Takanori Hara

75 papers B 9Misc 4Journal 35Unranked 27
YearRankTypeTitle / Venue / Authors
2026 J jnl
Autonomous Decentralized TRP Group Selection Method to Maximize System Throughput in Downlink Distributed MIMO with Overlapped TRP Group Configuration.
IEICE Trans. Commun.
Yuta Yagi, Koki Maeda, Takanori Hara, Satoshi Suyama, Satoshi Nagata, Kenichi Higuchi
2026 J jnl
Unsupervised Real-Time In-Kernel Intrusion Detection System Using Autoencoders and eBPF.
IEICE Trans. Commun.
Hotaka Taguchi, Takanori Hara, Shoji Kasahara
2025 J jnl
Adaptive Interference Restriction Among Spatial Streams Based on Difference in Singular Values for PAPR Reduction in Uplink Eigenmode Massive MIMO Transmission.
IEEE Access
Yuta Abekura, Takanori Hara, Satoshi Suyama, Satoshi Nagata, Kenichi Higuchi
2025 — conf
Decentralized User Association Method to Minimize File Drop Rate in Co-existing Networks with HAPS and Terrestrial BSs.
WPMC
Shoki Ikeda, Takanori Hara, Yuki Hokazono, Satoshi Suyama, Satoshi Nagata, Kenichi Higuchi
2025 B conf
Differential Modulation Based Non-Coherent Grant-Free NOMA Under Timing Offsets.
WCNC
Eiji Yoshimura, Takanori Hara, Kohei Ueda, Koji Ishibashi, Kenichi Higuchi
2025 — conf
Efficient Channel Estimation Utilizing Channel Sparsity in the Delay Domain for OTFS Systems.
VTC2025-Spring
Masahiro Maruyama, Takanori Hara, Kenichi Higuchi
2025 J jnl
Eigenvalue-Based Active User Enumeration for Grant-Free Access Under Carrier Frequency Offsets.
IEEE Wirel. Commun. Lett.
Takanori Hara
2025 — conf
Enhancing Power Saving Effect and Suppressing Latency Increase of C-DRX Operation Through Base Station Sleep Control.
WPMC
Yuma Shishido, Takanori Hara, Kenichi Higuchi
2025 J jnl
Exploiting Low-Density Signal Structure via Approximate Message Passing With Side Information for Grant-Free NOMA.
IEEE Trans. Wirel. Commun.
Kohei Ueda, Takanori Hara, Koji Ishibashi
2025 — conf
ICA-Based Grant-Free Access With DPSK-Aided Carrier Frequency Offset Compensation.
WPMC
Mitsutoshi Nakata, Takanori Hara, Kenichi Higuchi
2025 B conf
Inter-Network Interference Coordination Using Protected Band in Co-existing Networks with HAPS and Terrestrial BSs.
WCNC
Ryotaro Tsutsui, Takanori Hara, Yuki Hokazono, Satoshi Suyama, Satoshi Nagata, Kenichi Higuchi
2025 J jnl
Service Function Chaining Architecture for Multi-hop Split Inference and Learning.
CoRR
Takanori Hara, Masahiro Sasabe
2025 J jnl
eBPF-Based Ordered Proof of Transit for Trustworthy Service Function Chaining.
IEEE Trans. Netw. Serv. Manag.
Takanori Hara, Masahiro Sasabe
2025 — conf
zkSABER: Zero-knowledge Succinct Authentication using Biometric Embedding Representation.
BRAINS
Tomoki Chinen, Christopher Wiraatmaja, Yu Nakahata, Takanori Hara, Shoji Kasahara
2024 — conf
Autonomous Decentralized TRP Group Selection and Bandwidth Allocation in Downlink Distributed MIMO with Overlapped TRP Group Configuration.
VTC Fall
Yuta Yagi, Takanori Hara, Satoshi Suyama, Satoshi Nagata, Kenichi Higuchi
2024 — conf
Autonomous Decentralized TRP Group Selection to Maximize System Throughput in Downlink Distributed MIMO System.
