Graduate School of Fundamental Science and Engineering

  • Japan

Research Output 1974 2019

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2019

A Characterization of Harmonic Lr -Vector Fields in Two-Dimensional Exterior Domains

Hieber, M. G., Kozono, H., Seyfert, A., Shimizu, S. & Yanagisawa, T., 2019 Jan 1, In : Journal of Geometric Analysis.

Research output: Contribution to journalArticle

Exterior Domain
Vector Field
Harmonic
Unit normal vector
Simple Closed Curve
1 Citation (Scopus)
Agglomeration
Communication
Cryptography
Electricity
1 Citation (Scopus)

Dynamical Properties of the Finite-size Dicke Model Coupled to a Thermal Reservoir

Imai, R. & Yamanaka, Y., 2019 Jan 1, In : Journal of the Physical Society of Japan. 88, 2, 024401.

Research output: Contribution to journalArticle

counters
cavities
photons
energy

Effect of Ca doping on modulated structures in multiferroic Bi1−xCaxFeO3

Hiroyama, T., Hirata, A., Inoue, Y., Horibe, Y. & Koyama, Y., 2019 Jan 1, In : journal of the physical society of japan. 88, 5, 054601.

Research output: Contribution to journalArticle

antiphase boundaries
room temperature
diffraction patterns
electron diffraction
modulation

IoT Assisted Kernel Linear Discriminant Analysis Based Gait Phase Detection Algorithm for Walking with Cognitive Tasks

Peng, F., Peng, W., Zhang, C. & Zhong, D., 2019 Jan 1, In : IEEE Access. 7, p. 68240-68249 10 p., 8708273.

Research output: Contribution to journalArticle

Discriminant analysis
Electromyography
Fusion reactions
Servers
Robots

Optimal Pricing and Service Selection in the Mobile Cloud Architectures

Li, X., Zhang, C., Gu, B., Yamori, K. & Tanaka, Y., 2019 Jan 1, In : IEEE Access. 7, p. 43564-43572 9 p., 6287639.

Research output: Contribution to journalArticle

Mobile cloud computing
Mobile devices
Costs
Base stations
Internet
2 Citations (Scopus)

Task migration for mobile edge computing using deep reinforcement learning

Zhang, C. & Zheng, Z., 2019 Jul 1, In : Future Generation Computer Systems. 96, p. 111-118 8 p.

Research output: Contribution to journalArticle

Reinforcement learning
Servers
Cloud computing
Network architecture
Decision making

Ultrahigh-pressure form of Si O2 glass with dense pyrite-type crystalline homology

Murakami, M., Kohara, S., Kitamura, N., Akola, J., Inoue, H., Hirata, A., Hiraoka, Y., Onodera, Y., Obayashi, I., Kalikka, J., Hirao, N., Musso, T., Foster, A. S., Idemoto, Y., Sakata, O. & Ohishi, Y., 2019 Jan 29, In : Physical Review B. 99, 4, 045153.

Research output: Contribution to journalArticle

Pyrites
homology
pyrites
Crystalline materials
Glass
2018
4 Citations (Scopus)

A deep reinforcement learning based approach for cost- and energy-aware multi-flow mobile data offloading

Zhang, C., Liu, Z., Gu, B., Yamori, K. & Tanaka, Y., 2018 Jul 1, In : IEICE Transactions on Communications. E101B, 7, p. 1625-1634 10 p.

Research output: Contribution to journalArticle

Reinforcement learning
Wireless local area networks (WLAN)
Wireless networks
Energy utilization
Costs

A publicly verifiable network coding scheme with null-space HMAC

Chen, Y., Zhang, C., Li, W., Chen, T. & Zhang, M., 2018 Jan 1, In : International Journal of Intelligent Information and Database Systems. 11, 2-3, p. 117-131 15 p.

Research output: Contribution to journalArticle

Network coding
Cryptography
Costs
Pollution
Throughput
4 Citations (Scopus)

A stackelberg game based pricing and user association for spectrum splitting macro-femto HetNets

Gu, B., Liu, Z., Zhang, C., Yamori, K., Mizuno, O. & Tanaka, Y., 2018 Jan 1, In : IEICE Transactions on Communications. E101B, 1, p. 154-162 9 p.

Research output: Contribution to journalArticle

Femtocell
Macros
Wireless networks
Costs
Heterogeneous networks
4 Citations (Scopus)

Cost- and energy-aware multi-flow mobile data offloading using Markov decision process

Zhang, C., Gu, B., Liu, Z., Yamori, K. & Tanaka, Y., 2018 Mar 1, In : IEICE Transactions on Communications. E101B, 3, p. 657-666 10 p.

