Hiroshi Okamoto

According to our database, Hiroshi Okamoto authored at least 37 papers between 1995 and 2024.

Collaborative distances:

• Dijkstra number of four.
• Erdős number of four.

2024

Random walk model that universally generates inverse square Lévy walk by eliminating search cost minimization constraint.

Shuji Shinohara, Daiki Morita, Hayato Hirai, Ryosuke Kuribayashi, Nobuhito Manome, Toru Moriyama, Hiroshi Okamoto, Yoshihiro Nakajima, Pegio-yukio Gunji, Ung-il Chung

CoRR, 2024

2023

Inverse square Levy walk emerging universally in goal-oriented tasks.

Shuji Shinohara, Daiki Morita, Nobuhito Manome, Ryota Hayashi, Toru Moriyama, Hiroshi Okamoto, Pegio-yukio Gunji, Ung-il Chung

CoRR, 2023

2022

Topological Excitations in Neutral-Ionic Transition Systems.

Keishi Sunami, Ryosuke Takehara, Kazuya Miyagawa, Hiroshi Okamoto, Kazushi Kanoda

Symmetry, 2022

Experiment of Integrated Technologies in Robotics, Network, and Computing for Smart Agriculture.

Ryota Ishibashi, Takuma Tsubaki, Shingo Okada, Hiroshi Yamamoto, Takeshi Kuwahara, Kenichi Kawamura, Keisuke Wakao, Takatsune Moriyama, Ricardo Ospina, Hiroshi Okamoto, Noboru Noguchi

IEICE Trans. Commun., 2022

2021

Power Laws Derived from a Bayesian Decision-Making Model in Non-Stationary Environments.

Shuji Shinohara, Nobuhito Manome, Yoshihiro Nakajima, Yukio-Pegio Gunji, Toru Moriyama, Hiroshi Okamoto, Shunji Mitsuyoshi, Ung-il Chung

Symmetry, 2021

Design and Implementation of Involute-Curve-Shaped-Mechanism for Stair Climbing.

Ryosuke Fukuda, Hiroshi Okamoto, Taku Kitahara, Ryota Yamashina

Proceedings of the IEEE/SICE International Symposium on System Integration, 2021

2020

Laser Pouch Motors: Selective and Wireless Activation of Soft Actuators by Laser-Powered Liquid-to-Gas Phase Change.

Takefumi Hiraki, Kenichi Nakahara, Koya Narumi, Ryuma Niiyama, Noriaki Kida, Naoki Takamura, Hiroshi Okamoto, Yoshihiro Kawahara

IEEE Robotics Autom. Lett., 2020

Lévy walks derived from a Bayesian decision-making model in non-stationary environments.

Shuji Shinohara, Nobuhito Manome, Yoshihiro Nakajima, Yukio-Pegio Gunji, Toru Moriyama, Hiroshi Okamoto, Shunji Mitsuyoshi, Ung-il Chung

CoRR, 2020

2019

Relation prediction in knowledge graph by Multi-Label Deep Neural Network.

Yohei Onuki, Tsuyoshi Murata, Shun Nukui, Seiya Inagi, Xule Qiu, Masao Watanabe, Hiroshi Okamoto

Appl. Netw. Sci., 2019

2017

Predicting relations of embedded RDF entities by Deep Neural Network.

Yohei Onuki, Tsuyoshi Murata, Shun Nukui, Seiya Inagi, Xule Qiu, Masao Watanabe, Hiroshi Okamoto

Proceedings of the ISWC 2017 Posters & Demonstrations and Industry Tracks co-located with 16th International Semantic Web Conference (ISWC 2017), Vienna, Austria, October 23rd - to, 2017

Predicting Relations Between RDF Entities by Deep Neural Network.

Tsuyoshi Murata, Yohei Onuki, Shun Nukui, Seiya Inagi, Xule Qiu, Masao Watanabe, Hiroshi Okamoto

Proceedings of the Semantic Web: ESWC 2017 Satellite Events - ESWC 2017 Satellite Events, Portorož, Slovenia, May 28, 2017

Topic Extraction from Millions of Tweets Based on Community Detection in Bipartite Networks.

Takako Hashimoto, Tetsuji Kuboyama, Hiroshi Okamoto, Kilho Shin

Proceedings of the Information Modelling and Knowledge Bases XXIX, 2017

Topic Extraction on Twitter Considering Author's Role Based on Bipartite Networks.

Takako Hashimoto, Tetsuji Kuboyama, Hiroshi Okamoto, Kilho Shin

Proceedings of the Discovery Science - 20th International Conference, 2017

Missionaries, Politicians, and Boy Bands: Onlooker Behavior on Twitter During the Nepal, Kumamoto, and Ecuador Earthquakes.

David Lawrence Shepard, Takako Hashimoto, Hiroshi Okamoto, Tetsuji Kuboyama, Kilho Shin

Proceedings of the 12th Annual International Conference of the Alliance of Digital Humanities Organizations, 2017

Topic life cycle extraction from big Twitter data based on community detection in bipartite networks.

