Research Output 1996 2015

  • 80 Citations
  • 5 h-Index
  • 25 Article
  • 18 Conference contribution
2015

A software quality analysis based on the transitions of complex networks indexes

Nakamura, M. & Hamagami, T. 2015 May 1 In : IEEJ Transactions on Electronics, Information and Systems. 135, 5, p. 553-558 6 p.

Research output: Contribution to journalArticle

Maintainability
Complex networks
Embedded software
Communication systems

Examination of skill-based learning by inverse reinforcement learning using evolutionary process

Tsunekawa, H., Suzuki, T. & Hamagami, T. 2015 Sep 28 Proceedings of 2015 IEEE 9th International Conference on Intelligent Systems and Control, ISCO 2015. Institute of Electrical and Electronics Engineers Inc., 7282296

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

Reinforcement learning
Experiments
2014
1 Citations

Context awareness by unit-type evolutionary petri net for team medical care support

Suzuki, T. & Hamagami, T. 2014 Conference Proceedings - IEEE International Conference on Systems, Man and Cybernetics. January ed. Institute of Electrical and Electronics Engineers Inc., Vol. 2014-January, p. 385-390 6 p. 6973938

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

Petri nets
Health care
Genes
Display devices
Intelligent structures
Learning systems
Big data

High accuracy of call triage decision by Bayesian network

Yunoki, S., Hamagami, T., Oshige, K., Kawakami, C. & Suzuki, N. 2014 Jan In : Electronics and Communications in Japan. 97, 1, p. 62-69 8 p.

Research output: Contribution to journalArticle

Bayesian networks
Experiments
1 Citations

Intelligent call triage system with algorithm combining decision-tree and SVM

Yokose, K. & Hamagami, T. 2014 In : Advances in Intelligent Systems and Computing. 273, p. 21-31 11 p.

Research output: Contribution to journalArticle

Decision trees
Bayesian networks
Learning algorithms
Experiments
1 Citations

Structural classification and similarity measurement of malware

Shi, H., Hamagami, T., Yoshioka, K., Xu, H., Tobe, K. & Goto, S. 2014 Jan 1 In : IEEJ Transactions on Electrical and Electronic Engineering. 9, 6, p. 621-632 12 p.

Research output: Contribution to journalArticle

Malware
Self organizing maps
Windows operating system
Data mining
Experiments
2013

Application of machine learning to medicine field: Toward realization of smart emergency medicine

Hamagami, T., Ohshige, K. & Suzuki, N. 2013 Jun 17 In : Journal of the Institute of Electrical Engineers of Japan. 133, 6, p. 344-347 4 p.

Research output: Contribution to journalArticle

Medicine
Learning systems
2012
2 Citations

A method for classifying packets into network flows based on GHSOM

Shi, H., Hamagami, T., Xu, H., Yu, P. & Wu, Y. 2012 Dec 1 In : Mobile Networks and Applications. 17, 6, p. 730-739 10 p.

Research output: Contribution to journalArticle

Intelligent networks
Packet networks
Flow control
Resource allocation
Internet
1 Citations

A software quality evaluation method using the change of source code metrics

Nakamura, M. & Hamagami, T. 2012 Dec 1 Proceedings - 23rd IEEE International Symposium on Software Reliability Engineering Workshops, ISSREW 2012. p. 65-69 5 p. 6405420

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

Embedded software
Complex networks
Telecommunication
Restoration
Accidents
Genetic algorithms
Sampling
Electric power distribution

High-accuracy decision of call-triage by using bayesian network

Yunoki, S., Hamagami, T., Oshige, K., Kawakami, C. & Suzuki, N. 2012 Feb 13 In : IEEJ Transactions on Electronics, Information and Systems. 132, 1

Research output: Contribution to journalArticle

Bayesian networks
Engineers
Experiments

Machine learning based autonomous network flow identifying method

Shi, H., Hamagami, T. & Xu, H. 2012 Nov 7 Lecture Notes of the Institute for Computer Sciences, Social-Informatics and Telecommunications Engineering. Vol. 98 LNICST, p. 447-457 11 p. (Lecture Notes of the Institute for Computer Sciences, Social-Informatics and Telecommunications Engineering; vol. 98 LNICST)

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

Intelligent networks
Flow control
Computer science
Learning algorithms
Resource allocation
Learning systems
2011

Autonomous implant sensor position measurement using human voxel data

Kobayashi, H. & Hamagami, T. 2011 Jun 1 In : Electronics and Communications in Japan. 94, 6, p. 1-9 9 p.

