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