Graduate School of Fundamental Science and Engineering

  • Japan

Research Output 1974 2019

Article

Upper layer protocols. Towards advanced utilization of future networks

Yoshitake, S., Matsumoto, M. & Matsushita, M., 1991 Mar, In : NTT Review. 3, 2, p. 81-88 8 p.

Research output: Contribution to journalArticle

Telecommunication systems
Communication
Communication systems
4 Citations (Scopus)

Validated solutions of saddle point linear systems

Kimura, T. & Chen, X., 2008, In : SIAM Journal on Matrix Analysis and Applications. 30, 4, p. 1697-1708 12 p.

Research output: Contribution to journalArticle

Saddle Point Systems
Linear Systems
Preconditioner
Rounding
Numerical Comparisons
13 Citations (Scopus)

Weak KAM aspects of convex Hamilton-Jacobi equations with Neumann type boundary conditions

Ishii, H., 2011 Jan, In : Journal des Mathematiques Pures et Appliquees. 95, 1, p. 99-135 37 p.

Research output: Contribution to journalArticle

Hamilton-Jacobi Equation
Existence Results
Boundary conditions
Skorokhod Problem
KAM Theory

α-EM algorithm and its basic properties

Matsuyama, Y., 2000 Oct, In : Systems and Computers in Japan. 31, 11, p. 12-23 12 p.

Research output: Contribution to journalArticle

EM Algorithm
Hessian matrix
CPU Time
Parameter Design
Convergence Theorem
Book
1 Citation (Scopus)

Recent progress on reaction-diffusion systems and viscosity solutions

Du, Y., Ishii, H. & Lin, W. Y., 2009 Jan 1, World Scientific Publishing Co. 364 p.

Research output: Book/ReportBook

Viscosity Solutions
Reaction-diffusion System
Japan
Taiwan
Nonlinear Partial Differential Equations
Chapter
11 Citations (Scopus)

A short introduction to viscosity solutions and the large time behavior of solutions of Hamilton-Jacobi equations

Ishii, H., 2013, Lecture Notes in Mathematics. Vol. 2074. p. 111-249 139 p. (Lecture Notes in Mathematics; vol. 2074).

Research output: Chapter in Book/Report/Conference proceedingChapter

Large Time Behavior
Hamilton-Jacobi Equation
Viscosity Solutions
Behavior of Solutions
Optimal Control

CORROSION BEHAVIOR OF STAINLESS STEELS IN SULFURIC ACID CONTAINING Fe**3** plus AND Cl** minus .

Sakai, J. I. & Matsuchima, I., 1976, Corros Eng (Tokyo). 11 ed. Vol. 25. p. 665-670 6 p.

Research output: Chapter in Book/Report/Conference proceedingChapter

Sulfuric acid
Dissolution
Stainless steel
Corrosion
Pitting
6 Citations (Scopus)

Short-range Wireless Communications

Fettweis, G., Zimmermann, E., Allen, B., O'Brien, D. C., Chevillat, P., Jungnickel, V., Jorswiek, E., Zillmann, P., Petrovic, D., Schwieger, K., Windisch, M., Seller, O., Siohan, P., Lallemand, F., Salingue, G., Pierrot, J. B., Debbah, M., Gesbert, D., Knopp, R., van der Perre, L. & 30 others, Brown, T., Zhang, D., Malik, W., Edwards, D., Stevens, C., Ouvry, L., Morche, D., Oppermann, I., Celentano, U., Katz, M., Wang, P., Kalliojarvi, K., Arnon, S., Matsumoto, M., Green, R., Jivkova, S., Coronel, P., Schott, W., Zasowski, T., Ghavami, M., He, R., Sorgel, W., Kuhnert, C., Wiesbeck, W., Hernandez, M., Siwiak, K., Manny, B., Mucchi, L., Morosi, S. & Ran, M., 2006 Jun 15, Technologies for the Wireless Future: Wireless World Research Forum (WWRF). John Wiley & Sons, Ltd, Vol. 2. p. 227-312 86 p.

