Tetsuya Shimamura

According to our database, Tetsuya Shimamura authored at least 118 papers between 1990 and 2024.

Collaborative distances:

• Dijkstra number of five.
• Erdős number of four.

2024

Emotion recognition from EEG signal enhancing feature map using partial mutual information.

M. A. H. Akhand, Mahfuza Akter Maria, Md. Abdus Samad Kamal, Tetsuya Shimamura

Biomed. Signal Process. Control., February, 2024

Image Quality Distortion Classification Using Vision Transformer.

Nay Chi Lynn, Tetsuya Shimamura

Proceedings of the Advanced Information Networking and Applications, 2024

2023

Classification of Lung and Colon Cancer Histopathological Images Using Global Context Attention Based Convolutional Neural Network.

Md. Al-Mamun Provath, Kaushik Deb, Pranab Kumar Dhar, Tetsuya Shimamura

IEEE Access, 2023

Outdoor Trash Detection in Natural Environment Using a Deep Learning Model.

Dhrubajyoti Das, Kaushik Deb, Taufique Sayeed, Pranab Kumar Dhar, Tetsuya Shimamura

IEEE Access, 2023

Multi-Person Pose Estimation Using Group-Based Convolutional Neural Network Model.

Shuhena Salam Aonty, Kaushik Deb, Moumita Sen Sarma, Pranab Kumar Dhar, Tetsuya Shimamura

IEEE Access, 2023

Distributed Blind Equalization with Block-Adaptive Approach on Wireless Sensor Network.

Sulin Chi, Yosuke Sugiura, Tetsuya Shimamura

Proceedings of the 2023 IEEE SENSORS, Vienna, Austria, October 29 - Nov. 1, 2023, 2023

Image Denoising by Incorporating Noisy Image Patch and Impulse Response of Low-Pass Filter in CNN Learning.

May Thet Tun, Yosuke Sugiura, Tetsuya Shimamura

Proceedings of the 12th IEEE Global Conference on Consumer Electronics, 2023

Noise Specific Blind Image Quality Assessment Using Three Statistical Features.

Nay Chi Lynn, Yosuke Sugiura, Tetsuya Shimamura

Proceedings of the 12th IEEE Global Conference on Consumer Electronics, 2023

2021

A Combination Rule Based on Signal Power for Distributed Blind Equalization.

Sulin Chi, Tetsuya Shimamura

Proceedings of the 20th International Symposium on Communications and Information Technologies, 2021

Speech Enhancement Network with Unsupervised Attention using Invariant Information Clustering.

Yosuke Sugiura, Shunta Nagamori, Tetsuya Shimamura

Proceedings of the Asia-Pacific Signal and Information Processing Association Annual Summit and Conference, 2021

2020

DFT-Spread OTFS Communication System with the Reductions of PAPR and Nonlinear Degradation.

Md. Najmul Hossain, Yosuke Sugiura, Tetsuya Shimamura, Heung-Gyoon Ryu

Wirel. Pers. Commun., 2020

Blind Color Image Watermarking Using Fan Beam Transform and QR Decomposition.

Pranab Kumar Dhar, Pulak Hazra, Tetsuya Shimamura

Symmetry, 2020

Waveform Design of Low Complexity WR-OTFS System for the OOB Power Reduction.

Md. Najmul Hossain, Yosuke Sugiura, Tetsuya Shimamura, Heung-Gyoon Ryu

Proceedings of the 2020 IEEE Wireless Communications and Networking Conference Workshops, 2020

Quantifying Noise Robustness of Bone-Conducted Speech.

Shiming Zhang, Yosuke Sugiura, Nozomiko Yasui, Tetsuya Shimamura

Proceedings of the 63rd IEEE International Midwest Symposium on Circuits and Systems, 2020

Adversarial Training Using Inter/Intra-Attention Architecture for Speech Enhancement Network.

Yosuke Sugiura, Tetsuya Shimamura

Proceedings of the Asia-Pacific Signal and Information Processing Association Annual Summit and Conference, 2020

2019

A Multiple Functions Multiplication Approach for Pitch Extraction of Noisy Speech.

Md. Saifur Rahman, Yosuke Sugiura, Tetsuya Shimamura

Proceedings of the 2019 International Conference on Speech Technology and Human-Computer Dialogue, 2019

Blind Image Watermarking Based on Discrete Hilbert Transform and Polar Decomposition.

