Takafumi Moriya

According to our database, Takafumi Moriya authored at least 60 papers between 2015 and 2024.

Collaborative distances:

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

2024

Guided Speaker Embedding.

Shota Horiguchi, Takafumi Moriya, Atsushi Ando, Takanori Ashihara, Hiroshi Sato, Naohiro Tawara, Marc Delcroix

CoRR, 2024

Boosting Hybrid Autoregressive Transducer-based ASR with Internal Acoustic Model Training and Dual Blank Thresholding.

Takafumi Moriya, Takanori Ashihara, Masato Mimura, Hiroshi Sato, Kohei Matsuura, Ryo Masumura, Taichi Asami

CoRR, 2024

Alignment-Free Training for Transducer-based Multi-Talker ASR.

Takafumi Moriya, Shota Horiguchi, Marc Delcroix, Ryo Masumura, Takanori Ashihara, Hiroshi Sato, Kohei Matsuura, Masato Mimura

CoRR, 2024

Sentence-wise Speech Summarization: Task, Datasets, and End-to-End Modeling with LM Knowledge Distillation.

Kohei Matsuura, Takanori Ashihara, Takafumi Moriya, Masato Mimura, Takatomo Kano, Atsunori Ogawa, Marc Delcroix

CoRR, 2024

SpeakerBeam-SS: Real-time Target Speaker Extraction with Lightweight Conv-TasNet and State Space Modeling.

Hiroshi Sato, Takafumi Moriya, Masato Mimura, Shota Horiguchi, Tsubasa Ochiai, Takanori Ashihara, Atsushi Ando, Kentaro Shinayama, Marc Delcroix

CoRR, 2024

Applying LLMs for Rescoring N-best ASR Hypotheses of Casual Conversations: Effects of Domain Adaptation and Context Carry-over.

Atsunori Ogawa, Naoyuki Kamo, Kohei Matsuura, Takanori Ashihara, Takafumi Moriya, Takatomo Kano, Naohiro Tawara, Marc Delcroix

CoRR, 2024

Factor-Conditioned Speaking-Style Captioning.

Atsushi Ando, Takafumi Moriya, Shota Horiguchi, Ryo Masumura

CoRR, 2024

Recursive Attentive Pooling For Extracting Speaker Embeddings From Multi-Speaker Recordings.

Shota Horiguchi, Atsushi Ando, Takafumi Moriya, Takanori Ashihara, Hiroshi Sato, Naohiro Tawara, Marc Delcroix

Proceedings of the IEEE Spoken Language Technology Workshop, 2024

Investigation of Speaker Representation for Target-Speaker Speech Processing.

Takanori Ashihara, Takafumi Moriya, Shota Horiguchi, Junyi Peng, Tsubasa Ochiai, Marc Delcroix, Kohei Matsuura, Hiroshi Sato

Proceedings of the IEEE Spoken Language Technology Workshop, 2024

Noise-Robust Zero-Shot Text-to-Speech Synthesis Conditioned on Self-Supervised Speech-Representation Model with Adapters.

Kenichi Fujita, Hiroshi Sato, Takanori Ashihara, Hiroki Kanagawa, Marc Delcroix, Takafumi Moriya, Yusuke Ijima

Proceedings of the IEEE International Conference on Acoustics, 2024

What Do Self-Supervised Speech and Speaker Models Learn? New Findings from a Cross Model Layer-Wise Analysis.

Takanori Ashihara, Marc Delcroix, Takafumi Moriya, Kohei Matsuura, Taichi Asami, Yusuke Ijima

Proceedings of the IEEE International Conference on Acoustics, 2024

2023

Streaming End-to-End Target-Speaker Automatic Speech Recognition and Activity Detection.

Takafumi Moriya, Hiroshi Sato, Tsubasa Ochiai, Marc Delcroix, Takahiro Shinozaki

IEEE Access, 2023

Downstream Task Agnostic Speech Enhancement with Self-Supervised Representation Loss.