Research output: Contribution to journalArticle

Wireless local area networks (WLAN)
Dynamic programming
Costs
Wireless networks
Servers
7 Citations (Scopus)

Green function, Painlevé VI equation, and Eisenstein series of weight one

Chen, Z., Kuo, T. J., Lin, C. S. & Wang, C. L., 2018 Feb 1, In : Journal of Differential Geometry. 108, 2, p. 185-241 57 p.

Research output: Contribution to journalArticle

Eisenstein Series
Singular Point
Green's function
Critical point
Torus

Human Action Recognition Based on Integrating Body Pose, Part Shape, and Motion

El-Ghaish, H., Hussein, M. E., Shoukry, A. & Onai, R., 2018 Aug 31, In : IEEE Access. 6, p. 49040-49055 16 p., 8453782.

Research output: Contribution to journalArticle

Convolution
Fusion reactions
Neural networks
Long short-term memory
Deep learning
3 Citations (Scopus)

Incentive mechanism design for crowdsourcing-based indoor localization

Li, W., Zhang, C., Liu, Z. & Tanaka, Y., 2018 Sep 6, In : IEEE Access. 6, p. 54042-54051 10 p., 8457189.

Research output: Contribution to journalArticle

Data privacy
Profitability
Wi-Fi
Trajectories
Industry
broken symmetry
leakage
photons
eigenvectors
thermodynamics
2 Citations (Scopus)

Structure of crystallized particles in sputterdeposited amorphous germanium films

Okugawa, M., Nakamura, R., Hirata, A., Ishimaru, M., Yasuda, H. & Numakura, H., 2018 Oct 1, In : Journal of Applied Crystallography. 51, 5, p. 1467-1473 7 p.

Research output: Contribution to journalArticle

Germanium
Diamond
Diffraction patterns
Crystalline materials
Crystallization
2017
14 Citations (Scopus)

Markov-decision-process-assisted consumer scheduling in a networked smart grid

Liu, Z., Zhang, C., Dong, M., Gu, B., Ji, Y. & Tanaka, Y., 2017, In : IEEE Access. 5, p. 2448-2458 11 p., 7739991.

Research output: Contribution to journalArticle

Electricity
Scheduling
Sales
Consumer behavior
Solar energy
2016
9 Citations (Scopus)

A convergence result for the ergodic problem for Hamilton–Jacobi equations with Neumann-type boundary conditions

Al-Aidarous, E. S., Alzahrani, E. O., Ishii, H. & Younas, A. M. M., 2016 Mar 3, (Accepted/In press) In : Royal Society of Edinburgh - Proceedings A. p. 1-18 18 p.

Research output: Contribution to journalArticle

Hamilton-Jacobi Equation
Convergence Results
Boundary conditions
Discount Factor
Representation Formula

Cotorsion-free groups from a topological viewpoint

Eda, K. & Fischer, H., 2016 Dec 1, In : Topology and its Applications. 214, p. 21-34 14 p.

Research output: Contribution to journalArticle

Peano Continuum
Homology Groups
Free Group
Fundamental Group
Homomorphisms
2 Citations (Scopus)

Effects of temperature, phase, elastic deformation and transformation on inhibition of localized corrosion of hydrogen-charged Ni-Ti superelastic alloy in NaCl solution

Nishimoto, S., Yokoyama, KI., Inaba, T., Mutoh, K. & Sakai, JI., 2016 Oct 15, In : Journal of Alloys and Compounds. 682, p. 22-28 7 p.

Research output: Contribution to journalArticle

Elastic deformation
Hydrogen
Corrosion
Martensite
Current density
4 Citations (Scopus)

Effects of test conditions on corrosion reactions and hydrogen absorption in hydrogen embrittlement tests using an ammonium thiocyanate solution

Ichiba, M., Takai, K. & Sakai, J., 2016, In : ISIJ International. 56, 3, p. 397-407 11 p.

Research output: Contribution to journalArticle

Hydrogen embrittlement
Hydrogen
Corrosion
Steel
Dissolved oxygen
12 Citations (Scopus)

Error estimates of a stabilized Lagrange-Galerkin scheme for the Navier-Stokes equations

Notsu, H. & Tabata, M., 2016 Mar 1, In : Mathematical Modelling and Numerical Analysis. 50, 2, p. 361-380 20 p.

Research output: Contribution to journalArticle

Degrees of freedom (mechanics)
Galerkin methods
Linear equations
Lagrange
Galerkin
17 Citations (Scopus)

Fast-Start Video Delivery in Future Internet Architectures with Intra-domain Caching

Liu, Z., Dong, M., Gu, B., Zhang, C., Ji, Y. & Tanaka, Y., 2016 Mar 31, (Accepted/In press) In : Mobile Networks and Applications. p. 1-15 15 p.