Research output: Contribution to journalArticle

Sensors
Position measurement
Robots
Tissue
Experiments

Distributed multihoming routing method by crossing control MIPv6 with SCTP

Shi, H. & Hamagami, T. 2011 Sep 7 In : IEEJ Transactions on Electronics, Information and Systems. 131, 4, p. 818-825 8 p.

Research output: Contribution to journalArticle

Communication
Internet
Network layers
Engineers
Restoration
Genetic algorithms
Electric power distribution
Sampling
Engineers
2010

Adaptive adjustment of weight parameters for diploid genetic algorithm with a network structure

Saito, T. & Hamagami, T. 2010 Dec 1 Proceedings - 2010 2nd WRI Global Congress on Intelligent Systems, GCIS 2010. Vol. 1, p. 249-253 5 p. 5708754

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

Genetic algorithms
Experiments
Genes
1 Citations
Genetic algorithms
Chromosomes
Decoding
Genes
1 Citations

Complex-valued reinforcement learning with hierarchical architecture

Yamazaki, A., Hamagami, T. & Shibuya, T. 2010 Dec 1 Conference Proceedings - IEEE International Conference on Systems, Man and Cybernetics. p. 1925-1931 7 p. 5642266

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

Reinforcement learning
Sensors
1 Citations

Cross-layer routing method for the SCTP with multihoming MIPv6

Shi, H. & Hamagami, T. 2010 Dec 1 Lecture Notes of the Institute for Computer Sciences, Social-Informatics and Telecommunications Engineering. Vol. 37 LNICST, p. 179-191 13 p. (Lecture Notes of the Institute for Computer Sciences, Social-Informatics and Telecommunications Engineering; vol. 37 LNICST)

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

Transmission control protocol
Data transfer
Computer science
Telecommunication
4 Citations
Electric power distribution
Restoration
Distributed computer systems
Managers
Engineers
1 Citations

Reinforcement learning in continuous state space with perceptual aliasing by using complex-valued RBF network

Shibuya, T., Arita, H. & Hamagami, T. 2010 Dec 1 Conference Proceedings - IEEE International Conference on Systems, Man and Cybernetics. p. 1799-1803 5 p. 5642294

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

Reinforcement learning
Radial basis function networks
Experiments
2009
Sensors
Position measurement
Robots
Tissue
Engineers
11 Citations

Multi-agent-based autonomous power distribution network restoration using contract net protocol

Kodama, J., Hamagami, T., Shinji, H., Tanabe, T., Funabashi, T. & Hirata, H. 2009 Mar 1 In : Electrical Engineering in Japan (English translation of Denki Gakkai Ronbunshi). 166, 4, p. 56-63 8 p.

Research output: Contribution to journalArticle

Electric power distribution
Restoration
Overlay networks
Accidents
Computer networks
2008
Sensors
Robots
Mobile robots
Engineers
Costs
2 Citations
Chromosomes
Genetic algorithms
Decoding
Genes
Engineers
2007
Reinforcement
Reinforcement learning
Temperature
7 Citations

A new genetic algorithm with diploid chromosomes by using probability decoding for non-stationary function optimization

Kominami, M. & Hamagami, T. 2007 Dec 1 Conference Proceedings - IEEE International Conference on Systems, Man and Cybernetics. p. 1268-1273 6 p. 4413963

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

Genetic algorithms
Chromosomes
Decoding
Genes
Experiments
1 Citations

Complex-valued reinforcement learning

Hamagami, T., Shibuya, T. & Shimada, S. 2007 Aug 28 Conference Proceedings - IEEE International Conference on Systems, Man and Cybernetics. Vol. 5, p. 4175-4179 5 p. 4274554

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

Reinforcement learning
Learning algorithms
Neural networks
Mobile robots
Time series
1 Citations

Experimental study of the eligibility traces in complex valued reinforcement learning

Shibuya, T., Shimada, S. & Hamagami, T. 2007 Dec 1 Conference Proceedings - IEEE International Conference on Systems, Man and Cybernetics. p. 1630-1635 6 p. 4413989

