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 Conference Papers (Available on Advance Programs)  (Sort by: Date Descending)
 Results 1 - 20 of 39  /  [Next]  
Committee Date Time Place Paper Title / Authors Abstract Paper #
SANE 2024-06-05
13:30
Kanagawa Information Technology R & D Center, MITSUBISHI Electric Corp.
(Primary: On-site, Secondary: Online)
PolSAR RFI detection using degree of polarization
Yu Hashimoto, Akira Hirose, Ryo Natsuaki (UTokyo)
 [more]
NC, MBE
(Joint)
2024-03-11
10:25
Tokyo The Univ. of Tokyo
(Primary: On-site, Secondary: Online)
Channel Equalization and Determination of Optimal Parameters for OFDM Signals Using Complex Reservoir Computing
Wataru Iuchi, Kento Imaizumi, Haotian Chen, Ryo Natsuaki, Akira Hirose (UTokyo) NC2023-43
 [more] NC2023-43
pp.1-6
NC, MBE
(Joint)
2024-03-11
10:50
Tokyo The Univ. of Tokyo
(Primary: On-site, Secondary: Online)
Spatiotemporal Prediction and Anomaly Detection in Polarimetric Synthetic Aperture Radar Using Quaternion Reservoir Computing
Kitoshi Kawai, Bungo Konishi, Ryo Natsuaki, Akira Hirose (UTokyo.) NC2023-44
Synthetic aperture radar (SAR) is a remote sensing technology that uses microwaves to generate high-resolution images of... [more] NC2023-44
pp.7-12
NC, MBE
(Joint)
2024-03-11
11:15
Tokyo The Univ. of Tokyo
(Primary: On-site, Secondary: Online)
Topological Multi Reservoir Computing for Spatiotemporal Data Mining
Daisuke Takeda, Junya Kato, Ryo Natsuaki, Akira Hirose (UT) NC2023-45
Recently, advancements in sensor technology, Internet of Things (IoT) devices, high-speed mobile communication, and the ... [more] NC2023-45
pp.13-18
NC, MBE
(Joint)
2024-03-11
11:40
Tokyo The Univ. of Tokyo
(Primary: On-site, Secondary: Online)
Time-series Forecasting Coding: Proposal of A New Processing Method Developed from Predictive Coding for Recurrent Neural Networks
Yuto Wakui, Junya Kato, Ryo Natsuaki, Akira Hirose (UTokyo.) NC2023-46
This paper proposes a new method for processing time-series data in recurrent neural networks (RNNs), namely, time-serie... [more] NC2023-46
pp.19-24
NC, MBE
(Joint)
2024-03-11
16:00
Tokyo The Univ. of Tokyo
(Primary: On-site, Secondary: Online)
Numerical analysis based on wrist anatomy for millimeter-wave non-invasive glucose monitoring
Lena Azuma, Ryo Natsuaki, Akira Hirose (UTokyo) MBE2023-72
This paper shows the feasibility of millimeter-wave (MMW) non-invasive glucose monitoring using reflective waves from a ... [more] MBE2023-72
pp.19-23
NC, MBE
(Joint)
2024-03-11
16:25
Tokyo The Univ. of Tokyo
(Primary: On-site, Secondary: Online)
A Proposal of Short-Time Principal Component Analysis and Echo State Accumulation Method in Frequency Domain for Clustering of Parkinson's Tremor
Yanqi Zhu, Masashi Hamada, Yuichiro Shirota, Ryo Natsuaki, Akira Hirose (UTokyo) MBE2023-73
(To be available after the conference date) [more] MBE2023-73
pp.24-29
SANE 2024-01-19
13:25
Miyagi
(Primary: On-site, Secondary: Online)
Development of Riemannian Quaternion Self-Organizing Map and Its Application in Full-Polarimetric GPR Landmine Detection
Yicheng Song, Ryo Natsuaki, Akira Hirose (UTokyo) SANE2023-97
Ground penetrating radar (GPR) based landmine detection has advantages such as high safety and high efficiency. There ar... [more] SANE2023-97
pp.41-46
SANE 2023-11-13
14:55
Chiba Chiba Univ. (Nishi-Chiba Campus)
(Primary: On-site, Secondary: Online)
comparison of time series analysis methods of SAR interferograms in 3D deformation estimation
Ryunosuke Nakamura, Akira Hirose, Ryo Natsuaki (Utokyo) SANE2023-56
SAR (Synthetic Aperture Radar) transmits microwave to the ground and receives the scattered signals using antenna loaded... [more] SANE2023-56
pp.52-57
