Koichi Moriyama

Publication Activity (10 Years)

Years Active: 1995-2024
Publications (10 Years): 33

Top Topics

Continuous State Spaces

Behavioral Patterns

Reinforcement Learning

Language Generation

Top Venues

Artif. Life Robotics

PRIMA Workshops

Publications

Julien Pierre Edmond Ghali, Kosuke Shima, Koichi Moriyama, Atsuko Mutoh, Nobuhiro Inuzuka
Enhancing Retrieval Processes for Language Generation with Augmented Queries. CoRR (2024)
Ryoichi Takatsuka, Koichi Moriyama, Tohgoroh Matsui, Atsuko Mutoh, Kosuke Shima, Nobuhiro Inuzuka
A Simple Sequential Social Dilemma Game. ICA (2023)
Julien Pierre Edmond Ghali, Nobuhiro Inuzuka, Kosuke Shima, Koichi Moriyama, Atsuko Mutoh
Automating Lexicon Generation: A Comprehensive Review of Alternative Approaches. KES (2023)
Atsuko Mutoh, Kazuma Morikida, Koichi Moriyama, Nobuhiro Inuzuka
Evaluation of Employees by Generating Meeting Networks Using Entry and Exit Data. ICCE (2023)
Yuya Mitarai, Atsuko Mutoh, Kosuke Shima, Koichi Moriyama, Tohgoroh Matsui, Nobuhiro Inuzuka
Automatic Construct of Communication Structures in LINE Group Chat. GCCE (2023)
Shohei Yamanaka, Kosuke Shima, Atsuko Mutoh, Koichi Moriyama, Tohgoroh Matsui, Nobuhiro Inuzuka
Evaluation System for Martial Arts Demonstration from Smartphone Sensor Data Using Deep Neural Networks on Noisy Labels. ICCE (2023)
Kazuki Iwadare, Atsuko Mutoh, Koichi Moriyama, Nobuhiro Inuzuka
Proposal of a Game Recommendation System Considering Playing Time and Friendships. GCCE (2022)
Rogers Aloo, Atsuko Mutoh, Koichi Moriyama, Tohgoroh Matsui, Nobuhiro Inuzuka
Ensemble method using real images, metadata and synthetic images for control of class imbalance in classification. Artif. Life Robotics 27 (4) (2022)
Koichi Moriyama, Akira Otsuka
Permissionless Blockchain-Based Sybil-Resistant Self-Sovereign Identity Utilizing Attested Execution Secure Processors. Blockchain (2022)
Shogo Yasui, Atsuko Mutoh, Koichi Moriyama, Tohgoroh Matsui, Nobuhiro Inuzuka
Extraction of Behavioral Patterns by Recombining Non-Negative Multiple Matrix Factorization and Clustering Results. GCCE (2021)
Shohei Yamanaka, Kosuke Shima, Atsuko Mutoh, Koichi Moriyama, Tohgoroh Matsui, Nobuhiro Inuzuka
Evaluation of martial arts demonstration focusing on peak timing using acceleration data. GCCE (2021)
Juno Hashimoto, Atsuko Mutoh, Koichi Moriyama, Azusa Yokogoshi, Eiko Yoshida, Tohgoroh Matsui, Nobuhiro Inuzuka
Classification of buzzwords by focusing on time trends using Twitter data. GCCE (2021)
Kosuke Shima, Atsuko Mutoh, Koichi Moriyama, Nobuhiro Inuzuka
Human motion analysis using expressions of non-separated accelerometer values as character strings. Artif. Life Robotics 26 (2) (2021)
Kosuke Ozeki, Atsuko Mutoh, Koichi Moriyama, Tohgoroh Matsui, Nobuhiro Inuzuka
Evolution of Mate-choice Copying Adapted to Environmental Changes. GCCE (2020)
Bassel Ali, Koichi Moriyama, Wasin Kalintha, Masayuki Numao, Ken-ichi Fukui
Reinforcement learning based metric filtering for evolutionary distance metric learning. Intell. Data Anal. 24 (6) (2020)
