Research Output per year

## Fingerprint The fingerprint is based on mining the text of the scientific documents related to the associated persons. Based on that an index of weighted terms is created, which defines the key subjects of research unit

Cryptography
Engineering & Materials Science

Polynomials
Engineering & Materials Science

Elliptic Curves
Mathematics

Cryptosystem
Mathematics

Attack
Mathematics

Image classification
Engineering & Materials Science

Encryption
Mathematics

vortex rings
Physics & Astronomy

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Network
Recent external collaboration on country level. Dive into details by clicking on the dots.

## Profiles

## Research Output 1984 2019

1
Citation
(Scopus)

### AIC for the non-concave penalized likelihood method

Umezu, Y., Shimizu, Y., Masuda, H. & Ninomiya, Y., Apr 1 2019, In : Annals of the Institute of Statistical Mathematics. 71, 2, p. 247-274 28 p.Research output: Contribution to journal › Article

Penalized Likelihood

Information Criterion

Likelihood Methods

Penalized Maximum Likelihood

Model Selection

1
Citation
(Scopus)

### A mixed optimal control approach for upstream fish Migration

Yoshioka, H., Shirai, T. & Tagami, D., Mar 1 2019, In : Journal of Sustainable Development of Energy, Water and Environment Systems. 7, 1, p. 101-121 21 p.Research output: Contribution to journal › Article

Open Access

Fish

Rivers

fish

river

mathematical field

### An improved algorithm for testing substitutability of weak preferences

Kawanaka, S. & Kamiyama, N., May 1 2019, In : Mathematical Social Sciences. 99, p. 1-4 4 p.Research output: Contribution to journal › Article

Testing

Substitutability

time

Class

Generalization