# Profile

## Basic data

- Name: Naoki HAYASHI
- Birth: 1994/5
- Gender: He/Him
- Title: Dr. (Doctor of Science)
- Affiliation: AISIN CORPORATION
- See also: LinkedIn my page, Google Scholar my page, my ORCID, my github

## C.V.

- 2010/4:Hokkaido Sapporo Kita Senior High School admission
- 2013/3:Hokkaido Sapporo Kita Senior High School graduate
- 2013/4:Tokyo Institute of Technology, 7th Academic group, admission
- 2016/3:Tokyo Institute of Technology, School of Bioscience and Biotechnology, Department of Biological Information, graduate
**(Grade-skipped)** - Supervisors: Prof. Takuji Yamada and Prof. Ken Kurokawa.
- I took the deree of Bachelor of Science.
- 2016/4:Tokyo Institute of Technology, School of Computing, Department of Mathematical and Computing Science, admission
- 2018/3:Tokyo Institute of Technology, School of Computing, Department of Mathematical and Computing Science, graduate
- Supervisor: Prof. Sumio Watanabe.
- I got a Master of Science and graduated Minor in Mathematics.
- 2018/4:I joined NTT DATA Mathematical Systems Inc..
- I am a data scientist in the name of researcher in this company.
- 2019/4: Tokyo Institute of Technology, School of Computing, Department of Mathematical and Computing Science (Ph. D course), admission
- 2021/6: Tokyo Institute of Technology, School of Computing, Department of Mathematical and Computing Science (Ph. D course), graduate
**(Grade-skipped)** - Supervisor: Prof. Sumio Watanabe.
- I got a Doctor of Science.
- 2022/8: I resigned NTT DATA Mathematical Systems Inc..
- 2022/9: I joined AISIN CORPORATION.
- I am a researcher in Tokyo Research Center, Akihabara.

## Research Interests

### Applied Mathematics

- Bayesian Statistics/Inference
- Algebraic Statistics
- Applied Algebraic Geometry
- Singular Learning Theory

## Other Activities

### Reviewer

- Neurocomputing (Elsevier)
- Neural Networks (Elsevier)
- IEEE Transactions on Neural Networks and Learning Systems
- IEEE Access
- IEEE Signal Processing Letters

## Favorite

### Mathematics

- Surface Theory and Differential Geometry
- Especially; flat tori
- Probability Theory
- Especially; Measure Theoretical that

### Informatics

- Julia
- I use Julia for numerical experiments by MCMC from scratch
- Python3
- Especially Like; numpy, pandas, matplotlib, autogluon
- R
- Especially Like; ALEPlot, RStan, sBIC packages
- Processing
- I've used Processing to create games as a hobby. I made visualization of RPG world ( note: it is NOT a research BUT a hobby) .
- MATLAB
- I've used MATLAB for numerical experiments by MCMC.

### Others

- Role Playing Games: Final Fantasy, Tactics Ogre, MOTHER
- Strategy Games: Hearts of Iron 4, Stellaris
- Mahjong: Tenhou, Mahjong Soul
- Eating Out: Ramen, Whisky