Research output: Chapter in Book/Report/Conference proceedingChapter

Wireless local area networks (WLAN)
Ultra-wideband (UWB)
Wireless sensor networks
Communication

Two remarks on periodic solutions of Hamilton-Jacobi equations

Ishii, H. & Mitake, H., 2009 Jan 1, Recent Progress on Reaction-Diffusion Systems and Viscosity Solutions. World Scientific Publishing Co., p. 97-119 23 p.

Research output: Chapter in Book/Report/Conference proceedingChapter

Hamilton-Jacobi Equation
Periodic Solution
Equivalence
Subsolution
Strictly Convex
Conference article
1 Citation (Scopus)

Japan-Sweden Academia-industry international collaboration: Challenges in developing a robotic assistive eating device for frail elderly's independent life

Solis, J., Lindborg, A. L., Saijo, M., Takeda, Y., Zhang, C. & Takeda, R., 2017 Jan 1, In : CEUR Workshop Proceedings. 2059, p. 61-65 5 p.

Research output: Contribution to journalConference article

Robotics
Cameras
Robots
Industry
User centered design
Conference contribution

Ad-hoc Video Search Improved by the Word Sense Filtering of Query Terms

Hirakawa, K., Kikuchi, K., Ueki, K., Kobayashi, T. & Hayashi, Y., 2018 Jan 1, Information Retrieval Technology - 14th Asia Information Retrieval Societies Conference, AIRS 2018, Proceedings. Ku, L-W., Yeh, J-F., Yu, L-C., Tseng, Y-H., Chen, Z-H., Sakai, T., Jiang, J., Lee, L-H. & Park, D. H. (eds.). Springer-Verlag, p. 157-163 7 p. (Lecture Notes in Computer Science (including subseries Lecture Notes in Artificial Intelligence and Lecture Notes in Bioinformatics); vol. 11292 LNCS).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Classifiers
Filtering
Query
Query languages
Query processing

A framework for cross-lingual/node-wise alignment of lexical-semantic resources

Hayashi, Y., 2016 Jan 1, Proceedings of the 10th International Conference on Language Resources and Evaluation, LREC 2016. European Language Resources Association (ELRA), p. 2607-2613 7 p.

Research output: Chapter in Book/Report/Conference proceedingConference contribution

semantics
candidacy
resources
dictionary
electronics
1 Citation (Scopus)

A greedy algorithm for connection admission control in wireless random access networks

Gu, B., Zhang, C., Yamori, K. & Tanaka, Y., 2013, 2013 19th Asia-Pacific Conference on Communications, APCC 2013. IEEE Computer Society, p. 456-457 2 p. 6765989

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Access control
Channel capacity
Telecommunication traffic
Quality of service
2 Citations (Scopus)

A hierarchical emotion regulated sensorimotor model: Case studies

Zhong, J., Novianto, R., Dai, M., Zhang, X. & Cangelosi, A., 2016 Aug 3, Proceedings of the 28th Chinese Control and Decision Conference, CCDC 2016. Institute of Electrical and Electronics Engineers Inc., p. 4965-4970 6 p. 7531882

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Recurrent neural networks
Recurrent Neural Networks
Cognitive Architecture
Coding
Model
2 Citations (Scopus)

Aiding emergency response to multiple casualty terrorist bombings targeting public surface transportation vehicles

Da Silva, M. L. & Matsumoto, M., 2008, Proceedings of 2008 IEEE International Conference on Networking, Sensing and Control, ICNSC. p. 226-231 6 p. 4525215

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Bombing
Pressure transducers
Personnel
Experiments

A low latency inter-system handover scheme for multiple interfaces terminal

Liu, J., Kazaura, K. & Matsumoto, M., 2004, Proceedings of the IEEE 6th Circuits and Systems Symposium on Emerging Technologies: Frontiers of Mobile and Wireless Communication. Vol. 2. p. 717-720 4 p.

