Tomohiro Nakatani

According to our database1, Tomohiro Nakatani authored at least 282 papers between 1994 and 2022.

Collaborative distances:
  • Dijkstra number2 of four.
  • Erdős number3 of four.

Timeline

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Bibliography

2022
Switching Independent Vector Analysis and its Extension to Blind and Spatially Guided Convolutional Beamforming Algorithms.
IEEE ACM Trans. Audio Speech Lang. Process., 2022

Mask-based Neural Beamforming for Moving Speakers with Self-Attention-based Tracking.
CoRR, 2022

Listen only to me! How well can target speech extraction handle false alarms?
CoRR, 2022

Subjective intelligibility of speech sounds enhanced by ideal ratio mask via crowdsourced remote experiments with effective data screening.
CoRR, 2022

2021
Block Coordinate Descent Algorithms for Auxiliary-Function-Based Independent Vector Extraction.
IEEE Trans. Signal Process., 2021

A Joint Diagonalization Based Efficient Approach to Underdetermined Blind Audio Source Separation Using the Multichannel Wiener Filter.
IEEE ACM Trans. Audio Speech Lang. Process., 2021

Independent Vector Extraction for Fast Joint Blind Source Separation and Dereverberation.
IEEE Signal Process. Lett., 2021

Blind Signal Dereverberation Based on Mixture of Weighted Prediction Error Models.
IEEE Signal Process. Lett., 2021

Online Speech Dereverberation Using Mixture of Multichannel Linear Prediction Models.
IEEE Signal Process. Lett., 2021

Far-Field Automatic Speech Recognition.
Proc. IEEE, 2021

Switching Independent Vector Analysis and Its Extension to Blind and Spatially Guided Convolutional Beamforming Algorithm.
CoRR, 2021

Independent Vector Extraction for Joint Blind Source Separation and Dereverberation.
CoRR, 2021

Integration of Variational Autoencoder and Spatial Clustering for Adaptive Multi-Channel Neural Speech Separation.
Proceedings of the IEEE Spoken Language Technology Workshop, 2021

Multimodal Attention Fusion for Target Speaker Extraction.
Proceedings of the IEEE Spoken Language Technology Workshop, 2021

Comparison of Remote Experiments Using Crowdsourcing and Laboratory Experiments on Speech Intelligibility.
Proceedings of the Interspeech 2021, 22nd Annual Conference of the International Speech Communication Association, Brno, Czechia, 30 August, 2021

PILOT: Introducing Transformers for Probabilistic Sound Event Localization.
Proceedings of the Interspeech 2021, 22nd Annual Conference of the International Speech Communication Association, Brno, Czechia, 30 August, 2021

End-to-End Dereverberation, Beamforming, and Speech Recognition with Improved Numerical Stability and Advanced Frontend.
Proceedings of the IEEE International Conference on Acoustics, 2021

Data Fusion for Audiovisual Speaker Localization: Extending Dynamic Stream Weights to the Spatial Domain.
Proceedings of the IEEE International Conference on Acoustics, 2021

Low Latency Online Blind Source Separation Based on Joint Optimization with Blind Dereverberation.
Proceedings of the IEEE International Conference on Acoustics, 2021

Neural Network-Based Virtual Microphone Estimator.
Proceedings of the IEEE International Conference on Acoustics, 2021

Blind and Neural Network-Guided Convolutional Beamformer for Joint Denoising, Dereverberation, and Source Separation.
Proceedings of the IEEE International Conference on Acoustics, 2021

Speaker Activity Driven Neural Speech Extraction.
Proceedings of the IEEE International Conference on Acoustics, 2021

Convolutive Transfer Function Invariant SDR Training Criteria for Multi-Channel Reverberant Speech Separation.
Proceedings of the IEEE International Conference on Acoustics, 2021

Low Latency Online Source Separation and Noise Reduction Based on Joint Optimization with Dereverberation.
Proceedings of the 29th European Signal Processing Conference, 2021

Independent Deeply Learned Tensor Analysis for Determined Audio Source Separation.
Proceedings of the 29th European Signal Processing Conference, 2021

Switching Convolutional Beamformer.
Proceedings of the 29th European Signal Processing Conference, 2021

2020
Jointly Optimal Denoising, Dereverberation, and Source Separation.
IEEE ACM Trans. Audio Speech Lang. Process., 2020

GEDI: Gammachirp envelope distortion index for predicting intelligibility of enhanced speech.
Speech Commun., 2020

Convolutive Transfer Function Invariant SDR training criteria for Multi-Channel Reverberant Speech Separation.
CoRR, 2020

Cognitive-Driven Convolutional Beamforming Using EEG-Based Auditory Attention Decoding.
Proceedings of the 30th IEEE International Workshop on Machine Learning for Signal Processing, 2020

Multi-Talker ASR for an Unknown Number of Sources: Joint Training of Source Counting, Separation and ASR.
Proceedings of the Interspeech 2020, 2020

Computationally Efficient and Versatile Framework for Joint Optimization of Blind Speech Separation and Dereverberation.
Proceedings of the Interspeech 2020, 2020

Multi-Path RNN for Hierarchical Modeling of Long Sequential Data and its Application to Speaker Stream Separation.
Proceedings of the Interspeech 2020, 2020

Predicting Intelligibility of Enhanced Speech Using Posteriors Derived from DNN-Based ASR System.
Proceedings of the Interspeech 2020, 2020

A Dynamic Stream Weight Backprop Kalman Filter for Audiovisual Speaker Tracking.
Proceedings of the 2020 IEEE International Conference on Acoustics, 2020

