DSP
DSP
Julius H18 H16 H19
/ (2003.3) (2004.10) Julian(2005.08)
JNAS,.,. CSRC,..,..
2006 8 1 8 20 1 1166 451 56 54 605 /2,800msecshort reject
2006.3.27
Julius #Downloads per month 3.5 3.5 3.4 3.5 3.5 Julius 4.
NAM BSSA
H17
(NAM) (NAM) NAM NAM
NAM
Bluetooth Bluetooth 2
Earphone Microphone
SIMO-Model Accuracy [db] 25 20 15 10 5 0 FDICA-PB MS-SIMO-ICA Proposed SG Proposed SIMO-ICA-SG 1 FDICA-PB MS-SIMO-ICA 60 1-15 2 45 Output 1 Output 1 Input Output 2 Output 2 0 15 30 45 60 75 90 Direction of source 2 θ 2 [deg] Output 1 Output 2
SIMO-ICA IEEE/RSJ (IROS2005) Best Application Paper Award IEEE MLSP2007 Data Analysis Competition Winner on Nonlinear Separation
User s Speech Noise F F T X J X j ( f,τ ) ( f,τ ) Phase Compensation θ U FD- ICA Y DS ( f,τ ) User Primary Path 0 Noise Mel-Scale Filter Bank PB E j E J ( f,τ ) ( f,τ ) + Spectral Subtract Reference Path m( l,τ ) θ U - Z ( f ICA,τ ) BSS m( L,τ ) Log Transform and DCT Mel-Scale Filter Bank MFCC ( n, τ )
8 9 % BSSA
-0.2 1.2 350
HMM Alan Black CMU) Blizzard Challenge Evaluating corpus-based speech synthesis on common data sets
The Blizzard Challenge - 2005 Speech experts Volunteers HTS STRAIGHT Global Variance US undergraduates