Presentation 1994/4/22
ARMA Order Estimation Based on the SVD and its Application to Echo-path Estimation
Mohammad Mehdinejad, Nobuhiro Miki, Nobuo Nagai,
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Abstract(in English) Since the selection of the model order is very important in modeling of the unknown system such as acoustic echo path,various methods have already been proposed for order selection.However,the order estimation of the ARMA model is very difficult due to the noise of the observed data,even in the case of known input data. And since in the presence of additive noise in the output data, traditional methods fail to select a reasonable order,thus we propose a new algorithm to overcome this problem and get a reasonable order for ARMA model.In the Simulation we show that our proposed algorithm is very effective for obtaining an appropriate rank of the noisy data matrix.We also show the good performance of our algorithm for estimation of the room acoustic transfer function.
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Keyword(in English) ARMA Order / Acoustic Echo Canceler / Data Matrix / Singular Value / Noisy Data
Paper # EA94-5
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Committee EA
Conference Date 1994/4/22(1days)
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Language ENG
Title (in Japanese) (See Japanese page)
Sub Title (in Japanese) (See Japanese page)
Title (in English) ARMA Order Estimation Based on the SVD and its Application to Echo-path Estimation
Sub Title (in English)
Keyword(1) ARMA Order
Keyword(2) Acoustic Echo Canceler
Keyword(3) Data Matrix
Keyword(4) Singular Value
Keyword(5) Noisy Data
1st Author's Name Mohammad Mehdinejad
1st Author's Affiliation Research Institute for Electronic Science,Hokkaido University()
2nd Author's Name Nobuhiro Miki
2nd Author's Affiliation Department of Electronic Engineering,Faculty of Engineering, Hokkaido University
3rd Author's Name Nobuo Nagai
3rd Author's Affiliation Research Institute for Electronic Science,Hokkaido University
Date 1994/4/22
Paper # EA94-5
Volume (vol) vol.94
Number (no) 20
Page pp.pp.-
#Pages 8
Date of Issue