Kohei Hatano

Publication Activity (10 Years)

Years Active: 2001-2024
Publications (10 Years): 69

Top Topics

Multiarmed Bandit

Support Systems

Millimeter Wave

Scheduling Problem

Top Venues

IEICE Trans. Inf. Syst.

Publications

Yiping Tang, Kohei Hatano, Eiji Takimoto
Rotation-Invariant Convolution Networks with Hexagon-Based Kernels. IEICE Trans. Inf. Syst. 107 (2) (2024)
Xuanke Jiang, Sherief Hashima, Kohei Hatano, Eiji Takimoto
Servers. IEICE Trans. Inf. Syst. 107 (3) (2024)
Xuanke Jiang, Sherief Hashima, Kohei Hatano, Eiji Takimoto
Opportunistic Downlink User Connectivity in NOMA Enhanced NB-IoT Systems, A Semi-Matching Approach. WCNC (2024)
Ryotaro Mitsuboshi, Kohei Hatano, Eiji Takimoto
Solving Linear Regression with Insensitive Loss by Boosting. IEICE Trans. Inf. Syst. 107 (3) (2024)
Ehab Mahmoud Mohamed, Sherief Hashima, Kohei Hatano, Eiji Takimoto, Mohamed Abdel-Nasser
Load Balancing Multi-Player MAB Approaches for RIS-Aided mmWave User Association. IEEE Access 11 (2023)
Sherief Hashima, Mostafa M. Fouda, Kohei Hatano, Hany Kasban, Ehab Mahmoud Mohamed
Dual objective bandit for best channel selection in hybrid band wireless systems. J. Ambient Intell. Humaniz. Comput. 14 (4) (2023)
Yiping Tang, Kohei Hatano, Eiji Takimoto
Boosting-Based Construction of BDDs for Linear Threshold Functions and Its Application to Verification of Neural Networks. DS (2023)
Sherief Hashima, Mostafa M. Fouda, Kohei Hatano, Eiji Takimoto
Advanced Learning Schemes for Metaverse Applications in B5G/6G Networks. MetaCom (2023)
Sherief Hashima, Ehab Mahmoud Mohamed, Kohei Hatano, Eiji Takimoto, Mostafa M. Fouda, Zubair Md. Fadlullah
On Enhancing WiGig Communications With A UAV-Mounted RIS System: A Contextual Multi-Armed Bandit Approach. PIMRC (2023)
Yaxiong Liu, Atsuyoshi Nakamura, Kohei Hatano, Eiji Takimoto
Pure exploration in multi-armed bandits with low rank structure using oblivious sampler. CoRR (2023)
Ramez Hosny, Sherief Hashima, Ehab Mahmoud Mohamed, Kohei Hatano, Rokaia M. Zaki, Basem M. ElHalawany
Budgeted Thompson Sampling for Trajectory Planning in UAV-Enhanced NOMA Emergency Networks. IoTaIS (2023)
Sherief Hashima, Zubair Md. Fadlullah, Mostafa M. Fouda, Kohei Hatano, Eiji Takimoto, Mohsen Guizani
A Dual-Objective Bandit-Based Opportunistic Band Selection Strategy for Hybrid-Band V2X Metaverse Content Update. GLOBECOM (2023)
Ryotaro Mitsuboshi, Kohei Hatano, Eiji Takimoto
An Improved Metarounding Algorithm via Frank-Wolfe. CoRR (2023)
Sherief Hashima, Zubair Md. Fadlullah, Mostafa M. Fouda, Ehab Mahmoud Mohamed, Kohei Hatano, Basem M. ElHalawany, Mohsen Guizani
On Softwarization of Intelligence in 6G Networks for Ultra-Fast Optimal Policy Selection: Challenges and Opportunities. IEEE Netw. 37 (2) (2023)
Sherief Hashima, Kohei Hatano, Ehab Mahmoud Mohamed
Advanced MAB Schemes for WiGig-Aided Aerial Mounted RIS Wireless Networks. CCNC (2023)
Sherief Hashima, Mohamed H. Saad, Kohei Hatano, Hamada Rizk
Vehicle Classification in Intelligent Transportation Systems Using Deep Learning and Seismic Data. ISI (2023)
Yiping Tang, Kohei Hatano, Eiji Takimoto
Boosting-based Construction of BDDs for Linear Threshold Functions and Its Application to Verification of Neural Networks. CoRR (2023)
