HIRANO Akihiro

J-GLOBAL         Last updated: Oct 5, 2018 at 18:54
 
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Name
HIRANO Akihiro

Research Interests

 
 

Research Areas

 
 

Academic & Professional Experience

 
1989
 - 
1998
: NEC Corporation 
 
1998
 - 
2001
: Kanazawa University 
 
2001
   
 
-: Kanazawa University 
 

Education

 
 
 - 
1989
Graduate School, Division of Engineering, Kanazawa University
 
 
 - 
1987
Faculty of Engineering, Kanazawa University
 

Published Papers

 
Computationally efficient implementation of sarse-tap FIR adaptive filters with tap-position control on intel IA-32 processors
Proc. IEEE ISPACS2008   pp.292-295    2009
A noise spectral estimation method based on VAD and recursive averaging using new adaptive parameters for non-stationary noise environments
Proc. IEEE ISPACS2008   pp.184-187    2009
A BCI usinf MEGvision and multilayer neural network - channel optimization and main lobe contribution analysis-
Proc. IEEE ISPACS2008   pp.316-319    2009
Neural network based BCI by using orthogonal components of multi-channel brain waves and generalization
Proc. ICANN2008   pp.879-888    2008
Effects of propagation delays and sampling rate on feed-back BSS and comparative studies with feed-forward BSS
Proc. EUSIPCO2008   CD-ROM, 5 pages    2008
IEICE Trans. Fundamentals   Vol.E90-A, No12, pp.2835-2845    2007
Improved methods for noise spectral estimation and adaptive spectral gain control in noise spectral suppressor
Proc. IEEE, ISPACS2007   pp.97-100    2007
A brain computer interface based no FFT and multilayer neural network -feature extraction and generalization-
Proc. IEEE, ISPACS2007   pp.101-104    2007
A distortion free learning algorithm for multi-channel convolutive blind source separation
Proc. EUSIPCO2007   pp.394-398    2007
Analysis and comparative study of source separation performances in feed-forward and feed-back BSSs based on propagation delays in convolutive mixture
Proc. ICANN2007   pp.169-179    2007
A feedback approach to over complete BSS and its learning algorithm
Proc. EUSIPCO2007   pp.399-403    2007
A feedback approach and its learning algorithm for over complete blind source separation
Proc. IEEE, ISPACS2006   pp.459-462    2006
A distortion free learning algorithm for feedforward BSS and its comparative study with feedback BSS
IEEE&INNS, Proc. IJCNN2006   pp.7642-7649    2006
A learning algorithm with distortion free constraint and comparative study for feedforward and feedback BSS
Proc. EUSIPCO2006      2006
A synchronized learning algorithm for nonlinear part in a lattice predictor based adaptive volterra filter
Proc., EUSIPCO2005      2005
Analysis of signal separation and signal distortion in feedforward and feedback blind source separation based on source spectra
IEEE&INNS, Proc., IJCNN2005   pp.1257-1262    2005
Alternative Learning Algorithm for Stereophonic Acoustic Echo Canceller without Pre-Processing
Vol. E87-A, No.8, pp. 1958-1964    2004
Stereophonic Acoustic Echo Canceller without Pre-Processing
ICASSP2004講演論文集   4 145-148   2004
Acoustic echo cancellation for conference systems
Proc.EUSIPCO2004   pp.17-20    2004
A lattice predictor based adaptive Volterra filter and a synchronized learning algorithm
Proc.EUSIPCO2004   pp.1585-1588    2004
Analysis of signal separation and distortion analysis in feedforward blind source separation for convolutive mixture
IEEE Proc. MWSCAS2004   pp.III_207-III_210    2004