A. H. M. Mohashin, Pranab Kumar Dhar, Tetsuya Shimamura

Proceedings of the 11th International Conference on Knowledge and Smart Technology, 2019

Chord Label Estimation from Acoustic Signal Considering Difference in Electric Guitars.

Nozomiko Yasui, Masanobu Miura, Tetsuya Shimamura

Proceedings of the 2019 International Symposium on Intelligent Signal Processing and Communication Systems, 2019

Cross Conditional Network for Speech Enhancement.

Haruki Tanaka, Yosuke Sugiura, Nozomiko Yasui, Tetsuya Shimamura, Ryoichi Miyazaki

Proceedings of the 2019 International Symposium on Intelligent Signal Processing and Communication Systems, 2019

Feedback Active Noise Control using Linear Prediction Filter for Colored Wide-band Background Noise Environment.

Riku Takasugi, Yosuke Sugiura, Tetsuya Shimamura

Proceedings of the 2019 International Symposium on Intelligent Signal Processing and Communication Systems, 2019

Improvement of Noise Suppression Performance of SEGAN by Sparse Latent Vectors.

Minami Sakuma, Yosuke Sugiura, Tetsuya Shimamura

Proceedings of the 2019 International Symposium on Intelligent Signal Processing and Communication Systems, 2019

Phase Correction for Automatic Modulation Classification Using Iterative Closest Point.

Wataru Machida, Kei Ichijo, Yosuke Sugiura, Tetsuya Shimamura

Proceedings of the 2019 International Symposium on Intelligent Signal Processing and Communication Systems, 2019

Live Demonstration of Reconstruction Filtering for Bone-Conducted Speech in High Noise.

Yosuke Sugiura, Tetsuya Shimamura

Proceedings of the IEEE International Symposium on Circuits and Systems, 2019

2018

Spectrum Efficient DSI-Based OFDM PAPR Reduction by Subcarrier Group Modulation.

Md. Sakir Hossain, Tetsuya Shimamura

IEEE Trans. Broadcast., 2018

Pitch Determination of Noisy Speech Using Cumulant Based Modified Weighted Function.

Md. Saifur Rahman, Yosuke Sugiura, Tetsuya Shimamura

Proceedings of the TENCON 2018, 2018

Adaptive-Normalized-Error Based Blind Equalization Algorithm for Static Wireless Sensor Network.

Nargis Parvin, Yosuke Sugiura, Tetsuya Shimamura

Proceedings of the TENCON 2018, 2018

Combination of Image Quality Scores Based on Particle Swarm Optimization.

Yadanar Khaing, Yosuke Sugiura, Tetsuya Shimamura

Proceedings of the TENCON 2018, 2018

Improvement of QRM-MLD Method in MIMO Systems Considering Noise Power Estimation.

Ryotaro Konno, Yosuke Sugiura, Tetsuya Shimamura

Proceedings of the 25th International Conference on Systems, Signals and Image Processing, 2018

Spectral Mean Methods for Microphone Array.

Hibiki Kamimura, Yosuke Sugiura, Tetsuya Shimamura

Proceedings of the 25th International Conference on Systems, Signals and Image Processing, 2018

Speech Enhancement Based on Sparse Representation in Logarithmic Frequency Scale.

Yosuke Sugiura, Tetsuya Shimamura

Proceedings of the 2018 International Symposium on Intelligent Signal Processing and Communication Systems (ISPACS), 2018

Performance Evaluation of Spectrum Sensing for OFDM Systems Using Parallel Combination of Comb Filter and Autocorrelator.

Mousumi Haque, Tetsuya Shimamura

Proceedings of the 2018 International Symposium on Intelligent Signal Processing and Communication Systems (ISPACS), 2018

Waveform Design of DFT-Spread WR-OFDM System for the OOB and PAPR Reduction.

Md. Najmul Hossain, Tetsuya Shimamura, Dayoung Kim, Heung-Gyoon Ryu

Proceedings of the International Conference on Information and Communication Technology Convergence, 2018

Design of Gradient and Variable Step-Size for Fast Adaptive Notch Filter.

Yosuke Sugiura, Tetsuya Shimamura

Proceedings of the Asia-Pacific Signal and Information Processing Association Annual Summit and Conference, 2018

2017

Noise estimation with an inverse comb filter in non-stationary noise environments.

Tetsuya Shimamura, Fumiya Kato

Proceedings of the IEEE 60th International Midwest Symposium on Circuits and Systems, 2017

Speech enhancement for bone-conducted speech based on low-order cepstrum restoration.