Yuta Kurokawa, Ryotaro Mitsuboshi, Haruki Hamasaki, Kohei Hatano, Eiji Takimoto, Holakou Rahmanian
Extended Formulations via Decision Diagrams. COCOON (2) (2023)
Ryotaro Mitsuboshi, Kohei Hatano, Eiji Takimoto
Boosting as Frank-Wolfe. CoRR (2022)
Amira O. Hashesh, Sherief Hashima, Rokaia M. Zaki, Mostafa M. Fouda, Kohei Hatano, Adly S. Tag Eldien
AI-Enabled UAV Communications: Challenges and Future Directions. IEEE Access 10 (2022)
Yuta Kurokawa, Ryotaro Mitsuboshi, Haruki Hamasaki, Kohei Hatano, Eiji Takimoto, Holakou Rahmanian
Extended Formulations via Decision Diagrams. CoRR (2022)
Ehab Mahmoud Mohamed, Sherief Hashima, Kohei Hatano, Mostafa M. Fouda
Cost-Effective MAB Approaches for Reconfigurable Intelligent Surface Aided Millimeter Wave Relaying. IEEE Access 10 (2022)
Ehab Mahmoud Mohamed, Sherief Hashima, Kohei Hatano
Energy Aware Multiarmed Bandit for Millimeter Wave-Based UAV Mounted RIS Networks. IEEE Wirel. Commun. Lett. 11 (6) (2022)
Ehab Mahmoud Mohamed, Sherief Hashima, Kohei Hatano, Saud Alhajaj Aldossari
Two-Stage Multiarmed Bandit for Reconfigurable Intelligent Surface Aided Millimeter Wave Communications. Sensors 22 (6) (2022)
Ahmad Gendia, Osamu Muta, Sherief Hashima, Kohei Hatano
UAV Positioning with Joint NOMA Power Allocation and Receiver Node Activation. PIMRC (2022)
Mostafa M. Fouda, Sherief Hashima, Sadman Sakib, Zubair Md. Fadlullah, Kohei Hatano, Xuemin Shen
Optimal Channel Selection in Hybrid RF/VLC Networks: A Multi-Armed Bandit Approach. IEEE Trans. Veh. Technol. 71 (6) (2022)
Basem M. ElHalawany, Sherief Hashima, Kohei Hatano, Kaishun Wu, Ehab Mahmoud Mohamed
Leveraging Machine Learning for Millimeter Wave Beamforming in Beyond 5G Networks. IEEE Syst. J. 16 (2) (2022)
Sherief Hashima, Mostafa M. Fouda, Sadman Sakib, Zubair Md. Fadlullah, Kohei Hatano, Ehab Mahmoud Mohamed, Xuemin Shen
Energy-Aware Hybrid RF-VLC Multiband Selection in D2D Communication: A Stochastic Multiarmed Bandit Approach. IEEE Internet Things J. 9 (18) (2022)
Ehab Mahmoud Mohamed, Sherief Hashima, Nasreen Anjum, Kohei Hatano, Walid El Shafai, Basem M. ElHalawany
Reconfigurable intelligent surface-aided millimetre wave communications utilizing two-phase minimax optimal stochastic strategy bandit. IET Commun. 16 (18) (2022)
Yaxiong Liu, Ken-ichiro Moridomi, Kohei Hatano, Eiji Takimoto
An online semi-definite programming with a generalised log-determinant regularizer and its applications. ACML (2021)
Sherief Hashima, Ehab Mahmoud Mohamed, Kohei Hatano, Eiji Takimoto
WiGig Wireless Sensor Selection Using Sophisticated Multi Armed Bandit Schemes. ICMU (2021)
Yaxiong Liu, Xuanke Jiang, Kohei Hatano, Eiji Takimoto
Expert advice problem with noisy low rank loss. ACML (2021)
Sherief Hashima, Kohei Hatano, Hany Kasban, Ehab Mahmoud Mohamed
Wi-Fi Assisted Contextual Multi-Armed Bandit for Neighbor Discovery and Selection in Millimeter Wave Device to Device Communications. Sensors 21 (8) (2021)
Ehab Mahmoud Mohamed, Sherief Hashima, Kohei Hatano, Saud Alhajaj Aldossari, Mahdi Zareei, Mohamed Rihan
Two-Hop Relay Probing in WiGig Device-to-Device Networks Using Sleeping Contextual Bandits. IEEE Wirel. Commun. Lett. 10 (7) (2021)