Hiroshi Sato, Ryo Masumura, Tsubasa Ochiai, Marc Delcroix, Takafumi Moriya, Takanori Ashihara, Kentaro Shinayama, Saki Mizuno, Mana Ihori, Tomohiro Tanaka, Nobukatsu Hojo

Proceedings of the 24th Annual Conference of the International Speech Communication Association, 2023

Knowledge Distillation for Neural Transducer-based Target-Speaker ASR: Exploiting Parallel Mixture/Single-Talker Speech Data.

Takafumi Moriya, Hiroshi Sato, Tsubasa Ochiai, Marc Delcroix, Takanori Ashihara, Kohei Matsuura, Tomohiro Tanaka, Ryo Masumura, Atsunori Ogawa, Taichi Asami

Proceedings of the 24th Annual Conference of the International Speech Communication Association, 2023

Transfer Learning from Pre-trained Language Models Improves End-to-End Speech Summarization.

Kohei Matsuura, Takanori Ashihara, Takafumi Moriya, Tomohiro Tanaka, Takatomo Kano, Atsunori Ogawa, Marc Delcroix

Proceedings of the 24th Annual Conference of the International Speech Communication Association, 2023

End-to-End Joint Target and Non-Target Speakers ASR.

Ryo Masumura, Naoki Makishima, Taiga Yamane, Yoshihiko Yamazaki, Saki Mizuno, Mana Ihori, Mihiro Uchida, Keita Suzuki, Hiroshi Sato, Tomohiro Tanaka, Akihiko Takashima, Satoshi Suzuki, Takafumi Moriya, Nobukatsu Hojo, Atsushi Ando

Proceedings of the 24th Annual Conference of the International Speech Communication Association, 2023

VC-T: Streaming Voice Conversion Based on Neural Transducer.

Hiroki Kanagawa, Takafumi Moriya, Yusuke Ijima

Proceedings of the 24th Annual Conference of the International Speech Communication Association, 2023

SpeechGLUE: How Well Can Self-Supervised Speech Models Capture Linguistic Knowledge?

Takanori Ashihara, Takafumi Moriya, Kohei Matsuura, Tomohiro Tanaka, Yusuke Ijima, Taichi Asami, Marc Delcroix, Yukinori Honma

Proceedings of the 24th Annual Conference of the International Speech Communication Association, 2023

Leveraging Language Embeddings for Cross-Lingual Self-Supervised Speech Representation Learning.

Tomohiro Tanaka, Ryo Masumura, Mana Ihori, Hiroshi Sato, Taiga Yamane, Takanori Ashihara, Kohei Matsuura, Takafumi Moriya

Proceedings of the IEEE International Conference on Acoustics, 2023

Iterative Shallow Fusion of Backward Language Model for End-To-End Speech Recognition.

Atsunori Ogawa, Takafumi Moriya, Naoyuki Kamo, Naohiro Tawara, Marc Delcroix

Proceedings of the IEEE International Conference on Acoustics, 2023

Improving Scheduled Sampling for Neural Transducer-Based ASR.

Takafumi Moriya, Takanori Ashihara, Hiroshi Sato, Kohei Matsuura, Tomohiro Tanaka, Ryo Masumura

Proceedings of the IEEE International Conference on Acoustics, 2023

Leveraging Large Text Corpora For End-To-End Speech Summarization.

Kohei Matsuura, Takanori Ashihara, Takafumi Moriya, Tomohiro Tanaka, Atsunori Ogawa, Marc Delcroix, Ryo Masumura

Proceedings of the IEEE International Conference on Acoustics, 2023

Zero-Shot Text-to-Speech Synthesis Conditioned Using Self-Supervised Speech Representation Model.

Kenichi Fujita, Takanori Ashihara, Hiroki Kanagawa, Takafumi Moriya, Yusuke Ijima

Proceedings of the IEEE International Conference on Acoustics, 2023

Exploration of Language Dependency for Japanese Self-Supervised Speech Representation Models.

Takanori Ashihara, Takafumi Moriya, Kohei Matsuura, Tomohiro Tanaka

Proceedings of the IEEE International Conference on Acoustics, 2023

2022

On the Use of Modality-Specific Large-Scale Pre-Trained Encoders for Multimodal Sentiment Analysis.