Daiki Watanabe, Yosuke Sugiura, Tetsuya Shimamura, Hisanori Makinae

Proceedings of the 2017 International Symposium on Intelligent Signal Processing and Communication Systems, 2017

Spectrum sensing utilizing combination of comb filter and autocorrelator in cognitive radio systems.

Mousumi Haque, Tetsuya Shimamura

Proceedings of the International Conference on Information and Communication Technology Convergence, 2017

2016

Pitch Determination from Bone Conducted Speech.

M. Shahidur Rahman, Tetsuya Shimamura

IEICE Trans. Inf. Syst., 2016

Low-Complexity Null Subcarrier-Assisted OFDM PAPR Reduction With Improved BER.

Md. Sakir Hossain, Tetsuya Shimamura

IEEE Commun. Lett., 2016

Cross-correlation functions with binary signal involving phase information for speech enhancement.

Kyohei Mitani, Yosuke Sugiura, Tetsuya Shimamura

Proceedings of the International Symposium on Intelligent Signal Processing and Communication Systems, 2016

Speech envelope estimation and voiceless consonant restoration for artificial bandwidth extension of narrow band speech.

Shun Asawa, Yosuke Sugiura, Tetsuya Shimamura

Proceedings of the International Symposium on Intelligent Signal Processing and Communication Systems, 2016

A new PTS method for OFDM signals without side information based on constellation reshaping.

Hongxiang Chu, Tetsuya Shimamura

Proceedings of the 2016 Annual Conference on Information Science and Systems, 2016

Narrowband interference suppression with symbol interleaving for UWB communication systems.

Eisaku Ogawa, Yosuke Sugiura, Tetsuya Shimamura

Proceedings of the 2016 IEEE Asia Pacific Conference on Circuits and Systems, 2016

Optimized three scores combination for image quality assessment.

Kei Ishiyama, Yosuke Sugiura, Tetsuya Shimamura

Proceedings of the 2016 IEEE Asia Pacific Conference on Circuits and Systems, 2016

2015

Blind SVD-based audio watermarking using entropy and log-polar transformation.

Pranab Kumar Dhar, Tetsuya Shimamura

J. Inf. Secur. Appl., 2015

PAPR reduction of OFDM through pilot shifting.

Md. Sakir Hossain, Tetsuya Shimamura

Proceedings of the 26th IEEE Annual International Symposium on Personal, 2015

Utilization of exponentiated amplitude spectrum for speech enhancement in highly noisy environments.

Emiko Abe, Tetsuya Shimamura

Proceedings of the IEEE 58th International Midwest Symposium on Circuits and Systems, 2015

Speech enhancement with zero replacement signal at low SNR.

Yu Iwai, Tetsuya Shimamura

Proceedings of the 2015 International Symposium on Intelligent Signal Processing and Communication Systems, 2015

2014

Audio watermarking in transform domain based on singular value decomposition and Cartesian-polar transformation.

Pranab Kumar Dhar, Tetsuya Shimamura

Int. J. Speech Technol., 2014

Noise Spectrum Estimation Based on SNR Discrepancy for Speech Enhancement.

Atanu Saha, Tetsuya Shimamura

IEICE Trans. Inf. Syst., 2014

Audio Watermarking Based on Eigenvalue Decomposition.

Pranab Kumar Dhar, Tetsuya Shimamura

IEICE Trans. Fundam. Electron. Commun. Comput. Sci., 2014

A blind LWT-based audio watermarking using fast Walsh Hadamard transform and singular value decomposition.

Pranab Kumar Dhar, Tetsuya Shimamura

Proceedings of the IEEE International Symposium on Circuits and Systemss, 2014

Improved packets loss concealment in speech coding by data hiding.

Nadir Benamirouche, Bachir Boudraa, Tetsuya Shimamura, Pranab Kumar Dhar

Proceedings of the 2014 1st International Conference on Advanced Technologies for Signal and Image Processing (ATSIP), 2014

Linear prediction analysis of crosscorrelation sequence for voiced speech.

Liqing Liu, Tetsuya Shimamura

Proceedings of the Asia-Pacific Signal and Information Processing Association Annual Summit and Conference, 2014

Packet loss concealment for VoIP based on Pitch Waveform Replication and Linear Predictive Coding.

Masahiro Toyoshima, Tetsuya Shimamura

Proceedings of the 2014 IEEE Asia Pacific Conference on Circuits and Systems, 2014

Formant frequency estimation with windowless autocorrelation in the presence of noise.