Beam-TasNet: Time-domain Audio Separation Network Meets Frequency-domain Beamformer.
Proceedings of the 2020 IEEE International Conference on Acoustics, 2020

End-to-End Training of Time Domain Audio Separation and Recognition.
Proceedings of the 2020 IEEE International Conference on Acoustics, 2020

DNN-supported Mask-based Convolutional Beamforming for Simultaneous Denoising, Dereverberation, and Source Separation.
Proceedings of the 2020 IEEE International Conference on Acoustics, 2020

Convergence-Guaranteed Independent Positive Semidefinite Tensor Analysis Based on Student's T Distribution.
Proceedings of the 2020 IEEE International Conference on Acoustics, 2020

Improving Noise Robust Automatic Speech Recognition with Single-Channel Time-Domain Enhancement Network.
Proceedings of the 2020 IEEE International Conference on Acoustics, 2020

Tackling Real Noisy Reverberant Meetings with All-Neural Source Separation, Counting, and Diarization System.
Proceedings of the 2020 IEEE International Conference on Acoustics, 2020

Overdetermined Independent Vector Analysis.
Proceedings of the 2020 IEEE International Conference on Acoustics, 2020

Improving Speaker Discrimination of Target Speech Extraction With Time-Domain Speakerbeam.
Proceedings of the 2020 IEEE International Conference on Acoustics, 2020

Jointly Optimal Dereverberation and Beamforming.
Proceedings of the 2020 IEEE International Conference on Acoustics, 2020

Exploiting Attention-based Sequence-to-Sequence Architectures for Sound Event Localization.
Proceedings of the 28th European Signal Processing Conference, 2020

Experimental Analysis of EM and MU Algorithms for Optimizing Full-rank Spatial Covariance Model.
Proceedings of the 28th European Signal Processing Conference, 2020

2019
Speech Processing for Digital Home Assistants: Combining signal processing with deep-learning techniques.
IEEE Signal Process. Mag., 2019

A Unified Convolutional Beamformer for Simultaneous Denoising and Dereverberation.
IEEE Signal Process. Lett., 2019

SpeakerBeam: Speaker Aware Neural Network for Target Speaker Extraction in Speech Mixtures.
IEEE J. Sel. Top. Signal Process., 2019

Feature Based Domain Adaptation for Neural Network Language Models with Factorised Hidden Layers.
IEICE Trans. Inf. Syst., 2019

Simultaneous Denoising, Dereverberation, and Source Separation Using a Unified Convolutional Beamformer.
Proceedings of the 2019 IEEE Workshop on Applications of Signal Processing to Audio and Acoustics, 2019

Independent Low-Rank Matrix Analysis with Decorrelation Learning.
Proceedings of the 2019 IEEE Workshop on Applications of Signal Processing to Audio and Acoustics, 2019

Improved Deep Duel Model for Rescoring N-Best Speech Recognition List Using Backward LSTMLM and Ensemble Encoders.
Proceedings of the Interspeech 2019, 2019

Multimodal SpeakerBeam: Single Channel Target Speech Extraction with Audio-Visual Speaker Clues.
Proceedings of the Interspeech 2019, 2019

Simultaneous Denoising and Dereverberation for Low-Latency Applications Using Frame-by-Frame Online Unified Convolutional Beamformer.
Proceedings of the Interspeech 2019, 2019

Improving Transformer-Based End-to-End Speech Recognition with Connectionist Temporal Classification and Language Model Integration.
Proceedings of the Interspeech 2019, 2019

End-to-End SpeakerBeam for Single Channel Target Speech Recognition.
Proceedings of the Interspeech 2019, 2019

Predicting Speech Intelligibility of Enhanced Speech Using Phone Accuracy of DNN-Based ASR System.
Proceedings of the Interspeech 2019, 2019

ILP-based Compressive Speech Summarization with Content Word Coverage Maximization and Its Oracle Performance Analysis.
Proceedings of the IEEE International Conference on Acoustics, 2019

A Unified Framework for Neural Speech Separation and Extraction.
Proceedings of the IEEE International Conference on Acoustics, 2019

All-neural Online Source Separation, Counting, and Diarization for Meeting Analysis.
Proceedings of the IEEE International Conference on Acoustics, 2019

Mask-based MVDR Beamformer for Noisy Multisource Environments: Introduction of Time-varying Spatial Covariance Model.
Proceedings of the IEEE International Conference on Acoustics, 2019

Semi-supervised End-to-end Speech Recognition Using Text-to-speech and Autoencoders.
Proceedings of the IEEE International Conference on Acoustics, 2019

FastMNMF: Joint Diagonalization Based Accelerated Algorithms for Multichannel Nonnegative Matrix Factorization.
Proceedings of the IEEE International Conference on Acoustics, 2019

Joint Optimization of Neural Network-based WPE Dereverberation and Acoustic Model for Robust Online ASR.
Proceedings of the IEEE International Conference on Acoustics, 2019

A Unified Framework for Feature-based Domain Adaptation of Neural Network Language Models.
Proceedings of the IEEE International Conference on Acoustics, 2019

Compact Network for Speakerbeam Target Speaker Extraction.
Proceedings of the IEEE International Conference on Acoustics, 2019

Computational Acceleration and Smart Initialization of Full-RANK Spatial Covariance Analysis.
Proceedings of the 27th European Signal Processing Conference, 2019

Maximum likelihood convolutional beamformer for simultaneous denoising and dereverberation.
Proceedings of the 27th European Signal Processing Conference, 2019

