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All Technical Committee Conferences (Searched in: All Years)
| Committee | Date Time | Place | Paper Title / Authors | Abstract | Paper # | |
| EMT, IEE-EMT | 2018-11-17 10:00 |
Tottori | Kaike Grand Hotel Tensui(Yonago, Tottori) | Wideband direct coupling reduction among tapered slot antennas by electromagnetic bandgap structures Takumi Hirano, Akira Hirose (The Univ. of Tokyo)  EMT2018-61 |
This paper proposes a wideband and low direct-coupling tapered slot antenna (TSA) using electromagnetic bandgap (EBG) st... [more] | EMT2018-61 pp.163-168 |
| EMT, IEE-EMT | 2018-05-25 14:10 |
Tokyo | Analysis of Singular-point Generating Mechanisms Based on the Correlations among the Parameters in Coherency Matrix and Those in the Optimized Scattering-mechanism Vector in PolInSAR Yuta Otsuka, Tomohiro Shimada, Ryo Natsuaki, Akira Hirose (The Univ. of Tokyo) EMT2018-4 |
We investigate the relationship between the changes in phase and those in polarization in polarimetric interferometric s... [more] | EMT2018-4 pp.33-38 |
|
| SANE | 2018-05-14 10:35 |
Tokyo | Kikai-Shinko-Kaikan Bldg. | Adaptive processing of time domain information by complex-valued self-organizing map in GPR Soshi Shimomura, Akira Hirose (Tokyo Univ.) SANE2018-2 |
In this technical report, we propose an adaptive subsurface visualization system based on a complex–valued self-organizi... [more] | SANE2018-2 pp.7-11 |
| MBE, NC (Joint) |
2018-03-14 10:00 |
Tokyo | Kikai-Shinko-Kaikan Bldg. | Hierarchical quaternion neural networks with self-organizing codebook for unsupervised PolSAR land classification Hyunsoo Kim, Akira Hirose (Tokyo Univ.) NC2017-88 |
We propose a self-organizing codebook-based hierarchical polarization feature vector generation to realize an unsupervis... [more] | NC2017-88 pp.121-126 |
| MBE, NC (Joint) |
2018-03-14 15:55 |
Tokyo | Kikai-Shinko-Kaikan Bldg. | Categorization of landforms by using complex-valued convolutional neural networks Yuki Sunaga, Ryo Natsuaki, Akira Hiroes (Tokyo Univ.) NC2017-98 |
(To be available after the conference date) [more] | NC2017-98 pp.181-186 |
| SAT, SANE (Joint) |
2018-02-23 10:50 |
Yamaguchi | The Yamaguchi Chamber of Commerce and Industry | Simulation of transponder-like radio frequency interference in synthetic aperture radar Ryo Natsuaki, Akira Hirose (Univ. of Tokyo) SANE2017-113 |
[more] | SANE2017-113 pp.25-30 |
| SANE | 2017-11-23 16:20 |
Overseas | Malaysia (Borneo Island) | Removal of Temporally Coherent Radio Frequency Interference in Interferometric Synthetic Aperture Radar Ryo Natsuaki, Akira Hirose (Univ. of Tokyo) SANE2017-72 |
Nowadays, Interferometric Synthetic Aperture Radar (InSAR) is widely used for measuring ground deformation. SAR shares i... [more] | SANE2017-72 pp.51-55 |
| EMT, IEE-EMT | 2017-11-09 10:50 |
Yamagata | Tendo Hotel (Tendo, Yamagata) | Flexible Unsupervised PolSAR Land Classification System Based on Quaternion Neural Networks Hyunsoo Kim, Akira Hirose (Tokyo Univ.) EMT2017-48 |
We propose a flexible unsupervised PolSAR land classification system based on quaternion neural networks. The existing ... [more] | EMT2017-48 pp.37-42 |
| EMT, IEE-EMT | 2017-11-09 13:35 |
Yamagata | Tendo Hotel (Tendo, Yamagata) | Millimeter-wave Adaptive Glucose Concentration Estimation with Complex-Valued Neural Networks Shizhen Hu, Akira Hirose (UTokyo) EMT2017-51 |
[more] | EMT2017-51 pp.59-64 |
| SANE | 2017-10-05 14:20 |
Tokyo | Maison franco - japonaise (Tokyo) | Unsupervised Adaptive PolSAR Land Classification System Using Quaternion Neural Networks Hyunsoo Kim, Akira Hirose (Univ. of Tokyo) SANE2017-57 |
