Kenji Nagamatsu

According to our database, Kenji Nagamatsu authored at least 42 papers between 1996 and 2021.

Collaborative distances:

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

2021

Team Hitachi @ AutoMin 2021: Reference-free Automatic Minuting Pipeline with Argument Structure Construction over Topic-based Summarization.

Atsuki Yamaguchi, Gaku Morio, Hiroaki Ozaki, Ken-ichi Yokote, Kenji Nagamatsu

CoRR, 2021

Emotional Speech Synthesis for Companion Robot to Imitate Professional Caregiver Speech.

Takeshi Homma, Qinghua Sun, Takuya Fujioka, Ryuta Takawaki, Eriko Ankyu, Kenji Nagamatsu, Daichi Sugawara, Etsuko T. Harada

CoRR, 2021

Online End-to-End Neural Diarization Handling Overlapping Speech and Flexible Numbers of Speakers.

Yawen Xue, Shota Horiguchi, Yusuke Fujita, Yuki Takashima, Shinji Watanabe, Paola García, Kenji Nagamatsu

CoRR, 2021

Online End-To-End Neural Diarization with Speaker-Tracing Buffer.

Yawen Xue, Shota Horiguchi, Yusuke Fujita, Shinji Watanabe, Paola García, Kenji Nagamatsu

Proceedings of the IEEE Spoken Language Technology Workshop, 2021

End-to-End Speaker Diarization Conditioned on Speech Activity and Overlap Detection.

Yuki Takashima, Yusuke Fujita, Shinji Watanabe, Shota Horiguchi, Paola García, Kenji Nagamatsu

Proceedings of the IEEE Spoken Language Technology Workshop, 2021

Block-Online Guided Source Separation.

Shota Horiguchi, Yusuke Fujita, Kenji Nagamatsu

Proceedings of the IEEE Spoken Language Technology Workshop, 2021

Online Streaming End-to-End Neural Diarization Handling Overlapping Speech and Flexible Numbers of Speakers.

Yawen Xue, Shota Horiguchi, Yusuke Fujita, Yuki Takashima, Shinji Watanabe, Leibny Paola García-Perera, Kenji Nagamatsu

Proceedings of the Interspeech 2021, 22nd Annual Conference of the International Speech Communication Association, Brno, Czechia, 30 August, 2021

Semi-Supervised Training with Pseudo-Labeling for End-To-End Neural Diarization.

Yuki Takashima, Yusuke Fujita, Shota Horiguchi, Shinji Watanabe, Leibny Paola García-Perera, Kenji Nagamatsu

Proceedings of the Interspeech 2021, 22nd Annual Conference of the International Speech Communication Association, Brno, Czechia, 30 August, 2021

Audio-Visual Speech Emotion Recognition by Disentangling Emotion and Identity Attributes.

Koichiro Ito, Takuya Fujioka, Qinghua Sun, Kenji Nagamatsu

Proceedings of the Interspeech 2021, 22nd Annual Conference of the International Speech Communication Association, Brno, Czechia, 30 August, 2021

Audio-Visual Speech Enhancement Method Conditioned in the Lip Motion and Speaker-Discriminative Embeddings.

Koichiro Ito, Masaaki Yamamoto, Kenji Nagamatsu

Proceedings of the IEEE International Conference on Acoustics, 2021

End-To-End Speaker Diarization as Post-Processing.

Shota Horiguchi, Paola García, Yusuke Fujita, Shinji Watanabe, Kenji Nagamatsu

Proceedings of the IEEE International Conference on Acoustics, 2021

2020

Building Multi lingual TTS using Cross Lingual Voice Conversion.

Qinghua Sun, Kenji Nagamatsu

CoRR, 2020

Online End-to-End Neural Diarization with Speaker-Tracing Buffer.

Yawen Xue, Shota Horiguchi, Yusuke Fujita, Shinji Watanabe, Kenji Nagamatsu

CoRR, 2020

Neural Speaker Diarization with Speaker-Wise Chain Rule.