A Unifying Framework for Blind Source Separation Based on A Joint Diagonalizability Constraint.
Proceedings of the 27th European Signal Processing Conference, 2019

2018
Context Adaptive Neural Network Based Acoustic Models for Rapid Adaptation.
IEEE ACM Trans. Audio Speech Lang. Process., 2018

Distortionless Beamforming Optimized With ℓ<sub>1</sub>-Norm Minimization.
IEEE Signal Process. Lett., 2018

FastFCA: A Joint Diagonalization Based Fast Algorithm for Audio Source Separation Using A Full-Rank Spatial Covariance Model.
CoRR, 2018

Online Integration of DNN-Based and Spatial Clustering-Based Mask Estimation for Robust MVDR Beamforming.
Proceedings of the 16th International Workshop on Acoustic Signal Enhancement, 2018

Fastfca-As: Joint Diagonalization Based Acceleration of Full-Rank Spatial Covariance Analysis for Separating any Number of Sources.
Proceedings of the 16th International Workshop on Acoustic Signal Enhancement, 2018

Frame-Online DNN-WPE Dereverberation.
Proceedings of the 16th International Workshop on Acoustic Signal Enhancement, 2018

Multi-resolution Gammachirp Envelope Distortion Index for Intelligibility Prediction of Noisy Speech.
Proceedings of the Interspeech 2018, 2018

Integrating Neural Network Based Beamforming and Weighted Prediction Error Dereverberation.
Proceedings of the Interspeech 2018, 2018

Auxiliary Feature Based Adaptation of End-to-end ASR Systems.
Proceedings of the Interspeech 2018, 2018

Optimization of Speaker-Aware Multichannel Speech Extraction with ASR Criterion.
Proceedings of the 2018 IEEE International Conference on Acoustics, 2018

Rescoring N-Best Speech Recognition List Based on One-on-One Hypothesis Comparison Using Encoder-Classifier Model.
Proceedings of the 2018 IEEE International Conference on Acoustics, 2018

Listening to Each Speaker One by One with Recurrent Selective Hearing Networks.
Proceedings of the 2018 IEEE International Conference on Acoustics, 2018

Sequence Training of Encoder-Decoder Model Using Policy Gradient for End-to-End Speech Recognition.
Proceedings of the 2018 IEEE International Conference on Acoustics, 2018

Maximum-Likelihood Online Speaker Diarization in Noisy Meetings Based on Categorical Mixture Model and Probabilistic Spatial Dictionary.
Proceedings of the 2018 IEEE International Conference on Acoustics, 2018

Frame-by-Frame Closed-Form Update for Mask-Based Adaptive MVDR Beamforming.
Proceedings of the 2018 IEEE International Conference on Acoustics, 2018

Dual Frequency- and Block-Permutation Alignment for Deep Learning Based Block-Online Blind Source Separation.
Proceedings of the 2018 IEEE International Conference on Acoustics, 2018

Single Channel Target Speaker Extraction and Recognition with Speaker Beam.
Proceedings of the 2018 IEEE International Conference on Acoustics, 2018

Permutation-Free Cgmm: Complex Gaussian Mixture Model with Inverse Wishart Mixture Model Based Spatial Prior for Permutation-Free Source Separation and Source Counting.
Proceedings of the 2018 IEEE International Conference on Acoustics, 2018

Multiplicative Updates and Joint Diagonalization Based Acceleration for Under-Determined BSS Using a Full-Rank Spatial Covariance Model.
Proceedings of the 2018 IEEE Global Conference on Signal and Information Processing, 2018

Noisy cGMM: Complex Gaussian Mixture Model with Non-Sparse Noise Model for Joint Source Separation and Denoising.
Proceedings of the 26th European Signal Processing Conference, 2018

FastFCA: Joint Diagonalization Based Acceleration of Audio Source Separation Using a Full-Rank Spatial Covariance Model.
Proceedings of the 26th European Signal Processing Conference, 2018

Feature-Based Learning Hidden Unit Contributions for Domain Adaptation of RNN-LMs.
Proceedings of the Asia-Pacific Signal and Information Processing Association Annual Summit and Conference, 2018

Factorised Hidden Layer Based Domain Adaptation for Recurrent Neural Network Language Models.
Proceedings of the Asia-Pacific Signal and Information Processing Association Annual Summit and Conference, 2018

2017
Online MVDR Beamformer Based on Complex Gaussian Mixture Model With Spatial Prior for Noise Robust ASR.
IEEE ACM Trans. Audio Speech Lang. Process., 2017

Integration of Spatial Cue-Based Noise Reduction and Speech Model-Based Source Restoration for Real Time Speech Enhancement.
IEICE Trans. Fundam. Electron. Commun. Comput. Sci., 2017

Speaker-Aware Neural Network Based Beamformer for Speaker Extraction in Speech Mixtures.
Proceedings of the Interspeech 2017, 2017

Predicting Speech Intelligibility Using a Gammachirp Envelope Distortion Index Based on the Signal-to-Distortion Ratio.
Proceedings of the Interspeech 2017, 2017

Uncertainty Decoding with Adaptive Sampling for Noise Robust DNN-Based Acoustic Modeling.
Proceedings of the Interspeech 2017, 2017

Unfolded Deep Recurrent Convolutional Neural Network with Jump Ahead Connections for Acoustic Modeling.
Proceedings of the Interspeech 2017, 2017

Improved Example-Based Speech Enhancement by Using Deep Neural Network Acoustic Model for Noise Robust Example Search.
Proceedings of the Interspeech 2017, 2017

Neural Network-Based Spectrum Estimation for Online WPE Dereverberation.
Proceedings of the Interspeech 2017, 2017

