Title :
A localization property of line spectrum frequencies
Author :
Mian, G.A. ; Riccardi, G.
Author_Institution :
Dipartimento di Elettronica e Inf., Padova Univ., Italy
fDate :
10/1/1994 12:00:00 AM
Abstract :
The interlacing property for the line spectrum frequencies (LSFs) is extended to the LSFs associated to successive order predictor polynomials. The corresponding separation theorem gives the most precise lower and upper bounds of the intervals which the LSFs may belong to
Keywords :
filtering and prediction theory; parameter estimation; poles and zeros; polynomials; spectral analysis; speech coding; line spectrum frequencies; localization property; lower bounds; separation theorem; successive order predictor polynomials; upper bounds; Equations; Filters; Frequency; Polynomials; Reflection; Speech coding; Upper bound;
Journal_Title :
Speech and Audio Processing, IEEE Transactions on