Bassel Ali, Koichi Moriyama, Masayuki Numao, Ken-ichi Fukui
Reinforcement Learning based Evolutionary Metric Filtering for High Dimensional Problems. ICMLA (2020)
Koichi Moriyama, Yoshiya Kurogi, Atsuko Mutoh, Tohgoroh Matsui, Nobuhiro Inuzuka
Running Reinforcement Learning Agents on GPU for Many Simulations of Two-Person Simultaneous Games. ICA (2019)
Naoto Horie, Tohgoroh Matsui, Koichi Moriyama, Atsuko Mutoh, Nobuhiro Inuzuka
Multi-objective safe reinforcement learning: the relationship between multi-objective reinforcement learning and safe reinforcement learning. Artif. Life Robotics 24 (3) (2019)
Takumi Umemoto, Tohgoroh Matsui, Atsuko Mutoh, Koichi Moriyama, Nobuhiro Inuzuka
Safe Reinforcement Learning in Continuous State Spaces. GCCE (2019)
Masaya Miyawaki, Koichi Moriyama, Atsuko Mutoh, Tohgoroh Matsui, Nobuhiro Inuzuka
Evolution Direction of Reward Appraisal in Reinforcement Learning Agents. KES-AMSTA (2018)
Bassel Ali, Wasin Kalintha, Koichi Moriyama, Masayuki Numao, Ken-ichi Fukui
Reinforcement learning for evolutionary distance metric learning systems improvement. GECCO (Companion) (2018)
Wataru Fujita, Koichi Moriyama, Ken-ichi Fukui, Masayuki Numao
Two-Stage Reinforcement Learning Algorithm for Quick Cooperation in Repeated Games. Trans. Comput. Collect. Intell. 28 (2018)
Kazuhiro Murakami, Koichi Moriyama, Atsuko Mutoh, Tohgoroh Matsui, Nobuhiro Inuzuka
Accelerating Deep Q Network by Weighting Experiences. ICONIP (1) (2018)
Yuta Izumi, Atsuko Mutoh, Koichi Moriyama, Nobuhiro Inuzuka
A Friendship Generation Model Considering Affiliations. GCCE (2018)
Kosuke Shima, Koichi Moriyama, Atsuko Mutoh, Nobuhiro Inuzuka
Physical and Behavioral Characterization of Human Groups Classified Using Symbolic Pattern Analysis. KES (2018)
Seidai Kojima, Hayato Ishigure, Miwa Sakata, Atsuko Mutoh, Koichi Moriyama, Nobuhiro Inuzuka
An Analysis Method of Traveling-Time Patterns Between Rooms from Entry and Exit Data of Office Workers. GCCE (2018)
Nattapong Thammasan, Koichi Moriyama, Ken-ichi Fukui, Masayuki Numao
Familiarity effects in EEG-based emotion recognition. Brain Informatics 4 (1) (2017)
Bassel Ali, Ken-ichi Fukui, Wasin Kalintha, Koichi Moriyama, Masayuki Numao
Reinforcement learning based distance metric filtering approach in clustering. SSCI (2017)
Koichi Moriyama, Kaori Nakase, Atsuko Mutoh, Nobuhiro Inuzuka
The resilience of cooperation in a Dilemma game played by reinforcement learning agents. ICA (2017)
Nattapong Thammasan, Koichi Moriyama, Ken-ichi Fukui, Masayuki Numao
Continuous Music-Emotion Recognition Based on Electroencephalogram. IEICE Trans. Inf. Syst. (4) (2016)
Danaipat Sodkomkham, Davide Ciliberti, Matthew A. Wilson, Ken-ichi Fukui, Koichi Moriyama, Masayuki Numao, Fabian Kloosterman
Kernel density compression for real-time Bayesian encoding/decoding of unsorted hippocampal spikes. Knowl. Based Syst. 94 (2016)
Kosuke Shima, Atsuko Mutoh, Koichi Moriyama, Youhei Yamaguchi, Nobuhiro Inuzuka
Analysis of characteristic motions and their relations in radio gymnastic exercises. GCCE (2016)