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Computer terminals
Interfaces (computer)
Computer systems
Network architecture
Next generation networks
5 Citations (Scopus)

Alpha-EM gives fast hidden Markov model estimation: Derivation and evaluation of alpha-HMM

Matsuyama, Y. & Hayashi, R., 2010, Proceedings of the International Joint Conference on Neural Networks. 5596959

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Hidden Markov models
Convex optimization
Set theory
Learning algorithms
Program processors

A metric for measuring the abstraction level of design patterns

Kubo, A., Washizaki, H. & Fukazawa, Y., 2007, ACM International Conference Proceeding Series. 1772093

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Visualization

A Monte Carlo based computation offloading algorithm for feeding robot IoT system

Zhang, C., Ohashi, T., Saijo, M., Solis, J., Takeda, Y., Lindborg, A. L., Takeda, R. & Tanaka, Y., 2018 Jan 1, Smart Computing and Communication - 3rd International Conference, SmartCom 2018, Proceedings. Qiu, M. (ed.). Springer-Verlag, p. 163-171 9 p. (Lecture Notes in Computer Science (including subseries Lecture Notes in Artificial Intelligence and Lecture Notes in Bioinformatics); vol. 11344 LNCS).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Internet of Things
Robot
Robots
Resources
Monte Carlo Algorithm

A Multi-Task Mode Control Method for Powered Knee-Ankle Prosthesis

Peng, F., Hu, T. & Zhang, C., 2019 Aug, Proceedings - 2019 International Conference on Advanced Mechatronic Systems, ICAMechS 2019. IEEE Computer Society, p. 338-343 6 p. 8861687. (International Conference on Advanced Mechatronic Systems, ICAMechS; vol. 2019-August).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Knee prostheses
Controllers
Stairs
Switches
Tuning
11 Citations (Scopus)

An alternative access technology for next generation networks based on full-optical wireless communication links

Matsumoto, M., Kazaura, K., Dat, P., Shah, A., Omae, K., Suzuki, T., Wakamori, K., Higashino, T., Tsukamoto, K. & Komaki, S., 2008, International Telecommunication Union - Proceedings of the 1st ITU-T Kaleidoscope Academic Conference, Innovations in NGN, K-INGN. 4542269

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Next generation networks
communication system
Telecommunication links
Communication systems
communication

Analyzing Human Avoidance Behavior in Narrow Passage

Nakatsuka, T., Miyake, T., Kikuchi, K., Kobayashi, A. & Hayashi, Y., 2019 Jan 16, Proceedings - 2018 IEEE International Conference on Systems, Man, and Cybernetics, SMC 2018. Institute of Electrical and Electronics Engineers Inc., p. 3738-3743 6 p. 8616630. (Proceedings - 2018 IEEE International Conference on Systems, Man, and Cybernetics, SMC 2018).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Avoidance Learning
Robots
Smartphones
Experiments
Aptitude

An approach for providing location information in IP enabled emergency communication service

Liu, J., Kazaura, K. & Matsumoto, M., 2004, Proceedings of the Fourth IASTED International Multi-Conference on Wireless and Optical Communications. Fapojuwo, A. O. (ed.). p. 245-250 6 p. 422-166

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Communication
Disasters
Recovery
5 Citations (Scopus)

A novel stackelberg-bertrand game model for pricing content provider

Zhang, C., Gu, B., Yamori, K., Xu, S. & Tanaka, Y., 2015 Aug 3, MOBIMEDIA 2015 - 8th International Conference on Mobile Multimedia Communications. ICST

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Internet service providers
Costs
Smartphones
Personal computers
Elasticity
4 Citations (Scopus)

A proposal for a broadband wireless access technology based on Radio - on - FSO links

