Keiichi FUNAKI


Sparse Time-Varying Complex AR (TV-CAR) Speech Analysis Based on Adaptive LASSO
Keiichi FUNAKI 
Publication:   
Publication Date: 2019/12/01
Vol. E102-A  No. 12  pp. 1910-1914
Type of Manuscript:  Special Section LETTER (Special Section on Smart Multimedia & Communication Systems)
Category: Speech and Hearing
Keyword: 
sparse LPtime-varying analysiscomplex analysisanalytic signaladaptive LASSOl1-norm regularizationF0 estimation
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Robust ASR Based on ETSI Advanced Front-End Using Complex Speech Analysis
Keita HIGA Keiichi FUNAKI 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2015/11/01
Vol. E98-A  No. 11  pp. 2211-2219
Type of Manuscript:  Special Section PAPER (Special Section on Smart Multimedia & Communication Systems)
Category: 
Keyword: 
robust ASRETSI AFEiterative Wiener filter (IWF)complex speech analysisanalytic signal
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F0 Estimation of Speech Using SRH Based on TV-CAR Speech Analysis
Keiichi FUNAKI Takehito HIGA 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2013/11/01
Vol. E96-A  No. 11  pp. 2187-2190
Type of Manuscript:  Special Section LETTER (Special Section on Smart Multimedia & Communication Systems)
Category: Engineering Acoustics
Keyword: 
F0 estimationSummation Residual Harmonics (SRH)complex analysisanalytic signal
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Robust F0 Estimation Using ELS-Based Robust Complex Speech Analysis
Keiichi FUNAKI Tatsuhiko KINJO 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2008/03/01
Vol. E91-A  No. 3  pp. 868-871
Type of Manuscript:  LETTER
Category: Digital Signal Processing
Keyword: 
F0 estimationanalytic signalELS (Extended Least Square)robust complex speech analysisIRS filtered speech
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Robust F0 Estimation Based on Complex LPC Analysis for IRS Filtered Noisy Speech
Keiichi FUNAKI Tatsuhiko KINJO 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2007/08/01
Vol. E90-A  No. 8  pp. 1579-1586
Type of Manuscript:  Special Section PAPER (Special Section on Papers Selected from the 21st Symposium on Signal Processing)
Category: 
Keyword: 
speech analysisF0 estimationanalytic signalcomplex LPC residualIRS filtered speech
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