Ehab Mahmoud Mohamed, Sherief Hashima, Kohei Hatano, Mostafa M. Fouda, Zubair Md. Fadlullah
Sleeping Contextual/Non-Contextual Thompson Sampling MAB for mmWave D2D Two-Hop Relay Probing. IEEE Trans. Veh. Technol. 70 (11) (2021)
Sherief Hashima, Mostafa M. Fouda, Zubair Md. Fadlullah, Ehab Mahmoud Mohamed, Kohei Hatano
Improved UCB-based Energy-Efficient Channel Selection in Hybrid-Band Wireless Communication. GLOBECOM (2021)
Yaxiong Liu, Kohei Hatano, Eiji Takimoto
Improved Algorithms for Online Load Balancing. SOFSEM (2021)
Yaxiong Liu, Kohei Hatano, Eiji Takimoto
Improved algorithms for online load balancing. CoRR (2020)
Sherief Hashima, Kohei Hatano, Eiji Takimoto, Ehab Mahmoud Mohamed
Neighbor Discovery and Selection in Millimeter Wave D2D Networks Using Stochastic MAB. IEEE Commun. Lett. 24 (8) (2020)
Sherief Hashima, Kohei Hatano, Eiji Takimoto, Ehab Mahmoud Mohamed
Minimax Optimal Stochastic Strategy (MOSS) For Neighbor Discovery and Selection In Millimeter Wave D2D Networks. WPMC (2020)
Ehab Mahmoud Mohamed, Sherief Hashima, Abdallah Aldosary, Kohei Hatano, Mahmoud Ahmed Abdelghany
Gateway Selection in Millimeter Wave UAV Wireless Networks Using Multi-Player Multi-Armed Bandit. Sensors 20 (14) (2020)
Takahiro Fujita, Kohei Hatano, Eiji Takimoto
Boosting over non-deterministic ZDDs. Theor. Comput. Sci. 806 (2020)
Daiki Suehiro, Kohei Hatano, Eiji Takimoto, Shuji Yamamoto, Kenichi Bannai, Akiko Takeda
Theory and Algorithms for Shapelet-based Multiple-Instance Learning. CoRR (2020)
Kohei Hatano
Foreword. IEICE Trans. Inf. Syst. (3) (2020)
Daiki Suehiro, Kohei Hatano, Eiji Takimoto, Shuji Yamamoto, Kenichi Bannai, Akiko Takeda
Theory and Algorithms for Shapelet-Based Multiple-Instance Learning. Neural Comput. 32 (8) (2020)
Sherief Hashima, Kohei Hatano, Ehab Mahmoud Mohamed
Multiagent Multi-Armed Bandit Schemes for Gateway Selection in UAV Networks. GLOBECOM (Workshops) (2020)
Yaxiong Liu, Ken-ichiro Moridomi, Kohei Hatano, Eiji Takimoto
A generalised log-determinant regularizer for online semi-definite programming and its applications. CoRR (2020)
Kaori Tamura, Tsuyoshi Okamoto, Misato Oi, Atsushi Shimada, Kohei Hatano, Masanori Yamada, Min Lu, Shin'ichi Konomi
Pilot Study to Estimate "Difficult" Area in e-Learning Material by Physiological Measurements. L@S (2019)
Kaori Tamura, Min Lu, Shin'ichi Konomi, Kohei Hatano, Miyuki Inaba, Misato Oi, Tsuyoshi Okamoto, Fumiya Okubo, Atsushi Shimada, Jingyun Wang, Masanori Yamada, Yuki Yamada
Integrating Multimodal Learning Analytics and Inclusive Learning Support Systems for People of All Ages. HCI (12) (2019)
Yiping Tang, Kohei Hatano, Eiji Takimoto
Recognition of Japanese Historical Hand-Written Characters Based on Object Detection Methods. HIP@ICDAR (2019)
Min Lu, Kaori Tamura, Tsuyoshi Okamoto, Misato Oi, Atsushi Shimada, Kohei Hatano, Masanori Yamada, Shin'ichi Konomi
Proposal and Implementation of an Elderly-oriented User Interface for Learning Support Systems. L@S (2019)
Fumito Miyake, Eiji Takimoto, Kohei Hatano
Succinct Representation of Linear Extensions via MDDs and Its Application to Scheduling Under Precedence Constraints. IWOCA (2019)
