High-speed high-power free-space optical communication via directly modulated watt-class photonic-crystal surface-emitting lasers

Ryohei Morita(Kyoto University), Shota Ishimura, Takuya Inoue(Kyoto University), Kosuke Nishimura, Hidenori Takahashi, Takehiro Tsuritani, Menaka De Zoysa(Kyoto University), Kenji Ishizaki(Kyoto University), Masatoshi Suzuki, Susumu Noda(Kyoto University)

Optica

2024年7月

Challenges of CPS/IoT Network Architecture in 6G Era

Norihiro Fukumoto, Chikara Sasaki, Atsushi Tagami, Akihiro Nakao(The University of Tokyo)

IEEE Access

2024年4月

Scheme of carrier cooperation with coordinated scheduling for faster and lower-cost failure/disaster recovery

Sugang Xu(NICT), Subhadeep Sahoo(University of California), Sifat Ferdousi(University of California), Noboru Yoshikane, Masaki Shiraiwa(NICT), Yusuke Hirota(NICT), Massimo Tornatore(Politecnico di Milano), Takehiro Tsuritani, Yoshinari Awaji(NICT), Biswanath Mukherjee(University of California)

Journal of Optical Communications and Networking (Optica Publishing Group)

2024年4月

Coherent Nyquist optical pulse transmission at nearly 1-Tb/s/λ over 1,600 km with a capacity of 21.5 Tb/s using PS-32 QAM signals

Shohei Beppu, Aoto Ishikawa(Tohoku University), Takeki Serikawa(Tohoku University), Masato Yoshida(Tohoku University), Toshihiko Hirooka(Tohoku University), Masataka Nakazawa(Tohoku University)

OSA Optics Express

2024年4月

自然災害における曝露量と自己効力感に関する分析―スマートフォン位置情報を用いた個人の曝露量に着目して―

三浦 瑞貴, 曹 蓮, 小林 亮博(KDDI), 上坂 大輔

地域安全学会論文集 No.44（電子ジャーナル論文）

2024年3月

機械学習を用いた電波伝搬推定における地図画像からの特徴抽出手法

萩原 蓮斗(横浜国立大学), 市毛 弘一(横浜国立大学), 長尾 竜也, 林高弘

電子情報通信学会 和文論文誌B

2024年3月

Efficient Homomorphic Evaluation of Arbitrary Uni/Bivariate Integer Functions and Their Applications

Daisuke Maeda(University of Tsukuba), Koki Morimura(University of Tsukuba), Shintaro Narisada, Kazuhide Fukushima, Takashi Nishida(University of Tsukuba)

IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences  

2024年3月

Sensor event sequence prediction for proactive smart home: A GPT2-based autoregressive language model approach

Naoto Takeda, Roberto Legaspi, Yasutaka Nishimura, Kazushi Ikeda, Atsunori Minamikawa, Thomas Plötz(Georgia Institute of Technology), Sonia Chernova(Georgia Institute of Technology)

Journal of Ambient Intelligence and Smart Environments

2024年3月

Impact of environmental, social and governance initiatives on firm value: Analysis using AI-based ESG scores for Japanese listed firms

Zhixiong Chen, Kohei Sugiyama, Kazuyuki Tasaka, Tomomi Kito, Yukihiro Yasuda

Research in International Business and Finance

2024年3月

Distributed Stochastic Gradient Descent With Compressed and Skipped Communication

Tran Thi Phuong, Le Trieu Phong(NICT), Kazuhide Fukushima

IEEE Access

2024年3月

Private Verification in Multi-stakeholder Environment and its Application to Stable Matching

Toru Nakamura, Hiroki Okada, Kazuhide Fukushima, Takamasa Isohara

SN Computer Science

2024年3月

Scalable Multi-Core Dual-Polarization Coherent Receiver Using a Metasurface Optical Hybrid

Kento Komatsu(The University of Tokyo), Go Soma, Shota Ishimura, Hidenori Takahashi, Takehiro Tsuritani, Masatoshi Suzuki, Yoshiaki Nakano(The University of Tokyo), Takuo Tanemura(The University of Tokyo)

