Publications

54 results

Enhanced Reflection Tolerance in Analog RoF Systems Using Narrow-Linewidth Laser and Low-Chirp Intensity Modulator

Kazuki Tanaka, Shinji Nimura, Ryo Inohara, Takehiro Tsuritani 

OptoElectronics and Communications Conference (OECC) 2025

June 2025

Field Trial for Streaming of Four-Channel Uncompressed 4K Video over IP-based Network Involving FSO Link Assuming a Pragmatic Use Case in a Motorsport Event

Kosuke Nishimura, Michikazu Hattori(Toyo Electric Corporation), Yukihiko Suga(Toyo Electric Corporation), Yuichiro Hara(Toyo Electric Corporation), Yui Otagaki(Mie University), Shin Fukuhara, Hidenori Takahashi, Ken-ichi Kashima(Kokusai Electric Inc.), Atsunobu Ohta(Dexerials Photonics Solution Corporation), Takehiro Tsuritani, Hiroshi Murata(Mie University)

OptoElectronics and Communications Conference (OECC) 2025

June 2025

22.8-GHz Optical Frequency Comb Generation at 780 nm based on Regeneratively Mode-locked Laser for Visible-light Coherent DWDM Communications

Takashi Kan, Shota Ishimura, Abdulaziz E. Elfiqi, Hidenori Takahashi, Takehiro Tsuritani 

OptoElectronics and Communications Conference (OECC) 2025

June 2025

Demonstration on Service Provisioning and Fault Recovery in Metro-Access Converged Optical Network with Digital-Coherent PtMP and PtP Transceivers

Chenxiao Zhang, Ceng Wang, Daiki Soma, Shohei Beppu, Ryo Inohara, Noboru Yoshikane, Yuta Wakayama, Takehiro Tsuritani 

OptoElectronics and Communications Conference (OECC) 2025

June 2025

Extending the Closed Form Approximation of the ISRS GN Model in the Zero-Dispersion Regime for Arbitrary Modulation Format, Span Length, and Fiber Loss

Filippos Balasis, Mindaugas Jarmolovičiusr(University of London), Daniel J. Elson, Eric Sillekensr(University of London), Han Wang, Robert I. Killeyr(University of London), Polina Bayvelr(University of London), Noboru Yoshikane, Takehiro Tsuritani, Yuta Wakayama

OptoElectronics and Communications Conference (OECC) 2025

June 2025

Interband Stimulated Raman Scattering Avoidance from O to C+L-Bands in Transmission over Installed Fibre

Daniel J Elson, Shohei Beppu, Noboru Yoshikane, Takehiro Tsuritani, Yuta Wakayama

OptoElectronics and Communications Conference (OECC) 2025

June 2025

Core Rotatable Adapter with 90-Degree Granularity for Multicore Fiber Connection

Daiki Soma, Hidenori Takahashi, Shohei Beppu, Isao Yamauchi(Orbray Co., Ltd.), Tsutomu Okamoto(Orbray Co., Ltd.), Yuta Wakayama, Noboru Yoshikane, Takehiro Tsuritani

OptoElectronics and Communications Conference (OECC) 2025

June 2025

Experimental Demonstration of Distributed MIMO with A-RoF and RoFSO-based Accommodation Link for Flexible Deployment

Shinji Nimura, Junya Nishioka(Mitsubishi Electric Corporation), Hitomi Ono(Mitsubishi Electric Corporation), Michiya Hayama(Mitsubishi Electric Corporation), Kazuki Tanaka, Keita Mochizuki(Mitsubishi Electric Corporation), Masaki Noda(Mitsubishi Electric Corporation), Ryo Inohara, Takehiro Tsuritani

OptoElectronics and Communications Conference (OECC) 2025

June 2025

Evaluating Security Support Tool for Help Recipients

Ayane Sano, Yukiko Sawaya, Takamasa Isohara, Masakatsu Nishigaki(Shizuoka University)

The 27th International Conference on Human-Computer Interaction (HCII 2025)