We propose an unsupervised adaptive PolSAR land classification system using quaternion neural networks. Most of the exis... [more] | SANE2017-57 pp.73-78 |
| SANE | 2017-10-05 15:30 |
Tokyo | Maison franco - japonaise (Tokyo) | Development of landmine visualization systems to deal with complex-amplitude texture based on complex-valued self-organizing map Akira Hirose (Univ. of Tokyo) SANE2017-58 |
[more] | SANE2017-58 pp.79-84 |
| EMT, IEE-EMT | 2017-06-02 13:50 |
Tokyo | Nihon University | Direct coupling reduction by electromagnetic bandgap structures in tapered slot antenna array Takumi Hirano, Kazutaka Kikuta, Akira Hirose (Univ. Tokyo) EMT2017-4 |
In radar imaging, a spatially high-density antenna array using wideband elements are used. In the high-density antenna a... [more] | EMT2017-4 pp.31-36 |
| MBE, NC (Joint) |
2017-03-13 10:25 |
Tokyo | Kikai-Shinko-Kaikan Bldg. | Singular-point compensation in Polarimetric-Interferometric Synthetic aperture radar systems Kohei Oyama, Akira Hirose (Tokyo Univ.) NC2016-79 |
In interferogram obtained by interferometric synthetic aperture radar, there are many singular points (SPs) which make i... [more] | NC2016-79 pp.91-96 |
| MBE, NC (Joint) |
2017-03-14 09:50 |
Tokyo | Kikai-Shinko-Kaikan Bldg. | Remote Human Heartbeat Detection and Drift Tacking with Neural Prediction Ayse Ecem Bezer, Akira Hirose (Univ. of Tokyo) MBE2016-92 |
[more] | MBE2016-92 pp.49-52 |
| EMT, IEE-EMT | 2016-11-18 13:20 |
Wakayama | Shirahama Coganoi Resort & Spa | Mitigation of stripe noise problem using a calibration process dependent on antenna RF paths in landmine visualization systems with one-dimensional array antennas Erika Koyama, Akira Hirose (Tokyo Univ.) EMT2016-59 |
We previously presented a landmine visualization system with a one-dimensional array antenna using complex-valued self-o... [more] | EMT2016-59 pp.133-138 |
| EMT, IEE-EMT | 2016-11-19 09:55 |
Wakayama | Shirahama Coganoi Resort & Spa | Blind Mitigation of Narrowband Interference Utilizing Frequency Dependence of Array Antennas in UWB Systems Kazutaka Kikuta, Akira Hirose (The Univ. of Tokyo) EMT2016-68 |
Ultra wideband (UWB) signals require mitigation of narrowband interference (NBI) from other wireless systems. This paper... [more] | EMT2016-68 pp.195-199 |
| EMT, IEE-EMT | 2016-06-03 13:25 |
Tokyo | Tokyo branch, Tohoku University | Ladder-Ring Antenna: A Circular Polarization Reconfigurable High Gain Antenna Onodera Naoto, Hirose Akira (Univ. Tokyo) EMT2016-3 |
[more] | EMT2016-3 pp.17-20 |
| MBE, NC (Joint) |
2016-03-22 13:45 |
Tokyo | Tamagawa University | Quaternion neural networks to estimate and predict polarization states in multipath environment Maoki Hikosaka, Tianben Ding, Akira Hirose (Univ. Tokyo) NC2015-73 |
Channel compensation often employs pre-equalization and/or adaptive diversity schemes. Such techniques require channel p... [more] | NC2015-73 pp.25-30 |
| MBE, NC (Joint) |
2016-03-22 14:10 |
Tokyo | Tamagawa University | Quaternion Neural Networks with An Isotropic Activation Function for Adaptive Land Classification Kazutaka Kinugawa, Naoto Usami (Univ. Tokyo), Fang Shang (UEC), Akira Hirose (Univ. Tokyo) NC2015-74 |
[more] | NC2015-74 pp.31-36 |
| MBE, NC (Joint) |
2016-03-22 14:35 |
Tokyo | Tamagawa University | Singular Unit Restoration by Using Complex-Valued Neural Networks Kazuhide Ichikawa, Akira Hirose (Univ. Tokyo) NC2015-75 |
[more] | NC2015-75 pp.37-41 |
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