A lattice predictor based adaptive Volterra filter and its convergence property analysis
IEEE Proc. MWSCAS2004   pp.II_37-II_40    2004
Effects of number of sensors in a BSS cascading group separation and linearization applied to nonlinear mixture
Proc. IFAC Workshop on Adaptation and Learning Control and Signal Precessing   pp.529-533    2004
A blind source separation with exponentially weighted stepsize and its convergence analysis in convolutive mixtures with reverberations
Proc. IFAC Workshop on Adaptation and Learning Control and Signal Precessing   pp.523-528    2004
A lattice predictor based adaptive Volterra filter and its convergence analysis
Proc. IFAC Workshop on Adaptation and Learning Control and Signal Precessing   pp.415-420    2004
On generalization of multilayer neural network applied to predicting protein secondary structure
IEEE&INNS, Proc., IJCNN2004   pp.1209-1213    2004
A blind source separation cascading separation and linearization for low-order nonlinear mixtures
IEEE Proc. ICASSP2004   pp.V_569-V_572    2004
Stereophonic Acoustic Echo Canceller with Pre-Processing - Second-Order Pre-Processing Filter and Its Convergence -
第8回音響エコーと雑音制御に関する国際ワークショップ講演論文集   63-66   2003
Crosstalk-Resistant Three-Channel Noise Canceller
第8回音響エコーと雑音制御に関する国際ワークショップ講演論文集   143-146   2003
Double-Talk Resistant Acoustic Echo Canceller with Double Filters
ISPACS2003講演論文集   367-370   2003
Block implemention of a synchronized learning algorithm in adaptive lattice filters
2003年音響、音声、信号処理に関する国際会議講演論文集   6 349-352   2003
An adaptive nonlinear function controlled by estimated output pdf for blind source separation
第4回独立成分分析とブラインド信号源分離に関する国際シンポジウム講演論文集   427-432   2003
A learning algorithm with adaptive exponential stepsize for blind source separation of convolutive mixtures with reverberations\
2003年人工神経回路網に関する国際会議講演論文集   ?   2003
A virtual bandpass filter in sub-band adaptive filters and convergence analysis
Proc. IEEE ISPACS2003   pp.375-378    2003
SUGIYAMA A, IKEDA S, HIRANO A
IEEE TRANSACTIONS ON SIGNAL PROCESSING   50(12) 3008-3017   2002
A Learning Algorithm for Convolutive Blind Source Separation with Transmission Delay Constraint
2002年人工知能に関する国際会議   1287-1292   2002
An Adaptive Nonlinear Function Controlled by Kurtosis for Blind Source Separation
2002年人工知能に関する国際会議   1234-1239   2002
Cutting Error Prediction by Multilayer Neural Networks for Machine Tools with Thermal Expansion and Compression
2002年人工知能に関する国際会議講演論文集   1373-1378   2002
A Low-Distortion Noise Canceller and Its Learning Algorithm in Presence of Crosstalk
EICE Trans. Fundamentals   E84-A(2) 414-421   2001
SUGIYAMA A, JONCOUR Y, HIRANO A
IEEE Trans. Signal Processing   49(11) 2577-2587   2001
A Synchronized Learning Algorithm for Reflection Coefficients and Tap Weights in A Joint Lattice Predictor and Transversal Filter
Proc. of IEEE International Conference on Acoustic, Speech and Signal Processing   SPTM-P6.4   2001
A Selective Learning Algorithm for Nonlinear Synapses in Multilayer Neural Networks
Proc. of IEEE 2001 International Joint Conference on Neural Networks   1704-1709   2001
A Structure Trainable Neural Network with Embedded Gate Units: Multi-Dimensional Input/Output and Its Learning Algorithm
Proc. of IEEE 2001 International Joint Conference on Neural Networks   1681-1686   2001
Structure Trainable Neural Network with Embedded Gating Units and Its Learning Algorithm
Proc. of IEEE 2000 International Joint Conference on Neural Networks   253-258   2000
A Constraint Learning Algorithm for Blind Source Separation
