Ryo Aihara

According to our database, Ryo Aihara authored at least 36 papers between 2012 and 2024.

Collaborative distances:

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

2024

Dysarthric Speech Recognition Using Pseudo-Labeling, Self-Supervised Feature Learning, and a Joint Multi-Task Learning Approach.

Ryoichi Takashima, Yuya Sawa, Ryo Aihara, Tetsuya Takiguchi, Yoshie Imai

IEEE Access, 2024

2022

Speaker-Targeted Audio-Visual Speech Recognition Using a Hybrid CTC/Attention Model with Interference Loss.

Ryota Tsunoda, Ryo Aihara, Ryoichi Takashima, Tetsuya Takiguchi, Yoshie Imai

Proceedings of the IEEE International Conference on Acoustics, 2022

2021

Unsupervised domain adaptation for lip reading based on cross-modal knowledge distillation.

Yuki Takashima, Ryoichi Takashima, Ryota Tsunoda, Ryo Aihara, Tetsuya Takiguchi, Yasuo Ariki, Nobuaki Motoyama

EURASIP J. Audio Speech Music. Process., 2021

2019

Teacher-student Deep Clustering for Low-delay Single Channel Speech Separation.

Ryo Aihara, Toshiyuki Hanazawa, Yohei Okato, Gordon Wichern, Jonathan Le Roux

Proceedings of the IEEE International Conference on Acoustics, 2019

2018

Reducing Computational Complexity of Multichannel Nonnegative Matrix Factorization Using Initial Value Setting for Speech Recognition.

Taiki Izumi, Ryo Aihara, Toshiyuki Hanazawa, Yohei Okato, Takanobu Uramoto, Shingo Uenohara, Ken'ichi Furuya

Proceedings of the Complex, Intelligent, and Software Intensive Systems, 2018

Multichannel NMF with Reduced Computational Complexity for Speech Recognition.

Taiki Izumi, Takanobu Uramoto, Shingo Uenohara, Ken'ichi Furuya, Ryo Aihara, Toshiyuki Hanazawa, Yohei Okato

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

2017

Visual-to-speech conversion based on maximum likelihood estimation.

Rina Ra, Ryo Aihara, Tetsuya Takiguchi, Yasuo Ariki

Proceedings of the Fifteenth IAPR International Conference on Machine Vision Applications, 2017

Phoneme-Discriminative Features for Dysarthric Speech Conversion.

Ryo Aihara, Tetsuya Takiguchi, Yasuo Ariki

Proceedings of the Interspeech 2017, 2017

2016

Multiple Non-Negative Matrix Factorization for Many-to-Many Voice Conversion.

Ryo Aihara, Tetsuya Takiguchi, Yasuo Ariki

IEEE ACM Trans. Audio Speech Lang. Process., 2016

Audio-Visual Speech Recognition Using Bimodal-Trained Bottleneck Features for a Person with Severe Hearing Loss.

Yuki Takashima, Ryo Aihara, Tetsuya Takiguchi, Yasuo Ariki, Nobuyuki Mitani, Kiyohiro Omori, Kaoru Nakazono

Proceedings of the Interspeech 2016, 2016

Parallel Dictionary Learning for Voice Conversion Using Discriminative Graph-Embedded Non-Negative Matrix Factorization.

Ryo Aihara, Tetsuya Takiguchi, Yasuo Ariki

Proceedings of the Interspeech 2016, 2016

Semi-non-negative matrix factorization using alternating direction method of multipliers for voice conversion.

Ryo Aihara, Tetsuya Takiguchi, Yasuo Ariki

Proceedings of the 2016 IEEE International Conference on Acoustics, 2016

Selection of an optimum random matrix using a genetic algorithm for acoustic feature extraction.

Yuichiro Kataoka, Toru Nakashika, Ryo Aihara, Tetsuya Takiguchi, Yasuo Ariki

Proceedings of the 15th IEEE/ACIS International Conference on Computer and Information Science, 2016

2015

Individuality-Preserving Voice Conversion for Articulation Disorders Using Phoneme-Categorized Exemplars.

Ryo Aihara, Tetsuya Takiguchi, Yasuo Ariki

ACM Trans. Access. Comput., 2015

Audio-Visual Speech Recognition Using Convolutive Bottleneck Networks for a Person with Severe Hearing Loss.

Yuki Takashima, Yasuhiro Kakihara, Ryo Aihara, Tetsuya Takiguchi, Yasuo Ariki, Nobuyuki Mitani, Kiyohiro Omori, Kaoru Nakazono

IPSJ Trans. Comput. Vis. Appl., 2015

Multimodal voice conversion based on non-negative matrix factorization.

Kenta Masaka, Ryo Aihara, Tetsuya Takiguchi, Yasuo Ariki

EURASIP J. Audio Speech Music. Process., 2015

Small-parallel exemplar-based voice conversion in noisy environments using affine non-negative matrix factorization.