Forward-Backward Convolutional LSTM for Acoustic Modeling.
Proceedings of the Interspeech 2017, 2017

Deep Clustering-Based Beamforming for Separation with Unknown Number of Sources.
Proceedings of the Interspeech 2017, 2017

Feedback connection for deep neural network-based acoustic modeling.
Proceedings of the 2017 IEEE International Conference on Acoustics, 2017

Cumulative moving averaged bottleneck speaker vectors for online speaker adaptation of CNN-based acoustic models.
Proceedings of the 2017 IEEE International Conference on Acoustics, 2017

Integrating DNN-based and spatial clustering-based mask estimation for robust MVDR beamforming.
Proceedings of the 2017 IEEE International Conference on Acoustics, 2017

Deep mixture density network for statistical model-based feature enhancement.
Proceedings of the 2017 IEEE International Conference on Acoustics, 2017

Probabilistic spatial dictionary based online adaptive beamforming for meeting recognition in noisy and reverberant environments.
Proceedings of the 2017 IEEE International Conference on Acoustics, 2017

Online environmental adaptation of CNN-based acoustic models using spatial diffuseness features.
Proceedings of the 2017 IEEE International Conference on Acoustics, 2017

Unsupervised utterance-wise beamformer estimation with speech recognition-level criterion.
Proceedings of the 2017 IEEE International Conference on Acoustics, 2017

Online meeting recognition in noisy environments with time-frequency mask based MVDR beamforming.
Proceedings of the Hands-free Speech Communications and Microphone Arrays, 2017

Data-driven and physical model-based designs of probabilistic spatial dictionary for online meeting diarization and adaptive beamforming.
Proceedings of the 25th European Signal Processing Conference, 2017

Learning speaker representation for neural network based multichannel speaker extraction.
Proceedings of the 2017 IEEE Automatic Speech Recognition and Understanding Workshop, 2017

Adversarial training for data-driven speech enhancement without parallel corpus.
Proceedings of the 2017 IEEE Automatic Speech Recognition and Understanding Workshop, 2017

Exploiting imbalanced textual and acoustic data for training prosodically-enhanced RNNLMs.
Proceedings of the 2017 Asia-Pacific Signal and Information Processing Association Annual Summit and Conference, 2017

The REVERB Challenge: A Benchmark Task for Reverberation-Robust ASR Techniques.
Proceedings of the New Era for Robust Speech Recognition, Exploiting Deep Learning., 2017

Multichannel Speech Enhancement Approaches to DNN-Based Far-Field Speech Recognition.
Proceedings of the New Era for Robust Speech Recognition, Exploiting Deep Learning., 2017

2016
A summary of the REVERB challenge: state-of-the-art and remaining challenges in reverberant speech processing research.
EURASIP J. Adv. Signal Process., 2016

Differenced maximum mutual information criterion for robust unsupervised acoustic model adaptation.
Comput. Speech Lang., 2016

Sparseness-based multichannel nonnegative matrix factorization for blind source separation.
Proceedings of the IEEE International Workshop on Acoustic Signal Enhancement, 2016

Modeling audio directional statistics using a probabilistic spatial dictionary for speaker diarization in real meetings.
Proceedings of the IEEE International Workshop on Acoustic Signal Enhancement, 2016

Speech Intelligibility Prediction Based on the Envelope Power Spectrum Model with the Dynamic Compressive Gammachirp Auditory Filterbank.
Proceedings of the Interspeech 2016, 2016

Factorized Linear Input Network for Acoustic Model Adaptation in Noisy Conditions.
Proceedings of the Interspeech 2016, 2016

Robust Example Search Using Bottleneck Features for Example-Based Speech Enhancement.
Proceedings of the Interspeech 2016, 2016

Optimization of Speech Enhancement Front-End with Speech Recognition-Level Criterion.
Proceedings of the Interspeech 2016, 2016

Context Adaptive Neural Network for Rapid Adaptation of Deep CNN Based Acoustic Models.
Proceedings of the Interspeech 2016, 2016

Noise robust speech recognition using recent developments in neural networks for computer vision.
Proceedings of the 2016 IEEE International Conference on Acoustics, 2016

A generative-discriminative hybrid approach to multi-channel noise reduction for robust automatic speech recognition.
Proceedings of the 2016 IEEE International Conference on Acoustics, 2016

Real-time integration of statistical model-based speech enhancement with unsupervised noise PSD estimation using microphone array.
Proceedings of the 2016 IEEE International Conference on Acoustics, 2016

Modeling audio directional statistics using a complex bingham mixture model for blind source extraction from diffuse noise.
Proceedings of the 2016 IEEE International Conference on Acoustics, 2016

Robust MVDR beamforming using time-frequency masks for online/offline ASR in noise.
Proceedings of the 2016 IEEE International Conference on Acoustics, 2016

Multi-pass feature enhancement based on generative-discriminative hybrid approach for noise robust speech recognition.
Proceedings of the 2016 IEEE International Conference on Acoustics, 2016

Context adaptive deep neural networks for fast acoustic model adaptation in noisy conditions.
Proceedings of the 2016 IEEE International Conference on Acoustics, 2016

Spatial correlation model based observation vector clustering and MVDR beamforming for meeting recognition.
Proceedings of the 2016 IEEE International Conference on Acoustics, 2016

Reverberation-robust underdetermined source separation with non-negative tensor double deconvolution.
Proceedings of the 24th European Signal Processing Conference, 2016

Complex angular central Gaussian mixture model for directional statistics in mask-based microphone array signal processing.
Proceedings of the 24th European Signal Processing Conference, 2016