June 2025

The Impact of Dialogue with ChatGPT and Extroversion on Mental State

Shunichi Tahara, Eriko Sugisaki, Keiji Yasuda, Akihiro Miyamoto(NICT), Motoyuki Sanada(NICT), Kae Nakajima(NICT), Kazushi Ikeda, Nao Kobayashi, Yasushi Naruse(NICT)

The 27th International Conference on Human-Computer Interaction (HCII 2025)

June 2025

Generative Framework for Personalized Persuasion: Inferring Causal, Counterfactual, and Latent Knowledge

Donghuo Zeng, Roberto Legaspi, Yuewen Sun(Carnegie Mellon University), Xinshuai Dong(Carnegie Mellon University), Kazushi Ikeda, Peter Spirtes(Carnegie Mellon University), Kun Zhang(Carnegie Mellon University)

The 33rd ACM Conference on User Modeling, Adaptation and Personalization (UMAP 2025)

June 2025

Accelerating PEGASUS by Applying NTRU-Based GSW-Like Encryption

Shusaku Uemura, Kazuhide Fukushima

The 22rd International Conference on Security and Cryptography (SECRYPT 2025)

June 2025

Efficient Deployment of Cell-Free Massive MIMO with Coordinated Network-Controlled Repeaters

Shuto Fukue, Shunsuke Kamiwatari, Masaaki Ito, Issei Kanno

2025 Joint European Conference on Networks and Communications & 6G Summit (EuCNC/6G Summit)

June 2025

Assessing Forward and Backward Inter-Core Crosstalk of Field-Deployed 4-core Fiber Optic Cables

International Symposium on Extremely Advanced Transmission Technologies

May 2025

Geo-distributed and Dynamic Control Plane Management toward Green Mobile Networks

Masayuki Kurata, Akio Ikami, Masaki Suzuki

The International Federation for Information Processing (IFIP) Networking 2025 Conference (NETWORKING 2025) 

May 2025

On Algebraic Homomorphic Encryption and Its Applications to Doubly-Efficient PIR

Hiroki Okada, Rachel Player(University of London), Simon Pohmann(University of London), Christian Weinert (University of London)

EUROCRYPT 2025: 44th Annual International Conference on the Theory and Applications of Cryptographic Techniques

May 2025

ModPaddle : A Racket-Shaped Force Feedback System for Modifying User's Swing Power Against Moving Ball

Hanif Fermanda Putra, Yutaka Tomibayashi, Toshiharu Horiuchi

CHI Conference on Human Factors in Computing (CHI 2025)

April 2025

In/As/With 3D: Developing a Framework for 3D Information Visualisation

Akihiko Sugiura

CHI Conference on Human Factors in Computing (CHI 2025)

April 2025

Do Regularly Personalized Security Messages Cause Habituation?

Ayane Sano, Yukiko Sawaya, Takamasa Isohara, Vanessa Bracamonte, Masakatsu Nishigaki(Shizuoka University)

The 39th International Conference on Advanced Information Networking and Applications (AINA 2025)

April 2025

Automated Test Input Generation Based on Web User Interfaces via Large Language Models

Kento Hasegawa, Hibiki Nakanishi(Waseda University), Seira Hidano, Kazuhide Fukushima, Kazuo Hashimoto(Waseda University), and Nozomu Togawa(Waseda University)

The 10th International Conference on Internet of Things, Big Data and Security (IoTBDS 2025)

April 2025

Automating the Assessment of Japanese Cyber-Security Technical Assessment Requirements Using Large Language Models

Kento Hasegawa, Yuka Ikegami(Waseda University), Seira Hidano, Kazuhide Fukushima, Kazuo Hashimoto(Waseda University), and Nozomu Togawa(Waseda University)

The 10th International Conference on Internet of Things, Big Data and Security (IoTBDS 2025)

April 2025

Metric Learning with Progressive Self-Distillation for Audio-Visual Embedding Learning