Proc. of IEEE 2000 International Joint Conference on Neural Networks   327-332   2000
HOSHUYAMA O, SUGIYAMA A, HIRANO A
IEEE Trans. Signal Processing   47(10) 2677-2684   1999
Robust Adaptive Beamformer with a Blocking Matrix Using Constrained Adaptive Filters
IEICE Trans. Fundamentals   E82-A(4) 640-647   1999
Convergence Analysis of Stereophonic Echo Canceller with Pre-Processing - Relation between Pre-Processing and Convergence -
1999年音響、音声、信号処理に関する国際会議 (ICASSP) 講演論文集   861-864   1999
A multilayer neural network with nonlinear inputs and trainable activation functions: structure and simultaneous learning algorithm
Proc. of IEEE 1999 International Joint Conference on Neural Networks   1657-1661   1999
A Polyphase and FFT Realization of Modulation Sub-band Adaptive Filter with Minimum Sampling Rate
Proc. of 1999 IEEE International Conference on Acoustic, Speech and Signal Processing   1485-1488   1999
A Noise-Robust Echo Canceller on V830 Multimedia RISC Processor Integrated into a Car Navigation System
Proc. of 1998 IEEE International Conference on Acoustic, Speech and Signal Processing   1753-1756   1998
Cancellation of Multiple Echoes by Multiple Autonomic and Distributed Echo Canceler Units
IEICE Trans. Fundamentals   E81-A(11) 2361-2369   1998
DSP Implementation and Performance Evaluation of Sparse-Tap Adaptive FIR Filters with Tap-Position Control
1996年音響、音声、信号処理に関する国際会議 (ICASSP) 講演論文集   3 1295-1298   1996
SUGIYAMA A, SATO H, HIRANO A, IKEDA S
IEEE TRANSACTIONS ON CIRCUITS AND SYSTEMS II-ANALOG AND DIGITAL SIGNAL PROC   43(9) 629-636   1996
A Modified Normalized LMS Algorithm based on a Long-Term Average of the Reference Signal Power
IEICE TRANSACTIONS ON FUNDAMENTALS OF ELECTRONICS COMMUNICATIONS AND COMPUT   E78-A(8) 915-9   1995
A Noise-Robust Stochastic Gradient Algorithm with an Adaptive Step-Size Suitable for Mobile Hands-Free Telephones
1995年音響、音声、信号処理に関する国際会議 (ICASSP) 講演論文集   1392-1395   1995
DSP Implementation and Performance Evaluation of a Compact Stereo Echo Canceller
1994年音響、音声、信号処理に関する国際会議 (ICASSP) 講演論文集   2 249-252   1994
A Subband Adaptiver Filtering Algorithm with Adaptive Intersubband Tap-Assignment
IEICE TRANSACTIONS ON FUNDAMENTALS OF ELECTRONICS COMMUNICATIONS AND COMPUT   E77-A(9) 1432-   1994
DSP Implementation and Performance Evaluation of a Compact Stereo Echo Canceller
知的信号処理と通信システムに関する国際ワークショップ講演論文集   356-361   1993
A Compact Multi-Channel Echo Canceller with a Single Adaptive Filter per Channel
1992年回路とシステムに関する国際シンポジウム講演論文集   1922-1925   1992
IWADRE M, SUGIYAMA A, HAZU F, HIRANO A, NISHITANI T
IEEE JOURNAL ON SELECTED AREAS IN COMMUNICATIONS   10(1) 138-144   1991
A Software Development System for Digital Signal Processors based on a Knowledge-Based Optimizing Compiler and a Digital Signal Processing Language
回路合成とシミュレーションに関する国際会議 (SASIMI) 講演論文集   183-190   1990

Misc

 
A Concept of A Virtual Filter in Sub-band Adaptive Filters and Convergence Analysis
Technical Report of IEICE, DSP2000   25-32   2001
On Learning Stabilization in Multi-Signal Source Blind Separation
Technical Report of IEICE NC2000   25-32   2000
Convergence Analysis of a Multi-Channel Acoustic Echo Canceller
Proc. of 12th DSP Symposium   521-526   1997

Works

 
Teleconferencing systems with signal separation and selective presentation
2007
Fast GPS signal search
2002

Research Grants & Projects

 
Adaptive Signal Processing
Newral Networks

Patents

 
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2792311
2508574
2082318