Kohei Yamamoto

According to our database, Kohei Yamamoto authored at least 63 papers between 2004 and 2024.

Collaborative distances:

• Dijkstra number of four.
• Erdős number of four.

2024

Juxtaposing individual and group mobility from sparse Wi-Fi signatures with cloud-assisted computing: a case study for a multidisciplinary university campus.

Kohei Yamamoto, Zhou Guo, Chen-Chieh Feng

J. Locat. Based Serv., April, 2024

2023

A Robust Approach Assisted by Signal Quality Assessment for Fetal Heart Rate Estimation from Doppler Ultrasound Signal.

Xintong Shi, Natsuho Niida, Kohei Yamamoto, Tomoaki Ohtsuki, Yutaka Matsui, Kazunari Owada

Sensors, December, 2023

Single-Element Dual-Interferometer for Precision Inertial Sensing: Sub-Picometer Structural Stability and Performance as a Reference for Laser Frequency Stabilization.

Victor Huarcaya, Miguel Dovale Álvarez, Kohei Yamamoto, Yichao Yang, Stefano Gozzo, Pablo Martínez Cano, Moritz Mehmet, Juan Jose Esteban Delgado, Jianjun Jia, Gerhard Heinzel

Sensors, December, 2023

Multi-Person Position Estimation Based on Correlation Between Received Signals Using MIMO FMCW Radar.

Koji Endo, Tomohiro Ishikawa, Kohei Yamamoto, Tomoaki Ohtsuki

IEEE Access, 2023

Arterial Blood Pressure Waveform Estimation from Photoplethysmogram Under Inter-Subject Paradigm Using Subject-Distinguishable Dataset by U-Net and Domain Adversarial Training.

Rikuto Yoshizawa, Kohei Yamamoto, Tomoaki Ohtsuki

Proceedings of the IEEE International Conference on Communications, 2023

Evaluation of Source Data Selection for DTL Based CSI Feedback Method in FDD Massive MIMO Systems.

Mayuko Inoue, Tomoaki Ohtsuki, Kohei Yamamoto, Guan Gui

Proceedings of the 20th IEEE Consumer Communications & Networking Conference, 2023

Evaluation of Dynamic Routing in Information-Centric based Wireless Sensor Networks.

Kohei Yamamoto, Takafumi Taya, Osamu Mizuno

Proceedings of the 28th Asia Pacific Conference on Communications, 2023

An LSTM-Based Approach for Fall Detection Using Accelerometer-Collected Data.

Yoshiya Uotani, Kohei Yamamoto, Chen Ye, Mondher Bouazizi, Tomoaki Ohtsuki

Proceedings of the 28th Asia Pacific Conference on Communications, 2023

2022

On-Axis Optical Bench for Laser Ranging Instruments in Future Gravity Missions.

Yichao Yang, Kohei Yamamoto, Miguel Dovale Álvarez, Daikang Wei, Juan Jose Esteban Delgado, Vitali Müller, Jianjun Jia, Gerhard Heinzel

Sensors, 2022

A Denoising Method Using Deep Image Prior to Human-Target Detection Using MIMO FMCW Radar.

Koji Endo, Kohei Yamamoto, Tomoaki Ohtsuki

Sensors, 2022

Wi-Fi-Based Fall Detection Using Spectrogram Image of Channel State Information.

Takashi Nakamura, Mondher Bouazizi, Kohei Yamamoto, Tomoaki Ohtsuki

IEEE Internet Things J., 2022

In Search of the Performance- and Energy-Efficient CNN Accelerators.

Stanislav Sedukhin, Yoichi Tomioka, Kohei Yamamoto

IEICE Trans. Electron., 2022

Multibeam Doppler Sensor-Based Non-Contact Heartbeat Detection Using Beam Diversity.

Tsukiko Kitagawa, Kohei Yamamoto, Koji Endo, Tomoaki Ohtsuki

IEEE Access, 2022

Text-based Image Editing for Food Images with CLIP.

Kohei Yamamoto, Keiji Yanai

Proceedings of the 7th International Workshop on Multimedia Assisted Dietary Management, 2022

Heartbeat Detection Using 3D Lidar and MIMO Doppler Radar.