2015
Blind Suppression of Nonstationary Diffuse Acoustic Noise Based on Spatial Covariance Matrix Decomposition.
J. Signal Process. Syst., 2015

Acoustic Event Detection in Speech Overlapping Scenarios Based on High-Resolution Spectral Input and Deep Learning.
IEICE Trans. Inf. Syst., 2015

Strategies for distant speech recognitionin reverberant environments.
EURASIP J. Adv. Signal Process., 2015

Exploiting spectro-temporal locality in deep learning based acoustic event detection.
EURASIP J. Audio Speech Music. Process., 2015

Robust i-vector extraction for neural network adaptation in noisy environment.
Proceedings of the INTERSPEECH 2015, 2015

Text-informed speech enhancement with deep neural networks.
Proceedings of the INTERSPEECH 2015, 2015

Feature extraction strategies in deep learning based acoustic event detection.
Proceedings of the INTERSPEECH 2015, 2015

Far-field speech recognition using CNN-DNN-HMM with convolution in time.
Proceedings of the 2015 IEEE International Conference on Acoustics, 2015

Modeling inter-node acoustic dependencies with Restricted Boltzmann Machine for distributed microphone array based BSS.
Proceedings of the 2015 IEEE International Conference on Acoustics, 2015

Feature enhancement based on generative-discriminative hybrid approach with gmms and DNNS for noise robust speech recognition.
Proceedings of the 2015 IEEE International Conference on Acoustics, 2015

Context adaptive deep neural networks for fast acoustic model adaptation.
Proceedings of the 2015 IEEE International Conference on Acoustics, 2015

Exploring multi-channel features for denoising-autoencoder-based speech enhancement.
Proceedings of the 2015 IEEE International Conference on Acoustics, 2015

Permutation-free clustering of relative transfer function features for blind source separation.
Proceedings of the 23rd European Signal Processing Conference, 2015

The NTT CHiME-3 system: Advances in speech enhancement and recognition for mobile multi-microphone devices.
Proceedings of the 2015 IEEE Workshop on Automatic Speech Recognition and Understanding, 2015

2014
Location Feature Integration for Clustering-Based Speech Separation in Distributed Microphone Arrays.
IEEE ACM Trans. Audio Speech Lang. Process., 2014

Relaxed disjointness based clustering for joint blind source separation and dereverberation.
Proceedings of the 14th International Workshop on Acoustic Signal Enhancement, 2014

Fast segment search for corpus-based speech enhancement based on speech recognition technology.
Proceedings of the IEEE International Conference on Acoustics, 2014

Probabilistic integration of diffuse noise suppression and dereverberation.
Proceedings of the IEEE International Conference on Acoustics, 2014

Unsupervised non-parametric Bayesian modeling of non-stationary noise for model-based noise suppression.
Proceedings of the IEEE International Conference on Acoustics, 2014

Spectrogram patch based acoustic event detection and classification in speech overlapping conditions.
Proceedings of the 4th Joint Workshop on Hands-free Speech Communication and Microphone Arrays, 2014

Defeating reverberation: Advanced dereverberation and recognition techniques for hands-free speech recognition.
Proceedings of the 2014 IEEE Global Conference on Signal and Information Processing, 2014

2013
Noise Model Transfer: Novel Approach to Robustness Against Nonstationary Noise.
IEEE Trans. Speech Audio Process., 2013

A Multichannel MMSE-Based Framework for Speech Source Separation and Noise Reduction.
IEEE Trans. Speech Audio Process., 2013

Dominance Based Integration of Spatial and Spectral Features for Speech Enhancement.
IEEE ACM Trans. Audio Speech Lang. Process., 2013

Cluster-based dynamic variance adaptation for interconnecting speech enhancement pre-processor and speech recognizer.
Comput. Speech Lang., 2013

Speech recognition in living rooms: Integrated speech enhancement and recognition system based on spatial, spectral and temporal modeling of sounds.
Comput. Speech Lang., 2013

The reverb challenge: Acommon evaluation framework for dereverberation and recognition of reverberant speech.
Proceedings of the IEEE Workshop on Applications of Signal Processing to Audio and Acoustics, 2013

Source number estimation based on clustering of speech activity sequences for microphone array processing.
Proceedings of the IEEE International Workshop on Machine Learning for Signal Processing, 2013

Microphone-location dependent mask estimation for BSS using spatially distributed asynchronous microphones.
Proceedings of the International Symposium on Intelligent Signal Processing and Communication Systems, 2013

On the robustness of distributed EM based BSS in asynchronous distributed microphone array scenarios.
Proceedings of the INTERSPEECH 2013, 2013

Conditional emission densities for combining speech enhancement and recognition systems.
Proceedings of the INTERSPEECH 2013, 2013

Blind source separation using spatially distributed microphones based on microphone-location dependent source activities.
Proceedings of the INTERSPEECH 2013, 2013

Model-based noise suppression using unsupervised estimation of hidden Markov model for non-stationary noise.
Proceedings of the INTERSPEECH 2013, 2013

Is speech enhancement pre-processing still relevant when using deep neural networks for acoustic modeling?
Proceedings of the INTERSPEECH 2013, 2013

Formulation of the REMOS concept from an uncertainty decoding perspective.
Proceedings of the 18th International Conference on Digital Signal Processing, 2013

Noise model transfer using affine transformation with application to large vocabulary reverberant speech recognition.
Proceedings of the IEEE International Conference on Acoustics, 2013

An integration of source location cues for speech clustering in distributed microphone arrays.
Proceedings of the IEEE International Conference on Acoustics, 2013

