Presentations -
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Correlation analysis of objective features and online meeting quality
R. Oba
HCI International 2025 Conference (Gothenburg) ,
2025.06 -
A Novel Physical Spoofing Technique Using Radio Frequency Fingerprint Emulation and Model Fitting
Z. Yao
ICC2025 (Montreal) ,
2025.06 -
A Novel MIMO FMCW Radar-based Approach for Heart Rate Estimation Using Positional Feature Selection
S. Nakatani
ICC2025 (Montreal) ,
2025.06 -
Stress Detection Through Eye Tracking Incorporating Custom Lasso Stress Index
X. Meng
ICC2025 (Montreal) ,
2025.06 -
Memristor-Based Meta-Learning for Fast mmWave Beam Prediction in Non-Stationary Environments
Y. Cao
ICC2025 (Montreal) ,
2025.06 -
A Plug-and-Play Module for Enhancing Fault-Tolerant Distributed Inference Based on Gaussian Dropout
Z. Hou
ICC2025 (Montreal) ,
2025.06 -
Beamforming and Trajectory Planning Method under Fixed-Footprint Conditions for Multi-HAPS Systems
T. Mori
ICC2025 (Montreal) ,
2025.06 -
Enhancing Dementia Detection: Augmenting the Face Mesh
C. Zheng
ISBI2025 (Houston) ,
2025.04 -
Real-Time Edge AI with Accuracy and Latency Guarantees using Conformal Risk Control
K. Anders
電子情報通信学会総合大会 (東京都市大学) ,
2025.03,電子情報通信学会
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Energy Efficient Transmission Parameters Selection Method Using Reinforcement Learning in Distributed LoRa Networks
R. Airiyoshi
WCNC2025 (Milan) ,
2025.03 -
Multi-Dimensional Spectrum Prediction Method Based on Efficient Adaptive Broad Learning
N. Ji
WCNC2025 (Milan) ,
2025.03 -
More is Better: Channel-Robust Radio Frequency Fingerprinting With Random Overlay Augmentation
Y. Wang
WCNC2025 (Milan) ,
2025.03 -
Source Channel Model Selection for Downlink CSI Feedback Estimation using Transfer Learning in Massive MIMO System
J. Liu
(Honolulu, Hawaii) ,
2025.02 -
A CSI-based Cross-subject Transfer Learning Method Using Network Freezing
Z. He
GLOBECOM2024 (Cape Town) ,
2024.12 -
Rough-to-Fine Model-based Non-contact Heart Rate Estimation using MIMO FMCW Radar
X. Shi
GLOBECOM2024 (Cape Town) ,
2024.12 -
Object Detection on SAR Images Via YOLOv10 and Integrated ACmix Attention Mechanism
Z. Wang
RICAI2024 (Nanjing) ,
2024.12,RICAI2024
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(Invited Paper) Remote Inter-beat Interval Estimation: A Signal Reconstruction Approach with Multi-channel Input and Channel-Wise Attention Mechanism
W. Shengze
Healthcom 2024 (Nara) ,
2024.11 -
Chirp Correction and Phase Accumulation-Linear Interpolation-assisted ICEEMDAN-based Heart Rate Estimation from MIMO FMCW Radar
M. Mutsukawa
Healthcom 2024 (Nara) ,
2024.11 -
Camera-based Stress Detection using Face-related and Emotion-related Features
R. Ogasawara
Healthcom 2024 (Nara) ,
2024.11 -
Multi-Dimensional Representation for Semantic Communication: A New Horizon for Customized Visualization of Shared Knowledge
M. Bouazizi
VTC2024-Fall (Washington, D.C) ,
2024.10 -
Beamforming Design using UE Positions and 3D Terrain-Building in HAPS System
L. Zhaojie
VTC2024-Fall (Washington, D.C) ,
2024.10 -
Enhanced User Clustering and Pairing Scheme for NOMA-Aided UAV Networks
Y. Yin
VTC2024-Fall (Washington, D.C) ,
2024.10 -
Multi-UAV-Assisted Emergency Caching Networks: UAV Location and NOMA Power Optimization
Y. Yin
VTC2024-Fall (Washington, D.C) ,
2024.10 -
Coverage and Rate Performance for Distributed Multi-RIS-Assisted mmWave Communications
Y. Cao
VTC2024-Fall (Washington, D.C) ,
2024.10 -
Cramer-Rao Lower Bound and Fairness Optimization in STAR-RIS Assisted ISAC Systems
R. Wang
VTC2024-Fall (Washington, D.C) ,
2024.10 -
Low Complexity CSI Feedback Method Using Reformer
Y. Saito
VTC2024-Fall (Washington, D.C) ,
2024.10 -
HAPS Mobile Communications
T. Ohtsuki
電子情報通信学会ソサイエティ大会 (日本工業大学) ,
2024.09,電子情報通信学会
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生成AIに基づくセマンティック通信
X. Shi
電子情報通信学会ソサイエティ大会 (日本工業大学) ,
2024.09,電子情報通信学会
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MU-MIMO HAPS システムにおける角度ベースの低演算量ユーザ選択アルゴリズム
X. Shi
電子情報通信学会ソサイエティ大会 (日本工業大学) ,
2024.09,電子情報通信学会
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A Novel Low-Complexity Method for Dynamic Antenna Control in HAPS
M. Bouazizi
電子情報通信学会ソサイエティ大会 (日本工業大学) ,
2024.09,電子情報通信学会
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A Robust Method for Estimating Fetal Heart Rate Using Signal Quality-Assessed Doppler Ultrasound Signals
X. Shi
電子情報通信学会ソサイエティ大会 (日本工業大学) ,
2024.09,電子情報通信学会
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Multi-Dimensional Representation for Semantic Communication
M. Bouazizi
電子情報通信学会ソサイエティ大会 (日本工業大学) ,
2024.09,電子情報通信学会
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A Novel Cross-Subject Transfer Learning Approach for CSI-Based Wireless Sensing with Network Freezing
Z. He
電子情報通信学会ソサイエティ大会 (日本工業大学) ,
2024.09,電子情報通信学会
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UAV-Assisted Wireless Caching Networks: UAV Deployment and NOMA Power Optimization
Y. Yin
電子情報通信学会ソサイエティ大会 (日本工業大学) ,
2024.09,電子情報通信学会
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Beamforming in HAPS Systems using Digital Twin
Z. Li
電子情報通信学会ソサイエティ大会 (日本工業大学) ,
2024.09,電子情報通信学会
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Deep Learning-Based Open-Set Person Identification Using Radar Extracted Cardiac Signals
Z. Xing
EMBC2024 (Orland) ,
2024.07 -
Non-invasive Fetal ECG Signal Quality Assessment based on Unsupervised Learning Approach
X. Shi
EMBC2022 (Glasgow) ,
2024.07 -
Arterial Blood Pressure Estimation Method from Electrocardiogram Signals using U-Net
R. Yoshizawa
EMBC2022 (Glasgow) ,
2024.07 -
Non-contact Blood Pressure Estimation Method Based on Blood Pressure Category Classification
S. Ishizaka
EMBC2022 (Glasgow) ,
2024.07 -
Ship Classification in SAR Images based on Full-Attention ViT and Image Reconstruction
L. Wang
IoTCIT (Kunming) ,
2024.07 -
Fully Autonomous Distributed Transmission Parameter Selection Method for Mobile IoT Applications Using Deep Reinforcement Learning
S. Sugiyama
VTC2024-Spring (Singapore) ,
2024.06 -
Hypersphere Projection-Guided Radio Frequency Fingerprinting Authentication in the Open World
X. Fue
VTC2024-Spring (Singapore) ,
2024.06 -
Enhanced Resource Allocation in Vehicular Networks via Multi-Agent Reinforcement Learning
Y. Zhang
VTC2024-Spring (Singapore) ,
2024.06 -
A Low-Complexity Clustering-Aided DQN Method for Dynamic Antenna Control in HAPS
M. Mondher
VTC2024-Spring (Singapore) ,
2024.06 -
Age-Based Federated Learning Approach to In-Network Caching: An Online Scheduling Policy
Y. Cao
ICC2024 (Denver) ,
2024.06 -
ECGDiff: Conditional Diffusion Model for ECG Reconstruction from Doppler Signals
K. Feghoul
ICC2024 (Denver) ,
2024.06 -
mmGAT: Pose Estimation by Graph Attention with Mutual Features from mmWave Radar Point Cloud
A.A. Masud
ICC2024 (Denver) ,
2024.06 -
3D-LiDAR-based Fall Detection by Dynamic Non-Linear Mapping with LSTM
X. Meng
ICC2024 (Denver) ,
2024.06 -
Massive MIMO Belief Propagation Detection Using DIP with DNN-Trained Scaling Factor
J. Tachibana
WCNC2024 (Dubai) ,
2024.04 -
DEEP SUB-IMAGE SAMPLING BASED DEFENSE AGAINST SPATIAL-DOMAIN ADVERSARIAL STEGANOGRAPHY
X. Huang
ICASSP 2024 (Korea) ,
2024.04 -
DTL-Based CSI Feedback Combined With Continual Learning in FDD Massive MIMO Systems
M. Inoue
ICNC2024 (Hawaii) ,
2024.02 -
Source CSI Dataset for Multi-task CSI Feedback," IEEE Consumer Communications and Networking Conference
M. Inoue
CCNC2024 (Las Vegas) ,
2024.01 -