Takahiro Fujita, Kohei Hatano, Eiji Takimoto
Boosting over Non-deterministic ZDDs. WALCOM (2018)
Ken-ichiro Moridomi, Kohei Hatano, Eiji Takimoto
Tighter Generalization Bounds for Matrix Completion Via Factorization Into Constrained Matrices. IEICE Trans. Inf. Syst. (8) (2018)
Kohei Hatano
Can Machine Learning Techniques Provide Better Learning Support for Elderly People? HCI (22) (2018)
Kosuke Matsumoto, Kohei Hatano, Eiji Takimoto
Decision Diagrams for Solving a Job Scheduling Problem Under Precedence Constraints. SEA (2018)
Daiki Suehiro, Kohei Hatano, Eiji Takimoto
Efficient Reformulation of 1-Norm Ranking SVM. IEICE Trans. Inf. Syst. (3) (2018)
Kohei Hatano
Combinatorial Online Prediction. ISITA (2018)
Shin'ichi Konomi, Kohei Hatano, Miyuki Inaba, Misato Oi, Tsuyoshi Okamoto, Fumiya Okubo, Atsushi Shimada, Jingyun Wang, Masanori Yamada, Yuki Yamada
Towards Supporting Multigenerational Co-creation and Social Activities: Extending Learning Analytics Platforms and Beyond. HCI (22) (2018)
Daiki Suehiro, Kohei Hatano, Eiji Takimoto, Shuji Yamamoto, Kenichi Bannai, Akiko Takeda
Multiple-Instance Learning by Boosting Infinitely Many Shapelet-based Classifiers. CoRR (2018)
Ken-ichiro Moridomi, Kohei Hatano, Eiji Takimoto
Online Linear Optimization with the Log-Determinant Regularizer. IEICE Trans. Inf. Syst. (6) (2018)
Takahiro Fujita, Kohei Hatano, Shuji Kijima, Eiji Takimoto
Online Combinatorial Optimization with Multiple Projections and Its Application to Scheduling Problem. IEICE Trans. Fundam. Electron. Commun. Comput. Sci. (9) (2018)
Daiki Suehiro, Kohei Hatano, Eiji Takimoto, Shuji Yamamoto, Kenichi Bannai, Akiko Takeda
Boosting the kernelized shapelets: Theory and algorithms for local features. CoRR (2017)
Ken-ichiro Moridomi, Kohei Hatano, Eiji Takimoto
Online linear optimization with the log-determinant regularizer. CoRR (2017)
Emi Ishita, Tetsuya Nakatoh, Kohei Hatano, Michiaki Takayama
An Attempt to Promote Open Data for Digital Humanities in Japanese University Libraries. ICADL (2016)
Nir Ailon, Kohei Hatano, Eiji Takimoto
Bandit online optimization over the permutahedron. Theor. Comput. Sci. 650 (2016)
Atsushi Shibagaki, Masayuki Karasuyama, Kohei Hatano, Ichiro Takeuchi
Simultaneous Safe Screening of Features and Samples in Doubly Sparse Modeling. ICML (2016)
Yao Ma, Tingting Zhao, Kohei Hatano, Masashi Sugiyama
An Online Policy Gradient Algorithm for Markov Decision Processes with Continuous States and Actions. Neural Comput. 28 (3) (2016)
Takumi Nakazono, Ken-ichiro Moridomi, Kohei Hatano, Eiji Takimoto
A Combinatorial Metrical Task System Problem Under the Uniform Metric. ALT (2016)
Issei Matsumoto, Kohei Hatano, Eiji Takimoto
Online Density Estimation of Bradley-Terry Models. COLT (2015)
Takahiro Fujita, Kohei Hatano, Shuji Kijima, Eiji Takimoto
Online Linear Optimization for Job Scheduling Under Precedence Constraints. ALT (2015)
Ken-ichiro Moridomi, Kohei Hatano, Eiji Takimoto, Koji Tsuda
Online matrix prediction for sparse loss matrices. ACML (2014)
Kazuki Teraoka, Kohei Hatano, Eiji Takimoto
Efficient Sampling Method for Monte Carlo Tree Search Problem. IEICE Trans. Inf. Syst. (3) (2014)
Yao Ma, Tingting Zhao, Kohei Hatano, Masashi Sugiyama