Research output: Contribution to journalArticle

Routers
Internet
Scalable video coding
Network performance
Network architecture
Lagrange
Galerkin
Bubble
Flow of fluids
Numerical Simulation
2 Citations (Scopus)

Singular homology groups of one-dimensional Peano continua

Eda, K., 2016, In : Fundamenta Mathematicae. 232, 2, p. 99-115 17 p.

Research output: Contribution to journalArticle

Peano Continuum
Homology Groups
Finite Rank
Free Group
Abelian group
Lagrange
Galerkin
Navier Stokes equations
Navier-Stokes Equations
First-order
9 Citations (Scopus)

The transfer of titanium dioxide nanoparticles from the host plant to butterfly larvae through a food chain

Kubo-Irie, M., Yokoyama, M., Shinkai, Y., Niki, R., Takeda, K. & Irie, M., 2016 Mar 31, In : Scientific Reports. 6, 23819.

Research output: Contribution to journalArticle

Butterflies
Food Chain
Nanoparticles
Larva
Microscopy
2015
1 Citation (Scopus)

Application of effective maintenance for CUI (corrosion under insulation) of pipes in chemical plants

Matsuda, H., Ishikawa, Y. & Sakai, J., 2015, In : NACE - International Corrosion Conference Series. 2015-January

Research output: Contribution to journalArticle

Chemical plants
Insulation
Pipe
Corrosion
Inspection
7 Citations (Scopus)

Brain signal's low-frequency fits the continuous authentication

Matsuyama, Y., Shozawa, M. & Yokote, R., 2015 Sep 21, In : Neurocomputing. 164, p. 137-143 7 p.

Research output: Contribution to journalArticle

Near infrared spectroscopy
Near-Infrared Spectroscopy
Authentication
Brain
Weights and Measures
1 Citation (Scopus)

Change of pH of inside the crevice with time during crevice corrosion initiation and growth step of a duplex stainless steel

Ito, N., Yamamoto, R. & Sakai, J., 2015, In : Zairyo to Kankyo/ Corrosion Engineering. 64, 5, p. 193-196 4 p.

Research output: Contribution to journalArticle

Stainless Steel
Stainless steel
Corrosion
Discoloration
Coatings

Corrosion behavior of carbon steels coupled to stainless steels in sea water

Sato, H., Yamaji, T. & Sakai, J., 2015, In : Zairyo to Kankyo/ Corrosion Engineering. 64, 5, p. 183-187 5 p.

Research output: Contribution to journalArticle

Stainless Steel
Carbon steel
Stainless steel
Corrosion
Water
3 Citations (Scopus)

Corrosion behavior of prestressing steel in a solution of 20% ammonium thiocyanate

Ichiba, M., Abe, K. & Sakai, J., 2015, In : Zairyo to Kankyo/ Corrosion Engineering. 64, 6, p. 244-250 7 p.

Research output: Contribution to journalArticle

Prestressing
Steel
Corrosion
Dissolved oxygen
Iron
7 Citations (Scopus)

Corrosion reaction and hydrogen absorption of steel for prestressed concrete in a 20 mass% ammonium thiocyanate solution

Ichiba, M., Sakai, JI., Doshida, T. & Takai, K., 2015 Jun 1, In : Scripta Materialia. 102, p. 59-62 4 p.

Research output: Contribution to journalArticle

Steel
Prestressed concrete
Hydrogen
corrosion
steels
1 Citation (Scopus)

Dissolution Behavior of Duplex Stainless Steels in Crevice Corrosion Growth Step

Aoki, S., Nada, Y. & Sakai, JI., 2015, In : Zairyo to Kankyo/ Corrosion Engineering. 64, 8, p. 366-372 7 p.

Research output: Contribution to journalArticle

Stainless Steel
Dissolution
Stainless steel
Corrosion

Effect of electrodeposited Ca film on hydrogen entry behavior into API-X65

Kato, H., Isshiki, K. & Sakai, J., 2015, In : Zairyo to Kankyo/ Corrosion Engineering. 64, 7, p. 311-314 4 p.

Research output: Contribution to journalArticle

Application programming interfaces (API)
Hydrogen
Permeation
Steel

Effect of silver surface temperature on sulfide formation behavior in sulfur vapor at constant temperature

Inaba, K., Ishikawa, Y. & Sakai, J., 2015, In : Zairyo to Kankyo/ Corrosion Engineering. 64, 5, p. 188-192 5 p.