Mondher Bouazizi, Kohei Yamamoto, Tomoaki Ohtsuki

Proceedings of the IEEE International Conference on Communications, 2022

Unsupervised Representation Learning-based Doppler Ultrasound Signal Quality Assessment.

Xintong Shi, Kohei Yamamoto, Tomoaki Ohtsuki, Yutaka Matsui, Kazunari Owada

Proceedings of the IEEE Global Communications Conference, 2022

Fetal Arrhythmia Detection based on Deep Learning using Fetal ECG Signals.

Sara Nakatani, Kohei Yamamoto, Tomoaki Ohtsuki

Proceedings of the IEEE Global Communications Conference, 2022

Arterial Blood Pressure Estimation Method from Electrocardiogram Signals using U-Net.

Rikuto Yoshizawa, Kohei Yamamoto, Tomoaki Ohtsuki

Proceedings of the 44th Annual International Conference of the IEEE Engineering in Medicine & Biology Society, 2022

Non-invasive Fetal ECG Signal Quality Assessment based on Unsupervised Learning Approach.

Xintong Shi, Kohei Yamamoto, Tomoaki Ohtsuki, Yutaka Matsui, Kazunari Owada

Proceedings of the 44th Annual International Conference of the IEEE Engineering in Medicine & Biology Society, 2022

Non-contact Blood Pressure Estimation Method Based on Blood Pressure Category Classification.

Shuzo Ishizaka, Kohei Yamamoto, Tomoaki Ohtsuki

Proceedings of the 44th Annual International Conference of the IEEE Engineering in Medicine & Biology Society, 2022

StyleGAN-based CLIP-guided Image Shape Manipulation.

Yuchen Qian, Kohei Yamamoto, Keiji Yanai

Proceedings of the CBMI 2022: International Conference on Content-based Multimedia Indexing, Graz, Austria, September 14, 2022

2021

Architecture of an On-Time Data Transfer Framework in Cooperation with Scheduler System.

Kohei Yamamoto, Arata Endo, Susumu Date

Proceedings of the Network and Parallel Computing, 2021

Non-contact Blood Pressure Measurement using Doppler Radar based on Waveform Analysis by LSTM.

Shuzo Ishizaka, Kohei Yamamoto, Tomoaki Ohtsuki

Proceedings of the ICC 2021, 2021

Noncontact Heartbeat Detection by Viterbi Algorithm with Fusion of Beat-Beat Interval and Deep Learning-Driven Branch Metrics.

Kohei Yamamoto, Tomoaki Ohtsuki

Proceedings of the IEEE International Conference on Acoustics, 2021

Unstable Depth Perception of Aerial Image in Crossed Mirror Array Can Be Controlled by Changing Fixation Distance.

Haruki Mizushina, Kohei Yamamoto, Shiro Suyama

Proceedings of the IEEE Industry Applications Society Annual Meeting, 2021

Remote Sensing of Heartbeat based on Space Diversity Using MIMO FMCW Radar.

Kohei Yamamoto, Koji Endo, Tomoaki Ohtsuki

Proceedings of the IEEE Global Communications Conference, 2021

Non-contact Heartbeat Detection Based on Beam Diversity Using Multibeam Doppler Sensor.

Tsukiko Kitagawa, Kohei Yamamoto, Tomoaki Ohtsuki

Proceedings of the IEEE Global Communications Conference, 2021

Learnable Companding Quantization for Accurate Low-Bit Neural Networks.

Kohei Yamamoto

Proceedings of the IEEE Conference on Computer Vision and Pattern Recognition, 2021

Model-based anomaly detection in response delay in communication through LTE network.

Kohei Yamamoto, Naoki Wakamiya, Ryo Nakano, Ryosuke Fujiwara

Proceedings of the 22nd Asia-Pacific Network Operations and Management Symposium, 2021

2020

Single-Element Dual-Interferometer for Precision Inertial Sensing.

Yichao Yang, Kohei Yamamoto, Victor Huarcaya, Christoph Vorndamme, Daniel Penkert, Germán Fernández Barranco, Thomas S. Schwarze, Moritz Mehmet, Juan Jose Esteban Delgado, Jianjun Jia, Gerhard Heinzel, Miguel Dovale Álvarez

Sensors, 2020

Local Memory Mapping of Multicore Processors on an Automatic Parallelizing Compiler.