VTC Fall
Koki Maeda, Takanori Hara, Satoshi Suyama, Satoshi Nagata, Kenichi Higuchi
2024 J jnl
Base Station-Driven PAPR Reduction Method Utilizing Null Space for MIMO-OFDM Systems With Amplify-and-Forward Relaying.
IEEE Access
Asuka Kakehashi, Takanori Hara, Kenichi Higuchi
2024 — conf
Beam Selection Method Based on Angle-Domain Adaptive Beam Grouping for Massive MIMO Analog Beamforming Using NOMA in Cellular Downlink.
VTC Fall
Azusa Matsumoto, Nobuhide Nonaka, Takanori Hara, Kenichi Higuchi
2024 J jnl
Capacitated Shortest Path Tour-Based Service Chaining Adaptive to Changes of Service Demand and Network Topology.
IEEE Trans. Netw. Serv. Manag.
Takanori Hara, Masahiro Sasabe
2024 J jnl
Dealing with Imbalanced Classes in Bot-IoT Dataset.
CoRR
Jesse Atuhurra, Takanori Hara, Yuanyu Zhang, Masahiro Sasabe, Shoji Kasahara
2024 — conf
Decentralized User Association Method to Maximize System-Level Throughput Satisfaction Rate in Co-existing Networks with HAPS and Terrestrial BSs.
VTC Fall
Shoki Ikeda, Takanori Hara, Yuki Hokazono, Satoshi Suyama, Satoshi Nagata, Kenichi Higuchi
2024 — conf
Distributed DQN-Based Frequency Block-Dependent Sleep Control of Base Stations for Improving Energy Efficiency Both in Up and Downlinks.
VTC Fall
Yuma Shishido, Takanori Hara, Satoshi Suyama, Satoshi Nagata, Kenichi Higuchi
2024 J jnl
Efficient Parallel PAPR Reduction Method Using Null-Constrained Peak Cancellation Signal for Massive MIMO-OFDM Systems.
IEEE Open J. Commun. Soc.
Jun Saito, Takanori Hara, Kenichi Higuchi
2024 J jnl
Eigenvalue Based Active User Enumeration for Grant-Free Access Under Carrier Frequency Offsets.
CoRR
Takanori Hara
2024 — conf
Highly-Efficient Low-Latency Scheduling Method in Round-Trip Communication for Feedback Control.
VTC Spring
Ryotaro Iizuka, Takanori Hara, Yasuaki Yuda, Kenichi Higuchi
2024 — conf
PAPR Reduction Method Based on Commonly Reserved Tones Among Multiple Users in FDMA Uplink.
VTC Spring
Ryusei Yamazaki, Takanori Hara, Satoshi Suyama, Satoshi Nagata, Kenichi Higuchi
2024 — conf
PAPR Reduction Using Average Transmit Signal Power Difference Among Transmit Antennas for Massive MIMO-OFDM with Uniform Planar Array.
VTC Spring
Soma Taguchi, Takanori Hara, Satoshi Suyama, Satoshi Nagata, Kenichi Higuchi
2024 Misc conf
Peak Cancellation Signal-Based Parallel PAPR Reduction Method Using Low-Dimensional Null Space in Massive MIMO-OFDM.
ICNC
Jun Saito, Takanori Hara, Kenichi Higuchi
2024 J jnl
Practicality of in-kernel/user-space packet processing empowered by lightweight neural network and decision tree.
Comput. Networks
Takanori Hara, Masahiro Sasabe
2024 J jnl
Repeated Stochastic Game and Lyapunov Optimization for Mining Task Offloading in Decentralized Applications.
IEICE Trans. Commun.
Kota Yamada, Takanori Hara, Shoji Kasahara
2024 J jnl
Resource-Efficient and Availability-Aware Service Chaining and VNF Placement with VNF Diversity and Redundancy.
IEICE Trans. Commun.
Takanori Hara, Masahiro Sasabe, Kento Sugihara, Shoji Kasahara
2024 J jnl
Throughput Maximization-Based AP Clustering Methods in Downlink Cell-Free MIMO Under Partial CSI Condition.
IEICE Trans. Commun.
