Akihiro Hirano

42 papers B 6Misc 8Journal 7Unranked 21
YearRankTypeTitle / Venue / Authors
2018 J jnl
High-Performance Super-Resolution via Patch-Based Deep Neural Network for Real-Time Implementation.
IEICE Trans. Inf. Syst.
Reo Aoki, Kousuke Imamura, Akihiro Hirano, Yoshio Matsuda
2012 — conf
An adaptive control method for regression coefficient in frequency domain non-linear echo suppressor.
EUSIPCO
Kenji Nakayama, Yuki Ofuji, Akihiro Hirano
2010 — conf
A BCI System Based on Orthogonalized EEG Data and Multiple Multilayer Neural Networks in Parallel Form.
ICANN (1)
Kenji Nakayama, Hiroki Horita, Akihiro Hirano
2010 Misc conf
A stereo echo canceller with simultaneous input-sliding and sliding-period control.
ICASSP
Akihiko Sugiyama, Yuusuke Mizuno, Akihiro Hirano, Kenji Nakayama
2009 — conf
A noise estimation method based on improved VAD used in noise spectral suppression under highly non-stationary noise environments.
EUSIPCO
Kenji Nakayama, Shoya Higashi, Akihiro Hirano
2009 — conf
A stereo echo canceller with simultaneous 2-channel input slides for fast convergence and good sound localization.
EUSIPCO
Akihiko Sugiyama, Yuusuke Mizuno, Laurent Kazdaghli, Akihiro Hirano, Kenji Nakayama
2008 — conf
Effects of propagation delays and sampling rate on feed-back BSS and comparative studies with feed-forward BSS.
EUSIPCO
Kenji Nakayama, Akihide Horita, Akihiro Hirano
2008 — conf
Neural Network Based BCI by Using Orthogonal Components of Multi-channel Brain Waves and Generalization.
ICANN (2)
Kenji Nakayama, Hiroki Horita, Akihiro Hirano
2007 J jnl
A Distortion-Free Learning Algorithm for Feedforward Multi-Channel Blind Source Separation.
IEICE Trans. Fundam. Electron. Commun. Comput. Sci.
Akihide Horita, Kenji Nakayama, Akihiro Hirano
2007 — conf
A distortion free learning algorithm for multi-channel convolutive blind source separation.
EUSIPCO
Akihide Horita, Kenji Nakayama, Akihiro Hirano
2007 — conf
A feedback approach to over complete BSS and its learning algorithm.
EUSIPCO
Kenji Nakayama, Haruo Katou, Akihiro Hirano
2007 — conf
Analysis and Comparative Study of Source Separation Performances in Feed-Forward and Feed-Back BSSs Based on Propagation Delays in Convolutive Mixture.
ICANN (1)
Akihide Horita, Kenji Nakayama, Akihiro Hirano
2006 B conf
A Distortion Free Learning Algorithm for Feedforward BSS and ITS Comparative Study with Feedback BSS.
IJCNN
Akihide Horita, Kenji Nakayama, Akihiro Hirano, Yasuhiro Dejima
2006 J jnl
A Stereo Echo Canceler with Input Slides and Counter-Lateralization.
IEICE Trans. Fundam. Electron. Commun. Comput. Sci.
Akihiko Sugiyama, Yann Joncour, Akihiro Hirano, Takao Nishitani, Gérard Faucon
2006 — conf
A learning algorithm with distortion free constraint and comparative study for feedforward and feedback BSS.
EUSIPCO
Akihide Horita, Kenji Nakayama, Akihiro Hirano, Yasuhiro Dejima
2005 — conf
A synchronized learning algorithm for nonlinear part in a lattice predictor based adaptive Volterra filter.
EUSIPCO
Kenji Nakayama, Akihiro Hirano, Hiroaki Kashimoto
2005 B conf
Analysis of signal separation and signal distortion in feedforward and feedback blind source separation based on source spectra.
IJCNN
Akihide Horita, Kenji Nakayama, Akihiro Hirano, Yasuhiro Dejima
2004 — conf
A blind source separation cascading separation and linearization for low-order nonlinear mixtures.
ICASSP (5)
Takayuki Nishiwaki, Kenji Nakayama, Akihiro Hirano
2004 — conf
A lattice predictor based adaptive Volterra filter and a synchronized learning algorithm.
EUSIPCO
Kenji Nakayama, Akihiro Hirano, Hiroaki Kashimoto
2004 — conf
Acoustic echo cancellation for conference systems.
EUSIPCO
Akihiko Sugiyama, Akihiro Hirano, Kenji Nakayama
2004 B conf
On generalization of multilayer neural network applied to predicting protein secondary structure.
