtx
Decrease sample rate	decimate
Remove Polynomial Trend	detrend
Discrete Fourier Transform Matrix	dftmtx
Permute input to digit-reversed order	digitrevorder
Dirichlet function	diric
Decrease sample rate	downsample
Discrete Sine Transform	dst
1-D Discrete Wavelet Transform	dwt wfilters
Elliptic filter design	ellip ellip.default ellip.FilterSpecs
Low-pass analog elliptic filter	ellipap
Elliptic Filter Order	ellipord
Equalize numerator and denominator polynomial lengths	eqtflength
FFT-based convolution	fftconv
FFT-based FIR filtering	fftfilt fftfilt.default fftfilt.Ma
Zero-frequency shift	fftshift
Fast Hartley Transform	fht ifht
Filter a signal	filter filter.Arma filter.default filter.Ma filter.Sos filter.Zpg
Filter initial conditions	filter_zi filter_zi.Arma filter_zi.default filter_zi.Ma filter_zi.Sos filter_zi.Zpg
Savitzky-Golay filtering	filter.sgolayFilter sgolayfilt
2-D digital filter	filter2
2-norm or infinity-norm of digital filter	filternorm filternorm.Arma filternorm.default filternorm.Ma filternorm.Sos filternorm.Zpg
Filter specifications	FilterSpecs
Zero-phase digital filtering	filtfilt filtfilt.Arma filtfilt.default filtfilt.Ma filtfilt.Sos filtfilt.Zpg
Filter Initial Conditions	filtic filtic.Arma filtic.default filtic.Ma filtic.Sos filtic.Zpg
Filter order	filtord filtord.Arma filtord.default filtord.Ma filtord.Sos filtord.Zpg
Find local extrema	findpeaks
Window-based FIR filter design	fir1
Frequency sampling-based FIR filter design	fir2
Least-squares linear-phase FIR filter design	firls
Flat top window	flattopwin
Fractional shift	fracshift
Frequency response of analog filters	freqs freqs.Arma freqs.default freqs.Ma freqs.Sos freqs.Zpg freqs_plot print.freqs print.summary.freqs summary.freqs
Frequency spacing for frequency response	freqspace
Frequency response of digital filter	freqz freqz.Arma freqz.default freqz.Ma freqz.Sos freqz.Zpg freqz_plot print.freqz print.summary.freqz summary.freqz
Full width at half maximum	fwhm
Gaussian-modulated sinusoidal RF pulse	gauspuls
Gaussian convolution window	gaussian
Gaussian window	gausswin
Gaussian monopulse	gmonopuls
Group delay	grpdelay grpdelay.Arma grpdelay.default grpdelay.Ma grpdelay.Sos grpdelay.Zpg plot.grpdelay print.grpdelay
Hamming window	hamming
Hann window	hann hanning
Hilbert transform	hilbert
Inverse Discrete Cosine Transform	idct
Inverse 2-D Discrete Cosine Transform	idct2
Inverse Discrete Sine Transform	idst
Inverse Fast Fourier Transform	ifft imvfft
Inverse zero-frequency shift	ifftshift
Fast Walsh-Hadamard Transform	fwht ifwht
IIR lowpass filter to IIR multiband	iirlp2mb iirlp2mb.Arma iirlp2mb.default iirlp2mb.Sos iirlp2mb.Zpg
Impulse invariance method for A/D filter conversion	impinvar impinvar.Arma impinvar.default
Impulse response of digital filter	impz impz.Arma impz.default impz.Ma impz.Sos impz.Zpg print.impz
Impulse response length	impzlength impzlength.Arma impzlength.default impzlength.Ma impzlength.Sos impzlength.Zpg
Interpolation	interp
Inverse Frequency Response	invfreq invfreqs invfreqz
Inverse impulse invariance method	invimpinvar invimpinvar.Arma invimpinvar.default
Determine whether a digital filter is allpass	isallpass isallpass.Arma isallpass.default isallpass.Ma isallpass.Sos isallpass.Zpg
Determine whether a digital filter is maximum phase	ismaxphase ismaxphase.Arma ismaxphase.default ismaxphase.Ma ismaxphase.Sos ismaxphase.Zpg
Determine whether a digital filter is minimum phase	isminphase isminphase.Arma isminphase.default isminphase.Ma isminphase.Sos isminphase.Zpg