Improving Heart Rate Range Classification Using Doppler Radar with GAN-based Data Augmentation
D. Yu
GLOBECOM2023 (Kuala Lumpur) ,
2023.12 -
K-Means Clustering-Aided Dynamic Multi-Cell Optimization Algorithm for HAPS
W. Dai
GLOBECOM2023 (Kuala Lumpur) ,
2023.12 -
HAPS Trajectory Optimization Based on Throughput Heat Map
T. Mori
GLOBECOM2023 (Kuala Lumpur) ,
2023.12 -
Depression Detection via User Behavior and Tweets
N. Ji
GLOBECOM2023 (Kuala Lumpur) ,
2023.12 -
A GAN-Based Approach for ECG Reconstruction from Doppler Sensor Signals
M. Bouazizi
GLOBECOM2023 (Kuala Lumpur) ,
2023.12 -
A Novel Approach for Activity, Fall and Gait Detection Using Multiple 2D LiDARs
M. Bouazizi
GLOBECOM2023 (Kuala Lumpur) ,
2023.12 -
Impact of Inhalation Resistance on Facial Surface Temperature and Stress Levels During Mask Wearing
M. Suzuki
ICETC2023 (Sapporo) ,
2023.11-2023.12 -
Comparison of Two Person Identification Methods using Radar Extracted Heartbeat Signals
K. Liu
ICETC2023 (Sapporo) ,
2023.11-2023.12 -
An LSTM-Based Approach for Fall Detection Using Accelerometer-Collected Data
Y. Uotani
APCC2023 (Sydney) ,
2023.11 -
MULTILAYER ATTENTION MECHANISM FOR CHANGE DETECTION IN SAR IMAGE SPATIAL-FREQUENCY DOMAIN
L. Ma
ICIP 2023 (Kuala Lumpur) ,
2023.10,Oral presentation (general), IEEE
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HETEROGENEOUS IMAGE CHANGE DETECTION BASED ON DEEP IMAGE TRANSLATION AND FEATURE REFINEMENT-AGGREGATION
T. Zhao
ICIP 2023 (Kuala Lumpur) ,
2023.10,Oral presentation (general), IEEE
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HAPS Cell Design Method for Coexistence on Terrestrial Mobile Networks
Y. Shibata
VTC2023 Spring (Firenze) ,
2023.06,Oral presentation (general), IEEE
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Deep Reinforcement Learning Aided Online Trajectory Optimization of Cellular-Connected UAVs with Offline Map Reconstruction
Q. Hao
VTC2023 Spring (Firenze) ,
2023.06,Oral presentation (general), IEEE
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NASEI: Neural Architecture Search-Based Specific Emitter Identification Method
Y. Huang
VTC2023 Spring (Firenze) ,
2023.06,Oral presentation (general), IEEE
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Multi-Antenna Technologies and Advanced Modulation/Multiple Access Schemes
Tomoaki Otsuki
IMS2023 (San Diego, CA) ,
2023.06,Oral presentation (general), IEEE
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Dynamic Antenna Control for HAPS Using Mean Field Reinforcement Learning in Multi-Cell Configuration
S. Yang
ICC2023 (Rome) ,
2023.05-2023.06,Oral presentation (general), IEEE
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Non-contact Blood Pressure Estimation using Accurate Cardiac Movements extracted by Hidden semi-Markov Model
S. Wang
ICC2023 ( Rome) ,
2023.05-2023.06,Oral presentation (general), IEEE
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Arterial Blood Pressure Waveform Estimation from Photoplethysmogram under Inter-subject Paradigm using Subject-distinguishable Dataset by U-Net and Domain Adversarial Training
R. Yoshizawa
ICC2023 ( Rome) ,
2023.05-2023.06,Oral presentation (general), IEEE
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Communication Efficient Heterogeneous Federated Learning based on Model Similarity
Z. Li
WCNC2023 (Glasgow, Scotland) ,
2023.03,Oral presentation (general), IEEE
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FDD Massive MIMO における継続学習と転移学習に基づく CSI フィードバック
井上真悠子
電子情報通信学会ソサイエティ大会 (芝浦工業大学 大宮キャンパス) ,
2023.03,Oral presentation (general), 電子情報通信学会
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光電脈波信号を用いた U-Net とドメイン敵対的学習による被験者間条件における動脈血圧波形推定
吉澤陸人
電子情報通信学会ソサイエティ大会 (芝浦工業大学 大宮キャンパス) ,
2023.03,Oral presentation (general), 電子情報通信学会
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Adaptive DNN-based CSI Feedback with Quantization for FDD Massive MIMO Systems
Junjie Gao
電子情報通信学会ソサイエティ大会 (芝浦工業大学 大宮キャンパス) ,
2023.03,Oral presentation (general), 電子情報通信学会
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LOS/NLOS Classification for Downlink CDL Channel Using Supervised Learning
Jingyu Liu
電子情報通信学会ソサイエティ大会 (芝浦工業大学 大宮キャンパス) ,
2023.03,Oral presentation (general), 電子情報通信学会
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CKA based Communication Efficient Federated Learning on Non-IID data
Zhaojie Li
電子情報通信学会ソサイエティ大会 (芝浦工業大学 大宮キャンパス) ,
2023.03,Oral presentation (general), 電子情報通信学会
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Combined DRL and Evolution Algorithm for Dynamic Antenna Control in Multi-Cell Configuration HAPS System
Siyuan Yang
電子情報通信学会ソサイエティ大会 (芝浦工業大学 大宮キャンパス) ,
2023.03,Oral presentation (general), 電子情報通信学会
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Evaluation of Source Data Selection for DTL Based CSI Feedback Method in FDD Massive MIMO Systems
M. Inoue, T. Ohtsuki
CCNC2023 (Las Vegas, NV) ,
2023.01,Oral presentation (general), IEEE
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Social Robot Detection Using RoBERTa Classifier and Random Forest Regressor with Similarity Analysis
Y. Chen
GLOBECOM2022 (Rio de Janeiro) ,
2022.12,Oral presentation (general), IEEE
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Fetal Arrhythmia Detection based on Deep Learning using Fetal ECG Signals
S. Nakatani
GLOBECOM2022 (Rio de Janeiro) ,
2022.12,Oral presentation (general), IEEE
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Unsupervised Representation Learning-based Doppler Ultrasound Signal Quality Assessment
X. Shi
GLOBECOM2022 (Rio de Janeiro) ,
2022.12,Oral presentation (general), IEEE
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LOS/NLOS Classification for Downlink CDL Channel Using Supervised Learning
J. Liu
ICETC2022 (Waseda University, Tokyo) ,
2022.11-2022.12,Oral presentation (general)
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Deep Learning-based Person Identification using Vital Signs Extracted from Radar Signal
Z. Xing
ICETC2022 (Waseda University, Tokyo) ,
2022.11-2022.12,Oral presentation (general)
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Autoencoder-based Pilot Pattern Design for CDL Channels
Y. Yamada
APCC2022 (Jeju Island) ,
2022.10,Oral presentation (general)
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Data Augmentation Aided Few-Shot Learning for Specific Emitter Identification
X. Zhang
VTC2022-Fall (London) ,
2022.09,Oral presentation (general), IEEE
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Cross-Person Activity Recognition Method Using Snapshot Ensemble Learning
S. Xu
VTC2022-Fall (London) ,
2022.09,Oral presentation (general), IEEE
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An Effective Radio Frequency Signal Classification Method Based on Multi-Task Learning Mechanism
H. Liu
VTC2022-Fall (London) ,
2022.09,Oral presentation (general), IEEE
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Adaptive DNN-based CSI Feedback with Quantization for FDD Massive MIMO Systems
J. Gao
VTC2022-Fall (London) ,
2022.09,Oral presentation (general), IEEE
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Quantifying Machine Learning Models' Explainability with Reference to Human Strategy
Z. Li
電子情報通信学会ソサイエティ大会,
2022.09,Oral presentation (general), 電子情報通信学会
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信頼の概念を考慮したAIによる提案の受容予測
大槻知明他
DICOMO2022 (オンライン開催) ,
2022.07,Oral presentation (general), 情報処理学会
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FDD Massive MIMOシステムにおける転移学習に基づくCSIフィードバック法のソースデータ選択評価