IJCNN
Kenji Nakayama, Akihiro Hirano, Ken-ichi Fukumura
2004 — conf
Stereophonic acoustic echo canceller without pre-processing.
ICASSP (4)
Akihiro Hirano, Kenji Nakayama, Daisuke Someda, Masahiko Tanaka
2003 B conf
A cascade form blind source separation connecting source separation and linearization for nonlinear mixtures.
IJCNN
Kenji Nakayama, Akihiro Hirano, Takayuki Nishiwaki
2003 B conf
A learning algorithm with adaptive exponential stepsize for blind source separation of convolutive mixtures with reverberations.
IJCNN
Kenji Nakayama, Akihiro Hirano, Akihide Horita
2003 — conf
Block implementation of a synchronized learning algorithm in adaptive lattice filters.
ICASSP (6)
Naoki Tokui, Kenji Nakayama, Akihiro Hirano
2002 J jnl
A fast convergence algorithm for sparse-tap adaptive FIR filters identifying an unknown number of dispersive regions.
IEEE Trans. Signal Process.
Akihiko Sugiyama, Shigeji Ikeda, Akihiro Hirano
2001 J jnl
A stereo echo canceler with correct echo-path identification based on an input-sliding technique.
IEEE Trans. Signal Process.
Akihiko Sugiyama, Yann Joncour, Akihiro Hirano
2001 Misc conf
A synchronized learning algorithm for reflection coefficients and tap weights in a joint lattice predictor and transversal filter.
ICASSP
Naoki Tokui, Kenji Nakayama, Akihiro Hirano
2000 — conf
A Constraint Learning Algorithm for Blind Source Separation.
IJCNN (3)
Kenji Nakayama, Akihiro Hirano, Motoki Nitta
2000 — conf
A Structure Trainable Neural Network with Embedded Gating Units and Its Learning Algorithm.
IJCNN (3)
Kenji Nakayama, Akihiro Hirano, Aki Kanbe
1999 B conf
A multilayer neural network with nonlinear inputs and trainable activation functions: structure and simultaneous learning algorithm.
IJCNN
Kenji Nakayama, Akihiro Hirano, Issei Ido
1999 Misc conf
A polyphase and FFT realization of modulation sub-band adaptive filter with minimum sampling rate.
ICASSP
Kenji Nakayama, Akihiro Hirano, Hiroaki Sakaguchi
1999 J jnl
A robust adaptive beamformer for microphone arrays with a blocking matrix using constrained adaptive filters.
IEEE Trans. Signal Process.
Osamu Hoshuyama, Akihiko Sugiyama, Akihiro Hirano
1999 Misc conf
Convergence analysis of stereophonic echo canceller with pre-processing-relation between pre-processing and convergence.
ICASSP
Akihiro Hirano, Kenji Nakayama, Kazunobu Watanabe
1998 Misc conf
A real time robust adaptive microphone array controlled by an SNR estimate.
ICASSP
Osamu Hoshuyama, Brigitte Begasse, Akihiko Sugiyama, Akihiro Hirano
1998 — conf
DSP implementation and performance evaluation of a stereo echo canceler with pre-processing.
EUSIPCO
Yann Joncour, Akihiko Sugiyama, Akihiro Hirano
1997 Misc conf
A robust adaptive microphone array with improved spatial selectivity and its evaluation in a real environment.
ICASSP
Osamu Hoshuyama, Akihiko Sugiyama, Akihiro Hirano
1996 Misc conf
DSP implementation and performance evaluation of sparse-tap adaptive FIR filters with tap-position control.
ICASSP
Akihiro Hirano, Akihiko Sugiyama, Shigeji Ikeda
1996 — conf
Recovering 3D shape and texture from continuous focus series: using a polarized filter.
ICIP (1)
Tomoyuki Kudou, Akihiro Hirano, Hidetoshi Miike
1995 Misc conf
A noise-robust stochastic gradient algorithm with an adaptive step-size suitable for mobile hands-free telephones.
ICASSP
Akihiro Hirano, Akihiko Sugiyama
1994 — conf
DSP implementation and performance evaluation of a compact stereo echo canceller.
ICASSP (2)
Akihiro Hirano, Akihiko Sugiyama, Yasuhiro Arasawa, Noboru Kawayachi
1992 J jnl
A 128 kb/s Hi-Fi Audio CODEC Based on Adaptive Transform Coding with Adaptive Block Size MDCT.
IEEE J. Sel. Areas Commun.
Masahiro Iwadare, Akihiko Sugiyama, Fumie Hazu, Akihiro Hirano, Takao Nishitani