Determine whether a digital filter is stable	isstable isstable.Arma isstable.default isstable.Ma isstable.Sos isstable.Zpg
Kaiser window	kaiser
Kaiser filter order and cutoff frequency	kaiserord
Durbin-Levinson Recursion	levinson
Moving average (MA) model	Ma
Marcum Q function	marcumq
1-D median filtering	medfilt1
Mexicat Hat	mexihat
Meyer wavelet auxiliary function	meyeraux
Morlet Wavelet	morlet
Moving Root Mean Square	movingrms
Multiplicity of poles	mpoles
Magnitude-squared coherence	cohere mscohere
ncauer analog filter design	ncauer
Nuttall-defined minimum 4-term Blackman-Harris window	nuttallwin
Pad data	pad postpad prepad
Parzen (de la Vallée Poussin) window	parzenwin
Autoregressive PSD estimate - Burg's method	pburg
Maximum-to-minimum difference	peak2peak
Peak-magnitude-to-RMS ratio	peak2rms
Pei-Tseng notch filter	pei_tseng_notch
Phase response of digital filter	phasez phasez.Arma phasez.default phasez.Ma phasez.Sos phasez.Zpg phasez_plot print.phasez print.summary.phasez summary.phasez
Polynomial with specified roots	poly
Reduce polynomial	polyreduce
Stabilize polynomial	polystab
Power - decibel conversion	db2pow pow2db
Primitive	primitive
Pulse train	pulstran
Welch’s power spectral density estimate	plot.pwelch print.pwelch pwelch
Autoregressive PSD estimate - Yule-Walker method	pyulear
Kaiser FIR filter design	qp_kaiser
Real cepstrum	rceps
Rectangular pulse	rectpuls
Rectangular window	rectwin
Parks-McClellan optimal FIR filter design	remez
Change sampling rate	resample
Partial fraction expansion	residue rresidue
delayed z-transform partial fraction expansion	residued
Z-transform partial fraction expansion	residuez
Root-mean-square	rms
Root-sum-of-squares	rssq
Signal reconstruction	sampled2continuous
Sawtooth or triangle wave	sawtooth
Schmitt Trigger	schtrig
Transform filter band edges	sftrans sftrans.Arma sftrans.default sftrans.Zpg
Savitzky-Golay filter design	sgolay
Complex Shannon Wavelet	shanwavf
Shift data to operate on specified dimension	shiftdata
Sigmoid Train	sigmoid_train
signals	signals
Sine tone	sinetone
Sine wave	sinewave
Second-order sections	as.Sos as.Sos.Arma as.Sos.Ma as.Sos.Sos as.Sos.Zpg Sos
Sos to transfer function	sos2tf
Sos to zero-pole-gain	sos2zp
Second-order sections filtering	sosfilt
Spectrogram	plot.specgram print.specgram specgram
Square wave	square
Step response of digital filter	print.stepz stepz stepz.Arma stepz.default stepz.Ma stepz.Sos stepz.Zpg stepz_plot
Short-Term Fourier Transform	stft
Transfer function to second-order sections form	tf2sos
Transfer function to zero-pole-gain form	tf2zp
Transfer Function Estimate	tfe tfestimate
Triangular window	triang
Sampled aperiodic triangle	tripuls
Tukey (tapered cosine) window	tukeywin
Uniform decoder	udecode
Uniform encoder	uencode
Ultraspherical window	ultrwin
Inverse of shiftdata	unshiftdata
Unwrap phase angles	unwrap
Upsample, apply FIR filter, downsample	upfirdn
Increase sample rate	upsample
Upsample and Fill	upsamplefill
Voltage-controlled oscillator	vco
1-D or 2-D convolution	wconv
Welch window	welchwin
Keep part of vector or matrix	wkeep
Cross-correlation	xcorr
2-D cross-correlation	xcorr2
Cross-covariance	xcov
Zero Crossing	zerocrossing
Zero-pole-gain to second-order section format	zp2sos
Zero-pole-gain to transfer function	zp2tf
Zero pole gain model	as.Zpg as.Zpg.Arma as.Zpg.Ma as.Zpg.Sos as.Zpg.Zpg Zpg
Zero-pole plot	zplane zplane.Arma zplane.default zplane.Ma zplane.Sos zplane.Zpg