Yu Iwai, Tetsuya Shimamura

Proceedings of the 2014 IEEE Asia Pacific Conference on Circuits and Systems, 2014

2013

Entropy-based audio watermarking using singular value decomposition and log-polar transformation.

Pranab Kumar Dhar, Tetsuya Shimamura

Proceedings of the IEEE 56th International Midwest Symposium on Circuits and Systems, 2013

AR-model-based data extension to improve the Performance of MUSIC.

Tetsuya Shimamura, Takeshi Yokose

Proceedings of the International Symposium on Intelligent Signal Processing and Communication Systems, 2013

Constellation folding for sub-optimum maximum-likelihood method in blind modulation detection.

Kenta Honma, Tetsuya Shimamura

Proceedings of the International Symposium on Intelligent Signal Processing and Communication Systems, 2013

A study on amplitude variation of bone conducted speech compared to air conducted speech.

M. Shahidur Rahman, Tetsuya Shimamura

Proceedings of the Asia-Pacific Signal and Information Processing Association Annual Summit and Conference, 2013

2012

An audio watermarking scheme using discrete fourier transformation and singular value decomposition.

Pranab Kumar Dhar, Tetsuya Shimamura

Proceedings of the 35th International Conference on Telecommunications and Signal Processing, 2012

Fast wiener filter-based denoising for fine details and edges preservation in the blind condition.

Sari Suhaila, Tetsuya Shimamura

Proceedings of the 55th IEEE International Midwest Symposium on Circuits and Systems, 2012

Consonant behavior of bone conducted speech in Japanese.

Tatsuya Kato, Tetsuya Shimamura

Proceedings of the International Symposium on Intelligent Signal Processing and Communications Systems, 2012

A modified IPNLMS algorithm using system sparseness.

Genki Hirano, Tetsuya Shimamura

Proceedings of the International Symposium on Intelligent Signal Processing and Communications Systems, 2012

Speech Enhancement With Bivariate Gamma Model.

Atanu Saha, Tetsuya Shimamura

Proceedings of the INTERSPEECH 2012, 2012

Pink noise whitening method for pitch synchronous LPC analysis.

Liqing Liu, Tetsuya Shimamura

Proceedings of the Asia-Pacific Signal and Information Processing Association Annual Summit and Conference, 2012

Audio watermarking in transform domain based on singular value decomposition and quantization.

Pranab Kumar Dhar, Tetsuya Shimamura

Proceedings of the 18th Asia-Pacific Conference on Communications, 2012

2011

Exponentiated enhancement for fundamental frequency extraction of noisy speech.

Masatoshi Narita, Tetsuya Shimamura

Proceedings of the 2011 IEEE International Symposium on Signal Processing and Information Technology, 2011

A blind image deconvolution method based on noise variance estimation and blur type reorganization.

Chong Yi, Tetsuya Shimamura

Proceedings of the International Symposium on Intelligent Signal Processing and Communications Systems, 2011

Speech Enhancement Using Masking Properties in Adverse Environments.

Atanu Saha, Tetsuya Shimamura

Proceedings of the INTERSPEECH 2011, 2011

2010

Time-varying channel estimation using amplitude-division based parallel NLMS technique.

Rubaiyat Yasmin, Tetsuya Shimamura

Proceedings of the IEEE 6th International Conference on Wireless and Mobile Computing, 2010

Tracking by nonuniform amplitude division based LMS algorithm for time varying channels.

Rubaiyat Yasmin, Tetsuya Shimamura

Proceedings of the International Symposium on Circuits and Systems (ISCAS 2010), May 30, 2010

Autocorrelation and double autocorrelation based spectral representations for a noisy word recognition system.

Tetsuya Shimamura, Ngoc Dinh Nguyen

Proceedings of the INTERSPEECH 2010, 2010

Pitch determination using autocorrelation function in spectral domain.

M. Shahidur Rahman, Tetsuya Shimamura

Proceedings of the INTERSPEECH 2010, 2010

Pitch characteristics of bone conducted speech.

M. Shahidur Rahman, Tetsuya Shimamura

Proceedings of the 18th European Signal Processing Conference, 2010

2009

Blind Channel Equalization with Amplitude Banded Godard and Sato Algorithms.

Muhammad Lutfor Rahman Khan, Mohammed H. Wondimagegnehu, Tetsuya Shimamura

J. Commun., 2009

Equalization of Time-Variant Communications Channels via Adaptive AR Prefiltering.

