Kohei Nakamura

30 papers A* 1C 3Journal 8Unranked 18

Year	Rank	Type	Title / Venue / Authors
2026	A*	`conf`	Explain-from-Stroke: Capturing Invisible Learning Processes Through Handwriting Dynamics Analysis. AAAI Ryosuke Nakamoto, Brendan Flanagan, Kohei Nakamura, Hiroaki Ogata
2025	J	`jnl`	Learning stream plot: classroom activity visualization with daily learning log data. Smart Learn. Environ. Izumi Horikoshi, Yuko Toyokawa, Kohei Nakamura, Rwitajit Majumdar, Hiroaki Ogata
2024	J	`jnl`	Aligning Digital Educational Policies with the New Realities of Schooling. Technol. Knowl. Learn. Deirdre Butler, Margaret Leahy, Amina Charania, Peiris Meda Gedara, Therese Keane, Thérèse Laferrière, Kohei Nakamura, Hiroshi Ueda, Stefania Bocconi
2024	J	`jnl`	Co-designing Data-Driven Educational Technology and Practice: Reflections from the Japanese Context. Technol. Knowl. Learn. Hiroaki Ogata, Changhao Liang, Yuko Toyokawa, Chia-Yu Hsu, Kohei Nakamura, Taisei Yamauchi, Brendan Flanagan, Yiling Dai, Kyosuke Takami, Izumi Horikoshi, Rwitajit Majumdar
2024	J	`jnl`	Extract instructional process from xAPI log data: a case study in Japanese junior high school. Res. Pract. Technol. Enhanc. Learn. Kohei Nakamura, Izumi Horikoshi, Rwitajit Majumdar, Hiroaki Ogata
2024	J	`jnl`	Uncovering insights from big data: change point detection of classroom engagement. Smart Learn. Environ. Kohei Nakamura, Manabu Ishihara, Izumi Horikoshi, Hiroaki Ogata
2023	—	`conf`	Development of Trans-nail PPG Controller Using Fingertip Blood Volume Changes to Enable Highly Accurate Motion Prediction. BioCAS Kohei Nakamura, Bang Du, Keishun Sugishita, Ryo Hasegawa, Hisashi Kino, Takafumi Fukushima, Koji Kiyoyama, Tetsu Tanaka
2023	C	`conf`	Extraction of Characteristic Answering Behavior Using Handwritten Log Data. ICCE Junya Atake, Taito Kano, Kohei Nakamura, Chia-Yu Hsu, Izumi Horikoshi, Hiroaki Ogata
2023	C	`conf`	Visualization of Instructional Patterns from Daily Teaching Log Data. ICCE Kohei Nakamura, Izumi Horikoshi, Rwitajit Majumdar, Hiroaki Ogata
2022	—	`conf`	200µm Diameter Fiber for SDM Submarine Networks: Cabling Performance and Record Transmission Result. OFC Takanori Inoue, Kohei Nakamura, Yuushi Matsuo, Fatih Yaman, Sergejs Makovejs, Jennifer T. Prater, Juan Carlos Aquino, Daishi Masuda, Yoshihisa Inada, Eduardo Mateo
2022	J	`jnl`	3D-stacked retinal prosthesis chip with binary image capture and edge detection functions for human visual restoration. IEICE Electron. Express Yaogan Liang, Bang Du, Kohei Nakamura, Shengwei Wang, Bunta Inoue, Yuta Aruga, Hisashi Kino, Takafumi Fukushima, Koji Kiyoyama, Tetsu Tanaka
2022	—	`conf`	First Demonstration of Uncoupled 4-Core Multicore Fiber in a Submarine Cable Prototype with Integrated Multicore EDFA. OFC Hitoshi Takeshita, Kohei Nakamura, Yuushi Matsuo, Takanori Inoue, Daishi Masuda, Tetsuya Hiwatashi, Kohei Hosokawa, Yoshihisa Inada, Emmanuel Le Taillandier de Gabory
2022	—	`conf`	Implementation of Light and Dark Adaptation Function for High QOL 3D-Stacked Artificial Retina Chip. BioCAS Kohei Nakamura, Yaogan Liang, Bang Du, Shengwei Wang, Yuta Aruga, Bunta Inoue, Hisashi Kino, Takafumi Fukushima, Koji Kiyoyama, Tetsu Tanaka
2022	C	`conf`	Teaching Analytics Across Multiple Systems: A Case Study at a Junior High School in Japan. ICCE Kohei Nakamura, Izumi Horikoshi, Hiroaki Ogata
