Taishi Nakashima 中嶋大志

Education

Apr. 2021 – Mar. 2024: Ph.D. in Computer Science from Department of Computer Science, Graduate School of System Design, Tokyo Metropolitan University
- Thesis title: Fast Online Blind Source Separation Adapting to Source and Microphone Movements
- Supervisor: Prof. Nobutaka Ono
Apr. 2019 – Mar. 2021: M.S. degree in Computer Science from Department of Computer Science, Graduate School of System Design, Tokyo Metropolitan University
Apr. 2017 – Mar. 2019: B.S. degree in Engineering from Division of Intelligent Systems Science Course, Department of System Science, Osaka University School of Engineering Science, Japan.

Work experience

Full time job

Apr. 2024 – Present: Assistant Professor, Tokyo Metropolitan University
Apr. 2021 – Mar. 2024: DC1 Research Fellow, Japan Society for the Promotion of Science

Internship/Part time job

May 2019 – Mar. 2024: Research Assistant, Graduate School of Systems Design, Tokyo Metropolitan University
Aug. 2020 – Oct. 2020: Research Internship, LINE Corporation

Educational activities

“Programming Fundamentals II,” Tokyo Metropolitan University, Japan. (1st Semester, Apr.–Aug., 2025)
“Programming Fundamentals II,” Tokyo Metropolitan University, Japan. (1st Semester, Apr.–Aug., 2024)
“System Programming Experiments,” Tokyo Metropolitan University, Japan. (2nd Semester, Dec. 2024–Mar., 2025)

Academic activities

Reviewing

Journal paper

IEICE Trans.
IEICE Trans. Letter
電子情報通信学会論文誌 A
Acoustical Science and Technology
APSIPA Transactions on Signal and Information Processing

Conference

IEEE ICASSP 2024
EUSIPCO 2025

Competitive Grants

Apr. 2025–Present: Grant-in-Aid for Scientific Research (A), Japan Society of the Promotion of Science (JSPS), (Representative: Prof. Nobutaka Ono)
Dec. 2024–Mar. 2026: Grant-in-Aid for Research Activity Start-up, Japan Society of the Promotion of Science (JSPS)
Apr. 2021–Mar. 2024: Grant-in-Aid for JSPS DC1, Japan Society of the Promotion of Science (JSPS)

Scholarship

Apr. 2020 – Mar. 2021: Audio-technica Scholarship Foundation
Apr. 2018 – Mar. 2019: ICOM Foundation
Apr. 2017 – Mar. 2018: Aizawa Scholarship Foundation

Skills

Language

日本語（母国語）
English (conversant)
한국어 (일상 회화 수준)

Programming

C/C++
Go
MATLAB
Python
Ruby

Other

Adobe CC (Illustrator, Photoshop)
git, GitHub
TeX/LaTeX
Vim, NeoVim

news

No news so far...

latest posts

Jul 15, 2025	続デジタルネイティブ
May 5, 2025	デジタルネイティブ
May 2, 2025	한국어 일기 도전

selected publications

BSS+Dereverberation

Joint dereverberation and separation with iterative source steering

Taishi Nakashima, Robin Scheibler, Masahito Togami, and Nobutaka Ono

In Proceedings of IEEE International Conference on Acoustics, Speech and Signal Processing (ICASSP), Jun 2021

Awarded DOI Bib HTML

IEEE SPS Japan Student Conference Paper Award

@inproceedings{Nakashima:2021:ICASSP,
  author = {Nakashima, Taishi and Scheibler, Robin and Togami, Masahito and Ono, Nobutaka},
  title = {Joint dereverberation and separation with iterative source steering},
  booktitle = {Proceedings of {IEEE} International Conference on Acoustics, Speech and Signal Processing (ICASSP)},
  year = {2021},
  pages = {216--220},
  month = jun,
  doi = {10.1109/ICASSP39728.2021.9413478},
}

Online BSS

Inverse-free online blind source separation based on independent vector analysis with flexible iterative source steering

Taishi Nakashima and Nobutaka Ono

In Proceedings of Asia Pacific Signal and Information Processing Association Annual Summit and Conference (APSIPA ASC), Dec 2022

DOI Bib

@inproceedings{Nakashima:2022:APSIPA,
  author = {Nakashima, Taishi and Ono, Nobutaka},
  title = {Inverse-free online blind source separation based on independent vector analysis with flexible iterative source steering},
  booktitle = {Proceedings of Asia Pacific Signal and Information Processing Association Annual Summit and Conference (APSIPA ASC)},
  year = {2022},
  month = dec,
  pages = {750--754},
  doi = {10.23919/APSIPAASC55919.2022.9979837},
}

Online BSS

Fast online source steering algorithm for tracking single moving source using online independent vector analysis

Taishi Nakashima, Rintaro Ikeshita, Nobutaka Ono, Shoko Araki, and Tomohiro Nakatani

In Proceedings of IEEE International Conference on Acoustics, Speech and Signal Processing (ICASSP), Jun 2023

Awarded DOI Bib HTML

Top 3% Paper Recognition awarded

@inproceedings{Nakashima:2023:ICASSP,
  author = {Nakashima, Taishi and Ikeshita, Rintaro and Ono, Nobutaka and Araki, Shoko and Nakatani, Tomohiro},
  title = {Fast online source steering algorithm for tracking single moving source using online independent vector analysis},
  booktitle = {Proceedings of {IEEE} International Conference on Acoustics, Speech and Signal Processing (ICASSP)},
  year = {2023},
  month = jun,
  doi = {10.1109/ICASSP49357.2023.10094962},
}