Daisuke Ishii, Takanori Hara, Kenichi Higuchi
2024 Misc conf
Transmitter Filtering-aided Sparse Activity Detection for TDD-based Random Access.
ICNC
Hiroki Fujimoto, Takanori Hara, Kenichi Higuchi
2023 — conf
Clustering Method in Downlink Cell-Free MIMO Using Layered Partially Non-orthogonal ZF-Based Beamforming.
VTC2023-Spring
Daisuke Ishii, Takanori Hara, Nobuhide Nonaka, Kenichi Higuchi
2023 — conf
Energy-Efficient Frequency Block-Dependent Base Station Sleep Control Based on a Decentralized Probabilistic Approach.
VTC Fall
Hiroya Kuwahara, Takanori Hara, Yuto Muroki, Satoshi Nagata, Kenichi Higuchi
2023 Misc conf
Integration of Index and Differential Modulation for Non-coherent Grant-free NOMA.
ACSSC
Eiji Yoshimura, Takanori Hara, Kenichi Higuchi
2023 — conf
Low-Complexity User-Centric AP Clustering Method in Downlink Cell-Free MIMO with Regularized ZF-Based Beamforming.
VTC Fall
Kato Hiroki, Takanori Hara, Satoshi Suyama, Satoshi Nagata, Kenichi Higuchi
2023 J jnl
NOMA-Based Highly-Efficient Low-Latency HARQ with Inter-Base Station Cooperation for URLLC.
IEICE Trans. Commun.
Ryota Kobayashi, Takanori Hara, Yasuaki Yuda, Kenichi Higuchi
2023 — conf
On Practicality of Kernel Packet Processing Empowered by Lightweight Neural Network and Decision Tree.
NoF
Takanori Hara, Masahiro Sasabe
2023 J jnl
On robustness against evacuees' unexpected movement in automatic evacuation guiding.
Comput. Electr. Eng.
Jun Kawahara, Takanori Hara, Masahiro Sasabe
2023 J jnl
Speedy and Efficient Service Chaining and Function Placement Based on Lagrangian Heuristics for Capacitated Shortest Path Tour Problem.
J. Netw. Syst. Manag.
Takanori Hara, Masahiro Sasabe
2022 — conf
Autonomous Decentralized User Association Method to Maximize Integrated System Throughput for Multi-service Coexistence.
VTC Fall
Kazuma Matsumoto, Takanori Hara, Yasuaki Yuda, Kenichi Higuchi
2022 J jnl
Blind Multiple Measurement Vector AMP Based on Expectation Maximization for Grant-Free NOMA.
IEEE Wirel. Commun. Lett.
Takanori Hara, Koji Ishibashi
2022 B conf
Deep Reinforcement Learning with Graph Neural Networks for Capacitated Shortest Path Tour based Service Chaining.
CNSM
Takanori Hara, Masahiro Sasabe
2022 — conf
Grant-Free NOMA Using Time-Delay Domain for Low-Latency Massive Access over MIMO-OFDM.
ICC
Takanori Hara, Hiroki Iimori, Koji Ishibashi
2022 — conf
HARQ Using Hierarchical Tree-Structured Random Access Identifiers with Random Retransmission Time Back-Off in NOMA-Based Random Access.
VTC Fall
Katsuya Yanai, Takanori Hara, Nobuhide Nonaka, Kenichi Higuchi
2022 B conf
Iterative Activity Detection and Carrier Frequency Offset Estimation for Grant-Free NOMA.
PIMRC
Kohei Ueda, Takanori Hara, Koji Ishibashi
2022 B conf
Lagrangian Heuristics for Capacitated Shortest Path Tour Problem Based Online Service Chaining.
NOMS
Takanori Hara, Masahiro Sasabe
2022 J jnl
Multi-Agent Distributed Route Selection under Consideration of Time Dependency among Agents' Road Usage for Vehicular Networks.
IEICE Trans. Commun.
Takanori Hara, Masahiro Sasabe, Shoji Kasahara
2022 — conf
Repetition-Based NOMA-HARQ with Adaptive Termination for URLLC.