Yoshitake Oki, Yuto Abe, Kazuki Yamamoto, Kohei Yamamoto, Tomoya Shirakawa, Akimasa Yoshida, Keiji Kimura, Hironori Kasahara

IEICE Trans. Electron., 2020

Non-Contact Heartbeat Detection by Heartbeat Signal Reconstruction Based on Spectrogram Analysis With Convolutional LSTM.

Kohei Yamamoto, Tomoaki Ohtsuki

IEEE Access, 2020

ECG Signal Reconstruction via Doppler Sensor by Hybrid Deep Learning Model With CNN and LSTM.

Kohei Yamamoto, Ryosuke Hiromatsu, Tomoaki Ohtsuki

IEEE Access, 2020

Removing Raindrops from a Single Image using Synthetic Data.

Yoshihito Kokubo, Shusaku Asada, Hirotaka Maruyama, Masaru Koide, Kohei Yamamoto, Yoshihisa Suetsugu

Proceedings of the 25th International Conference on Pattern Recognition, 2020

Acquisition of Periodic Events with Person Attributes.

Kohei Yamamoto, Kazutaka Shimada

Proceedings of the International Conference on Asian Language Processing, 2020

Wi-Fi-CSI-based Fall Detection by Spectrogram Analysis with CNN.

Takashi Nakamura, Mondher Bouazizi, Kohei Yamamoto, Tomoaki Ohtsuki

Proceedings of the IEEE Global Communications Conference, 2020

Visual mapping of multi-objective optimization problems and evolutionary algorithms.

Kohei Yamamoto, Tomoaki Takagi, Keiki Takadama, Hiroyuki Sato

Proceedings of the GECCO '20: Genetic and Evolutionary Computation Conference, 2020

Development of a robot partner system to support the elderly based on sensor data.

Kohei Yamamoto, Shuai Shao, Naoyuki Kubota

Proceedings of the 29th IEEE International Conference on Fuzzy Systems, 2020

2019

Doppler Sensor-Based Blink Duration Estimation by Analysis of Eyelids Closing and Opening Behavior on Spectrogram.

Kohei Yamamoto, Kentaroh Toyoda, Tomoaki Ohtsuki

IEEE Access, 2019

No-Sweat Detective: No Effort Anomaly Detection for Wi-Fi-Based Localization.

Kota Tsubouchi, Kohei Yamamoto, Nobuhiko Nishio

Proceedings of the 2019 International Conference on Indoor Positioning and Indoor Navigation, 2019

In-Situ Visualization with Membrane Layer for Movie-Based Visualization.

Kohei Yamamoto, Akira Kageyama

Proceedings of the Computational Science - ICCS 2019, 2019

Spectrogram-Based Simultaneous Heartbeat and Blink Detection using Doppler Sensor.

Kohei Yamamoto, Kentaroh Toyoda, Tomoaki Ohtsuki

Proceedings of the 2019 IEEE International Conference on Communications, 2019

Acquisition of Knowledge with Time Information from Twitter.

Kohei Yamamoto, Kazutaka Shimada

Proceedings of the International Conference on Asian Language Processing, 2019

CNN-Based Respiration Rate Estimation in Indoor Environments via MIMO FMCW Radar.

Kohei Yamamoto, Kentaroh Toyoda, Tomoaki Ohtsuki

Proceedings of the 2019 IEEE Global Communications Conference, 2019

FMCW Radar-Based Anomaly Detection in Toilet by Supervised Machine Learning Classifier.

Wataru Takabatake, Kohei Yamamoto, Kentaroh Toyoda, Tomoaki Ohtsuki, Yohei Shibata, Atsushi Nagate

Proceedings of the 2019 IEEE Global Communications Conference, 2019

MUSIC-based Non-contact Heart Rate Estimation with Adaptive Window Size Setting.

Kohei Yamamoto, Kentaroh Toyoda, Tomoaki Ohtsuki

Proceedings of the 41st Annual International Conference of the IEEE Engineering in Medicine and Biology Society, 2019

Novel CA-CFAR Approach for Improvement of Doppler Sensor-based Heart Rate Variability Estimation.