井上真悠子
電子情報通信学会無線通信システム研究会 (琉球大学 千原キャンパス + オンライン ) ,
2022.06,Oral presentation (general), 電子情報通信学会
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Dynamic Antenna Control for HAPS Using Geometric-Based Method in Multi-Cell Configuration
Siyuan Yang
電子情報通信学会総合大会 (オンライン開催) ,
2022.03 -
機械学習による被験者分類に基づく非接触血圧推定法に関する一検討
石坂秀壮
電子情報通信学会総合大会 (オンライン開催) ,
2022.03,電子情報通信学会
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室内二酸化炭素濃度とマスクによるストレスへの影響," 電子情報通信学会総合大会
鈴木窓香
電子情報通信学会総合大会 (オンライン開催) ,
2022.03,電子情報通信学会
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チャネルにおけるオートエンコーダを用いたパイロット配置設計
山田雄太
電子情報通信学会総合大会 (オンライン開催) ,
2022.03,電子情報通信学会
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FDD Massive MIMOにおける転移学習に基づくCSIフィードバック法のモデルのCKA評価
井上真悠子
電子情報通信学会総合大会 (オンライン開催) ,
2022.03,電子情報通信学会
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U-Net を用いた心電図信号による連続血圧値推定
吉澤陸人
電子情報通信学会総合大会 (オンライン開催) ,
2022.03,電子情報通信学会
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ーダ目標検出精度改善のためのDeep Image Priorによる雑音低減手法
遠藤康司
電子情報通信学会総合大会 (オンライン開催) ,
2022.03,電子情報通信学会
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Unsupervised Learning-based 1D-Doppler Ultrasound Signal Quality Assessment
Xintong Shi
電子情報通信学会総合大会 (オンライン開催) ,
2022.03,電子情報通信学会
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近接心拍波形の相関に基づく信号品質推定による超音波ドプラ信号を用いた胎児心拍数推定の精度改善," 電子情報通信学会総合大会
新飯田夏帆
電子情報通信学会総合大会 (オンライン開催) ,
2022.03,電子情報通信学会
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マルチビームドップラーセンサを用いたダイバーシチ効果に基づく心拍検出
北川月子
電子情報通信学会ソサイエティ大会 (オンライン開催) ,
2021.09,電子情報通信学会
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GAN-based Denoising for Channel Estimation and DNN-based Joint Design of Beamforming and Phase Shifts in the IRS-aided MISO System
Siyuan Yang
電子情報通信学会ソサイエティ大会 (オンライン開催) ,
2021.09,電子情報通信学会
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Co-Location and Inter-User Distance Estimation in 5G mmWave Networks
Mondher Bouazizi
電子情報通信学会ソサイエティ大会 (オンライン開催) ,
2021.09,電子情報通信学会
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パイロット汚染存在時のMassive MIMOにおけるチャネルエイジングを低減するチャネル推定
廣瀬大輝
電子情報通信学会総合大会 (オンライン開催) ,
2021.03,電子情報通信学会
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Comparative Study of Activity Detection System Using Wide Angle Low-Resolution Infrared Array Sensor at Different Positions
K. A. Muthukumar
電子情報通信学会総合大会 (オンライン開催) ,
2021.03,電子情報通信学会
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Multiset Signal Restoration via Regularized Low-Rank Tensor Decomposition
L. Wang
電子情報通信学会総合大会 (オンライン開催) ,
2021.03,電子情報通信学会
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Deep Learning Based Joint Design of Beamforming and Phase Shifts in Intelligent Reflecting Surface-aided MISO Systems
S. Yang
電子情報通信学会総合大会 (オンライン開催) ,
2021.03,電子情報通信学会
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LSTMよる波形再構成に基づく非接触血圧推定法の精度改善
石坂秀壮
電子情報通信学会総合大会 (オンライン開催) ,
2021.03,電子情報通信学会
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心拍波形の一次導関数を用いた胎児Rピーク検出とRR間隔の分布に応じた複数の重み付けによる胎児心拍数推定
新飯田夏帆
電子情報通信学会総合大会 (オンライン開催) ,
2021.03,電子情報通信学会
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Improved Fetal Heart Rate Detection Via Maternal ECG Removal Using Autoencoder in Frequency Domain
A. A. Qureshi
電子情報通信学会総合大会 (オンライン開催) ,
2021.03,電子情報通信学会
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加速度センサを用いたLSTMに基づく転倒検知
魚谷義也
電子情報通信学会総合大会 (オンライン開催) ,
2021.03,電子情報通信学会
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DIPによる残留干渉およびノイズ除去とDNNによるスケーリング係数学習を用いたBPアルゴリズムによるMassive MIMO検出法
橘順太
電子情報通信学会総合大会 (オンライン開催) ,
2021.03,電子情報通信学会
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複数セル構成におけるファジィQ学習を用いたHAPs動的アンテナ制御
和田健史郎
電子情報通信学会総合大会 (オンライン開催) ,
2021.03,電子情報通信学会
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Bhattacharyyaパラメータを導入したTabu Searchを用いたPolar符号構成法
山田晃
電子情報通信学会総合大会 (オンライン開催) ,
2021.03,電子情報通信学会
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OFDM伝送におけるチャネルおよび干渉電力の結合最大事後確率推定
柿崎祐人, 大槻知明, P.Y. Kam, 須崎皓平, 笹木裕文, 宗秀哉
電子情報通信学会総合大会，B-5-151 (名城大学) ,
2017.03,Oral presentation (general)
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Massive MIMOにおける多次元尺度構成法を用いたチャネル圧縮手法
長島嶺，大槻知明，姜聞杰，鷹取泰司，中川匡夫
電子情報通信学会総合大会，B-5-142 (名城大学) ,
2017.03,Oral presentation (general)
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低信頼中継局によるMIMOスイッチングにおけるSTBCとPLNCを用いた物理層セキュリティ
野口哲也, 田久修, 藤井威生, 大槻知明, 笹森文仁, 半田志郎
電子情報通信学会総合大会，B-5-62 (名城大学) ,
2017.03,Oral presentation (general)
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Massive MIMOにおける位置情報に基づく到来角と距離減衰を考慮したユーザ間で公平なパイロット割当
越後春陽, 大槻知明，姜 聞杰，鷹取泰司
電子情報通信学会総合大会，B-5-115 (名城大学) ,
2017.03,Oral presentation (general)
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ユーザおよびセンサ間の位置関係を考慮した低解像度赤外線アレイセンサによる行動識別
OHTSUKI TOMOAKI
電子情報通信学会知的環境とセンサネットワーク研究会（ASN） (東京大学) ,
2017.03,Oral presentation (general)
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A Fenton Wilkinson approximation-based PPP model of cellular networks
Z. He, T. Ohtsuki, J. Wenjie, Y. Takatori, and N. Nasao,
電子情報通信学会無線システム研究会（RCS） (東京工業大学) ,
2017.03,Oral presentation (general)
-
Q-Learning Based Detection of Superposed Band in Multi-carrier Based Transmission Systems
A. Al-Shaikh, F.H. Panahi, T. Ohtsuki, K. Suzaki, H. Sasaki, H. So, and T. Nakagawa
電子情報通信学会無線システム研究会（RCS） (東京工業大学) ,
2017.03,Oral presentation (general)
-
QoE-aware Video Steaming Transmission Optimization Method for Bit Rate and Playout Threshold Adjustment in LTE Network
Y. Qi and T. Ohtsuki
電子情報通信学会無線システム研究会（RCS） (東京工業大学) ,
2017.03,Oral presentation (general)
-
Discovering Co-Located Walking Groups of People
P.M. Varela and T. Ohtsuki
電子情報通信学会無線システム研究会（RCS） (東京工業大学) ,
2017.03,Oral presentation (general)
-
$¥kappa-¥mu$フェージング通信路における秘密保持容量のアウテージ確率
OHTSUKI TOMOAKI
電子情報通信学会無線システム研究会（RCS） (東京工業大学) ,
2017.03,Oral presentation (general)
-
QoE-aware Video Steaming Transmission Optimization Method for Bit Rate and Playout Threshold Adjustment in LTE Network
Y. Qi and T. Ohtsuki, ``
映像情報メディア学会放送技術研究会 (かんぽの宿 知多美浜) ,
2017.02,Oral presentation (general)
-
干渉整列(IA)に関する研究動向
OHTSUKI TOMOAKI
電子情報通信学会条法理論研究会（IT)・無線システム研究会（RCS）・信号処理研究会（SIP） (大阪市立大学) ,
2017.01,Oral presentation (invited, special)
-
スぺクトログラムを用いたドップラーレーダによる心拍検出
OHTSUKI TOMOAKI
電子情報通信学会知的環境とセンサネットワーク研究会 (花菱ホテル) ,
2017.01,Oral presentation (general)
-
品詞タグを利用したTwitterにおけるヘイトスピーチの検出
OHTSUKI TOMOAKI
電子情報通信学会知的環境とセンサネットワーク研究会 (花菱ホテル) ,
2017.01,Oral presentation (general)
-
ドップラー解析に基づくアレイアンテナを用いた転倒検知
OHTSUKI TOMOAKI
電子情報通信学会知的環境とセンサネットワーク研究会 (花菱ホテル) ,
2017.01,Oral presentation (general)
-
Joint Interference Alignment and Power Allocation under Perfect and Imperfect CSI
F.H. Panahi, T. Ohtsuki, W. Jiang, Y. Takatori, and K. Uehara
IEEE Global Communications Conference (GLOBECOM2016) (Washington D.C., USA) ,
2016.12,Oral presentation (general)
-
Improvement of Blink Detection Using a Doppler Sensor Based on CFAR Processing
C. Tamba, H. Hayashi, and T. Ohtsuki
IEEE Global Communications Conference (GLOBECOM2016) (Washington D.C., USA) ,
2016.12,Oral presentation (general)
-
Sentiment Analysis in Twitter: From Classification to Quantification of Sentiments within Tweets
M. Bouazizi and T. Ohtsuki
IEEE Global Communications Conference (GLOBECOM2016) (Washington D.C., USA) ,
2016.12,Oral presentation (general)
-
Coordinated Non-Orthogonal Mulitple Access (CO-NOMA)
A. Beylerian and T. Ohtsuki
IEEE Global Communications Conference (GLOBECOM2016) (Washington D.C., USA) ,
2016.12,Oral presentation (general)
-
IGMM-Based Approach for Discovering Co-located Mobile Users
P. Valera, J. Hong, and T. Ohtsuki