Coupling beamforming with spatial and spectral feature based spectral enhancement and its application to meeting recognition.
Proceedings of the IEEE International Conference on Acoustics, 2013

Permutation-free convolutive blind source separation via full-band clustering based on frequency-independent source presence priors.
Proceedings of the IEEE International Conference on Acoustics, 2013

Unsupervised discriminative adaptation using differenced maximum mutual information based linear regression.
Proceedings of the IEEE International Conference on Acoustics, 2013

Dereverberation for reverberation-robust microphone arrays.
Proceedings of the 21st European Signal Processing Conference, 2013

2012
Generalization of Multi-Channel Linear Prediction Methods for Blind MIMO Impulse Response Shortening.
IEEE Trans. Speech Audio Process., 2012

Probabilistic Speaker Diarization With Bag-of-Words Representations of Speaker Angle Information.
IEEE Trans. Speech Audio Process., 2012

Low-Latency Real-Time Meeting Recognition and Understanding Using Distant Microphones and Omni-Directional Camera.
IEEE Trans. Speech Audio Process., 2012

Making Machines Understand Us in Reverberant Rooms: Robustness Against Reverberation for Automatic Speech Recognition.
IEEE Signal Process. Mag., 2012

Noise Power Spectral Density Tracking: A Maximum Likelihood Perspective.
IEEE Signal Process. Lett., 2012

Frame-wise model re-estimation method based on Gaussian pruning with weight normalization for noise robust voice activity detection.
Speech Commun., 2012

Distributed microphone array processing for speech source separation with classifier fusion.
Proceedings of the IEEE International Workshop on Machine Learning for Signal Processing, 2012

Dynamic variance adaptation using differenced maximum mutual information.
Proceedings of the 2012 Symposium on Machine Learning in Speech and Language Processing, 2012

Example-based speech enhancement with joint utilization of spatial, spectral & temporal cues of speech and noise.
Proceedings of the INTERSPEECH 2012, 2012

Time-varying residual noise feature model estimation for multi-microphone speech recognition.
Proceedings of the 2012 IEEE International Conference on Acoustics, 2012

A multichannel MMSE-based framework for joint blind source separation and noise reduction.
Proceedings of the 2012 IEEE International Conference on Acoustics, 2012

LogMax observation model with MFCC-based spectral prior for reduction of highly nonstationary ambient noise.
Proceedings of the 2012 IEEE International Conference on Acoustics, 2012

New analytical update rule for TDOA inference for underdetermined BSS in noisy environments.
Proceedings of the 2012 IEEE International Conference on Acoustics, 2012

Introduction of speech log-spectral priors into dereverberation based on Itakura-Saito distance minimization.
Proceedings of the 2012 IEEE International Conference on Acoustics, 2012

Noise suppression with unsupervised joint speaker adaptation and noise mixture model estimation.
Proceedings of the 2012 IEEE International Conference on Acoustics, 2012

Discriminative feature transforms using differenced maximum mutual information.
Proceedings of the 2012 IEEE International Conference on Acoustics, 2012

Sparse vector factorization for underdetermined BSS using wrapped-phase GMM and source log-spectral prior.
Proceedings of the 2012 IEEE International Conference on Acoustics, 2012

Survey on approaches to speech recognition in reverberant environments.
Proceedings of the Asia-Pacific Signal and Information Processing Association Annual Summit and Conference, 2012

New analytical calculation and estimation of TDOA for underdetermined BSS in noisy environments.
Proceedings of the Asia-Pacific Signal and Information Processing Association Annual Summit and Conference, 2012

2011
Blind Separation and Dereverberation of Speech Mixtures by Joint Optimization.
IEEE Trans. Speech Audio Process., 2011

A Multichannel Feature-Based Processing for Robust Speech Recognition.
Proceedings of the INTERSPEECH 2011, 2011

Reduction of Highly Nonstationary Ambient Noise by Integrating Spectral and Locational Characteristics of Speech and Noise for Robust ASR.
Proceedings of the INTERSPEECH 2011, 2011

Single Channel Dereverberation Using Example-Based Speech Enhancement with Uncertainty Decoding Technique.
Proceedings of the INTERSPEECH 2011, 2011

A Robust Estimation Method of Noise Mixture Model for Noise Suppression.
Proceedings of the INTERSPEECH 2011, 2011

Speech enhancement based on log spectral envelope model and harmonicity-derived spectral mask, and its coupling with feature compensation.
Proceedings of the IEEE International Conference on Acoustics, 2011

Joint unsupervised learning of hidden Markov source models and source location models for multichannel source separation.
Proceedings of the IEEE International Conference on Acoustics, 2011

Non-stationary noise estimation method based on bias-residual component decomposition for robust speech recognition.
Proceedings of the IEEE International Conference on Acoustics, 2011

Hybrid approach for multichannel source separation combining time-frequency mask with multi-channel Wiener filter.
Proceedings of the IEEE International Conference on Acoustics, 2011

Variance Compensation for Recognition of Reverberant Speech with Dereverberation Preprocessing.
Proceedings of the Robust Speech Recognition of Uncertain or Missing Data, 2011

2010
Speech Dereverberation Based on Variance-Normalized Delayed Linear Prediction.
IEEE Trans. Speech Audio Process., 2010

Introduction to the Special Issue on Processing Reverberant Speech: Methodologies and Applications.
IEEE Trans. Speech Audio Process., 2010

Noise robust voice activity detection based on periodic to aperiodic component ratio.
Speech Commun., 2010