Yusuke Fujita, Shinji Watanabe, Shota Horiguchi, Yawen Xue, Jing Shi, Kenji Nagamatsu

CoRR, 2020

End-to-End Neural Diarization: Reformulating Speaker Diarization as Simple Multi-label Classification.

Yusuke Fujita, Shinji Watanabe, Shota Horiguchi, Yawen Xue, Kenji Nagamatsu

CoRR, 2020

Delay Mitigation for Backchannel Prediction in Spoken Dialog System.

Amalia Istiqlali Adiba, Takeshi Homma, Dario Bertero, Takashi Sumiyoshi, Kenji Nagamatsu

Proceedings of the Conversational Dialogue Systems for the Next Decade, 2020

Utterance-Wise Meeting Transcription System Using Asynchronous Distributed Microphones.

Shota Horiguchi, Yusuke Fujita, Kenji Nagamatsu

Proceedings of the Interspeech 2020, 2020

End-to-End Speaker Diarization for an Unknown Number of Speakers with Encoder-Decoder Based Attractors.

Shota Horiguchi, Yusuke Fujita, Shinji Watanabe, Yawen Xue, Kenji Nagamatsu

Proceedings of the Interspeech 2020, 2020

Meta-Learning for Speech Emotion Recognition Considering Ambiguity of Emotion Labels.

Takuya Fujioka, Takeshi Homma, Kenji Nagamatsu

Proceedings of the Interspeech 2020, 2020

Anticipating the Start of User Interaction for Service Robot in the Wild.

Koichiro Ito, Quan Kong, Shota Horiguchi, Takashi Sumiyoshi, Kenji Nagamatsu

Proceedings of the 2020 IEEE International Conference on Robotics and Automation, 2020

2019

Addressing Ambiguity of Emotion Labels Through Meta-Learning.

Takuya Fujioka, Dario Bertero, Takeshi Homma, Kenji Nagamatsu

CoRR, 2019

Auxiliary Interference Speaker Loss for Target-Speaker Speech Recognition.

Naoyuki Kanda, Shota Horiguchi, Ryoichi Takashima, Yusuke Fujita, Kenji Nagamatsu, Shinji Watanabe

Proceedings of the Interspeech 2019, 2019

Guided Source Separation Meets a Strong ASR Backend: Hitachi/Paderborn University Joint Investigation for Dinner Party ASR.

Naoyuki Kanda, Christoph Böddeker, Jens Heitkaemper, Yusuke Fujita, Shota Horiguchi, Kenji Nagamatsu, Reinhold Haeb-Umbach

Proceedings of the Interspeech 2019, 2019

Multimodal Response Obligation Detection with Unsupervised Online Domain Adaptation.

Shota Horiguchi, Naoyuki Kanda, Kenji Nagamatsu

Proceedings of the Interspeech 2019, 2019

End-to-End Neural Speaker Diarization with Permutation-Free Objectives.

Yusuke Fujita, Naoyuki Kanda, Shota Horiguchi, Kenji Nagamatsu, Shinji Watanabe

Proceedings of the Interspeech 2019, 2019

Acoustic Modeling for Distant Multi-talker Speech Recognition with Single- and Multi-channel Branches.

Naoyuki Kanda, Yusuke Fujita, Shota Horiguchi, Rintaro Ikeshita, Kenji Nagamatsu, Shinji Watanabe

Proceedings of the IEEE International Conference on Acoustics, 2019

Simultaneous Speech Recognition and Speaker Diarization for Monaural Dialogue Recordings with Target-Speaker Acoustic Models.

Naoyuki Kanda, Shota Horiguchi, Yusuke Fujita, Yawen Xue, Kenji Nagamatsu, Shinji Watanabe

Proceedings of the IEEE Automatic Speech Recognition and Understanding Workshop, 2019

End-to-End Neural Speaker Diarization with Self-Attention.