IEEE Global Communications Conference (GLOBECOM2016) (Washington D.C., USA) ,
2016.12,Oral presentation (general)
-
ライス／仲上mフェージング通信路における物理層セキュリティの特性解析
OHTSUKI TOMOAKI
電子情報通信学会無線システム研究会（RCS） (京都市国際交流会館) ,
2016.11,Oral presentation (general)
-
Central Limit Theorem Based Stochastic Geometry Analysis of Wireless Cellular Networks
H. Zhuang, T. Ohtsuki, W. Jiang, and Y. Takatori，
電子情報通信学会ソサイエティ大会，B-5-24 (北海道大学) ,
2016.09,Oral presentation (general)
-
小型犬による受信信号強度変化の評価
OHTSUKI TOMOAKI
電子情報通信学会ソサイエティ大会，B-18-1 (北海道大学) ,
2016.09,Oral presentation (general)
-
Massive MIMOにおけるチャネル予測および差分量子化を用いた主成分分析によるチャネル圧縮手法
長島嶺，大槻知明，姜聞杰，鷹取泰司，中川匡夫
電子情報通信学会ソサイエティ大会，B-5-90 (北海道大学) ,
2016.09,Oral presentation (general)
-
Heartbeat Detection with Doppler Radar Based on Estimation of Average R-R Interval Using Viterbi Algorithm
E. Mogi and T. Ohtsuki
IEEE International Symposium on Personal Indoor and Mobile Radio Communications (PIMRC2016) (Valencia, Spain) ,
2016.09,Oral presentation (general)
-
QoE and Throughput Aware Radio Resource Allocation Algorithm in LTE Network with Users using Different Applications
T. Hori and T. Ohtsuki
IEEE International Symposium on Personal Indoor and Mobile Radio Communications (PIMRC2016) (Valencia, Spain) ,
2016.09,Oral presentation (general)
-
Channel Prediction for Massive MIMO with Channel Compression based on Principal Component Analysis
R. Nagashima, T. Ohtsuki, W. Jiang, Y. Takatori, and T. Nakagawa
IEEE International Symposium on Personal Indoor and Mobile Radio Communications (PIMRC2016) (Valencia, Spain) ,
2016.09,Oral presentation (general)
-
Biometric Authentication using Hand Movement Information from Wrist-worn PPG Sensors
H. Kamoi and T. Ohtsuki
IEEE International Symposium on Personal Indoor and Mobile Radio Communications (PIMRC2016) (Valencia, Spain) ,
2016.09,Oral presentation (general)
-
非接触生体信号検出及び見守り技術
OHTSUKI TOMOAKI
電子情報通信学会無線システム研究会（RCS）・衛星通信研究会（SAT） (東北学院大学) ,
2016.08,Oral presentation (invited, special)
-
Free-Space Optical Communications using Gaussian Q-function Bounds in Weak Atmospheric Turbulence
H. D. Trung, D. V. Tuan
IEEE VTS Asia Pacific Wireless Communications Symposium (APWCS2016) (Tokyo) ,
2016.08,Oral presentation (general)
-
Linearly Scalable Resource Scheduling for Coordinated NOMA
A. Beylerian and T. Ohtsuki, ``
電子情報通信学会知的環境とセンサネットワーク研究会 (名古屋工業大学) ,
2016.07,Oral presentation (general)
-
腕時計型PPGセンサによる手の動作情報を用いた生体認証
OHTSUKI TOMOAKI
電子情報通信学会知的環境とセンサネットワーク研究会 (名古屋工業大学) ,
2016.07,Oral presentation (general)
-
Multi-Class Sentiment Analysis in Twitter: from Classification to Quantification of Sentiments
M. Bouazizi and T. Ohtsuki
電子情報通信学会知的環境とセンサネットワーク研究会 (名古屋工業大学) ,
2016.07,Oral presentation (general)
-
Influence of Pointing Errors on Error Probability of Inter-Satellite Laser Communications
Q. Wang, Ti. Song, M.W. Wu, T. Ohtsuki, and P.Y. Kam
Optoelectronics and Communications Conference / International Conference on Photonics in Switching (OECC/PS 2016) (Niigata, Japan) ,
2016.07,Oral presentation (general)
-
PLNC無線通信システムにおける低信頼中継局によるCSI偽装への対策
OHTSUKI TOMOAKI
電子情報通信学会無線システム研究会（RCS） (琉球大学) ,
2016.06,Oral presentation (general)
-
LTEにおけるQoEとシステムスループットを考慮した無線資源配分アルゴリズム
OHTSUKI TOMOAKI
電子情報通信学会無線システム研究会（RCS） (琉球大学) ,
2016.06,Oral presentation (general)
-
PPP based cellular networks analysis combining multiple channel models
OHTSUKI TOMOAKI
電子情報通信学会無線システム研究会（RCS） (琉球大学) ,
2016.06,Oral presentation (general)
-
Massive MIMOにおけるチャネル予測および差分量子化を用いた主成分分析によるチャネル圧縮手法
OHTSUKI TOMOAKI
電子情報通信学会無線システム研究会（RCS） (琉球大学) ,
2016.06,Oral presentation (general)
-
A Novel Approach for Multi-Class Sentiment Analysis in Twitter
M. Bouazizi and T. Ohtsuki
電子情報通信学会知的環境とセンサネットワーク研究会 (構造計画研究所) ,
2016.05,Oral presentation (general)
-
Interference Alignment and Power Allocation for Multi-User MIMO Interference Channels
F. H. Panahi, T. Ohtsuki, W. Jiang, Y. Takatori, and K. Uehara
IEEE International Conference on Communications (ICC’2016) (Kuala Lumpur, Malaysia) ,
2016.05,Oral presentation (general)
-
Room-Level Proximity Detection Based on RSS of Dual-Band Wi-Fi Signals
Y. Agata, J. Hong and T. Ohtsuki
IEEE International Conference on Communications (ICC’2016) (Kuala Lumpur, Malaysia) ,
2016.05,Oral presentation (general)
-
Sentiment Analysis: from Binary to Multi-Class Classification – A Pattern-Based Approach for Multi-Class Sentiment Analysis in Twitter,
OHTSUKI TOMOAKI
IEEE International Conference on Communications (ICC’2016) (Kuala Lumpur, Malaysia) ,
2016.05,Oral presentation (general)
-
Optimal Impersonation of CSI for Maximizing Leaked Information to Untrusted Relay in PLNC
O. Takyu, K. Matsumoto, T. Fujii, T. Ohtsuki, F. Sasamori, and S. Handa
IEEE Wireless Communications and Networking Conference (WCNC’2016) (Doha, Qatar) ,
2016.04,Oral presentation (general)
-
Room-Level Proximity Detection Using Beacon Frame from Multiple Access Points
Y. Agata, J. Hong and T. Ohtsuki
Asia-Pacific Signal and Information Processing Association Annual Summit and Conference (APSIPA ASC 2015) (Hong Kong) ,
2015.12,Oral presentation (general)
-
Service-Aware User-Centric Clustering and Scheduling for Cloud-RAN with Coordinated Multi-Point Transmission
A. Beylerian and T. Ohtsuki
Asia-Pacific Signal and Information Processing Association Annual Summit and Conference (APSIPA ASC 2015) (Hong Kong) ,
2015.12,Oral presentation (general)
-
DOA Estimation in MIMO Radar Using Temporal Spatial Virtual Array with MUSIC Algorithm
H. Hayashi and T. Ohtsuki
International Conference on Signal Processing and Communication Systems (ICSPCS 2015) (Cairns, Australia) ,
2015.12,Oral presentation (general)
-
Graph Theory Based Capacity Analysis for Vehicular Ad Hoc Networks
Y. Huang, M. Chen, Z. Cai, X. Guan, C. Liu, and T. Ohtsuki
IEEE Global Communications Conference (GLOBECOM2015) (San Diego, CA) ,
2015.12,Oral presentation (general)
-
Sarcasm Detection in Twitter
M. Bouazizi and T. Ohtsuki,
IEEE Global Communications Conference (GLOBECOM2015) (San Diego, CA) ,
2015.12,Oral presentation (general)
-
Interference Alignment for Time-varying Channel with Channel and Weight Predictions based on Auto Regressive Model
M. Ozawa, T. Ohtsuki, W. Jiang, and Y. Takatori
IEEE Global Communications Conference (GLOBECOM2015) (San Diego, CA) ,
2015.12,Oral presentation (general)
-
Performance of DOA Estimation Using Temporal Spatial Virtual Array
OHTSUKI TOMOAKIH. Hayashi and T. Ohtsuki
International Workshop on Vision, Communications and Circuits (IWVCC 2015) (Yokohama, Japan) ,
2015.11,Oral presentation (general)
-
Dynamic Almost Blank Subframe Assignment Method with Power Control Subframe for User Fairness
M. Ozawa and T. Ohtsuki
The 21st Asia-Pacific Conference on Communications (APCC2015) (Kyoto, Japan) ,
2015.10,Oral presentation (general)
-
Complexity Reduction of Pico Cell Clustering for Interference Alignment in Heterogeneous Networks
R. Seno, T. Ohtsuki, W. Jiang, and Y. Takatori
The 21st Asia-Pacific Conference on Communications (APCC2015) (Kyoto, Japan) ,
2015.10,Oral presentation (general)
-
Undesired Signal Power Estimation Based on Estimated Superposed Band for Multicarrier Transmission
Y. Shibata, T. Ohtsuki, and J. Mashino
The 21st Asia-Pacific Conference on Communications (APCC2015) (Kyoto, Japan) ,
2015.10,Oral presentation (general)
-
User Identification Based on Toothbrushing Information Using Three-Axis Accelerometer
K. Kobayashi and T. Ohtsuki
UbiComp/ISWC2015 (Osaka, Japan) ,
2015.09,Oral presentation (general)
-
Interference Alignment in Heterogeneous Networks using Pico Cell Clustering
