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Audited & minimal JS implementation of elliptic curve cryptography
- elliptic
- curve
- cryptography
- secp256k1
- ed25519
- p256
- p384
- p521
- secp256r1
- ed448
- x25519
- bls12-381
- bn254
- alt_bn128
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Insanely Fast Fourier Transform (radix-4)
fft
Minimalistic and efficient FFT implementation
Simple pure Javascript implementation of the Cooley-Tukey algorithm. Note: fft-js was chosen as the name since a lot of the FFT implementations on NPM at the time this was published were wrappers for Ruby or C.
FFT for ndarrays
Digital Signal Processing for Javascript
Typeface for visualizing waveform data
Node.js implementation of the MFCC audio speech analysis algorithm.
Applies a windowing function to an array of data, making it ready to be FFT'd.
- fft
- fourier
- windowing
- hann
- hamming
- cosine
- lanczos
- gaussian
- tukey
- blackman
- exact_blackman
- kaiser
- nuttall
- blackman_harris
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Customizable O(1) ES6 generators for colored noise
Composable signal generators, oscillators, filters, FFT, spectrum, windowing & related DSP utils
- allpass
- analysis
- audio
- biquad
- channel
- clipping
- composition
- datastructure
- delay
- dsp
- envelope
- feedback
- fft
- filter
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A thin wrapper around the Web Audio API that lets you take some audio and get its waveform/frequency data in return.
Short time Fourier transform
Applies a windowing function to an array of data, making it ready to be FFT'd.
- fft
- fourier
- windowing
- hann
- hamming
- cosine
- lanczos
- gaussian
- tukey
- blackman
- exact_blackman
- kaiser
- nuttall
- blackman_harris
- View more
Distributes audio frequency data according to a logarithmic scale.
Port of OregonDSP library from java to javascript via kotlin.
Digital Signal Processing for Javascript
Ultra-fast real/complex FFT with simple interface
Convert spectrum, like FFT result, to a color