Ryo Aihara, Takao Fujii, Toru Nakashika, Tetsuya Takiguchi, Yasuo Ariki

EURASIP J. Audio Speech Music. Process., 2015

Many-to-one voice conversion using exemplar-based sparse representation.

Ryo Aihara, Tetsuya Takiguchi, Yasuo Ariki

Proceedings of the 2015 IEEE Workshop on Applications of Signal Processing to Audio and Acoustics, 2015

Individuality-Preserving Spectrum Modification for Articulation Disorders Using Phone Selective Synthesis.

Reina Ueda, Ryo Aihara, Tetsuya Takiguchi, Yasuo Ariki

Proceedings of the 6th Workshop on Speech and Language Processing for Assistive Technologies, 2015

Many-to-many voice conversion based on multiple non-negative matrix factorization.

Ryo Aihara, Tetsuya Takiguchi, Yasuo Ariki

Proceedings of the INTERSPEECH 2015, 2015

Activity-mapping non-negative matrix factorization for exemplar-based voice conversion.

Ryo Aihara, Tetsuya Takiguchi, Yasuo Ariki

Proceedings of the 2015 IEEE International Conference on Acoustics, 2015

Noise-robust voice conversion using a small parallel data based on non-negative matrix factorization.

Ryo Aihara, Takao Fujii, Toru Nakashika, Tetsuya Takiguchi, Yasuo Ariki

Proceedings of the 23rd European Signal Processing Conference, 2015

2014

Noise-Robust Voice Conversion Based on Sparse Spectral Mapping Using Non-negative Matrix Factorization.

Ryo Aihara, Ryoichi Takashima, Tetsuya Takiguchi, Yasuo Ariki

IEICE Trans. Inf. Syst., 2014

A preliminary demonstration of exemplar-based voice conversion for articulation disorders using an individuality-preserving dictionary.

Ryo Aihara, Ryoichi Takashima, Tetsuya Takiguchi, Yasuo Ariki

EURASIP J. Audio Speech Music. Process., 2014

Individuality-preserving Voice Conversion for Articulation Disorders Using Dictionary Selective Non-negative Matrix Factorization.

Ryo Aihara, Tetsuya Takiguchi, Yasuo Ariki

Proceedings of the 5th Workshop on Speech and Language Processing for Assistive Technologies, 2014

Multimodal exemplar-based voice conversion using lip features in noisy environments.

Kenta Masaka, Ryo Aihara, Tetsuya Takiguchi, Yasuo Ariki

Proceedings of the INTERSPEECH 2014, 2014

Error correction of automatic speech recognition based on normalized web distance.

E. Byambakhishig, Katsuyuki Tanaka, Ryo Aihara, Toru Nakashika, Tetsuya Takiguchi, Yasuo Ariki

Proceedings of the INTERSPEECH 2014, 2014

Multimodal voice conversion using non-negative matrix factorization in noisy environments.

Kenta Masaka, Ryo Aihara, Tetsuya Takiguchi, Yasuo Ariki

Proceedings of the IEEE International Conference on Acoustics, 2014

Voice conversion based on Non-negative matrix factorization using phoneme-categorized dictionary.

Ryo Aihara, Toru Nakashika, Tetsuya Takiguchi, Yasuo Ariki

Proceedings of the IEEE International Conference on Acoustics, 2014

Exemplar-based emotional voice conversion using non-negative matrix factorization.

Ryo Aihara, Reina Ueda, Tetsuya Takiguchi, Yasuo Ariki

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

2013

Noise-robust voice conversion based on spectral mapping on sparse space.

Ryoichi Takashima, Ryo Aihara, Tetsuya Takiguchi, Yasuo Ariki

Proceedings of the Eighth ISCA Tutorial and Research Workshop on Speech Synthesis, 2013

Individuality-Preserving Voice Conversion for Articulation Disorders Using Locality-Constrained NMF.

Ryo Aihara, Tetsuya Takiguchi, Yasuo Ariki

Proceedings of the Fourth Workshop on Speech and Language Processing for Assistive Technologies, 2013

Voice conversion based on Non-negative Matrix Factorization in noisy environments.

Takao Fujii, Ryo Aihara, Ryoichi Takashima, Tetsuya Takiguchi, Yasuo Ariki

Proceedings of the 2013 IEEE/SICE International Symposium on System Integration, 2013

Exemplar-based individuality-preserving voice conversion for articulation disorders in noisy environments.

Ryo Aihara, Ryoichi Takashima, Tetsuya Takiguchi, Yasuo Ariki

Proceedings of the INTERSPEECH 2013, 2013

Individuality-preserving voice conversion for articulation disorders based on non-negative matrix factorization.

Ryo Aihara, Ryoichi Takashima, Tetsuya Takiguchi, Yasuo Ariki

Proceedings of the IEEE International Conference on Acoustics, 2013

2012

Consonant enhancement for articulation disorders based on non-negative matrix factorization.

Ryo Aihara, Ryoichi Takashima, Tetsuya Takiguchi, Yasuo Ariki

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