R. Seno, T. Ohtsuki, W. Jiang, and Y. Takatori
IEEE Vehicular Technology Conference (VTC2015-Fall) (Boston, MA) ,
2015.09,Oral presentation (general)
-
On Secrecy Rate Analysis of MIMO Wiretap Channel Aided by A Cooperative Jammer with Channel Estimation Error
S. Iwata and T. Ohtsuki
IEEE International Symposium on Personal Indoor and Mobile Radio Communications (PIMRC2015) (Hong Kong, China) ,
2015.08,Oral presentation (general)
-
Suppression of Multiple Interferences for Superposed Multicarrier Transmission
Y. Kakizaki, T. Ohtsuki, and J. Mashino
IEEE International Symposium on Personal Indoor and Mobile Radio Communications (PIMRC2015) (Hong Kong, China) ,
2015.08,Oral presentation (general)
-
Ergodic Capacity Analysis of Full-Duplex Amplify-Forward MIMO Relay Channel Using Tracy-Widom Distribution
A.S. Arifin and T. Ohtsuki
IEEE International Symposium on Personal Indoor and Mobile Radio Communications (PIMRC2015) (Hong Kong, China) ,
2015.08,Oral presentation (general)
-
Interference Alignment for Multi-User MIMO Interference Channels via a Riemannian Optimization Approach
F.H. Panahi, T. Ohtsuki, W. Jiang, and Y. Takatori
IEEE International Symposium on Personal Indoor and Mobile Radio Communications (PIMRC2015) (Hong Kong, China) ,
2015.08,Oral presentation (general)
-
Heartbeat Detection with Doppler Sensor Using Adaptive Scale Factor Selection on Learning
E. Mogi and T. Ohtsuki
IEEE International Symposium on Personal Indoor and Mobile Radio Communications (PIMRC2015) (Hong Kong, China) ,
2015.08,Oral presentation (general)
-
Opinion Mining in Twitter ~How to Make Use of Sarcasm to Enhance Sentiment Analysis~
M. Bouazizi and T. Ohtsuki
the 2015 IEEE/ACM International Conference on Advances in Social Networks Analysis and Mining (ASONAM 2015) (Paris, France) ,
2015.08,Oral presentation (general)
-
Improvements of FBS Resource Utilization and ABS Assignment Convergence for Dynamic ABS Assignment
M. Ozawa and T. Ohtsuki
IEEE VTS Asia Pacific Wireless Communications Symposium (APWCS2015) (Singapore) ,
2015.08,Oral presentation (general)
-
(Invited Paper) Superposed Multicarrier Transmission
T. Ohtsuki and J. Mashino
IEEE VTS Asia Pacific Wireless Communications Symposium (APWCS2015) (Singapore) ,
2015.08,Oral presentation (general)
-
Evaluation of Effects of Audio and Video of Mother on Sense of Security and Communicative Action of Children Staying at Home
M. Suzuki and T. Ohtsuki
IEEE Science and Information Conference 2015 (London, UK) ,
2015.07,Oral presentation (general)
-
Optimization Selection Strategy for Secondary Users in Cognitive Radio Ad Hoc Networks
A. Li, X. Guan, Y. Zhan, Z. Cai, and T. Ohtsuki
4th IEEE International Workshop on Smart Communication Protocols and Algorithms (SCPA 2015) (London, UK) ,
2015.06,Oral presentation (general)
-
Activity Recognition Using Array Antenna
Y. Hino, J. Hong, and T. Ohtsuki,
IEEE International Conference on Communications (ICC'2015) (London, UK) ,
2015.06,Oral presentation (general)
-
Activity Recognition Using Low Resolution Infrared Array Sensor
S. Mashiyama, J. Hong, and T. Ohtsuki,
IEEE International Conference on Communications (ICC'2015) (London, UK) ,
2015.06,Oral presentation (general)
-
Heartbeat Detection by Using Doppler Radar with Wavelet Transform Based on Scale Factor Learning
S. Tomii and T. Ohtsuki,
IEEE International Conference on Communications (ICC'2015) (London, UK) ,
2015.06,Oral presentation (general)
-
Analytical Evaluation of Coverage Probability in Two-tier Cognitive Femto Networks
F.H. Panahi and T. Ohtsuki
IEEE Vehicular Technology Conference (VTC2015-Spring) (Glasgow, Scotland) ,
2015.05,Oral presentation (general)
-
Evaluation of Information Leak by Ipersonated CSI in PLNC considering physical layer security
K. Matsumoto, O. Takyu, T. Fujii, T. Ohtsuki, F. Sasamori, and S. Handa
IEEE RWS2015 (San Diego, California, USA) ,
2015.01,Oral presentation (general)
-
Global SNR Maximization for Distributed Estimation and Capacity of Data Collection in Wireless Sensor Networks Using Individual Power Constraint
A. S. Arifin and T. Ohtsuki
2014 Asia-Pacific Signal and Information Processing Association Annual Summit and Conference (APSIPA ASC 2014),
2014.12,Oral presentation (general)
-
Analytical Modeling of Cognitive Heterogeneous Cellular Networks over Nakagami-m Fading
F. H. Panahi and T. Ohtsuki
IEEE Global Communications Conference (GLOBECOM2014),
2014.12,Oral presentation (general)
-
Device-Free Passive Localization from Signal Subspace Eigenvectors
J. Hong and T. Ohtsuki
IEEE Global Communications Conference (GLOBECOM2014),
2014.12,Oral presentation (general)
-
Analytical Evaluation of Fractional Frequency Reuse for MIMO Heterogeneous Cellular Networks
Z. He and T. Ohtsuki
IEEE Global Communications Conference (GLOBECOM2014),
2014.12,Oral presentation (general)
-
Analytical Evaluation of Fractional Frequency Reuse for MIMO Heterogeneous Cellular Networks
Z. He and T. Ohtsuki
IEEE Global Communications Conference (GLOBECOM2014),
2014.12,Oral presentation (general)
-
Physical Layer Network Coding with Multiple Untrusted Relays for Physical Layer Network Coding
M. Yamaguchi, O. Takyu, T. Fujii, T. Ohtsuki, F. Sasamori, and S. Handa,
2014 Asia-Pacific Signal and Information Processing Association Annual Summit and Conference (APSIPA ASC 2014) (Siem Reap, Cambodia) ,
2014.12,Oral presentation (general)
-
Analysis of Outage Probability for Full-Duplex SISO System with Self-Interference
A. S. Arifin and T. Ohtsuki
The 20th Asia-Pacific Conference on Communications (APCC2014) (Pattaya, Thailand) ,
2014.10,Oral presentation (general)
-
Secondary Transmit Beamformings for Spectrum Leasing in CRNs in the Presence of Eavesdropper,
M. Endo, T. Ohtsuki, T. Fujii, and O. Takyu
IEEE International Symposium on Personal Indoor and Mobile Radio Communications (PIMRC2014),
2014.09,Oral presentation (general)
-
Q-Learning Based Cell Selection for UE Outage Reduction in Heterogeneous Networks
T. Kudo and T. Ohtsuki
IEEE Vehicular Technology Conference (VTC2014-Fall),
2014.09,Oral presentation (general)
-
A Fall Detection System Using Low Resolution Infrared Array Sensor,
S. Mashiyama, J. Hong, and T. Ohtsuki
IEEE International Symposium on Personal Indoor and Mobile Radio Communications (PIMRC2014),
2014.09,Oral presentation (general)
-
Parameter Optimization Using Local Search for CRE and eICIC in Heterogeneous Network
K. Yamamoto and T. Ohtsuki
IEEE International Symposium on Personal Indoor and Mobile Radio Communications (PIMRC2014),
2014.09,Oral presentation (general)
-
Detecting Unexpected Fall Using Array Antenna
Y. Hino, J. Hong, and T. Ohtsuki
IEEE International Symposium on Personal Indoor and Mobile Radio Communications (PIMRC2014),
2014.09,Oral presentation (general)
-
Blink Detection using Doppler Sensor
C. Tamba, S. Tomii, and T. Ohtsuki
IEEE International Symposium on Personal Indoor and Mobile Radio Communications (PIMRC2014),
2014.09,Oral presentation (general)
-
Iterative Estimation Of Undesired Signal Power For Superposed Multicarrier Transmission With Channel Estimation Error
Y. Shibata, N. Yoda, T. Ohtsuki, J. Mashino, and T.Sugiyama
IEEE International Symposium on Personal Indoor and Mobile Radio Communications (PIMRC2014),
2014.09,Oral presentation (general)
-
Localization Calibration Using Illuminance Sensor for Pedestrian Dead Reckoning with Smartphones
Y.Murakami, and T. Ohtsuki
IEEE International Symposium on Personal Indoor and Mobile Radio Communications (PIMRC2014),