Atsushi Ando, Ryo Masumura, Akihiko Takashima, Satoshi Suzuki, Naoki Makishima, Keita Suzuki, Takafumi Moriya, Takanori Ashihara, Hiroshi Sato

Proceedings of the IEEE Spoken Language Technology Workshop, 2022

Domain Adversarial Self-Supervised Speech Representation Learning for Improving Unknown Domain Downstream Tasks.

Tomohiro Tanaka, Ryo Masumura, Hiroshi Sato, Mana Ihori, Kohei Matsuura, Takanori Ashihara, Takafumi Moriya

Proceedings of the 23rd Annual Conference of the International Speech Communication Association, 2022

Strategies to Improve Robustness of Target Speech Extraction to Enrollment Variations.

Hiroshi Sato, Tsubasa Ochiai, Marc Delcroix, Keisuke Kinoshita, Takafumi Moriya, Naoki Makishima, Mana Ihori, Tomohiro Tanaka, Ryo Masumura

Proceedings of the 23rd Annual Conference of the International Speech Communication Association, 2022

Streaming Target-Speaker ASR with Neural Transducer.

Takafumi Moriya, Hiroshi Sato, Tsubasa Ochiai, Marc Delcroix, Takahiro Shinozaki

Proceedings of the 23rd Annual Conference of the International Speech Communication Association, 2022

End-to-End Joint Modeling of Conversation History-Dependent and Independent ASR Systems with Multi-History Training.

Ryo Masumura, Yoshihiro Yamazaki, Saki Mizuno, Naoki Makishima, Mana Ihori, Mihiro Uchida, Hiroshi Sato, Tomohiro Tanaka, Akihiko Takashima, Satoshi Suzuki, Shota Orihashi, Takafumi Moriya, Nobukatsu Hojo, Atsushi Ando

Proceedings of the 23rd Annual Conference of the International Speech Communication Association, 2022

Deep versus Wide: An Analysis of Student Architectures for Task-Agnostic Knowledge Distillation of Self-Supervised Speech Models.

Takanori Ashihara, Takafumi Moriya, Kohei Matsuura, Tomohiro Tanaka

Proceedings of the 23rd Annual Conference of the International Speech Communication Association, 2022

Learning to Enhance or Not: Neural Network-Based Switching of Enhanced and Observed Signals for Overlapping Speech Recognition.

Hiroshi Sato, Tsubasa Ochiai, Marc Delcroix, Keisuke Kinoshita, Naoyuki Kamo, Takafumi Moriya

Proceedings of the IEEE International Conference on Acoustics, 2022

Hybrid RNN-T/Attention-Based Streaming ASR with Triggered Chunkwise Attention and Dual Internal Language Model Integration.

Takafumi Moriya, Takanori Ashihara, Atsushi Ando, Hiroshi Sato, Tomohiro Tanaka, Kohei Matsuura, Ryo Masumura, Marc Delcroix, Takahiro Shinozaki

Proceedings of the IEEE International Conference on Acoustics, 2022

Customer Satisfaction Estimation Using Unsupervised Representation Learning with Multi-Format Prediction Loss.

Atsushi Ando, Yumiko Murata, Ryo Masumura, Satoshi Suzuki, Naoki Makishima, Takafumi Moriya, Takanori Ashihara, Hiroshi Sato

Proceedings of the IEEE International Conference on Acoustics, 2022

2021

Cross-Modal Transformer-Based Neural Correction Models for Automatic Speech Recognition.

Tomohiro Tanaka, Ryo Masumura, Mana Ihori, Akihiko Takashima, Takafumi Moriya, Takanori Ashihara, Shota Orihashi, Naoki Makishima

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

Should We Always Separate?: Switching Between Enhanced and Observed Signals for Overlapping Speech Recognition.

Hiroshi Sato, Tsubasa Ochiai, Marc Delcroix, Keisuke Kinoshita, Takafumi Moriya, Naoyuki Kamo

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

Streaming End-to-End Speech Recognition for Hybrid RNN-T/Attention Architecture.

