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線形予測

線形予測係数 (LPC) とケプストラム、LSF、LSP、RC 間の変換

System Object

dsp.CepstralToLPC Convert cepstral coefficients to linear prediction coefficients
dsp.LevinsonSolver Solve linear system of equations using Levinson-Durbin recursion
dsp.LPCToAutocorrelation Convert linear prediction coefficients to autocorrelation coefficients
dsp.LPCToCepstral Convert linear prediction coefficients to cepstral coefficients
dsp.LPCToLSF Convert linear prediction coefficients to line spectral frequencies
dsp.LPCToLSP Convert linear prediction coefficients to line spectral pairs
dsp.LPCToRC Convert linear prediction coefficients to reflection coefficients
dsp.LSFToLPC Convert line spectral frequencies to linear prediction coefficients
dsp.LSPToLPC Convert line spectral pairs to linear prediction coefficients
dsp.RCToAutocorrelation Convert reflection coefficients to autocorrelation coefficients
dsp.RCToLPC Convert reflection coefficients to linear prediction coefficients

Simulink ブロック

Autocorrelation LPC Determine coefficients of Nth-order forward linear predictors
Levinson-Durbin Solve linear system of equations using Levinson-Durbin recursion
LPC to LSF/LSP Conversion Convert linear prediction coefficients to line spectral pairs or line spectral frequencies
LPC to/from Cepstral Coefficients Convert linear prediction coefficients to cepstral coefficients or cepstral coefficients to linear prediction coefficients
LPC to/from RC Convert linear prediction coefficients to reflection coefficients or reflection coefficients to linear prediction coefficients
LPC/RC to Autocorrelation Convert linear prediction coefficients or reflection coefficients to autocorrelation coefficients
LSF/LSP to LPC Conversion Convert line spectral frequencies or line spectral pairs to linear prediction coefficients
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