VTC Fall
Go Takita, Takanori Hara, Yasuaki Yuda, Kenichi Higuchi
2022 J jnl
User-Centric Design of Millimeter Wave Communications for Beyond 5G and 6G.
IEICE Trans. Commun.
Koji Ishibashi, Takanori Hara, Sota Uchimura, Tetsuya Iye, Yoshimi Fujii, Takahide Murakami, Hiroyuki Shinbo
2021 J jnl
A Stochastic Gradient Descent Approach for Hybrid mmWave Beamforming With Blockage and CSI-Error Robustness.
IEEE Access
Hiroki Iimori, Giuseppe Thadeu Freitas de Abreu, Omid Taghizadeh, Razvan-Andrei Stoica, Takanori Hara, Koji Ishibashi
2021 J jnl
Ambient OFDM Pilot-Aided Backscatter Communications: Concept and Design.
IEEE Access
Takanori Hara, Ryuhei Takahashi, Koji Ishibashi
2021 J jnl
Capacitated Shortest Path Tour Problem-Based Integer Linear Programming for Service Chaining and Function Placement in NFV Networks.
IEEE Trans. Netw. Serv. Manag.
Masahiro Sasabe, Takanori Hara
2021 J jnl
Hyperparameter-Free Receiver for Grant-Free NOMA Systems With MIMO-OFDM.
IEEE Wirel. Commun. Lett.
Takanori Hara, Hiroki Iimori, Koji Ishibashi
2021 J jnl
Robust Symbol Detection in Large-Scale Overloaded NOMA Systems.
IEEE Open J. Commun. Soc.
Hiroki Iimori, Giuseppe Thadeu Freitas de Abreu, Takanori Hara, Koji Ishibashi, Razvan-Andrei Stoica, David González G., Osvaldo Gonsa
2021 J jnl
The Belle II Online-Offline Data Operations System.
Comput. Softw. Big Sci.
Matthew Barrett, Takanori Hara, Michel Hernández Villanueva, Kunxian Huang, Dhiraj Kalita, Petteri Kettunen, Prashant Shingade
2020 — conf
Activity Detection for Uplink Grant-Free NOMA in the Presence of Carrier Frequency Offsets.
ICC Workshops
Takanori Hara, Hiroki Iimori, Koji Ishibashi
2020 J jnl
Capacitated Refuge Assignment for Speedy and Reliable Evacuation.
ISPRS Int. J. Geo Inf.
Takanori Hara, Masahiro Sasabe, Taiki Matsuda, Shoji Kasahara
2020 B conf
Deep Reinforcement Learning for Pedestrian Guidance.
PRIMA
Hitoshi Shimizu, Takanori Hara, Tomoharu Iwata
2020 — conf
Grant-Free NOMA Using Approximate Message Passing with Multi-Measurement Vector.
ICOIN
Takanori Hara, Koji Ishibashi
2020 — conf
Packet Aggregation Based on Encryption-Then-Compression for Highly Efficient Multi-Hop Transmission.
APSIPA
Ryota Yatsu, Takanori Hara, Koji Ishibashi, Sota Tsuchiya, Hideki Endo
2020 B conf
Research Project to Realize Various High-reliability Communications in Advanced 5G Network.
WCNC
Takahide Murakami, Yoji Kishi, Koji Ishibashi, Keisuke Kasai, Hiroyuki Shinbo, Morihiko Tamai, Kensuke Tsuda, Masataka Nakazawa, Yu Tsukamoto, Hiroyuki Yokoyama, Yoshimi Fujii, Yuta Seki, Shinobu Nanba, Takanori Hara, Fumiyuki Adachi, Takayuki Sotoyama
2020 B conf
Shortest Path Tour Problem Based Integer Linear Programming for Service Chaining in NFV Networks.
NetSoft
Masahiro Sasabe, Takanori Hara
2020 J jnl
Stochastic Learning Robust Beamforming for Millimeter-Wave Systems With Path Blockage.
IEEE Wirel. Commun. Lett.
Hiroki Iimori, Giuseppe Thadeu Freitas de Abreu, Omid Taghizadeh, Razvan-Andrei Stoica, Takanori Hara, Koji Ishibashi
2019 J jnl
Geographical risk analysis based path selection for automatic, speedy, and reliable evacuation guiding using evacuees' mobile devices.