EMT, IEE-EMT 2023-11-10
10:20
Yamaguchi Kaikyo Messe Shimonoseki Extending Observation Coverage of SAR by Separating Range Ambiguities -- Proposal of FM-chirp Signals Using PN-sequences with Variable Chip Rates --
Raito Suzuki, Akira Hirose, Ryo Natsuaki (UTokyo) EMT2023-77
 [more] EMT2023-77
pp.81-86
NC, MBE
(Joint)
2023-03-13
10:40
Tokyo The Univ. of Electro-Communications
(Primary: On-site, Secondary: Online)
Channel Polarization State Prediction Using Phasor Quaternion Neural Networks in Wireless Communications
Anzhe Ye, Haotian Chen, Ryo Natsuaki, Akira Hirose (UTokyo) NC2022-91
Fading channel compensation requires higher accuracy channel prediction. In this paper, we propose a fading channel pred... [more] NC2022-91
pp.1-6
SANE 2022-12-15
14:30
Nagasaki Nagasaki Public Hall
(Primary: On-site, Secondary: Online)
Similarity Approach for Synthetic Aperture Radar Range Ambiguity Suppression
Ryo Natsuaki, Raiki Kudo, Akira Hirose (UTokyo) SANE2022-67
In this paper, we propose a similarity approach for Synthetic Aperture Radar (SAR) range ambiguity suppression. Range am... [more] SANE2022-67
pp.29-32
EMT, IEE-EMT 2022-11-17
09:35
Tokyo Kikai-Shinko-Kaikan Bldg.
(Primary: On-site, Secondary: Online)
A RFI detection method in SAR using the complex amplitude information of dual polarization
Akira Uozumi, Akira Hirose, Ryo Natsuaki (UT) EMT2022-52
We propose a method to detect radio frequency interference (RFI) superimposed on synthetic aperture radar (SAR) images u... [more] EMT2022-52
pp.47-52
SANE 2022-11-10
13:25
Chiba Chiba Univ. (Nishi-Chiba Campus)
(Primary: On-site, Secondary: Online)
InSAR using Drone-Borne MIMO-FMCW Radar and its Validation
Ryotaro Yamakawa, Akira Hirose, Ryo Natsuaki (The Univ. of Tokyo) SANE2022-55
Synthetic Aperture Radar (SAR) is mainly mounted on satellites, while in order to use SAR more effectively, there has be... [more] SANE2022-55
pp.29-34
MBE, NC
(Joint)
2022-03-02
15:45
Online Online NC2021-57 We propose a polarimetric remote sensing system to classify daily movements of humans such as walking and standing. We e... [more] NC2021-57
pp.56-61
SANE 2021-12-16
11:00
Chiba Chiba University
(Primary: On-site, Secondary: Online)
Flood Detection by use of Temporally Stacking of Synthetic Aperture Radar Interferometric Coherence
Yoshio Nishidate, Akira Hirose, Ryo Natsuaki (UTokyo) SANE2021-67
We propose a new method for detecting flood area by using Synthetic Aperture Radar (SAR). This method estimates the floo... [more] SANE2021-67
pp.23-28
SANE 2021-11-12
12:30
Online Online Landmine detection with model-based homogeneity to extend compressed sensing
Ryuta Imai, Yicheng Song, Ryo Natsuaki, Akira Hirose (Tokyo Univ.) SANE2021-55
This paper proposes model-based homogeneity (MBH) to extend compressed sensing (CS) for landmine-detection ground penetr... [more] SANE2021-55
pp.124-129
EMT, IEE-EMT 2021-11-05
11:15
Online Online Quaternion convolutional neural networks for PolSAR land classification
Yuya Matsumoto, Ryo Natsuaki, Akira Hirose (UTokyo) EMT2021-43
We propose a quaternion convolutional neural network (QCNN) for Polarimetric synthetic aperture radar
(PolSAR) land cla... [more]
EMT2021-43
pp.76-81
MIKA
(3rd)
2021-10-29
10:30
Okinawa
(Primary: On-site, Secondary: Online)
[Poster Presentation] Similarity approach for RFI detection in multi-receiver synthetic aperture radar
Ryo Natsuaki (Univ. Tokyo)
 [more]
SANE 2021-08-27
10:40
Online Online Suppression of Additional Azimuth ambiguities for multi-channel and waveform SAR -- Experimental results in ALOS-2 --
Ryo Natsuaki (Univ. of Tokyo) SANE2021-28
 [more] SANE2021-28
pp.32-36
 Results 1 - 20 of 39  /  [Next]  
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