 | dsp-0.1: Haskell Digital Signal Processing | Contents | Index |
| DSP.Filter.FIR.Window |
|
Commonly used window functions. Except for the Parzen window, the results of all of these look right, but I have to check them against either Matlab or my C code.
More windowing functions exist, but I have to dig through my papers to find the equations.
| window :: Array Int Double -> Array Int Double -> Array Int Double |
| rectangular :: Int -> Array Int Double |
| bartlett :: Int -> Array Int Double |
| hanning :: Int -> Array Int Double |
| hamming :: Int -> Array Int Double |
| blackman :: Int -> Array Int Double |
| kaiser :: Double -> Int -> Array Int Double |
| gen_hamming :: Double -> Int -> Array Int Double |
| parzen :: Int -> Array Int Double |
| :: Array Int Double | w[n] |
| -> Array Int Double | x[n] |
| -> Array Int Double | w[n] * x[n] |
| Applys a window, w, to a sequence x | |
| :: Int | M |
| -> Array Int Double | w[n] |
| rectangular window | |
| :: Int | M |
| -> Array Int Double | w[n] |
| Bartlett window | |
| :: Int | M |
| -> Array Int Double | w[n] |
| Hanning window | |
| :: Int | M |
| -> Array Int Double | w[n] |
| Hamming window | |
| :: Int | M |
| -> Array Int Double | w[n] |
| Blackman window | |
| :: Double | beta |
| -> Int | M |
| -> Array Int Double | w[n] |
| rectangular window | |
| :: Double | alpha |
| -> Int | M |
| -> Array Int Double | w[n] |
| Generalized Hamming window | |
| :: Int | M |
| -> Array Int Double | w[n] |
| rectangular window | |