IEEE Journal of Lightwave Technology

2024年3月

スマートフォン位置情報データを活用した LRT 利用者の行動変容に関する研究

中原 慶之(早稲田大学), 小林 亮博(KDDI), 上坂 大輔, 森本 章倫(早稲田大学)

交通工学論文集

2024年2月

The sense of agency in human–AI interactions

Roberto Legaspi, Wenzhen Xu, Tatsuya Konishi, Shinya Wada, Nao Kobayashi, Yasushi Naruse(NICT), Yuichi Ishikawa

Knowledge-Based Systems (Elsevier)

2024年2月

Treatment readiness and prognosis for problematic smartphone use: Evaluation of the Stages of Change, Readiness, and Treatment Eagerness Scale (SOCRATES) and log data

Nanase Kobayashi(Tokyo Medical and Dental University), Daisuke Jitoku(Tokyo Medical and Dental University), Ryoko Mochimatsu(Tokyo Medical and Dental University), Toshitaka Hamamura, Masaru Honjo, Shunsuke Takagi(Tokyo Medical and Dental University), Genichi Sugihara(Tokyo Medical and Dental University), Hidehiko Takahashi(Tokyo Medical and Dental University)

Psychiatry and Clinical Neurosciences Reports

2024年2月

RF Chain-Wise Clustering Schemes for Millimeter Wave Cell-Free Massive MIMO With Centralized Hybrid Beamforming

Shunsuke Kamiwatari, Issei Kanno, Takahiro Hayashi, Yoshiaki Amano

IEEE Access

2024年2月

Reinforcement Learning based Adaptive Beam Alignment in Photodiode-Integrated Array Antenna Module

Jyun-Wei Li(National Taipei University of Technology), Yu-Chieh Teng(National Taipei University of Technology), Shinji Nimura, Yibeltal Chanie Manie(National Taipei University of Technology), Kamya Yekeh Yazdandoost, Kazuki Tanaka, Ryo Inohara, Takehiro Tsuritani, Peng-Chun Peng(National Taipei University of Technology)

Optics Letters (Optica Publishing Group)

2024年2月

Effects of a mobile health intervention on health-related outcomes in Japanese office workers: a pilot study

Takumi Meguro, Fuminori Takayama, Hampus Hammarlund, Masaru Honjo

International Journal of Occupational Medicine and Environmental Health

2024年2月

9.6-THz Single Fibre Amplifier O-Band Coherent DWDM Transmission

Daniel J. Elson, Yuta Wakayama, Vitaly Mikhailov(OFS Laboratories), Jiawei Luo(OFS Laboratories), Noboru Yoshikane, Daryl Inniss(OFS Laboratories), Takehiro Tsuritani

IEEE Journal of Lightwave Technology

2024年1月

Resilience enhancement in open network–cloud ecosystems through disaggregation and cooperation

Sugang Xu(NICT), Kiyo Ishii(AIST), Noboru Yoshikane, Subhadeep Sahoo(University of California), Sifat Ferdousi(University of California), Masaki Shiraiwa(NICT), Yusuke Hirota(NICT), Takehiro Tsuritani, Massimo Tornatore(University of California), Yoshinari Awaji(NICT), Shu Namiki(AIST), Biswanath Mukherjee(University of California)

Journal of Optical Communications and Networking (Optica Publishing Group)

2024年1月

H.266 | VVC対応4K/8Kリアルタイムコーデックの開発

木谷 佳隆, 海野 恭平, 河村 圭

映像情報メディア学会誌

2024年1月

異種ドメインのユーザ・アイテムクラスタ情報を用いたペアワイズ学習に基づく購買予測手法

海保 拓真(大阪大学), 原 隆浩(大阪大学), 黒川 茂莉, 米川 慧, 天方 大地(大阪大学), 前川 卓也(大阪大学)

情報処理学会論文誌

2024年1月