Yusuke Fujita, Naoyuki Kanda, Shota Horiguchi, Yawen Xue, Kenji Nagamatsu, Shinji Watanabe

Proceedings of the IEEE Automatic Speech Recognition and Understanding Workshop, 2019

2018

Face-Voice Matching using Cross-modal Embeddings.

Shota Horiguchi, Naoyuki Kanda, Kenji Nagamatsu

Proceedings of the 2018 ACM Multimedia Conference on Multimedia Conference, 2018

Fast Multichannel Nonnegative Matrix Factorization with Constraints on Active Source Candidates.

Rintaro Ikeshita, Yohei Kawaguchi, Kenji Nagamatsu

Proceedings of the 16th International Workshop on Acoustic Signal Enhancement, 2018

Lattice-free State-level Minimum Bayes Risk Training of Acoustic Models.

Naoyuki Kanda, Yusuke Fujita, Kenji Nagamatsu

Proceedings of the Interspeech 2018, 2018

Sequence Distillation for Purely Sequence Trained Acoustic Models.

Naoyuki Kanda, Yusuke Fujita, Kenji Nagamatsu

Proceedings of the 2018 IEEE International Conference on Acoustics, 2018

2017

Local Gaussian model with source-set constraints in audio source separation.

Rintaro Ikeshita, Masahito Togami, Yohei Kawaguchi, Yusuke Fujita, Kenji Nagamatsu

Proceedings of the 27th IEEE International Workshop on Machine Learning for Signal Processing, 2017

Independent vector analysis with frequency range division and prior switching.

Rintaro Ikeshita, Yohei Kawaguchi, Masahito Togami, Yusuke Fujita, Kenji Nagamatsu

Proceedings of the 25th European Signal Processing Conference, 2017

Investigation of lattice-free maximum mutual information-based acoustic models with sequence-level Kullback-Leibler divergence.

Naoyuki Kanda, Yusuke Fujita, Kenji Nagamatsu

Proceedings of the 2017 IEEE Automatic Speech Recognition and Understanding Workshop, 2017

2013

Cycle time based multi-goal path optimization for redundant robotic systems.

Iacopo Gentilini, Kenji Nagamatsu, Kenji Shimada

Proceedings of the 2013 IEEE/RSJ International Conference on Intelligent Robots and Systems, 2013

2010

A Pre-Identification Method for Chinese Named Entity Recognition.

Hongjian Liu, Defeng Guo, Quan Zhou, Kenji Nagamatsu, Qinghua Sun

J. Softw., 2010

2009

Cascade Chinese Potential Name Recognition.

Hongjian Liu, Defeng Guo, Quan Zhou, Kenji Nagamatsu, Qinghua Sun

Proceedings of the International Forum on Information Technology and Applications, 2009

A Hybrid Method of Chinese Prosodic Word Tagging Based on Keyword Anchor and Hidden Markov Model.

Quan Zhou, Pan Deng, Hongjian Liu, Defeng Guo, Kenji Nagamatsu

Proceedings of the 2009 International Conference on Asian Language Processing, 2009

2006

Scalable Implementation Of Unit Selection Based Text-To-Speech System For Embedded Solutions.

Nobuo Nukaga, Ryota Kamoshida, Kenji Nagamatsu, Yoshinori Kitahara

Proceedings of the 2006 IEEE International Conference on Acoustics Speech and Signal Processing, 2006

2004

Unit selection using pitch synchronous cross correlation for Japanese concatenative speech synthesis.

Nobuo Nukaga, Ryota Kamoshida, Kenji Nagamatsu

Proceedings of the Fifth ISCA ITRW on Speech Synthesis, 2004

1996

Estimating Point-of-View-based Similarity Using POV Reinforcement and Similarity Propagation.

Kenji Nagamatsu, Hidehiko Tanaka

Proceedings of the 11th Pacific Asia Conference on Language, Information and Computation, 1996