Wataru Fujita, Koichi Moriyama, Ken-ichi Fukui, Masayuki Numao
Adaptive Two-stage Learning Algorithm for Repeated Games. ICAART (1) (2016)
Juan Lorenzo Hagad, Koichi Moriyama, Ken-ichi Fukui, Masayuki Numao
Modeling Work Stress Using Heart Rate and Stress Coping Profiles. PRIMA Workshops (2015)
Yoshiyuki Okada, Ken-ichi Fukui, Koichi Moriyama, Masayuki Numao
Cluster Sequence Mining: Causal Inference with Time and Space Proximity Under Uncertainty. PAKDD (2) (2015)
Nattapong Thammasan, Koichi Moriyama, Ken-ichi Fukui, Masayuki Numao
Investigation of Familiarity Effects in Music-Emotion Recognition Based on EEG. BIH (2015)
Yusuke Sakamoto, Ken-ichi Fukui, João Gama, Daniela Nicklas, Koichi Moriyama, Masayuki Numao
Concept Drift Detection with Clustering via Statistical Change Detection Methods. KSE (2015)
Peerapon Vateekul, Nattapong Thammasan, Koichi Moriyama, Ken-ichi Fukui, Masayuki Numao
Item-Based Learning for Music Emotion Prediction Using EEG Data. PRIMA Workshops (2015)
Vanus Vachiratamporn, Roberto S. Legaspi, Koichi Moriyama, Ken-ichi Fukui, Masayuki Numao
An analysis of player affect transitions in survival horror games. J. Multimodal User Interfaces 9 (1) (2015)
Kazuki Asayama, Koichi Moriyama, Ken-ichi Fukui, Masayuki Numao
Prediction as faster perception in a real-time fighting video game. CIG (2015)
Paul Salvador Inventado, Roberto S. Legaspi, Koichi Moriyama, Ken-ichi Fukui, Masayuki Numao
Sidekick: A Tool for Helping Students Manage Behavior in Self-initiated Learning Scenarios. Int. J. Distance Educ. Technol. 12 (4) (2014)
Vanus Vachiratamporn, Koichi Moriyama, Ken-ichi Fukui, Masayuki Numao
An implementation of affective adaptation in survival horror games. CIG (2014)
Koichi Moriyama, Simón Enrique Ortiz Branco, Mitsuhiro Matsumoto, Ken-ichi Fukui, Satoshi Kurihara, Masayuki Numao
An Intelligent Fighting Videogame Opponent Adapting to Behavior Patterns of the User. IEICE Trans. Inf. Syst. (4) (2014)
Ira Puspitasari, Ken-ichi Fukui, Koichi Moriyama, Masayuki Numao
Predicting Consumer Familiarity with Health Topics by Query Formulation and Search Result Interaction. PRICAI (2014)
Koichi Moriyama, Satoshi Kurihara, Masayuki Numao
Cooperation-eliciting prisoner's dilemma payoffs for reinforcement learning agents. AAMAS (2014)
Paul Salvador Inventado, Roberto S. Legaspi, Koichi Moriyama, Masayuki Numao, Jeanine DeFalco, Ryan S. Baker
An architecture for identifying and using effective learning behavior to help students manage learning. AIED Workshops (2013)
Danaipat Sodkomkham, Roberto S. Legaspi, Ken-ichi Fukui, Koichi Moriyama, Satoshi Kurihara, Masayuki Numao
Predictability Analysis of Aperiodic and Periodic Model for Long-Term Human Mobility Using Ambient Sensors. MSM/MUSE (2013)
Paul Salvador Inventado, Roberto S. Legaspi, Rafael Cabredo, Koichi Moriyama, Ken-ichi Fukui, Satoshi Kurihara, Masayuki Numao
Identification of Effective Learning Behaviors. AIED (2013)
Vanus Vachiratamporn, Roberto S. Legaspi, Koichi Moriyama, Masayuki Numao
Towards the Design of Affective Survival Horror Games: An Investigation on Player Affect. ACII (2013)