Real-time meeting recognition and understanding using distant microphones and omni-directional camera.
Proceedings of the 2010 IEEE Spoken Language Technology Workshop, 2010

Cepstral smoothing of separated signals for underdetermined speech separation.
Proceedings of the International Symposium on Circuits and Systems (ISCAS 2010), May 30, 2010

Multichannel source separation based on source location cue with log-spectral shaping by hidden Markov source model.
Proceedings of the INTERSPEECH 2010, 2010

Voice activity detection using frame-wise model re-estimation method based on Gaussian pruning with weight normalization.
Proceedings of the INTERSPEECH 2010, 2010

Noisy speech enhancement based on prior knowledge about spectral envelope and harmonic structure.
Proceedings of the IEEE International Conference on Acoustics, 2010

Music dereverberation using harmonic structure source model and Wiener filter.
Proceedings of the IEEE International Conference on Acoustics, 2010

Single channel source separation based on sparse source observation model with harmonic constraint.
Proceedings of the IEEE International Conference on Acoustics, 2010

Blind upmix of stereo music signals using multi-step linear prediction based reverberation extraction.
Proceedings of the IEEE International Conference on Acoustics, 2010

Simultaneous clustering of mixing and spectral model parameters for blind sparse source separation.
Proceedings of the IEEE International Conference on Acoustics, 2010

Inverse Filtering for Speech Dereverberation Without the Use of Room Acoustics Information.
Proceedings of the Speech Dereverberation., 2010

2009
Integrated Speech Enhancement Method Using Noise Suppression and Dereverberation.
IEEE Trans. Speech Audio Process., 2009

Suppression of Late Reverberation Effect on Speech Signal Using Long-Term Multiple-step Linear Prediction.
IEEE Trans. Speech Audio Process., 2009

Static and Dynamic Variance Compensation for Recognition of Reverberant Speech With Dereverberation Preprocessing.
IEEE Trans. Speech Audio Process., 2009

Development of Japanese infant speech database from longitudinal recordings.
Speech Commun., 2009

Statistical models for speech dereverberation.
Proceedings of the IEEE Workshop on Applications of Signal Processing to Audio and Acoustics, 2009

A probabilistic speaker clustering for DOA-based diarization.
Proceedings of the IEEE Workshop on Applications of Signal Processing to Audio and Acoustics, 2009

A study of mutual front-end processing method based on statistical model for noise robust speech recognition.
Proceedings of the INTERSPEECH 2009, 2009

Stereo Source Separation and Source Counting with MAP Estimation with Dirichlet Prior Considering Spatial Aliasing Problem.
Proceedings of the Independent Component Analysis and Signal Separation, 2009

A speaker diarization method based on the probabilistic fusion of audio-visual location information.
Proceedings of the 11th International Conference on Multimodal Interfaces, 2009

Adaptive dereverberation of speech signals with speaker-position change detection.
Proceedings of the IEEE International Conference on Acoustics, 2009

Real-time speech enhancement in noisy reverberant multi-talker environments based on a location-independent room acoustics model.
Proceedings of the IEEE International Conference on Acoustics, 2009

Robust speech dereverberation based on non-negativity and sparse nature of speech spectrograms.
Proceedings of the IEEE International Conference on Acoustics, 2009

Blind sparse source separation for unknown number of sources using Gaussian mixture model fitting with Dirichlet prior.
Proceedings of the IEEE International Conference on Acoustics, 2009

Fast algorithm for conditional separation and dereverberation.
Proceedings of the 17th European Signal Processing Conference, 2009

2008
Speech Dereverberation Based on Maximum-Likelihood Estimation With Time-Varying Gaussian Source Model.
IEEE Trans. Speech Audio Process., 2008

A method for fundamental frequency estimation and voicing decision: Application to infant utterances recorded in real acoustical environments.
Speech Commun., 2008

Missing feature speech recognition in a meeting situation with maximum SNR beamforming.
Proceedings of the International Symposium on Circuits and Systems (ISCAS 2008), 2008

Study of integration of statistical model-based voice activity detection and noise suppression.
Proceedings of the INTERSPEECH 2008, 2008

Maximum likelihood approach to speech enhancement for noisy reverberant signals.
Proceedings of the IEEE International Conference on Acoustics, 2008

Blind speech dereverberation with multi-channel linear prediction based on short time fourier transform representation.
Proceedings of the IEEE International Conference on Acoustics, 2008

A voice activity detection based on the adaptive integration of multiple speech features and a signal decision scheme.
Proceedings of the IEEE International Conference on Acoustics, 2008

Combined static and dynamic variance adaptation for efficient interconnection of speech enhancement pre-processor with speech recognizer.
Proceedings of the IEEE International Conference on Acoustics, 2008

An integrated method for blind separation and dereverberation of convolutive audio mixtures.
Proceedings of the 2008 16th European Signal Processing Conference, 2008

2007
Harmonicity-Based Blind Dereverberation for Single-Channel Speech Signals.
IEEE Trans. Speech Audio Process., 2007

Robust blind dereverberation of speech signals based on characteristics of short-time speech segments.
Proceedings of the International Symposium on Circuits and Systems (ISCAS 2007), 2007

Joint Source-Channel Modeling and Estimation for Speech Dereverberation.
Proceedings of the International Symposium on Circuits and Systems (ISCAS 2007), 2007

Multi-step linear prediction based speech dereverberation in noisy reverberant environment.
Proceedings of the INTERSPEECH 2007, 2007

Noise robust front-end processing with voice activity detection based on periodic to aperiodic component ratio.
Proceedings of the INTERSPEECH 2007, 2007

