josesoyo

import scipy.signal as sp
import numpy as np
import matplotlib.pylab as plt

# low pass functions copied from the web 
def butter_lowpass(cutOff, fs, order=5):
    nyq = 0.5 * fs
    normalCutoff = cutOff / nyq
    b, a = sp.butter(order, normalCutoff, btype='low')
    return b, a

josesoyo

open System.IO
// test filtering
#r @"packages/MathNet.Filtering.0.4.0/lib/net40/MathNet.Filtering.dll"
open MathNet.Filtering


let readLines (filePath:string) = seq {
    use sr = new StreamReader (filePath)
    while not sr.EndOfStream do
        yield sr.ReadLine ()