Satoshi Kurihara, Koichi Moriyama, Masayuki Numao
Context-Aware Application Prediction and Recommendation in Mobile Devices. Web Intelligence (2013)
Satoshi Kurihara, Koichi Moriyama, Masayuki Numao
Proposition of the Context-Aware Application Prediction Mechanism for Mobile Devices. Web Intelligence/IAT Workshops (2013)
Junya Nakase, Koichi Moriyama, Kiyoshi Kiyokawa, Masayuki Numao, Mayumi Oyama, Satoshi Kurihara
Learning system for adapting users with user's state classification by vital sensing. VR (2013)
Kiyoshi Kiyokawa, Masahide Hatanaka, Kazufumi Hosoda, Masashi Okada, Hironori Shigeta, Yasunori Ishihara, Fukuhito Ooshita, Hirotsugu Kakugawa, Satoshi Kurihara, Koichi Moriyama
Owens Luis - A context-aware multi-modal smart office chair in an ambient environment. VR (2012)
Junya Nakase, Koichi Moriyama, Kiyoshi Kiyokawa, Masayuki Numao, Mayumi Oyama, Satoshi Kurihara
Adaptive interactive device control by using reinforcement learning in ambient information environment. VR (2012)
Hironori Shigeta, Junya Nakase, Yuta Tsunematsu, Kiyoshi Kiyokawa, Masahide Hatanaka, Kazufumi Hosoda, Masashi Okada, Yasunori Ishihara, Fukuhito Ooshita, Hirotsugu Kakugawa, Satoshi Kurihara, Koichi Moriyama
Implementation of a smart office system in an ambient environment. VR (2012)
Roberto S. Legaspi, Akinobu Ueda, Rafael Cabredo, Takayuki Nishikawa, Ken-ichi Fukui, Koichi Moriyama, Satoshi Kurihara, Masayuki Numao
Exploring Melodic Motif to Support an Affect-Based Music Compositional Intelligence. KSE (2011)
Koichi Moriyama, Satoshi Kurihara, Masayuki Numao
Evolving subjective utilities: Prisoner's Dilemma game examples. AAMAS (2011)
Simón Enrique Ortiz Branco, Koichi Moriyama, Ken-ichi Fukui, Satoshi Kurihara, Masayuki Numao
Three-Subagent Adapting Architecture for Fighting Videogames. PRICAI (2010)
Roberto S. Legaspi, Ken-ichi Fukui, Koichi Moriyama, Satoshi Kurihara, Masayuki Numao, Merlin Suarez
Addressing the problems of data-centric physiology-affect relations modeling. IUI (2010)
Koichi Moriyama
Learning-Rate Adjusting Q-Learning for Two-Person Two-Action Symmetric Games. KES-AMSTA (2009)
Koichi Moriyama
Utility based Q-learning to facilitate cooperation in Prisoner's Dilemma games. Web Intell. Agent Syst. 7 (3) (2009)
Koichi Moriyama, Mitsuhiro Matsumoto, Ken-ichi Fukui, Satoshi Kurihara, Masayuki Numao
Reinforcement Learning on a Futures Market Simulator. J. Univers. Comput. Sci. 14 (7) (2008)
Koichi Moriyama
Learning-Rate Adjusting Q-Learning for Prisoner's Dilemma Games. IAT (2008)
Toshihito Sugimoto, Roberto S. Legaspi, Akihiro Ota, Koichi Moriyama, Satoshi Kurihara, Masayuki Numao
Modelling affective-based music compositional intelligence with the aid of ANS analyses. Knowl. Based Syst. 21 (3) (2008)
Koichi Moriyama, Mitsuhiro Matsumoto, Ken-ichi Fukui, Satoshi Kurihara, Masayuki Numao
Reinforcement Learning on a Futures Market Simulator. KES-AMSTA (2007)
Roberto S. Legaspi, Yuya Hashimoto, Koichi Moriyama, Satoshi Kurihara, Masayuki Numao