Research output: Contribution to journalArticle

Sulfides
Corrosion rate
Silver
Sulfur
Vapors

Effect of stability of passive film on resistance of rust staining of stainless steels

Fuji, H., Aoki, S., Ishii, T. & Sakai, J., 2015, In : Zairyo to Kankyo/ Corrosion Engineering. 64, 5, p. 178-182 5 p.

Research output: Contribution to journalArticle

Stainless Steel
Stainless steel
Ferritic steel
Austenitic stainless steel
Chlorides
3 Citations (Scopus)

Eigenvalue problem for fully nonlinear second-order elliptic PDE on balls, II

Ikoma, N. & Ishii, H., 2015 Oct 1, In : Bulletin of Mathematical Sciences. 5, 3, p. 451-510 60 p.

Research output: Contribution to journalArticle

Elliptic PDE
Fully Nonlinear
Eigenvalue Problem
Eigenfunctions
Ball
14 Citations (Scopus)

Error Estimates of a Pressure-Stabilized Characteristics Finite Element Scheme for the Oseen Equations

Notsu, H. & Tabata, M., 2015 Feb 4, In : Journal of Scientific Computing. 65, 3, p. 940-955 16 p.

Research output: Contribution to journalArticle

Oseen Equations
Error Estimates
Finite Element
Convergence Order
Degrees of freedom (mechanics)
6 Citations (Scopus)

Facilitating incentive-compatible access probability selection in wireless random access networks

Gu, B., Zhang, C., Yamori, K., Zhou, Z., Liu, S. & Tanaka, Y., 2015 Nov 1, In : IEICE Transactions on Communications. E98B, 11, p. 2280-2290 11 p.

Research output: Contribution to journalArticle

Access control
Costs
Quality of service
1 Citation (Scopus)

Failure analysis of printed circuit boards in the main telephone system of marine product factory

Watanabe, M., Takaya, M., Matsumoto, M. & Sakai, J., 2015 Jul 27, (Accepted/In press) In : Engineering Failure Analysis.

Research output: Contribution to journalArticle

Telephone systems
Printed circuit boards
Failure analysis
Industrial plants
Copper
10 Citations (Scopus)

Inhibition of localized corrosion of Ni-Ti superelastic alloy in NaCl solution by hydrogen charging

Yokoyama, KI., Hirata, Y., Inaba, T., Mutoh, K. & Sakai, JI., 2015 Aug 5, In : Journal of Alloys and Compounds. 639, p. 365-372 8 p.

Research output: Contribution to journalArticle

Hydrogen
Corrosion
Hydrogen embrittlement
Anodic polarization
Pitting

Interest prediction via users’ actions on social media

Nori, N., Bollegala, D. & Ishizuka, M., 2015, In : Transactions of the Japanese Society for Artificial Intelligence. 30, 4, p. 613-625 13 p.

Research output: Contribution to journalArticle

Websites
Tensors
3 Citations (Scopus)

Metastability for parabolic equations with drift: Part i

Ishii, H. & Souganidis, P. E., 2015, In : Indiana University Mathematics Journal. 64, 3, p. 875-913 39 p.

Research output: Contribution to journalArticle

Metastability
Parabolic Equation
Quasilinear Problems
Semilinear Equations
Long-time Behavior
11 Citations (Scopus)
Quality of service
Costs
Learning algorithms
2 Citations (Scopus)
R-boundedness
Boundedness of Solutions
Resolvent
Stokes
Operator
4 Citations (Scopus)

Role of dynamic interactions between hydrogen and straininduced martensite transformation in hydrogen embrittlement of type 304 stainless steel

Yoshioka, Y., Yokoyama, K. & Sakai, J., 2015, In : ISIJ International. 55, 8, p. 1772-1780 9 p.

Research output: Contribution to journalArticle

Hydrogen embrittlement
Stainless Steel
Martensite
Hydrogen
Stainless steel
3 Citations (Scopus)

Scanning electrochemical microscopic observation of corrosion reactions on a duplex stainless steel

Aoki, S., Taniguchi, T. & Sakai, J., 2015, In : Zairyo to Kankyo/ Corrosion Engineering. 64, 9, p. 414-420 7 p.

Research output: Contribution to journalArticle

Stainless Steel
Stainless steel
Corrosion
Scanning
Dissolution
2014
4 Citations (Scopus)

Asymptotic analysis for the eikonal equation with the dynamical boundary conditions

Al-Aidarous, E. S., Alzahrani, E. O., Ishii, H. & Younas, A. M. M., 2014 Oct 1, In : Mathematische Nachrichten. 287, 14-15, p. 1563-1588 26 p.

Research output: Contribution to journalArticle

Dynamical Boundary Conditions
Eikonal Equation
Hamilton-Jacobi Equation
Asymptotic Analysis
Large Time Asymptotics