def _smooth_Dv(self, r, D, v):
p = ppfit.ppolyfit(r, D, pieces=6, left=(0, [0,0]))
Ds = ppfit.ppolyval(p, r)
p = ppfit.ppolyfit(r, v, pieces=6, left=(0, [0,0]))
vs = ppfit.ppolyval(p, r)
return r, Ds, vs
def _smooth_chord(self, chord_index):
signal = self.data[chord_index]
p = ppfit.ppolyfit(self.time, signal, 20, deg=3)
smooth = ppfit.ppolyval(p, self.time)
return self.time, smooth
