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Results tagged with lpc
Search options questions only
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user 15033
1
vote
1
answer
216
views
LPC produces unexpected residual
I have written a vocal pitch shifting algorithm which uses LPC to separate the signal into its spectral envelope (predicted by the coefficients) and the pitch information (the residual error). …
2
votes
2
answers
347
views
Improving the separation of a signal into source and filter
The method I am using is LPC analysis and synthesis. … In theory, the LPC process should split the signal into a source/filter representation by calculating a residual and a set of filter coefficients. …