Kazaura, K., Wakamori, K., Matsumoto, M., Higashino, T., Tsukamoto, K. & Komaki, S., 2008, 2008 IEEE Globecom Workshops, GLOBECOM 2008. 4746656

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Optical links
radio
Optical systems
Optical fibers
research and development
8 Citations (Scopus)

A reinforcement learning approach for cost- and energy-aware mobile data offloading

Zhang, C., Gu, B., Liu, Z., Yamori, K. & Tanaka, Y., 2016 Nov 7, 18th Asia-Pacific Network Operations and Management Symposium, APNOMS 2016: Management of Softwarized Infrastructure - Proceedings. Institute of Electrical and Electronics Engineers Inc., 7737203

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Reinforcement learning
Wireless networks
Costs
Dynamic programming
Energy utilization
3 Citations (Scopus)

A simulation based evaluation on the performance of integrated 3G - Wireless LAN network

Kazaura, K., Jun, L. & Matsumoto, M., 2004, IEEE Region 10 Annual International Conference, Proceedings/TENCON. Vol. B.

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Local area networks
Communication systems
Quality of service
Cellular radio systems
Mobile telecommunication systems
1 Citation (Scopus)

A spoken dialog system for coordinating information consumption and exploration

Fujie, S., Fukuoka, I., Mugita, A., Takatsu, H., Hayashi, Y. & Kobayashi, T., 2016 Mar 13, CHIIR 2016 - Proceedings of the 2016 ACM Conference on Human Information Interaction and Retrieval. Association for Computing Machinery, Inc, p. 253-256 4 p.

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Boring
6 Citations (Scopus)

A stackelberg game based analysis for interactions among Internet service provider, content provider, and advertisers

Zhang, C., Gu, B., Liu, Z., Yamori, K. & Tanaka, Y., 2017 Jul 17, 2017 14th IEEE Annual Consumer Communications and Networking Conference, CCNC 2017. Institute of Electrical and Electronics Engineers Inc., p. 231-235 5 p. 7983110

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Internet service providers
service provider
Internet
interaction
revenue
5 Citations (Scopus)

Asymptotic solutions for large time of Hamilton-Jacobi equations

Ishii, H., 2006, International Congress of Mathematicians, ICM 2006. Vol. 3. p. 213-227 15 p.

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Large Time Behavior
Asymptotic Solution
Hamilton-Jacobi Equation
Behavior of Solutions
Observation

A target detection algorithm for hierarchical area monitoring wireless sensor networks

Chen, J. & Matsumoto, M., 2010, IEEE International Conference on Industrial Informatics (INDIN). p. 980-985 6 p. 5549607

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Target tracking
Sensor nodes
Wireless sensor networks
Monitoring
Energy efficiency
4 Citations (Scopus)

Atmospheric corrosion of copper in an indoor environment with a high H 2S concentration

Watanabe, M., Hirota, H., Handa, T., Kuwaki, N. & Sakai, J., 2008, 17th International Corrosion Congress 2008: Corrosion Control in the Service of Society. Vol. 1. p. 619-626 8 p.

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Atmospheric corrosion
Copper
Optical emission spectroscopy
Glow discharges
Corrosion
1 Citation (Scopus)

Bio-signal integration for humanoid operation: Gesture and brain signal recognition by HMM/SVM-Embedded BN

Matsuyama, Y., Matsushima, F., Nishida, Y., Hatakeyama, T., Sawada, K. & Kato, T., 2009, Lecture Notes in Computer Science (including subseries Lecture Notes in Artificial Intelligence and Lecture Notes in Bioinformatics). PART 1 ed. Vol. 5506 LNCS. p. 352-360 9 p. (Lecture Notes in Computer Science (including subseries Lecture Notes in Artificial Intelligence and Lecture Notes in Bioinformatics); vol. 5506 LNCS, no. PART 1).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Bayesian networks
Hidden Markov models
Gesture
Bayesian Networks
Markov Model

