w-fft v1.0.7
w-fft
A tool for FFT.
Documentation
To view documentation or get support, visit docs.
Example
To view some examples for more understanding, visit examples:
spectrum1d: ex-spectrum1d.html [source code]
Installation
Using npm(ES6 module):
Note: w-fft is mainly dependent on
ml-fft,lodash-esandwsemi.npm i w-fft
Example for FFT1D and iFFT1D:
Link: [dev source code]
let arr let res
arr = 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15 res = wf.fft1d(arr) console.log(res) // => [ // 120, 0 , // -8, 40.21871593700678 , // -8, 19.31370849898476 , // -7.999999999999999, 11.972846101323913 , // -8, 8 , // -8, 5.345429103354391 , // -8, 3.313708498984761 , // -7.999999999999999, 1.5912989390372623 , // -8, 0 , // -7.999999999999999, -1.5912989390372623 , // -8, -3.313708498984761 , // -8, -5.345429103354391 , // -8, -8 , // -7.999999999999999, -11.972846101323913 , // -8, -19.31370849898476 , // -8, -40.21871593700678 // ]
arr = [ 120, 0, -8, 40.21871593700678, -8, 19.31370849898476, -7.999999999999999, 11.972846101323913, -8, 8, -8, 5.345429103354391, -8, 3.313708498984761, -7.999999999999999, 1.5912989390372623, -8, 0, -7.999999999999999, -1.5912989390372623, -8, -3.313708498984761, -8, -5.345429103354391, -8, -8, -7.999999999999999, -11.972846101323913, -8, -19.31370849898476, -8, -40.21871593700678 ] res = wf.ifft1d(arr) console.log(res) // => // 0, 1, // 2, 3.0000000000000018, // 4, 5.000000000000002, // 6, 7, // 8, 9, // 10, 10.999999999999998, // 12, 12.999999999999998, // 14, 15 //
### In a browser(UMD module):
> **Note:** w-fft does not dependent on any package.
Add script for w-fft.
```alias
<script src="https://cdn.jsdelivr.net/npm/w-fft@1.0.7/dist/w-fft.umd.js"></script>