Research Output per year

## Personal profile

### Personal profile

## Fingerprint Dive into the research topics where Shigeo Akashi is active. These topic labels come from the works of this person. Together they form a unique fingerprint.

Entropy
Mathematics

Positive Operator
Mathematics

entropy
Physics & Astronomy

Compact Operator
Mathematics

Hilbert space
Mathematics

Hilbert spaces
Engineering & Materials Science

Hilbert
Mathematics

operators
Physics & Astronomy

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

## Research Output 1986 2019

## A feasible method for realizing leakage of DHCP transactions under the implementation of DHCP snooping: To what extent can DHCP snooping protect clients from the cyberattack based on DHCP spoofing

Tong, Y. & Akashi, S., 19 Jul 2019,*Proceedings of the 2019 2nd International Conference on Data Science and Information Technology, DSIT 2019.*Association for Computing Machinery, p. 267-272 6 p. (ACM International Conference Proceeding Series).

Research output: Chapter in Book/Report/Conference proceeding › Conference contribution

Servers

## Weak convergence theorem for an infinite family of demimetric mappings in a Hilbert space

Akashi, S. & Takahashi, W., 1 Jan 2016, In : Journal of Nonlinear and Convex Analysis. 17, 10, p. 2159-2169 11 p.Research output: Contribution to journal › Article

Hilbert spaces

Weak Convergence

Convergence Theorem

Hilbert space

Mann Iteration

## Strongly convergent iterative methods for generalized split feasibility problems in Hilbert spaces

Akashi, S., Kimura, Y. & Takahashi, W., 1 Jan 2015, In : Journal of Convex Analysis. 22, 4, p. 917-938 22 p.Research output: Contribution to journal › Article

Hilbert space

Iteration

Strong Convergence

Strong Theorems

Convergence Theorem

## The embedding problem of the ranges of a hilbert space under the compact positive operators

Kodama, S. & Akashi, S., 1 Jan 2015, In : Journal of Nonlinear and Convex Analysis. 16, 11, p. 2297-2300 4 p.Research output: Contribution to journal › Article

Embedding Problem

Hilbert spaces

Positive Operator

Compact Operator

Mathematical operators

## Strong convergence theorem for nonexpansive mappings on star-shaped sets in Hilbert spaces

Akashi, S. & Takahashi, W., 1 Nov 2012, In : Applied Mathematics and Computation. 219, 4, p. 2035-2040 6 p.Research output: Contribution to journal › Article

Star-shaped Set

Hilbert spaces

Strong Theorems

Nonexpansive Mapping

Strong Convergence