Brain signal based continuous authentication: Functional NIRS approach

Shozawa, M., Yokote, R., Hidano, S., Wu, C. H. & Matsuyama, Y., 2013, Lecture Notes in Computer Science (including subseries Lecture Notes in Artificial Intelligence and Lecture Notes in Bioinformatics). PART 2 ed. Vol. 7903 LNCS. p. 171-180 10 p. (Lecture Notes in Computer Science (including subseries Lecture Notes in Artificial Intelligence and Lecture Notes in Bioinformatics); vol. 7903 LNCS, no. PART 2).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Near-infrared Spectroscopy
Near infrared spectroscopy
Authentication
Brain
Discriminant Function
4 Citations (Scopus)

Brain signal recognition and conversion towards symbiosis with ambulatory humanoids

Matsuyama, Y., Noguchi, K., Hatakeyama, T., Ochiai, N. & Hori, T., 2010, Lecture Notes in Computer Science (including subseries Lecture Notes in Artificial Intelligence and Lecture Notes in Bioinformatics). Vol. 6334 LNAI. p. 101-111 11 p. (Lecture Notes in Computer Science (including subseries Lecture Notes in Artificial Intelligence and Lecture Notes in Bioinformatics); vol. 6334 LNAI).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Symbiosis
Brain
Hemoglobin
Bayesian networks
Prosthetics
13 Citations (Scopus)

Cepstral analysis based blind deconvolution for motion blur

Asai, H., Oyamada, Y., Pilet, J. & Saito, H., 2010, Proceedings - International Conference on Image Processing, ICIP. p. 1153-1156 4 p. 5651299

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Optical transfer function
Deconvolution
Cameras
Experiments
1 Citation (Scopus)

Composite data mapping for spherical GUI design: Clustering of must-watch and no-need TV programs

Maejima, M., Yokote, R. & Matsuyama, Y., 2012, Lecture Notes in Computer Science (including subseries Lecture Notes in Artificial Intelligence and Lecture Notes in Bioinformatics). PART 5 ed. Vol. 7667 LNCS. p. 267-274 8 p. (Lecture Notes in Computer Science (including subseries Lecture Notes in Artificial Intelligence and Lecture Notes in Bioinformatics); vol. 7667 LNCS, no. PART 5).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

User Interface Design
Watches
Graphical User Interface
Graphical user interfaces
Composite

Computer simulation of grain growth in three dimensions by the phase field model with anisotropic grain-boundary mobilities

Suwa, Y., Saito, Y. & Onodera, H., 2007, Materials Science Forum. PART 3 ed. Vol. 539-543. p. 2437-2442 6 p. (Materials Science Forum; vol. 539-543, no. PART 3).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Grain growth
Grain boundaries
Computer simulation
Kinetics
Crystal microstructure
1 Citation (Scopus)

Computer simulation of spinodal decomposition in duplex stainless steels

Saito, Y., 2012, Materials Science Forum. Vol. 706-709. p. 1509-1514 6 p. (Materials Science Forum; vol. 706-709).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Spinodal decomposition
Stainless Steel
Phase separation
stainless steels
Stainless steel

Conversion of sensitivity-based tasks from brain signals and motions: Applications to humanoid operation

Matsuyama, Y., Yokote, R. & Yokosawa, Y., 2012, Proceedings of the IASTED International Conference on Artificial Intelligence and Soft Computing, ASC 2012. p. 270-277 8 p.

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Near infrared spectroscopy
Independent component analysis
Bayesian networks
Hidden Markov models
Support vector machines

Corrosion behavior of a duplex stainless steel in a simulated crevice solution

Aoki, S., Doi, R., Ito, K., Sakai, J., Yakuwa, H. & Mitsuhashi, K., 2008, 17th International Corrosion Congress 2008: Corrosion Control in the Service of Society. Vol. 2. p. 927-935 9 p.