Donghuo Zeng, Kazushi Ikeda

2025 IEEE International Conference on Acoustics, Speech, and Signal Processing (ICASSP 2025)

April 2025

Lossless Phase Conversion Method for Object Wave-based Hologram Compression

Hiroki Kojima, Ryota Koiso, Ryosuke Watanabe, Keisuke Nonaka

2025 IEEE International Conference on Acoustics, Speech, and Signal Processing (ICASSP 2025)

April 2025

No-Reference Point Cloud Quality Assessment Based on Graph Signal Variation

Ryosuke Watanabe, Keisuke Nonaka, Eduardo Pavez(USC), Tatsuya Kobayashi, Antonio Ortega(USC)

2025 IEEE International Conference on Acoustics, Speech, and Signal Processing (ICASSP 2025)

April 2025

Chained Motion Vector Prediction for Video Coding

Yoshitaka Kidani, Haruhisa Kato, Kei Kawamura

2025 IEEE International Conference on Acoustics, Speech, and Signal Processing (ICASSP 2025)

April 2025

Fast inter-frame coding for dynamic meshes via supervoxel-based shape matching

Xudong Jin, Jianfeng Xu, Kei Kawamura

2025 IEEE International Conference on Acoustics, Speech, and Signal Processing (ICASSP 2025)

April 2025

Full-Reference Point Cloud Quality Assessment with Multimodal Large Language Models

Ryosuke Watanabe, Tomoaki Konn,; Hiroshi Sankoh, Bryan Tanaka(Google, Inc.), Tatsuya Kobayashi

2025 IEEE International Conference on Acoustics, Speech, and Signal Processing (ICASSP 2025)

April 2025

A News Recommendation Framework Utilizing ChatGPT: Estimating Target Audience and News Categories

Yoshiyuki Maekawa, Shuichiro Haruta, Yuma Dose, Takahiro Hara

The 40th ACM/SIGAPP Symposium On Applied Computing (SAC 2025)

March 2025

Coexistence Transmission of 33.4-Tb/s O-Band Coherent Classical Channels and a C-Band QKD Channel Over 80 km

Shohei Beppu, Daniel Elson, Shinya Murai(Toshiba Digital Solutions Corp.), Akira Murakami(Toshiba Digital Solutions Corp.), Hiroki Yamamuro, Yuta Wakayama, Noboru Yoshikane, Takehiro Tsuritani

2025 Optical Fiber Communications Conference and Exhibition (OFC)

March 2025

Core-Level Routing in Long-Haul MCF Transmission System With FIFO-Less Multicore EDFA and Spatial Cross-Connect

Kosuke Komatsu, Shohei Beppu, Daiki Soma, Yuta Wakayama, Noboru Yoshikane, Masahiko Jinno(Kagawa University), Takehiro Tsuritani

2025 Optical Fiber Communications Conference and Exhibition (OFC)

March 2025

High-Extinction-Ratio PCSEL-Based on-off-Keyed Signal Generation for Fiber-Amplifier-Free Space Optical Communications

Shota Ishimura, Takuya Inoue(Kyoto University), Shin Fukuhara, Ryohei Morita(Kyoto University), Hidenori Takahashi, Takehiro Tsuritani, Menaka De Zoysa(Kyoto University), Kenji Ishizaki(Kyoto University), Masatoshi Suzuki(Chitose Institute of Science and Technology), Susumu Noda(Kyoto University)

2025 Optical Fiber Communications Conference and Exhibition (OFC)

March 2025

High-Isolation and Low-Crosstalk Optical-Circulator-Based 2-Core Fan-out Device

Yuta Wakayama, Asumi Kaya(Optoquest), Ikuya Saji(Optoquest), Shohei Beppu, Kosuke Komatsu, Daiki Soma, Taketoshi Takahata(Optoquest), Tetsuya Kobayashi(Optoquest), Lidia Galdino(Corning), Kevin Bennett(Corning), Sergejs Makovejs(Corning), Noboru Yoshikane, Takehiro Tsuritani

2025 Optical Fiber Communications Conference and Exhibition (OFC)

March 2025

Field Demonstration of Cell-Free Massive MIMO System Utilizing Analog IFoF-Based Fronthaul Link

