Takayuki NAGAI


Noise Reduction in Time Domain Using Referential Reconstruction
Takehiro IHARA Takayuki NAGAI Kazuhiko OZEKI Akira KUREMATSU 
Publication:   IEICE TRANSACTIONS on Information and Systems
Publication Date: 2006/03/01
Vol. E89-D  No. 3  pp. 1203-1213
Type of Manuscript:  PAPER
Category: Speech and Hearing
Keyword: 
noise reductiontime domainreferential reconstructionpattern matchingautomatic speech recognition
 Summary | Full Text:PDF(1MB)

Fast LOT with Unequal Length Basis Functions: Realization and Application in Subband Image Coding
Takayuki NAGAI Masaaki IKEHARA 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 1999/05/25
Vol. E82-A  No. 5  pp. 825-834
Type of Manuscript:  PAPER
Category: Digital Signal Processing
Keyword: 
lapped transformfast algorithmsubband image coding
 Summary | Full Text:PDF(1.7MB)

Design and Lattice Structure of FIR Paraunitary Filter Banks with Linear Phase
Takayuki NAGAI C.W. KOK Masaaki IKEHARA Truong Q. NGUYEN 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 1997/04/25
Vol. E80-A  No. 4  pp. 712-721
Type of Manuscript:  PAPER
Category: Digital Signal Processing
Keyword: 
filter bankslinear phaselattice structure
 Summary | Full Text:PDF(667.6KB)