2014.09,Oral presentation (general)
-
Coalition Graph Game for Multi-hop Routing Path Selection in Cooperative Cognitive Radio Networks
A. Li, X. Guan, Z. Yang, and T. Ohtsuki,
9th International Conference on Communications and Networking in China 2014 (CHINACOM '14),
2014.08,Oral presentation (general)
-
Improve the Performance of Bus-assisted Vehicular Ad Hoc Networks via Cooperative Game Theory
Y. Huang, H. Wu, Y. Zhang, X. Guan, and T. Ohtsuki
9th International Conference on Communications and Networking in China 2014 (CHINACOM '14),
2014.08,Oral presentation (general)
-
Stochastic Geometry Based Analytical Modeling of Cognitive Heterogeneous Cellular Networks
F. H. Panahi and T. Ohtsuki
IEEE International Conference on Communications (ICC'2014),
2014.06,Oral presentation (general)
-
Design Algorithm of Relative Magnitude Coefficients using Brent's Method on the K-User MIMO-IFC
K. Matsumura and T. Ohtsuki
IEEE International Conference on Communications (ICC'2014),
2014.06,Oral presentation (general)
-
Power Compensation in WLAN Positioning Using a Smartphone
M. Yamamoto, and T. Ohtsuki
IEEE Ninth International Conference on Intelligent Sensors, Sensor Networks and Information Processing (ISSNIP2014),
2014.04,Oral presentation (general)
-
Wireless Communications Using Learning Algorithm
OHTSUKI TOMOAKI
Vietnam-Japan International Symposium on Antennas and Propagation,
2014.01,Oral presentation (invited, special)
-
Mobile-phone Indoor Localization Based on Microwave Identification Using Web-access Time
M. Yamamoto, T. Ohtsuki, H. Utsumi, and N. Furukawa
2014 IEEE Radio and Wireless Week (RWW 2014),
2014.01,Oral presentation (general)
-
XOR Network Coding Pollution Prevention Without Homomorphic Functions
J.C. Corena, A. Basu, S. Kiyomoto, Y. MIyake, and T. Ohtsuki
IEEE Consumer Communications and Networking Conference (CCNC2014),
2014.01,Oral presentation (general)
-
A Case where Noise Increases the Secrecy Capacity of Wiretap Channels
S. Oussama and T. Ohtsuki
IEEE Global Communications Conference (GLOBECOM2013),
2013.12,Oral presentation (general)
-
Proofs of Data Possession and Pollution Checking for Regenerating Codes
J.C. Corena and T. Ohtsuki
IEEE Global Communications Conference (GLOBECOM2013),
2013.12,Oral presentation (general)
-
Array Sensor: Monitoring Using Wireless Signals
J. Hong and T. Ohtsuki,
International Conference on ICT Convergence (ICTC2013),
2013.10,Oral presentation (invited, special)
-
Cell Selection Using Distributed Q-Learning in Heterogeneous Networks
T. Kudo and T. Ohtsuki
2013 Asia-Pacific Signal and Information Processing Association Annual Summit and Conference (APSIPA ASC 2013),
2013.10,Oral presentation (general)
-
Cooperative Fall Detection Using Doppler Radar and Array Sensor
J. Hong, S. Tomii, and T. Ohtsuki,
IEEE International Symposium on Personal Indoor and Mobile Radio Communications (PIMRC2013),
2013.09,Oral presentation (general)
-
Cell Range Expansion Using Distributed Q-Learning in Heterogeneous Networks
T. Kudo and T. Ohtsuki
IEEE Vehicular Technology Conference (VTC2013-Fall),
2013.09,Oral presentation (general)
-
Ambient Intelligence Sensing using Array Sensor: Device-Free Radio based Approach
J. Hong and T. Ohtsuki
The 4th Workshop on Context-Systems Design, Evaluation and Optimisation (CoSDEO 2013),
2013.09,Oral presentation (general)
-
Load Balancing Regenerating Codes for Multimedia Content Streaming
J.C. Corena and T. Ohtsuki
IEEE International Symposium on Personal Indoor and Mobile Radio Communications (PIMRC2013),
2013.09,Oral presentation (general)
-
Interference Detection Technique Using Robust LLR for Superposed Multicarrier Transmission
N. Yoda, G. Hayashi, T. Ohtsuki, J. Mashino, and T. Sugiyama
IEEE International Symposium on Personal Indoor and Mobile Radio Communications (PIMRC2013),
2013.09,Oral presentation (general)
-
PAPR reduction of Ampify-and-Forward Relay OFDM System Using Subcarrier Pairing Method
N. B. Harum, K. Yuda, and T. Ohtsuki
IEEE International Symposium on Personal Indoor and Mobile Radio Communications (PIMRC2013),
2013.09,Oral presentation (general)
-
Physical Layer Network Coding with Multiple Untrusted Relays for Physical Layer Network Coding
K. Yamaguchi, O. Takyu, T. Fujii, T. Ohtsuki, S. Sasamori, and S. Handa
IEEE VTS Asia Pacific Wireless Communications Symposium (APWCS2013),
2013.08,Oral presentation (general)
-
Eavesdropper Resilient Network Coding Using Random Substitutions of the Global Encoding Matrix
J.C. Corena and T. Ohtsuki
IEEE VTS Asia Pacific Wireless Communications Symposium (APWCS2013),
2013.08,Oral presentation (general)
-
Interference Detection Technique Based on Residual Power for Superposed Multicarrier Transmission
G. Hayashi, N. Yoda, T. Ohtsuki, J. Mashino, and T. Sugiyama
IEEE VTS Asia Pacific Wireless Communications Symposium (APWCS2013),
2013.08,Oral presentation (general)
-
Secondary Node Cooperation with Enhancing Secure Capacity under Existence of Primary System
K. Tsukada, T. Suzuki, T. Fujii, O. Takyu, and T. Ohtsuki
IEEE VTS Asia Pacific Wireless Communications Symposium (APWCS2013),
2013.08,Oral presentation (general)
-
Optimal Channel-Sensing Policy Based on Fuzzy Q-Learning Process over Cognitive Radio Systems
F. H. Panahi and T. Ohtsuki
IEEE International Conference on Communications (ICC'2013),
2013.06,Oral presentation (general)
-
Linear Precoding for Distributed Estimation of Correlated Sources in WSN MIMO System
A. S. Arifin and T. Ohtsuki
IEEE Vehicular Technology Conference (VTC2013-Spring),
2013.06,Oral presentation (general)
-
Multicast Capacity Analysis for Social-Proximity Urban Bus-Assisted VANETs
Y. Huang, X. Guan, Z. Cai, and T. Ohtsuki
IEEE International Conference on Communications (ICC'2013),
2013.06,Oral presentation (general)
-
Human Activity Classification and Localization Algorithm Based on Temporal-Spatial Virtual Array
Y. Okamoto and T. Ohtsuki
IEEE International Conference on Communications (ICC'2013),
2013.06,Oral presentation (general)
-
Human Activity Classification and Localization Using Bistatic Three Frequency CW Radar
Y. Okamoto and T. Ohtsuki
IEEE International Conference on Communications (ICC'2013),
2013.06,Oral presentation (general)
-
Capacity Analysis for Urban Vehicular Ad Hoc Networks with Graph-Theory Based Construction
Y. Huang, M. Chen, Z. Cai, X. Guan, C. Liu, and T. Ohtsuki
IEEE Global Communications Conference (GLOBECOM2014),
2012.12,Oral presentation (general)
-
Q-Learning Cell Selection for Femtocell Networks: Single- and Multi-User Case
D. Chaima and T. Ohtsuki
IEEE Global Communications Conference (GLOBECOM2012),
2012.12,Oral presentation (general)
-
Thwarting Diversity Attacks in Wireless Network Coding Using Threshold Signatures and a Sender-Centered Approach
J.C. Corena and T. Ohtsuki
IEEE Global Communications Conference (GLOBECOM2012),
2012.12,Oral presentation (general)
-
Design Method of Relative Magnitude Coefficients Considering Rotation of Basis Vectors in Interference Space on the K-User MIMO Interference Channel for Downlink System
K. Matsumura and T. Ohtsuki
IEEE Global Communications Conference (GLOBECOM2012),
2012.12,Oral presentation (general)
-
Interference Mitigation Depending on the Number of Antennas and CSI Available at Femtocells
G. Hayashi and T. Ohtsuki
International Symposium on Information Theory and Its Applications (ISITA2002),
2012.10,Oral presentation (general)
-
Falling Detection Using Multiple DopplerSensors