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

Reinforcement learning
3 Citations

Multi-agent based autonomous power distribution network restoration by using contract net protocol

Kodama, J., Hamagami, T., Shinji, H., Tanabe, T., Funabashi, T. & Hirata, H. 2007 Jan 19 In : IEEJ Transactions on Electronics, Information and Systems. 127, 1

Research output: Contribution to journalArticle

Electric power distribution
Restoration
Overlay networks
Accidents
Computer systems
2006
2 Citations

Cooperative control for distributed generation by using multiagent learning

Kodama, J., Shinji, H., Tanabe, T., Hamagami, T. & Hirata, H. 2006 Feb 14 In : IEEJ Transactions on Electronics, Information and Systems. 126, 2, p. 194-195 2 p.

Research output: Contribution to journalArticle

Distributed power generation
1 Citations
Power markets
Intelligent systems
Deregulation
Electricity
2005

Autonomous driving control for ITS by using learning automaton network with multiple environments

Shiraishi, K., Hamagami, T., Koakutsu, S. & Hirata, H. 2005 Mar 1 In : Electrical Engineering in Japan (English translation of Denki Gakkai Ronbunshi). 150, 4, p. 36-43 8 p.

Research output: Contribution to journalArticle

Controllers
Highway systems
Collision avoidance
Reinforcement
Experiments

Hebbian learning rule restraining catastrophic forgetting in pulse neural network

Motoki, M., Hamagami, T., Koakutsu, S. & Hirata, H. 2005 May 1 In : Electrical Engineering in Japan (English translation of Denki Gakkai Ronbunshi). 151, 3, p. 50-60 11 p.

Research output: Contribution to journalArticle

Neural networks
Experiments
Neurons
Fires
Robots
4 Citations

State space partitioning and clustering with sensor alignment for autonomous robots

Hamagami, T. & Hirata, H. 2005 Conference Proceedings - IEEE International Conference on Systems, Man and Cybernetics. Vol. 3, p. 2655-2660 6 p.

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

Sensors
Wheelchairs
Robots
Costs
Experiments
2004
11 Citations

Development of intelligent wheelchair acquiring autonomous, cooperative, and collaborative behavior

Hamagami, T. & Hirata, H. 2004 Dec 1 Conference Proceedings - IEEE International Conference on Systems, Man and Cybernetics. Vol. 4, p. 3525-3530 6 p.

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

Wheelchairs
Intelligent agents
Virtual reality
Experiments
2003
7 Citations

An adjustment method of the number of states on Q-learning segmenting state space adaptively

Hamagami, T. & Hirata, H. 2003 Proceedings of the IEEE International Conference on Systems, Man and Cybernetics. Vol. 4, p. 3062-3067 6 p.

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

Temperature
15 Citations

Method of crowd simulation by using multiagent on cellular automata

Hamagami, T. & Hirata, H. 2003 Dec 1 Proceedings - IEEE/WIC International Conference on Intelligent Agent Technology, IAT'03. p. 46-52 7 p. 1241047

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

Cellular automata
2002
1 Citations

Reinforcement learning to compensate for perceptual aliasing using dynamic additional parameter: Motivational value

Hamagami, T., Koakutsu, S. & Hirata, H. 2002 Proceedings of the IEEE International Conference on Systems, Man and Cybernetics. El Kamel, A., Mellouli, K. & Borne, P. (eds.). Vol. 2, p. 1-6 6 p.

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

Reinforcement learning
Phase control
Control systems
Experiments
1996

Method for estimating prosodic symbol from text for Japanese text-to-speech synthesis

Magata, K. I., Hamagami, T. & Komura, M. 1996 Dec 1 International Conference on Spoken Language Processing, ICSLP, Proceedings. Anon (ed.). Piscataway, NJ, United States: IEEE, Vol. 3, p. 1373-1376 4 p.

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

Speech synthesis
Linguistics

Study on Japanese prosodic pattern and its modeling in restricted speech

Hamagami, T., Magata, K. I. & Komura, M. 1996 Dec 1 International Conference on Spoken Language Processing, ICSLP, Proceedings. Anon (ed.). Piscataway, NJ, United States: IEEE, Vol. 3, p. 1628-1631 4 p.

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

Pattern matching
Linguistics