Takafumi Moriya, Tomohiro Tanaka, Takanori Ashihara, Tsubasa Ochiai, Hiroshi Sato, Atsushi Ando, Ryo Masumura, Marc Delcroix, Taichi Asami

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

Investigating the Impact of Spectral and Temporal Degradation on End-to-End Automatic Speech Recognition Performance.

Takanori Ashihara, Takafumi Moriya, Makio Kashino

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

Simpleflat: A Simple Whole-Network Pre-Training Approach for RNN Transducer-Based End-to-End Speech Recognition.

Takafumi Moriya, Takanori Ashihara, Tomohiro Tanaka, Tsubasa Ochiai, Hiroshi Sato, Atsushi Ando, Yusuke Ijima, Ryo Masumura, Yusuke Shinohara

Proceedings of the IEEE International Conference on Acoustics, 2021

Speech Emotion Recognition Based on Listener Adaptive Models.

Atsushi Ando, Ryo Masumura, Hiroshi Sato, Takafumi Moriya, Takanori Ashihara, Yusuke Ijima, Tomoki Toda

Proceedings of the IEEE International Conference on Acoustics, 2021

2020

Self-Distillation for Improving CTC-Transformer-Based ASR Systems.

Takafumi Moriya, Tsubasa Ochiai, Shigeki Karita, Hiroshi Sato, Tomohiro Tanaka, Takanori Ashihara, Ryo Masumura, Yusuke Shinohara, Marc Delcroix

Proceedings of the 21st Annual Conference of the International Speech Communication Association, 2020

Distilling Attention Weights for CTC-Based ASR Systems.

Takafumi Moriya, Hiroshi Sato, Tomohiro Tanaka, Takanori Ashihara, Ryo Masumura, Yusuke Shinohara

Proceedings of the 2020 IEEE International Conference on Acoustics, 2020

Sequence-Level Consistency Training for Semi-Supervised End-to-End Automatic Speech Recognition.

Ryo Masumura, Mana Ihori, Akihiko Takashima, Takafumi Moriya, Atsushi Ando, Yusuke Shinohara

Proceedings of the 2020 IEEE International Conference on Acoustics, 2020

2019

Evolution-Strategy-Based Automation of System Development for High-Performance Speech Recognition.

Takafumi Moriya, Tomohiro Tanaka, Takahiro Shinozaki, Shinji Watanabe, Kevin Duh

IEEE ACM Trans. Audio Speech Lang. Process., 2019

Does Speaking Training Application with Speech Recognition Motivate Junior High School Students in Actual Classroom? - A Case Study.

Satoshi Kobashikawa, Atushi Odakura, Takao Nakamura, Takeshi Mori, Kimitaka Endo, Takafumi Moriya, Ryo Masumura, Yushi Aono, Nobuaki Minematsu

Proceedings of the 8th ISCA International Workshop on Speech and Language Technology in Education, 2019

A Joint End-to-End and DNN-HMM Hybrid Automatic Speech Recognition System with Transferring Sharable Knowledge.

Tomohiro Tanaka, Ryo Masumura, Takafumi Moriya, Takanobu Oba, Yushi Aono

Proceedings of the 20th Annual Conference of the International Speech Communication Association, 2019

Joint Maximization Decoder with Neural Converters for Fully Neural Network-Based Japanese Speech Recognition.

Takafumi Moriya, Jian Wang, Tomohiro Tanaka, Ryo Masumura, Yusuke Shinohara, Yoshikazu Yamaguchi, Yushi Aono

Proceedings of the 20th Annual Conference of the International Speech Communication Association, 2019

End-to-End Automatic Speech Recognition with a Reconstruction Criterion Using Speech-to-Text and Text-to-Speech Encoder-Decoders.

Ryo Masumura, Hiroshi Sato, Tomohiro Tanaka, Takafumi Moriya, Yusuke Ijima, Takanobu Oba

Proceedings of the 20th Annual Conference of the International Speech Communication Association, 2019

Neural Whispered Speech Detection with Imbalanced Learning.

Takanori Ashihara, Yusuke Shinohara, Hiroshi Sato, Takafumi Moriya, Kiyoaki Matsui, Takaaki Fukutomi, Yoshikazu Yamaguchi, Yushi Aono

Proceedings of the 20th Annual Conference of the International Speech Communication Association, 2019

Large Context End-to-end Automatic Speech Recognition via Extension of Hierarchical Recurrent Encoder-decoder Models.