An Online Policy Gradient Algorithm for Markov Decision Processes with Continuous States and Actions. ECML/PKDD (2) (2014)
Nir Ailon, Kohei Hatano, Eiji Takimoto
Bandit Online Optimization over the Permutahedron. ALT (2014)
Eiji Takimoto, Kohei Hatano
Efficient Algorithms for Combinatorial Online Prediction. ALT (2013)
Takahiro Fujita, Kohei Hatano, Eiji Takimoto
Combinatorial Online Prediction via Metarounding. ALT (2013)
Yoko Anan, Kohei Hatano, Hideo Bannai, Masayuki Takeda, Ken Satoh
Polyphonic Music Classification on Symbolic Data Using Dissimilarity Functions. ISMIR (2012)
Daiki Suehiro, Kohei Hatano, Shuji Kijima, Eiji Takimoto, Kiyohito Nagano
Online Prediction under Submodular Constraints. ALT (2012)
Shota Yasutake, Kohei Hatano, Eiji Takimoto, Masayuki Takeda
Online Rank Aggregation. ACML (2012)
Shin-ichi Yoshida, Kohei Hatano, Eiji Takimoto, Masayuki Takeda
Adaptive Online Prediction Using Weighted Windows. IEICE Trans. Inf. Syst. (10) (2011)
Daiki Suehiro, Kohei Hatano, Eiji Takimoto
Approximate Reduction from AUC Maximization to 1-Norm Soft Margin Optimization. ALT (2011)
Yoko Anan, Kohei Hatano, Hideo Bannai, Masayuki Takeda
Music Genre Classification using Similarity Functions. ISMIR (2011)
Shota Yasutake, Kohei Hatano, Shuji Kijima, Eiji Takimoto, Masayuki Takeda
Online Linear Optimization over Permutations. ISAAC (2011)
Michinari Momma, Kohei Hatano, Hiroki Nakayama
Ellipsoidal Support Vector Machines. ACML (2010)
Kazuaki Kashihara, Kohei Hatano, Hideo Bannai, Masayuki Takeda
Sparse Substring Pattern Set Discovery Using Linear Programming Boosting. Discovery Science (2010)
Liwei Wang, Masashi Sugiyama, Cheng Yang, Kohei Hatano, Jufu Feng
Theory and Algorithm for Learning with Dissimilarity Functions. Neural Comput. 21 (5) (2009)
Kohei Hatano, Eiji Takimoto
Linear Programming Boosting by Column and Row Generation. Discovery Science (2009)
Kosuke Ishibashi, Kohei Hatano, Masayuki Takeda
Online Learning of Maximum p-Norm Margin Classifiers with Bias. COLT (2008)
Jun-ichi Moribe, Kohei Hatano, Eiji Takimoto, Masayuki Takeda
Smooth Boosting for Margin-Based Ranking. ALT (2008)
Kazuyuki Narisawa, Hideo Bannai, Kohei Hatano, Shunsuke Inenaga, Masayuki Takeda
String Kernels Based on Variable-Length-Don't-Care Patterns. Discovery Science (2008)
Kazuyuki Narisawa, Hideo Bannai, Kohei Hatano, Masayuki Takeda
Unsupervised Spam Detection Based on String Alienness Measures. Discovery Science (2007)
Hayato Kobayashi, Kohei Hatano, Akira Ishino, Ayumi Shinohara
Reducing Trials by Thinning-Out in Skill Discovery. Discovery Science (2007)
Kohei Hatano
Smooth Boosting Using an Information-Based Criterion. ALT (2006)
Hideo Bannai, Kohei Hatano, Shunsuke Inenaga, Masayuki Takeda
Practical Algorithms for Pattern Based Linear Regression. Discovery Science (2005)
Kohei Hatano, Osamu Watanabe
Learning r-of-k Functions by Boosting. ALT (2004)
Kohei Hatano
A Simple Boosting Algorithm Using Multi-Way Branching Decision Trees. Theory Comput. Syst. 37 (4) (2004)
Kohei Hatano, Manfred K. Warmuth
Boosting versus Covering. NIPS (2003)
Kohei Hatano
A Simpler Analysis of the Multi-way Branching Decision Tree Boosting Algorithm. ALT (2001)