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Stainless Steel
Dissolution
Stainless steel
Corrosion
Current density

Cost-and energy-aware multi-flow mobile data offloading under time dependent pricing

Zhang, C., Gu, B., Liu, Z., Yamori, K. & Tanaka, Y., 2018 Jan 12, 2017 13th International Conference on Network and Service Management, CNSM 2017. Institute of Electrical and Electronics Engineers Inc., Vol. 2018-January. p. 1-6 6 p.

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Pricing
Wireless local area networks (WLAN)
Wireless Local Area Network (WLAN)
Costs
Energy

Crevice corrosion behaviour of a duplex stainless steel

Aoki, S., Nada, Y., Yakuwa, H., Miyasaka, M. & Sakai, J., 2011, 18th International Corrosion Congress 2011. Vol. 2. p. 1018-1023 6 p.

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Stainless Steel
stainless steels
corrosion
Stainless steel
cracks
1 Citation (Scopus)

Critical hardness for HSC in deposit welding on steel line pipes under cathodic protection

Oguchi, N., Lnoue, H., Sakai, J. & Komukai, S., 2007, Proceedings of the Biennial International Pipeline Conference, IPC. Vol. 2. p. 371-376 6 p.

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Cathodic protection
Welding
Deposits
Hardness
Pipe
9 Citations (Scopus)

Defocus blur correcting projector-camera system

Oyamada, Y. & Saito, H., 2008, Lecture Notes in Computer Science (including subseries Lecture Notes in Artificial Intelligence and Lecture Notes in Bioinformatics). Vol. 5259 LNCS. p. 453-464 12 p. (Lecture Notes in Computer Science (including subseries Lecture Notes in Artificial Intelligence and Lecture Notes in Bioinformatics); vol. 5259 LNCS).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Defocus
Projector
Camera
Cameras
Degradation

Design study on multi-layered stand-off thermal protection system using porous titanium panels

Hayashi, R., Aoki, T., Ogasawara, T., Wakita, Y. & Morino, Y., 2014, Proceedings of the International Astronautical Congress, IAC. International Astronautical Federation, IAF, Vol. 8. p. 5725-5731 7 p.

Research output: Chapter in Book/Report/Conference proceedingConference contribution

thermal protection
hypersonics
fuselages
Hypersonic aerodynamics
titanium

Dielectric breakdown and tokamak start-up with FBX spherical torus

Irie, M., 1996, IEEE International Conference on Plasma Science. IEEE, p. 190 1 p.

Research output: Chapter in Book/Report/Conference proceedingConference contribution

breakdown
plasma currents
aspect ratio
tokamak devices
field coils
14 Citations (Scopus)

Dissolution behavior of α and γ phases of a duplex stainless steel in a simulated crevice solution

Aoki, S., Yakuwa, H., Mitsuhashi, K. & Sakai, J., 2010, ECS Transactions. 37 ed. Vol. 25. p. 17-22 6 p.

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Dissolution
Stainless steel
Corrosion
Current density
Chemical analysis
2 Citations (Scopus)

Distributed connection admission control integrated with pricing for QoS provisioning and revenue maximization in wireless random access networks

Gu, B., Zhang, C., Yamori, K. & Tanaka, Y., 2013, 15th Asia-Pacific Network Operations and Management Symposium: "Integrated Management of Network Virtualization", APNOMS 2013. 6665266

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Access control
Quality of service
Costs
Throughput
Degradation
1 Citation (Scopus)

Duopoly price competition in secondary spectrum markets

Li, X., Gu, B., Zhang, C., Liu, Z., Yamori, K. & Tanaka, Y., 2018 Jan 12, 2017 13th International Conference on Network and Service Management, CNSM 2017. Institute of Electrical and Electronics Engineers Inc., Vol. 2018-January. p. 1-5 5 p.

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Cognitive radio
Stackelberg Game
Operator
Backward Induction
Spectrum Sharing