Ryo Masumura, Tomohiro Tanaka, Takafumi Moriya, Yusuke Shinohara, Takanobu Oba, Yushi Aono

Proceedings of the IEEE International Conference on Acoustics, 2019

Disfluency Detection Based on Speech-Aware Token-by-Token Sequence Labeling with BLSTM-CRFs and Attention Mechanisms.

Tomohiro Tanaka, Ryo Masumura, Takafumi Moriya, Takanobu Oba, Yushi Aono

Proceedings of the 2019 Asia-Pacific Signal and Information Processing Association Annual Summit and Conference, 2019

Revisiting Dynamic Adjustment of Language Model Scaling Factor for Automatic Speech Recognition.

Hiroshi Sato, Takafumi Moriya, Yusuke Shinohara, Ryo Masumura, Takaaki Fukutomi, Kiyoaki Matsui, Takanori Ashihara, Yoshikazu Yamaguchi, Yushi Aono

Proceedings of the 2019 Asia-Pacific Signal and Information Processing Association Annual Summit and Conference, 2019

2018

Efficient Building Strategy with Knowledge Distillation for Small-Footprint Acoustic Models.

Takafumi Moriya, Hiroki Kanagawa, Kiyoaki Matsui, Takaaki Fukutomi, Yusuke Shinohara, Yoshikazu Yamaguchi, Manabu Okamoto, Yushi Aono

Proceedings of the 2018 IEEE Spoken Language Technology Workshop, 2018

Automatic DNN Node Pruning Using Mixture Distribution-based Group Regularization.

Tsukasa Yoshida, Takafumi Moriya, Kazuho Watanabe, Yusuke Shinohara, Yoshikazu Yamaguchi, Yushi Aono

Proceedings of the 19th Annual Conference of the International Speech Communication Association, 2018

Encoder Transfer for Attention-based Acoustic-to-word Speech Recognition.

Sei Ueno, Takafumi Moriya, Masato Mimura, Shinsuke Sakai, Yusuke Shinohara, Yoshikazu Yamaguchi, Yushi Aono, Tatsuya Kawahara

Proceedings of the 19th Annual Conference of the International Speech Communication Association, 2018

Multi-task Learning with Augmentation Strategy for Acoustic-to-word Attention-based Encoder-decoder Speech Recognition.

Takafumi Moriya, Sei Ueno, Yusuke Shinohara, Marc Delcroix, Yoshikazu Yamaguchi, Yushi Aono

Proceedings of the 19th Annual Conference of the International Speech Communication Association, 2018

Neural Speech-to-Text Language Models for Rescoring Hypotheses of DNN-HMM Hybrid Automatic Speech Recognition Systems.

Tomohiro Tanaka, Ryo Masumura, Takafumi Moriya, Yushi Aono

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

Progressive Neural Network-based Knowledge Transfer in Acoustic Models.

Takafumi Moriya, Ryo Masumura, Taichi Asami, Yusuke Shinohara, Marc Delcroix, Yoshikazu Yamaguchi, Yushi Aono

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

Relevant Phonetic-aware Neural Acoustic Models using Native English and Japanese Speech for Japanese-English Automatic Speech Recognition.

Ryo Masumura, Suguru Kabashima, Takafumi Moriya, Satoshi Kobashikawa, Yoshikazu Yamaguchi, Yushi Aono

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

2016

Automated structure discovery and parameter tuning of neural network language model based on evolution strategy.

Tomohiro Tanaka, Takafumi Moriya, Takahiro Shinozaki, Shinji Watanabe, Takaaki Hori, Kevin Duh

Proceedings of the 2016 IEEE Spoken Language Technology Workshop, 2016

2015

Automation of system building for state-of-the-art large vocabulary speech recognition using evolution strategy.

Takafumi Moriya, Tomohiro Tanaka, Takahiro Shinozaki, Shinji Watanabe, Kevin Duh

Proceedings of the 2015 IEEE Workshop on Automatic Speech Recognition and Understanding, 2015