Tetsuya Shimamura

Proceedings of the CSIE 2009, 2009 WRI World Congress on Computer Science and Information Engineering, March 31, 2009

2008

High pitch source isolation using complex cepstrum in the autocorrelation domain.

Bisrat Derebssa, Tetsuya Shimamura

Proceedings of the IEEE Asia Pacific Conference on Circuits and Systems, 2008

An efficient and effective variable step size NLMS algorithm.

Hideki Takekawa, Tetsuya Shimamura, Shihab Jimaa

Proceedings of the 42nd Asilomar Conference on Signals, Systems and Computers, 2008

2007

Identification of ARMA Speech Models Using an Effective Representation of Voice Source.

M. Shahidur Rahman, Tetsuya Shimamura

IEICE Trans. Inf. Syst., 2007

Linear Prediction Using Refined Autocorrelation Function.

M. Shahidur Rahman, Tetsuya Shimamura

EURASIP J. Audio Speech Music. Process., 2007

Equalization with amplitude banded LMS adaptation for stationary channels.

Tetsuya Shimamura

Proceedings of the Signal and Image Processing (SIP 2007), 2007

2006

Coefficients - Delay Simultaneous Adaptation Scheme for Linear Equalization of Nonminimum Phase Channels.

Yusuke Tsuda, Jonah Gamba, Tetsuya Shimamura

IEICE Trans. Fundam. Electron. Commun. Comput. Sci., 2006

Speech Analysis Based on Modeling the Effective Voice Source.

M. Shahidur Rahman, Tetsuya Shimamura

IEICE Trans. Inf. Syst., 2006

Pitch determination using aligned AMDF.

M. Shahidur Rahman, Hirobumi Tanaka, Tetsuya Shimamura

Proceedings of the INTERSPEECH 2006, 2006

A harsh noise assesment measure for spectral subtraction.

Kohei Yamashita, Tetsuya Shimamura

Proceedings of the 14th European Signal Processing Conference, 2006

2005

Correction to "Nonstationary Noise Estimation Using Low-Frequency Regions for Spectral Subtraction".

Kohei Yamashita, Tetsuya Shimamura

IEEE Signal Process. Lett., 2005

Nonstationary noise estimation using low-frequency regions for spectral subtraction.

Kohei Yamashita, Tetsuya Shimamura

IEEE Signal Process. Lett., 2005

Time Delay Interpolation by System Response Coefficient Ratios.

Jonah Gamba, Tetsuya Shimamura

IEEE Signal Process. Lett., 2005

Equalizer-Aided Time Delay Tracking Based on <i>L</i>₁-Normed Finite Differences.

Jonah Gamba, Tetsuya Shimamura

IEICE Trans. Fundam. Electron. Commun. Comput. Sci., 2005

Spectrum Estimation by Noise-Compensated Data Extrapolation.

Jonah Gamba, Tetsuya Shimamura

IEICE Trans. Fundam. Electron. Commun. Comput. Sci., 2005

Linear prediction using homomorphic deconvolution in the autocorrelation domain.

M. Shahidur Rahman, Tetsuya Shimamura

Proceedings of the International Symposium on Circuits and Systems (ISCAS 2005), 2005

Restoration from image degraded by white noise based on iterative spectral subtraction method.

Tetsuya Kobayashi, Tetsuya Shimamura, Tetsuo Hosoya, Yoshitake Takahashi

Proceedings of the International Symposium on Circuits and Systems (ISCAS 2005), 2005

Quality improvement of bone-conducted speech.

Tetsuya Shimamura, Takeshi Tomikura

Proceedings of the 2005 European Conference on Circuit Theory and Design, 2005

2004

A New Method of Noise Variance Estimation from Low-Order Yule-Walker Equations.

Jonah Gamba, Tetsuya Shimamura

IEICE Trans. Fundam. Electron. Commun. Comput. Sci., 2004

An adaptive Butler-Cantoni based time delay estimation (ABCTDE) method IIR whitening filtering approach.

Jonah Gamba, Yusuke Tsuda, Tetsuya Shimamura

Proceedings of the 2004 International Symposium on Circuits and Systems, 2004

Reconstruction filter design for bone-conducted speech.

Toshiki Tamiya, Tetsuya Shimamura

Proceedings of the INTERSPEECH 2004, 2004

Nonlinear predictive analysis of speech by iterative approach.

Hirobumi Tanaka, Tetsuya Shimamura

Proceedings of the 2004 12th European Signal Processing Conference, 2004

2002

Noise Estimation Using High Frequency Regions for Spectral Subtraction.