Shinji Nimura, Yu Tsukamoto, Takahide Murakami, Kazuki Tanaka, Kamya Yazdandoost, Hiroyuki Shinbo, Yoshiaki Amano, Ryo Inohara

2025 Optical Fiber Communications Conference and Exhibition (OFC)

March 2025

Localising State-of-Polarisation Perturbation on a Repeatered Link Using Wavelength Dispersion Delay Walk-Off

Kristina Shizuka(NTNU), Yamase Skarvang(NTNU), Daniel Elson, Shohei Beppu, Daiki Soma, Steinar Bjørnstad(Tampnet), Dag Roar Hjelme(NTNU), Yuta Wakayama

2025 Optical Fiber Communications Conference and Exhibition (OFC)

March 2025

Optical AllReduce: Ready to Eliminate Intra-DC in-Cast Vulnerability for Deep Learning Training

Yuepeng Wu(BUPT), Cen Wang, Hongxiang Guo(BUPT), Yuta Wakayama, Qiuyan Li(BUPT), Noboru Yoshikane, Takehiro Tsuritani, Jian Wu(BUPT)

2025 Optical Fiber Communications Conference and Exhibition (OFC)

March 2025

Demonstration of 4-Core/16-Core Fiber Heterogeneous Spatial Channel Network Comprising 19-Core Fiber Core Selective Switch-Based Spatial Gateway, 4-Core EDFAs, and 19-Core EDFAs

Takumi Tani(Kagawa University), Daiki Soma, Ryohei Otowa(santec AOC corporation), Yusuke Matsuno(Furukawa Electric Co., Ltd.), Kyosuke Nakada(Kagawa University),Kosuke Komatsu, Yuji Hotta(santec AOC corporation), Tsubasa Sasaki(Furukawa Electric Co., Ltd.), Rika Tahara,(Kagawa University),Shohei Beppu, Koichi Maeda(Furukawa Electric Co., Ltd.), Takuma Izumi(Kagawa University), Yuta Wakayama, Noboru Yoshikane, Takehiro Tsuritani, Yasuki Sakurai(santec AOC corporation), Ryuichi Sugizaki(Furukawa Electric Co., Ltd.) ,Masahiko Jinno(Kagawa University)

2025 Optical Fiber Communications Conference and Exhibition (OFC)

March 2025

Experimental Evaluation of Simplified Per-Subarray Analog Beam Training for LoS-MIMO With Partial Use of Reflective Paths

Masahiro Takigawa, Ryochi Kataoka, Issei Kanno, Takahiro Hayashi

2025 IEEE Wireless Communications and Networking Conference (WCNC 2025)

March 2025

Human Pose Estimation from an Extremely Low-Resolution Image Sequence by Pose Transition Embedding Network

Yasutomo Kawanishi(RIKEN), Hitoshi Nishimura, HiroshiMurase(Nagoya University)

The 20th International Conference on Computer Vision Theory and Applications (VISAPP 2025)

February 2025

Magmaw: Modality-Agnostic Adversarial Attacks on Machine Learning-Based Wireless Communication Systems

Jung-Woo Chang (University of California), Ke Sun (University of California), Nasimeh Heydaribeni (University of California), Seira Hidano , Xinyu Zhang (University of California), Farinaz Koushanfar (University of California)

The Network and Distributed System Security Symposium 2025 (NDSS 2025)

February 2025

Poster: Enhanced Device Identification in Cellular IoT Using IPFIX Records

Ryuta Ohishi(Shizuoka University), Norihiro Okui, Masataka Nakahara, Masakatsu Nishigaki(Shizuoka University), Tetsushi Ohki(RIKEN)

The Network and Distributed System Security Symposium 2025 (NDSS 2025)

February 2025

Security Analysis of Biased Basis for Efficient BB84

Hiroki Yamamuro, Shohei Beppu, Kazuhide Fukushima, Shinsaku Kiyomoto

The 11th International Conference on Information Systems Security and Privacy (ICISSP 2025)

February 2025

Approximations of the Sigmoid Function Beyond the Approximation Domains for Privacy-Preserving Neural Networks