Two-Microphone Voice Activity Detection Based on the Homogeneity of the Direction of Arrival Estimates.
Proceedings of the IEEE International Conference on Acoustics, 2007

Study on Speech Dereverberation with Autocorrelation Codebook.
Proceedings of the IEEE International Conference on Acoustics, 2007

2006
A feature extraction method using subband based periodicity and aperiodicity decomposition with noise robust frontend processing for automatic speech recognition.
Speech Commun., 2006

Blind dereverberation of monaural speech signals based on harmonic structure.
Systems and Computers in Japan, 2006

Study of noise robust voice activity detection based on periodic component to aperiodic component ratio.
Proceedings of the ISCA Tutorial and Research Workshop on Statistical and Perceptual Audition, 2006

Speech Dereverberation Based on Probabilistic Models of Source and Room Acoustics.
Proceedings of the 2006 IEEE International Conference on Acoustics Speech and Signal Processing, 2006

Spectral Subtraction Steered by Multi-Step Forward Linear Prediction For Single Channel Speech Dereverberation.
Proceedings of the 2006 IEEE International Conference on Acoustics Speech and Signal Processing, 2006

2005
Harmonicity Based Dereverberation for Improving Automatic Speech Recognition Performance and Speech Intelligibility.
IEICE Trans. Fundam. Electron. Commun. Comput. Sci., 2005

Efficient blind dereverberation framework for automatic speech recognition.
Proceedings of the INTERSPEECH 2005, 2005

Fast Estimation of a Precise Dereverberation Filter based on Speech Harmonicity.
Proceedings of the 2005 IEEE International Conference on Acoustics, 2005

Speech Signal Analysis with Exponential Autoregressive Model.
Proceedings of the 2005 IEEE International Conference on Acoustics, 2005

2004
Automatic Sound-Imitation Word Recognition from Environmental Sounds Focusing on Ambiguity Problem in Determining Phonemes.
Proceedings of the PRICAI 2004: Trends in Artificial Intelligence, 2004

Harmonicity based blind dereverberation with time warping.
Proceedings of the ISCA Tutorial and Research Workshop on Statistical and Perceptual Audio Processing, 2004

Harmonicity based monaural speech dereverberation with time warping and F0 adaptive window.
Proceedings of the INTERSPEECH 2004, 2004

Improving automatic speech recognition performance and speech inteligibility with harmonicity based dereverberation.
Proceedings of the INTERSPEECH 2004, 2004

Improvement in robustness of speech feature extraction method using sub-band based periodicity and aperiodicity decomposition.
Proceedings of the INTERSPEECH 2004, 2004

Disambiguation in determining phonemes of sound-imitation words for environmental sound recognition.
Proceedings of the INTERSPEECH 2004, 2004

Developmental changes in voiced-segment ratio for Japanese infants and parents.
Proceedings of the INTERSPEECH 2004, 2004

2003
One Microphone Blind Dereverberation Based on Quasi-periodicity of Speech Signals.
Proceedings of the Advances in Neural Information Processing Systems 16 [Neural Information Processing Systems, 2003

Glottal closure instant synchronous sinusoidal model for high quality speech analysis/synthesis.
Proceedings of the 8th European Conference on Speech Communication and Technology, EUROSPEECH 2003, 2003

Dominance spectrum based v/UV classification and f_0 estimation.
Proceedings of the 8th European Conference on Speech Communication and Technology, EUROSPEECH 2003, 2003

Blind dereverberation of single channel speech signal based on harmonic structure.
Proceedings of the 2003 IEEE International Conference on Acoustics, 2003

2002
Robust fundamental frequency estimation against background noise and spectral distortion.
Proceedings of the 7th International Conference on Spoken Language Processing, ICSLP2002, 2002

Evaluation of a speech recognition / generation method based on HMM and straight.
Proceedings of the 7th International Conference on Spoken Language Processing, ICSLP2002, 2002

1999
Listening to two simultaneous speeches.
Speech Commun., 1999

Harmonic sound stream segregation using localization and its application to speech stream segregation.
Speech Commun., 1999

1998
Sound Ontology for Computational Auditory Scence Analysis.
Proceedings of the Fifteenth National Conference on Artificial Intelligence and Tenth Innovative Applications of Artificial Intelligence Conference, 1998

1997
Understanding Three Simultaneous Speeches.
Proceedings of the Fifteenth International Joint Conference on Artificial Intelligence, 1997

1996
A new speech enhancement: speech stream segregation.
Proceedings of the 4th International Conference on Spoken Language Processing, 1996

Localization by harmonic structure and its application to harmonic sound stream segregation.
Proceedings of the 1996 IEEE International Conference on Acoustics, 1996

Interfacing Sound Stream Segregation to Automatic Speech Recognition - Preliminary Results on Listening to Several Sounds Simultaneously.
Proceedings of the Thirteenth National Conference on Artificial Intelligence and Eighth Innovative Applications of Artificial Intelligence Conference, 1996

1995
Residue-Driven Architecture for Computational Auditory Scene Analysis.
Proceedings of the Fourteenth International Joint Conference on Artificial Intelligence, 1995

A computational model of sound stream segregation with multi-agent paradigm.
Proceedings of the 1995 International Conference on Acoustics, 1995

1994
Unified architecture for auditory scene analysis and spoken language processing.
Proceedings of the 3rd International Conference on Spoken Language Processing, 1994

Auditory Stream Segregation in Auditory Scene Analysis with a Multi-Agent System.
Proceedings of the 12th National Conference on Artificial Intelligence, Seattle, WA, USA, July 31, 1994


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