calculate the zeroes (roots) of the polynomial i guess.
> On 18 Apr 2018, at 11:51, Simon Iten <
itensimon@gmail.com> wrote:
>
> hi list,
>
> this is more of a general DSP question...
>
> i am working on an LPC playback and mangling system for axoloti. i have most of it working and i am now trying to shift formants in the filter to change voice character. i found functions to convert reflection coefficients into polynomial pairs and presumably i should be able to shift filter frequencies in this representation of the data. unfortunately i have no clue how to do that. any hints, papers, code snippets etc. are very welcome.
>
> or if someone wants to take the time to explain, you are of course more then welcome
>
> thanks for any suggestions
>
>
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