Ryosuke Hiromatsu, Kohei Yamamoto, Kentaroh Toyoda, Tomoaki Ohtsuki

Proceedings of the 41st Annual International Conference of the IEEE Engineering in Medicine and Biology Society, 2019

PCAS: Pruning Channels with Attention Statistics for Deep Network Compression.

Kohei Yamamoto, Kurato Maeno

Proceedings of the 30th British Machine Vision Conference 2019, 2019

Hierarchical Topic Models for Expanding Category Hierarchies.

Kohei Yamamoto, Koji Eguchi, Atsuhiro Takasu

Proceedings of the IEEE International Conference on Big Data and Smart Computing, 2019

2018

Complex-Valued Fully Convolutional Networks for MIMO Radar Signal Segmentation.

Motoko Tachibana, Kohei Yamamoto, Kurato Maeno

IEICE Trans. Inf. Syst., 2018

PCAS: Pruning Channels with Attention Statistics.

Kohei Yamamoto, Kurato Maeno

CoRR, 2018

Spectrogram-Based Non-Contact RRI Estimation by Accurate Peak Detection Algorithm.

Kohei Yamamoto, Kentaroh Toyoda, Tomoaki Ohtsuki

IEEE Access, 2018

Membrane Layer Method to Separate Simulation and Visualization for Large-scale In-situ Visualizations.

Akira Kageyama, Naohisa Sakamoto, Kohei Yamamoto

Proceedings of 8th International Conference on Simulation and Modeling Methodologies, 2018

GERMIC: Application of Gesture Recognition Model with Interactive Correction to Manual Grading Tasks.

Kohei Yamamoto, Fumiya Kan, Kazuya Murao, Masahiro Mochizuki, Nobuhiko Nishio

Proceedings of the Mobile Computing, Applications, and Services, 2018

Doppler Sensor-Based Blink Duration Estimation by Spectrogram Analysis.

Kohei Yamamoto, Kentaroh Toyoda, Tomoaki Ohtsuki

Proceedings of the 2018 IEEE International Conference on Communications, 2018

Non-Contact Heartbeat Detection by MUSIC with Discrete Cosine Transform-Based Parameter Adjustment.

Kohei Yamamoto, Kentaroh Toyoda, Tomoaki Ohtsuki

Proceedings of the IEEE Global Communications Conference, 2018

2017

Driver's blink detection using Doppler sensor.

Kohei Yamamoto, Kentaroh Toyoda, Tomoaki Ohtsuki

Proceedings of the 28th IEEE Annual International Symposium on Personal, 2017

Detecting aged deterioration of a radio base station map for wi-fi positioning.

Makiko Kawanaka, Kohei Yamamoto, Kota Tsubouchi, Kazuya Murao, Masahiro Mochizuki, Nobuhiko Nishio

Proceedings of the Adjunct Proceedings of the 2017 ACM International Joint Conference on Pervasive and Ubiquitous Computing and Proceedings of the 2017 ACM International Symposium on Wearable Computers, 2017

2016

Multimodal Content-Aware Image Thumbnailing.

Kohei Yamamoto, Hayato Kobayashi, Yukihiro Tagami, Hideki Nakayama

Proceedings of the 25th International Conference on World Wide Web, 2016

MHD Relaxation with Flow in a Sphere.

Kohei Yamamoto, Akira Kageyama

Proceedings of the International Conference on Computational Science 2016, 2016

2012

Database Support for Shogi Learners.

Kohei Yamamoto, Tetsuya Takahashi, Masaya Kitaoka, Yoshikazu Tagashira, Hiroyuki Tarumi, Toshihiro Hayashi

Proceedings of the 2012 IEEE Fourth International Conference On Digital Game And Intelligent Toy Enhanced Learning, 2012

2005

Optimum Pricing Strategy for Maximization of Profits and Chance Discovery.

Kohei Yamamoto, Katsutoshi Yada

Proceedings of the Knowledge-Based Intelligent Information and Engineering Systems, 2005

2004

Development Works for Integrated-Study with Co-operations of Community.

Noriko Morita, Kohei Yamamoto, Takeshi Nakatani, Masaki Shirai, Masami Ichihashi

Proceedings of the 2004 Conference on Creating, 2004