2021	—	`conf`	Design and Evaluation of Electronic-Microsaccade with Balanced Stimulation for Artificial Vision System. BioCAS Yaogan Liana, Zhengyang Qian, Bang Du, Jinming Ye, Kohei Nakamura, Shengwei Wang, Hisashi Kino, Takafumi Fukushima, Koji Kiyoyama, Tetsu Tanaka
2021	—	`conf`	Estimation of Core-Cladding Concentricity Error From GAWBS Noise Spectrum. OFC Fatih Yaman, Kohei Nakamura, Eduardo Mateo, Shinsuke Fujisawa, Hussam G. Batshon, Takanori Inoue, Yoshihisa Inada
2019	J	`jnl`	An FPGA-Based Change-Point Detection for 10Gbps Packet Stream. IEICE Trans. Inf. Syst. Takuma Iwata, Kohei Nakamura, Yuta Tokusashi, Hiroki Matsutani
2019	—	`conf`	On the Performance Metric and Design of Non-Uniformly Shaped Constellation. OFC Shaoliang Zhang, Fatih Yaman, Eduardo Mateo, Ivan B. Djordjevic, Kohei Nakamura, Takanori Inoue, Yoshihisa Inada
2018	J	`jnl`	A Hardware-Based Caching System on FPGA NIC for Blockchain. IEICE Trans. Inf. Syst. Yuma Sakakibara, Shin Morishima, Kohei Nakamura, Hiroki Matsutani
2018	—	`conf`	Accelerating Online Change-Point Detection Algorithm Using 10 GbE FPGA NIC. Euro-Par Workshops Takuma Iwata, Kohei Nakamura, Yuta Tokusashi, Hiroki Matsutani
2018	—	`conf`	Evolution from 8QAM live traffic to PS 64-QAM with Neural-Network Based Nonlinearity Compensation on 11000 km Open Subsea Cable. OFC Valey Kamalov, Ljupcho Jovanovski, Vijay Vusirikala, Shaoliang Zhang, Fatih Yaman, Kohei Nakamura, Takanori Inoue, Eduardo Mateo, Yoshihisa Inada
2018	—	`conf`	Flex-Rate Transmission using Hybrid Probabilistic and Geometric Shaped 32QAM. OFC Shaoliang Zhang, Zhen Qu, Fatih Yaman, Eduardo Mateo, Takanori Inoue, Kohei Nakamura, Yoshihisa Inada, Ivan B. Djordjevic
2017	—	`conf`	A generalized pairwise optimization for designing multi-dimensional modulation formats. OFC Shaoliang Zhang, Fatih Yaman, Eduardo Mateo, Takanori Inoue, Kohei Nakamura, Yoshihisa Inada
2017	—	`conf`	An FPGA NIC Based Hardware Caching for Blockchain. HEART Yuma Sakakibara, Kohei Nakamura, Hiroki Matsutani
2017	—	`conf`	Design and Performance Evaluation of a GMI-Optimized 32QAM. ECOC Shaoliang Zhang, Fatih Yaman, Eduardo Mateo, Takanori Inoue, Kohei Nakamura, Yoshihisa Inada
2017	—	`conf`	Nonlinear Characterization of Fiber Optic Submarine Cables. ECOC Eduardo Mateo, Kohei Nakamura, Takanori Inoue, Yoshihisa Inada, Takaaki Ogata
2016	—	`conf`	An FPGA-based low-latency network processing for spark streaming. IEEE BigData Kohei Nakamura, Ami Hayashi, Hiroki Matsutani
2015	—	`conf`	First quasi-single-mode transmission over transoceanic distance using few-mode fibers. OFC Fatih Yaman, Shaoliang Zhang, Yue-Kai Huang, Ezra Ip, John D. Downie, William A. Wood, Aramais R. Zakharian, Snigdharaj K. Mishra, Jason E. Hurley, Yequn Zhang, Ivan B. Djordjevic, Ming-Fang Huang, Eduardo Mateo, Kohei Nakamura, Takanori Inoue, Yoshihisa Inada, Takaaki Ogata
2015	—	`conf`	Optimized BICM-8QAM formats based on generalized mutual information. ECOC Shaoliang Zhang, Kohei Nakamura, Fatih Yaman, Eduardo Mateo, Takanori Inoue, Yoshihisa Inada
2015	—	`conf`	Trans-pacific transmission of quad-carrier 1Tb/s DP-8QAM assisted by LUT-based MAP algorithm. OFC Shaoliang Zhang, Fatih Yaman, Yue-Kai Huang, Takanori Inoue, Kohei Nakamura, Eduardo Mateo, Yoshihisa Inada, Ting Wang, Takaaki Ogata