Takako Hashimoto, Hiroshi Okamoto, Tetsuji Kuboyama, Kilho Shin

Proceedings of the 2017 IEEE International Conference on Big Data (IEEE BigData 2017), 2017

2016

Local community detection as pattern restoration by attractor dynamics of recurrent neural networks.

Hiroshi Okamoto

Biosyst., 2016

2015

Community Detection as Pattern Restoration by Attractor Neural-Network Dynamics.

Hiroshi Okamoto

Proceedings of the Information Processing in Cells and Tissues, 2015

2013

Local Detection of Communities by Neural-Network Dynamics.

Hiroshi Okamoto

Proceedings of the Artificial Neural Networks and Machine Learning - ICANN 2013, 2013

2012

Extracting Tailored Protein Complexes from Protein-Protein Interaction Networks.

Hiroshi Okamoto

Proceedings of the Information Processign in Cells and Tissues, 2012

Extracting Communities from Citation Networks of Patents: Application of the Brain-Inspired Mechanism of Information Retrieval.

Hiroshi Okamoto

Proceedings of the Bio-Inspired Models of Network, Information, and Computing Systems, 2012

2011

Topic-Dependent Document Ranking: Citation Network Analysis by Analogy to Memory Retrieval in the Brain.

Hiroshi Okamoto

Proceedings of the Artificial Neural Networks and Machine Learning - ICANN 2011, 2011

2010

Fe-B-Nb-Nd magnetic metallic glass thin film for MEMS and NEMS.

Tuan A. Phan, Sangmin Lee, Akihiro Makino, Hiroshi Okamoto, Hiroki Kuwano

Proceedings of the 5th IEEE International Conference on Nano/Micro Engineered and Molecular Systems, 2010

2009

Recurrent Network Models for Perfect Temporal Integration of Fluctuating Correlated Inputs.

Hiroshi Okamoto, Tomoki Fukai

PLoS Comput. Biol., 2009

Graded information extraction by neural-network dynamics with multihysteretic neurons.

Yukihiro Tsuboshita, Hiroshi Okamoto

Neural Networks, 2009

2007

Context-dependent retrieval of information by neural-network dynamics with continuous attractors.

Yukihiro Tsuboshita, Hiroshi Okamoto

Neural Networks, 2007

2006

Computational algorithms and neuronal network models underlying decision processes.

Yutaka Sakai, Hiroshi Okamoto, Tomoki Fukai

Neural Networks, 2006

2005

Information Retrieval Based on a Neural-Network System with Multi-stable Neurons.

Yukihiro Tsuboshita, Hiroshi Okamoto

Proceedings of the Artificial Neural Networks: Formal Models and Their Applications, 2005

2004

Propagation of quasi-stable activation in a chain of recurrent neural networks.

Hiroshi Okamoto, Tomoki Fukai

Neurocomputing, 2004

2003

Neural bases of accumulator models.

Hiroshi Okamoto, Tomoki Fukai

Neurocomputing, 2003

Time representing cortical activities: two models inspired by prefrontal persistent activity.

Katsunori Kitano, Hiroshi Okamoto, Tomoki Fukai

Biol. Cybern., 2003

2001

On experimental predictions from a model for a neural mechanism of internal timer.

Hiroshi Okamoto, Tomoki Fukai

Neurocomputing, 2001

2000

A model for neural representation of intervals of time.

Hiroshi Okamoto, Tomoki Fukai

Neurocomputing, 2000

Switching characteristics of a model for biochemical-reaction networks describing autophosphorylation versus dephosphorylation of Ca²⁺/calmodulin-dependent protein kinase II.

Hiroshi Okamoto, Kazuhisa Ichikawa

Biol. Cybern., 2000

1999

Temporal Event Association and Output-Dependent Learning: A Proposed Scheme of Neural Molecular Connections.

Yukifumi Shigematsu, Hiroshi Okamoto, Kazuhisa Ichikawa, Gen Matsumoto

J. Adv. Comput. Intell. Intell. Informatics, 1999

1998

A Model for Synaptic Competition for a Finite Resource.

Hiroshi Okamoto, Kazuhisa Ichikawa

Proceedings of the Fifth International Conference on Neural Information Processing, 1998

1997

Distinguishing chaos from random fractal sequences by the comparison of forward and backward predictions: utilization of the difference in time reversal symmetry of time series.

Masayoshi Naito, Naoki Tanaka, Hiroshi Okamoto

Proceedings of the Knowledge-Based Intelligent Electronic Systems, 1997

1995

Study for Micro Mobile Machine with Piezoelectric Driving Force Actuator.

Motomu Asano, Toshiyuki Matsuoka, Hiroshi Okamoto, S. Mitsuishi, Teruyuki Matsui

Proceedings of the 1995 International Conference on Robotics and Automation, 1995