J. Ambient Intell. Humaniz. Comput.
Takanori Hara, Masahiro Sasabe, Shoji Kasahara
2019 J jnl
Grant-Free Non-Orthogonal Multiple Access With Multiple-Antenna Base Station and Its Efficient Receiver Design.
IEEE Access
Takanori Hara, Koji Ishibashi
2019 Misc conf
Low Complexity Uplink Grant-Free NOMA Based on Boosted Approximate Message Passing.
ACSSC
Takanori Hara, Koji Ishibashi
2019 J jnl
Massively Concurrent Non-Orthogonal Multiple Access for 5G Networks and Beyond.
IEEE Access
Razvan-Andrei Stoica, Giuseppe Thadeu Freitas de Abreu, Takanori Hara, Koji Ishibashi
2019 B conf
On the Sum-Rate Capacity and Spectral Efficiency Gains of Massively Concurrent NOMA Systems.
WCNC
Takanori Hara, Razvan-Andrei Stoica, Koji Ishibashi, Giuseppe Thadeu Freitas de Abreu
2018 — conf
Aggregate-Compression-Aided Subcarrier IQ Index Modulation.
WPNC
Kazuya Ohira, Takanori Hara, Koji Ishibashi
2018 — conf
Low-Complexity Generator Polynomial Search for Turbo Trellis-Coded Spatial Modulation Using Symbol-based EXIT Charts.
ISTC
Takanori Hara, Koji Ishibashi, Soon Xin Ng, Lajos Hanzo
2017 — conf
Short and Reliable Path Selection for Automatic Evacuation Guiding Based on Interactions Between Evacuees and Their Mobile Devices.
MobiWIS
Takanori Hara, Masahiro Sasabe, Shoji Kasahara
2015 J jnl
Status Report of the DPHEP Collaboration: A Global Effort for Sustainable Data Preservation in High Energy Physics.
CoRR
Silvia Amerio, Roberto Barbera, Frank Berghaus, Jakob Blomer, Andrew Branson, Germán Cancio Meliá, Concetta Cartaro, Gang Chen, Sünje Dallmeier-Tiessen, Cristinel Diaconu, Gerardo Ganis, Mihaela Gheata, Takanori Hara, Ken Herner, Mike Hildreth, Roger Jones, Stefan Kluth, Dirk Krücker, Kati Lassila-Perini, Marcello Maggi, Jesús Marco de Lucas, Salvatore Mele, Alberto Pace, Matthias Schröder, Jetendr Shamdasani, Jamie Shiers, Tim Smith, Randall J. Sobie, David Michael South, Andrii Verbytskyi, Matthew Viljoen, Lu Wang, Markus Zimmermann
2012 J jnl
Status Report of the DPHEP Study Group: Towards a Global Effort for Sustainable Data Preservation in High Energy Physics
CoRR
Z. Akopov, Silvia Amerio, David Asner, Eduard Avetisyan, Olof Bärring, James Beacham, Matthew Bellis, Gregorio Bernardi, Siegfried Bethke, Amber Boehnlein, Travis Brooks, Thomas Browder, Rene Brun, Concetta Cartaro, Marco Cattaneo, Gang Chen, David Corney, Kyle Cranmer, Ray Culbertson, Suenje Dallmeier-Tiessen, Dmitri Denisov, Cristinel Diaconu, Vitaliy Dodonov, Tony Doyle, Gregory P. Dubois-Felsmann, Michael Ernst, Martin Gasthuber, Achim Geiser, Fabiola Gianotti, Paolo Giubellino, Andrey Golutvin, John Gordon, Volker Guelzow, Takanori Hara, Hisaki Hayashii, Andreas Heiss, Frederic Hemmer, Fabio Hernandez, Graham Heyes, André G. Holzner, Peter Igo-Kemenes, Toru Iijima, Joe Incandela, Roger Jones, Yves Kemp, Kerstin Kleese van Dam, Juergen Knobloch, David Kreincik, Kati Lassila-Perini, Francois Le Diberder