Junpei Yamauchi, Tetsuya Shimamura

IEICE Trans. Fundam. Electron. Commun. Comput. Sci., 2002

An improved NLMS algorithm for channel equalization.

Yusuke Tsuda, Tetsuya Shimamura

Proceedings of the 2002 International Symposium on Circuits and Systems, 2002

Extraction of fundamental frequency of speech based on exponentiated band-limited spectrum.

Hiroshi Takagi, Tetsuya Shimamura

Proceedings of the IEEE International Conference on Acoustics, 2002

2001

Weighted autocorrelation for pitch extraction of noisy speech.

Tetsuya Shimamura, Hajime Kobayashi

IEEE Trans. Speech Audio Process., 2001

Nonuniform amplitude division for ABLMS equalisation.

Tetsuya Shimamura

Proceedings of the 2001 International Symposium on Circuits and Systems, 2001

2000

A weighted autocorrelation method for pitch extraction of noisy speech.

Hajime Kobayashi, Tetsuya Shimamura

Proceedings of the IEEE International Conference on Acoustics, 2000

1999

An improvement of LPC based on noise reduction using pitch synchronous addition.

Yoshinobu Kuroiwa, Tetsuya Shimamura

Proceedings of the 1999 International Symposium on Circuits and Systems, ISCAS 1999, Orlando, Florida, USA, May 30, 1999

Adaptive nonlinear prediction based on order statistics for speech signals.

Tetsuya Shimamura, Haruko Hayakawa

Proceedings of the Sixth European Conference on Speech Communication and Technology, 1999

1998

ABRLS algorithm for time variant channel equalisation.

Tetsuya Shimamura, Colin F. N. Cowan

Proceedings of the 9th European Signal Processing Conference, 1998

1997

Equalisation of time-variant communications channels via channel estimation based approaches.

Tetsuya Shimamura, Shahram Semnani, Colin F. N. Cowan

Signal Process., 1997

Equalisation of time variant multipath channels using amplitude banded techniques.

Tetsuya Shimamura, Colin F. N. Cowan

Proceedings of the 1997 IEEE International Conference on Acoustics, 1997

1996

Equalisation of time variant communications channels: channel estimation based approaches.

Tetsuya Shimamura, Shahram Semnani, Colin F. N. Cowan

Proceedings of the 1996 IEEE International Conference on Acoustics, 1996

Robust method of measurement of fundamental frequency by ACLOS: autocorrelation of log spectrum.

Nobuyuki Kunieda, Tetsuya Shimamura, Jouji Suzuki

Proceedings of the 1996 IEEE International Conference on Acoustics, 1996

Performance of an adaptive Kalman equaliser on time variant multipath channels.

Tetsuya Shimamura, Colin F. N. Cowan

Proceedings of the 8th European Signal Processing Conference, 1996

1994

Convergence Properties of Analytic Signal-Based Gradient Adaptive Lattice Filter.

Tetsuya Shimamura, Jouji Suzuki

Proceedings of the 1994 IEEE International Symposium on Circuits and Systems, ISCAS 1994, London, England, UK, May 30, 1994

Possibility of speech synthesis by common voice source.

Satoshi Yumoto, Jouji Suzuki, Tetsuya Shimamura

Proceedings of the 3rd International Conference on Spoken Language Processing, 1994

Characteristics of mispronunciation and hesitation in Japanese tongue twister.

Hidenori Usuki, Jouji Suzuki, Tetsuya Shimamura

Proceedings of the 3rd International Conference on Spoken Language Processing, 1994

Reduction of noise level by SPAD (speech processing system by use of auto-difference function).

Nobuyuki Kunieda, Tetsuya Shimamura, Jouji Suzuki, Hiroyuki Yashima

Proceedings of the 3rd International Conference on Spoken Language Processing, 1994

1993

An AR prefiltering approach to adaptive equalization.

Tetsuya Shimamura, Katsuko Itou, Hiroyuki Yashima, Jouji Suzuki

Proceedings of the 1993 IEEE International Symposium on Circuits and Systems, 1993

1992

Characteristics of voice picked up from outer skin of larynx.

Tomo-o Morohashi, Tetsuya Shimamura, Hiroyuki Yashima, Jouji Suzuki

Proceedings of the Second International Conference on Spoken Language Processing, 1992

1990

Least squares adaptive equalizer using analytic signals.

Tetsuya Shimamura, Sho Takahashi

Proceedings of the 1990 International Conference on Acoustics, 1990