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Scilabヘルプ >> Signal Processing > filters > iirgroup

iirgroup

IIRフィルタの群遅延Lp最適化

呼び出し手順

[lt,grad]=iirgroup(p,r,theta,omega,wt,td)
[cout,grad,ind]=iirlp(x,ind,p,[flag],lambda,omega,ad,wa,td,wt)

パラメータ

r

フィルタの極およびゼロの絶対値のベクトル

theta

フィルタの極およびゼロの偏角のベクトル

omega

フィルタ仕様を指定する周波数

wt

関数および群遅延の重み

td

指定する群遅延

lt, grad

基準および傾きの値

説明

IIRフィルタを群遅延のLp基準に基づき最適化します. (Rabiner & Gold pp270-273).

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Last updated:
Fri Apr 11 14:18:56 CEST 2014