S. Tomii and T. Ohtsuki
IEEE 14th International Conference on e-Health Networking, Applications and Services (Healthcom 2012),
2012.10,Oral presentation (general)
-
Hidden Markov Model Based Localization Using Array Antenna
Y. Inatomi, J. Hong, and T. Ohtsuki
IEEE International Symposium on Personal Indoor and Mobile Radio Communications (PIMRC2012),
2012.09,Oral presentation (general)
-
Hardware Implementation of Proposed Antenna Selection Algorithm and its Performance Evaluation Using Received Signals in Field Experiment
K. Mitsuyama, T. Ikeda, and T. Ohtsuki
IEEE Vehicular Technology Conference (VTC2012-Fall),
2012.09,Oral presentation (general)
-
High Power Efficiency Transmission Based on Game Theory for AF Cooperative Communication
T. Yamada and T. Ohtsuki
IEEE Vehicular Technology Conference (VTC2012-Fall),
2012.09,Oral presentation (general)
-
A Multiple-MAC-Based Protocol to Identify Misbehaving Nodes in Network Coding
J.C. Corena and T. Ohtsuki
IEEE Vehicular Technology Conference (VTC2012-Fall),
2012.09,Oral presentation (general)
-
A New Human Model for Doppler Radar Simulation
F. Dirhold and T. Ohtsuki
IEEE International Symposium on Personal Indoor and Mobile Radio Communications (PIMRC2012),
2012.09,Oral presentation (general)
-
Epidemic Theory based H + 1 hop Forwarding for Intermittently Connected Mobile Ad Hoc Networks
X. Guan, M. Chen, and T. Ohtsuki
IEEE International Conference on Communications (ICC'2012),
2012.06,Oral presentation (general)
-
Cooperative ARQ with Fairness via Vickrey Auction-Based Spectrum Leasing
T. Yamada and T. Ohtsuki
IEEE Vehicular Technology Conference (VTC2012-Spring),
2012.05,Oral presentation (general)
-
Superposed Band Detection Based on Error Probability Using Initial Likelihood Masking
T. Ohtsuki, G. Hayashi, J. Mashino, and T. Sugiyama
IEEE Vehicular Technology Conference (VTC2012-Spring),
2012.05,Oral presentation (general)
-
Joint SVD-GSVD Precoding Technique and Secrecy Capacity Lower Bound for the MIMO Relay Wire-tap Channel
J. Marouan and T. Ohtsuki
IEEE Vehicular Technology Conference (VTC2012-Spring),
2012.05,Oral presentation (general)
-
Learning-based Cell Selection Method for Femtocell Networks
D. Chaima and T. Ohtsuki
IEEE Vehicular Technology Conference (VTC2012-Spring),
2012.05,Oral presentation (general)
-
Passive Localization Using Array Sensor With Support Vector Machine
J. Hong, S. Kawakami, and T. Ohtsuki
9th Workshop on Positioning, Navigation and Communication 2012 (WPNC2012),
2012.03,Oral presentation (general)
-
Double Stage and Combining Detection for Cyclo-Stationary Feature
O. Takyu, H. Yano, T. Fujii, and T. Ohtsuki
2012 IEEE Radio $&$ Wireless Symposium (RWS),
2012.01,Oral presentation (general)
-
Wireless Security and Monitoring System Using Array Antenna: Array Sensor
OHTSUKI TOMOAKI
IEEE International Conference on Computing, Networking and Communications (ICNC2012),
2012.01,Oral presentation (invited, special)
-
Blind Carrier Frequency Offset Estimation for MIMO OFDMA Uplink
W. Zhang, H. Chen, Q. Yin, and T. Ohtsuki
IEEE Global Communications Conference (GLOBECOM2011),
2011.12,Oral presentation (general)
-
Trajectory Optimization of Packet Ferries in Sparse Mobile Social Networks
X. Guan, M. Chen, C. Liu, H. Chen, and T. Ohtsuki
IEEE Global Communications Conference (GLOBECOM2011),
2011.12,Oral presentation (general)
-
On Physical Layer Simulation Model for 6-Axis Sensor Assisted VLC Based Positioning System
C. Sertthin, T. Fujii, O. Takyu, Y. Umeda, and T. Ohtsuki
IEEE Global Communications Conference (GLOBECOM2011),
2011.12,Oral presentation (general)
-
Development of MMSE macro-diversity receiver with delay difference correction technique
K. Mitsuyama, T. Ikeda, and T. Ohtsuki
IEEE Global Communications Conference (GLOBECOM2011),
2011.12,Oral presentation (general)
-
Transmit and Receive Weights in Vector Coding with Channel Estimation Error and Feedback Delay
K. Takano, K. Adachi, and T. Ohtsuki
IEEE Global Communications Conference (GLOBECOM2011),
2011.12,Oral presentation (general)
-
Activity Recognition Based on Array Sensor
T. Ohtsuki and J. Hong
2011 Asia-Pacific Signal and Information Processing Association Annual Summit and Conference (APSIPA ASC 2011),
2011.10,Oral presentation (invited, special)
-
A Nearest Transmitter Classification Method for VLC Based Positioning System
C. Sertthin, O. Takyu, T. Fujii, and T. Ohtsuki
IEEE International Symposium on Personal Indoor and Mobile Radio Communications (PIMRC2011),
2011.09,Oral presentation (general)
-
Interference Mitigation for Multi-cell Downlink Multiuser MIMO Network
P. Charoen and T. Ohtsuki
IEEE Vehicular Technology Conference (VTC2011-Fall),
2011.09,Oral presentation (general)
-
A State Classification Method Based on Space-Time Signal Processing Using SVM for Wireless Monitoring Systems
J. Hong and T. Ohtsuki
IEEE International Symposium on Personal Indoor and Mobile Radio Communications (PIMRC2011),
2011.09,Oral presentation (general)
-
Codebook Based Interference Mitigation with Base Station Cooperation in Multi-cell Cellular Network
P. Charoen and T. Ohtsuki
IEEE VTS Asia Pacific Wireless Communications Symposium (APWCS2011),
2011.08,Oral presentation (general)
-
Low Complexity Cyclostationary Feature Detection Method to Compenstate Cyclostationarity-Degradation by Guard Interval Insertion
H. Yano, O. Takyu, T. Fujii, and T. Ohtsuki
6th International ICST Conference on Cognitive Radio Oriented Wireless Networks and Communications (CROWNCOM) (Osaka) ,
2011.06,Oral presentation (general)
-
Internal Threats Avoiding based Forwarding Protocol in Social Selfish Delay Tolerant Networks
X. Guan, C. Liu, M. Chen, H. Chen, and T. Ohtsuki
IEEE International Conference on Communications (ICC'2011) (Kyoto) ,
2011.06,Oral presentation (general), IEEE
-
Distributed Angle Estimation for Wireless Sensor Network Localization with Multipath Fading
W. Zhang, Q. Yin, H. Chen, W. Wang, and T. Ohtsuki
IEEE International Conference on Communications (ICC'2011) (Kyoto) ,
2011.06,Oral presentation (general), IEEE
-
Orthogonal Beamforming Using Gram-Schmidt Orthogonalization for Multi-User MIMO Downlink System
K. Matsumura and T. Ohtsuki
IEEE Vehicular Technology Conference (VTC2011-Spring) (Budapest) ,
2011.05,Oral presentation (general), IEEE
-
Frequency Band Allocation in MIMO System Based on Received Power Difference among Users
H. Kizuka, K. Adachi, and T. Ohtsuki
IEEE Vehicular Technology Conference (VTC2011-Spring) (Budapest) ,
2011.05,Poster presentation, IEEE
-
Phase Rotation Sequence Selection Method for IFDMA with DDCE
K. Yamamoto, K. Adachi, and T. Ohtsuki
IEEE Vehicular Technology Conference (VTC2011-Spring) (Budapest) ,
2011.05,Poster presentation, IEEE
-
Interference Alignment in the 2 x (1+N) MIMO Model
M. Yamada and T. Ohtsuki
IEEE Global Telecommunications Conference (GLOBECOM'2010) Workshop on Advances in Communications and Networks (ACN 2010) (Miami) ,
2010.12,Oral presentation (general), IEEE
-
A Novel Capacity Outer Bound for the MIMO Gaussian Interference Channel and Application to Relay-Assisted Communications
O. Souihli and T. Ohtsuki
IEEE Global Telecommunications Conference (GLOBECOM'2010) (Miami) ,
2010.12,Oral presentation (general), IEEE
-
Cooperative Spectrum Sensing Techniques Using Decision Comparison for Cognitive Radio Systems Including Malicious Nodes
T. Sakaguchi and T. Ohtsuki
The 2010 International Symposium on Communications and Information Technologies (Tokyo) ,