Shusaku Uemura, Kazuhide Fukushima, Shinsaku Kiyomoto

The 11th International Conference on Information Systems Security and Privacy (ICISSP 2025)

February 2025

Prioritization of Exploit Codes on GitHub for Better Vulnerability Triage

Kentaro Kita, Yuta Gempei, Tomoaki Mimoto, Takamasa Isohara, Shinsaku Kiyomoto Toshiaki Tanaka(University of Hyogo)

The 11th International Conference on Information Systems Security and Privacy (ICISSP 2025)

February 2025

Gram Root Decomposition over the Polynomial Ring: Application to Sphericalization of Discrete Gaussian

Hiroki Okada, Tsuyoshi Takagi(The University of Tokyo)

The 11th International Conference on Information Systems Security and Privacy (ICISSP 2025)

February 2025

Flexible Noise Based Robustness Certification Against Backdoor Attacks in Graph Neural Networks

Hiroya Kato, Ryo Meguro(Tohoku University), Seira Hidano, Takuo Suganuma(Tohoku University), Masahiro Hiji(Tohoku University)

The 11th International Conference on Information Systems Security and Privacy (ICISSP 2025)

February 2025

Point Cloud Color Upsampling with Attention-Based Coarse Colorization and Refinement

Kohei Matsuzaki, Keisuke Nonaka

2025 IEEE/CVF Winter Conference on Applications of Computer Vision (WACV 2025)

February 2025

Autonomous Hardware-Trojan Generation Method Using Reinforcement Learning for Random Forest-Based Hardware-Trojan Detection

Yuka Ikegami(Waseda University), Kento Hasegawa, Seira Hidano, Kazuhide Fukushima, Nozomu Togawa(Waseda University)

2025 IEEE International Conference on Consumer Electronics (ICCE 2025)

January 2025

Performance Comparison of the LLM Models on LLM-based Seed Generation Method for IoT Device Fuzzing

Hibiki Nakanishi(Waseda University), Kento Hasegawa, Seira Hidano, Kazuhide Fukushima, Kazuo Hashimoto(Waseda University), Nozomu Togawa(Waseda University)

2025 IEEE International Conference on Consumer Electronics (ICCE 2025)

January 2025

Display method of real-world data captured by an RGBD camera on a holographic head-mounted display reacting to viewpoint movement

Sota Nishita(Hokkaido University), Taichi Sakakihara(Hokkaido University), Ryosuke Watanabe, Seok Kang(Hokkaido University), Yuji Sakamoto(Hokkaido University)

SPIE Photonics West 2025

January 2025

WIP: Cyber Security Measurement Taking Physical Circumstances

Masataka Nakahara, Keizo Sugiyama, Norihiro Okui and Yasuaki Kobayashi, Ayumu Kubota, Shinsaku Kiyomoto

2025 IEEE Consumer Communications and Networking Conference (CCNC 2025)

January 2025

Fast Beam Training for Higher-Rank LoS-MIMO Using True-Time-Delay Arrays

Masahiro Takigawa, Ryochi Kataoka, Issei Kanno, Takahiro Hayashi

2025 IEEE Consumer Communications and Networking Conference (CCNC 2025)

January 2025

A Study on 300GHz Band Propagation Loss Modeling in the Vicinity of the Human Body Considering the Effect of Clothing

Kazuki Takezawa, Satoshi Ito, Tatsuya Nagao

2025 IEEE Consumer Communications and Networking Conference (CCNC 2025)

January 2025

Measurement Evaluation of Propagation Characteristics of the 300-GHz Band Focusing on the NLOS Environment

Satoshi Ito, Hiroki Aoki, Tatsuya Nagao, Takahiro Hayashi

2025 IEEE Consumer Communications and Networking Conference (CCNC 2025)

January 2025

High-speed Uplink Data Wireless Transmission via a Frequency Conversion Relay Device from the Terahertz to the Millimeter-Wave toward Beyond 5G Mobile Communication

Yoshio Kunisawa, Satoshi Ito, Tatsuya Nagao

2025 IEEE Consumer Communications and Networking Conference (CCNC 2025)

January 2025