Music compositional intelligence with an affective flavor. IUI (2007)
Koichi Moriyama
Utility Based Q-learning to Maintain Cooperation in Prisoner's Dilemma Games. IAT (2007)
Toshihito Sugimoto, Roberto S. Legaspi, Akihiro Ota, Koichi Moriyama, Satoshi Kurihara, Masayuki Numao
Modelling Affective-based Music Compositional Intelligence with the Aid of ANS Analyses. SGAI Conf. (2007)
Xiaodong Lu, Koichi Moriyama, Ivan Luque, Miho Kanda, Yanqing Jiang, Ryuji Takanuki, Kinji Mori
Timeliness and Reliability Oriented Autonomous Network-Based Information Services Integration in Multi-Agent Systems. IEICE Trans. Inf. Syst. (9) (2005)
Khaled Ragab, Koichi Moriyama, Hisayuki Kuriyama, Yuji Horikoshi, Yosuke Sugiyama
An autonomous decentralized community overly network division and integration technology for achieving timeliness. ISADS (2005)
Yosuke Sugiyama, Yuji Horikoshi, Hisayuki Kuriyama, Koichi Moriyama
Service search technology in autonomous decentralized community system for timeliness. ISADS (2005)
Ivan Luque, Xiaodong Lu, Miho Kanda, Koichi Moriyama, Yasushi Kuba, Ryuji Takanuki
Autonomous decentralized service level management for real-time assurance. ISADS (2005)
Yanqing Jiang, Xiaodong Lu, Ivan Luque, Miho Kanda, Koichi Moriyama, Ryuji Takanuki, Yasushi Kuba
Autonomous node reallocation for achieving load balance under changing users' preference. ISADS (2005)
Miho Kanda, Misato Tasaka, Xiaodong Lu, Ivan Luque, Yanqing Jiang, Koichi Moriyama, Ryuji Takanuki, Yasushi Kuba
Autonomous video-on-demand system for heterogeneous quality levels to achieve high assurance. ISADS (2005)
Galen S. Swint, Calton Pu, Gueyoung Jung, Wenchang Yan, Younggyun Koh, Qinyi Wu, Charles Consel, Akhil Sahai, Koichi Moriyama
Clearwater: extensible, flexible, modular code generation. ASE (2005)
Xiaodong Lu, Ivan Luque, Miho Kanda, Yanqing Jiang, Koichi Moriyama, Kinji Mori, Ryuji Takanuki, Yasushi Kuba
Autonomous network-based information services integration for high response in multi-agent information service systems. ISADS (2005)
Koichi Moriyama
Learning desirable actions in two-player two-action games. ISADS (2005)
Galen S. Swint, Calton Pu, Younggyun Koh, Ling Liu, Wenchang Yan, Charles Consel, Koichi Moriyama, Jonathan Walpole
Infopipes: The ISL/ISG Implementation Evaluation. NCA (2004)
Galen S. Swint, Calton Pu, Koichi Moriyama
Infopipes: Concepts and ISG Implementation. WSTFEUS (2004)
Koichi Moriyama, Masayuki Numao
Self-evaluated Learning Agent in Multiple State Games. ECML (2003)
Khaled Ragab, Naohiro Kaji, Koichi Moriyama, Kinji Mori
Scalable Multilateral Communication Technique for Large-Scale Information Systems. COMPSAC (2003)
Koichi Moriyama, Masayuki Numao
Construction of a learning agent handling its rewards according to environmental situations. AAMAS (2002)
Koichi Moriyama, Masayuki Numao
Constructing an Autonomous Agent with an Interdependent Heuristics. PRICAI (2000)
Hisashi Osumi, Tamio Arai, Toshiyasu Fukuoka, Koichi Moriyama, Hajime Torii
Cooperative control of two industrial robots with force control devices. IROS (3) (1995)