2010.10,Oral presentation (invited, special)
-
PAPR Reduction of TD-SCDMA System with Joint Transmission Technique
N.B. Harum and T. Ohtsuki
The 2010 International Symposium on Communications and Information Technologies (Tokyo) ,
2010.10,Oral presentation (general)
-
Range-Free Localization Algorithm Using Local Expected Hop Length in Wireless Sensor Network
T.Z. Myint and T. Ohtsuki
The 2010 International Symposium on Communications and Information Technologies (Tokyo) ,
2010.10,Oral presentation (general)
-
Cooperative ARQ using Distributed Relay Selection and Inter-relay Opportunistic Listening
N. Lynn, O. Takyu, K. Adachi, T. Ohtsuki, and M. Nakagawa
Third International Workshop on Wireless Distributed Networks (WDN) at IEEE International Symposium on Personal Indoor and Mobile Radio Communications (PIMRC2010) (Istanbul) ,
2010.09,Oral presentation (general)
-
Iterative Focusing Algorithm to Estimate Moving Target
Y. Okamoto and T. Ohtsuki
2010 IEEE International Conference on Wireless Information Technology and Systems (Honolulu) ,
2010.08,Oral presentation (general), IEEE
-
Practical Delay Difference Correction in Distributed MIMO OFDM Systems
K. Mitsuyama, T. Ikeda, and T. Ohtsuki
2010 IEEE International Conference on Wireless Information Technology and Systems (Honolulu) ,
2010.08,Oral presentation (general), IEEE
-
Weighted Localization Accuracy Augmentation for RSSI-Based Wireless Sensor Networks Using Target-to-Target Measurements
O. M. Rodriguez and T. Ohtsuki
2010 IEEE International Conference on Wireless Information Technology and Systems (Honolulu) ,
2010.08,Oral presentation (general), IEEE
-
Virtual Array Composition for Iterative AOA Localization Sharing Snapshots of Coherent Subarrays
S. Kawakami and T. Ohtsuki
2010 IEEE International Conference on Wireless Information Technology and Systems (Honolulu) ,
2010.08,Oral presentation (general)
-
User Selection Scheme with Secrecy Capacity Between Other Users in MIMO Downlink Systems
M. Yanase and T. Ohtsuki
2010 IEEE International Conference on Wireless Information Technology and Systems (Honolulu) ,
2010.08,Oral presentation (general), IEEE
-
Extrinsic Information Setting for Belief Propagation Decoding with Network Coding
N. Tsuji and T. Ohtsuki
IEEE Vehicular Technology Conference (VTC2010-Spring) (Taipei) ,
2010.06,Oral presentation (general), IEEE
-
Wireless Security and Monitoring System Based on Space-Time Signal Processing
OHTSUKI TOMOAKI
The Second International Conference on Ubiquitous and Future Networks (Jeju) ,
2010.06,Oral presentation (invited, special)
-
The MIMO Relay Channel in The Presence of Keyhole Effects
O. Souihli and T. Ohtsuki
IEEE International Conference on Communications (ICC2010) (Capetown) ,
2010.06,Oral presentation (general), IEEE
-
Network MIMO in The Presence of Transmit Desynchronization
OHTSUKI TOMOAKI
IEEE International Conference on Communications (ICC2010) (Capetown) ,
2010.06,Oral presentation (general), IEEE
-
Resolution Improvement of Wideband Direction-Of-Arrival Estimation ``Squared-TOPS"
K. Okane and T. Ohtsuki
IEEE International Conference on Communications (ICC2010) (Capetown) ,
2010.06,Oral presentation (general), IEEE
-
Initial LLR Setting for Belief Propagation Decoding in Relay System
N. Tsuji and T. Ohtsuki
IEEE International Conference on Communications (ICC2010) (Capetown) ,
2010.06,Oral presentation (general), IEEE
-
Transparent Inband Feedback for Training-Based MIMO Systems
O. Souihli and T. Ohtsuki
IEEE Vehicular Technology Conference (VTC2010-Spring) (Taipei) ,
2010.06,Oral presentation (general)
-
Half-Duplex Relaying with Serially-Concatenated Low-Density Generator Matrix (SCLDGM) Codes
Y. Kumano and T. Ohtsuki
IEEE Vehicular Technology Conference (VTC2010-Spring) (Taipei) ,
2010.06,Oral presentation (general), IEEE
-
Security System Using Radio Waves Based on Space-Time Signal Processing
OHTSUKI TOMOAKI
International Conference on Precision Instrumentation and Measurement 2010 (桐生市) ,
2010.03,Oral presentation (invited, special)
-
時空間信号処理を用いた電波防犯見守りシステム
OHTSUKI TOMOAKI
2010年電子情報通信学会総合大会 (東北大学) ,
2010.03,Oral presentation (invited, special)
-
Advanced Topics in MIMO
OHTSUKI TOMOAKI
IEEE Information Theory Taipei Chapter and Department of Communication Engineering (Taiwan) ,
2009.11,Oral presentation (invited, special), IEEE
-
Security System Using Radio Waves Based on Space-Time Signal Processing
OHTSUKI TOMOAKI
International Conference on Wireless Communications and Signal Processing (WCSP 2009) (Nanjing, China) ,
2009.11,Oral presentation (invited, special), IEEE
-
時空間信号処理に基づく電波セキュリティシステム
OHTSUKI TOMOAKI
可視光通信コンソーシアム (東京) ,
2009.10,Oral presentation (invited, special), 可視光通信コンソーシアム
-
Security System Using Radio Waves Based on Space-Time Signal Processing
OHTSUKI TOMOAKI
International Conference on Security Camera Network, Privacy Protection and Community Safety 2009 (桐生市) ,
2009.10,Oral presentation (invited, special)
-
Feedback Reduction in Multiuser MIMO
OHTSUKI TOMOAKI
International Symposium on Wireless Personal Multimedia Communications (WPMC'09) (仙台) ,
2009.09,Oral presentation (invited, special)
-
無線通信・放送分野での誤り訂正技術動向
OHTSUKI TOMOAKI
電子情報通信学会ワイドバンドシステム・衛星通信研究会 (KDDI研究所) ,
2009.06,Oral presentation (invited, special), 電子情報通信学会
-
時空間信号処理に基づく電波セキュリティ
OHTSUKI TOMOAKI
電子情報通信学会ユビキタス・センサネットワーク研究会 (慶應大学) ,
2009.05,Oral presentation (invited, special), 電子情報通信学会
-
マルチユーザMIMO
OHTSUKI TOMOAKI
電子情報通信学会東京支部シンポジウム (機会振興会館) ,
2008.02,Oral presentation (invited, special), 電子情報通信学
-
Iterative Signal Detection for MIMO Systems with Belief Propagation
OHTSUKI TOMOAKI
Wireless Signal Processing & Networking Workshop: Wireless MIMO Technology (松島) ,
2008.01,Oral presentation (invited, special)
-
信号部分空間を張る固有ベクトルを用いたセキュリティシステム・位置推定システム
OHTSUKI TOMOAKI
電子情報技術産業協会ネットワークセンシングシステム技術分科会 (東京) ,
2007.11,Oral presentation (invited, special), 電子情報技術産業協会
-
Multiuser MIMO and LDPC
OHTSUKI TOMOAKI
International Wireless Communication and Convergence Forum 2007 (Daegu, Korea) ,
2007.03,Oral presentation (invited, special)
-
LDPC符号の無線通信への応用
OHTSUKI TOMOAKI
MATLAB EXPO2005 (東京) ,
2005.12,Oral presentation (invited, special)
-
センサネットワークを支える無線通信技術
OHTSUKI TOMOAKI
第18回情報伝送と信号処理ワークショップ (函館) ,
2005.11,Oral presentation (invited, special)
-
センサネットワークにおける無線通信技術
OHTSUKI TOMOAKI
センサ総合展2005 (東京) ,
2005.04,Oral presentation (invited, special)
-
移動体通信へのLDPC符号の応用
大槻 知明
LDPC/ターボ符号ワークショップ (東京) ,
2004.11,Oral presentation (invited, special)
-
MIMO及び時空間符号 -時空間信号処理の光無線通信への応用
OHTSUKI TOMOAKI
光無線通信システム推進協議会 (東京) ,
2004.06,Oral presentation (invited, special)
-
センサネットワーク
OHTSUKI TOMOAKI
電子情報通信学会ワイドバンドシステム研究会 (東京) ,
2004.03,Oral presentation (invited, special), 電子情報通信学会
-
光無線通信, Smart Dust
OHTSUKI TOMOAKI
可視光通信コンソーシアム (東京) ,
2004.03,Oral presentation (invited, special), 可視光通信コンソーシアム
-
MIMO及び時空間符号
OHTSUKI TOMOAKI
電子情報通信学会情報理論研究会 (淡路) ,
2003.12,Oral presentation (invited, special), 電子情報通信学会
-
OFDM通信方式の動向
OHTSUKI TOMOAKI
MWE2003 Microwave Workshops (横浜) ,
2003.11,Oral presentation (invited, special)
-
Smart Dust及び通信の現状: 挨サイズのセンサー＆通信システム
OHTSUKI TOMOAKI
第4回センサエージェント調査専門委員会 (埼玉) ,
2001.03,Oral presentation (invited, special)
-
高速無線通信にむけて：赤外光とミリ波の無線通信
OHTSUKI TOMOAKI
慶應義塾大学第3回ICNLセミナー招待講演 (慶應大学) ,
1998.07,Oral presentation (invited, special)
-
光無線通信
OHTSUKI TOMOAKI
ビル間高速光空間通信網推進協議会基調講演 (東京) ,
1998.06,Oral presentation (invited, special)
-
光通信における符号分割多元接続(CDMA)
OHTSUKI TOMOAKI
熊本大学大学院自然科学研究科工学部電気システム工学科電気システム工学科第２回 FD(Faculty Development) セミナー (熊本) ,
1998.05,Oral presentation (invited, special)