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All Technical Committee Conferences (Searched in: All Years)
| Committee | Date Time | Place | Paper Title / Authors | Abstract | Paper # | |
| SANE | 2023-11-13 10:00 |
Chiba | Chiba Univ. (Nishi-Chiba Campus) (Primary: On-site, Secondary: Online) |
Study on optimization of array antenna aperture distribution using steepest descent method Hirohisa Tajima, Junichi Naganawa (ENRI)  SANE2023-54 |
The optimization of the aperture distribution using the steepest descent method is investigated, assuming that the verti... [more] | SANE2023-54 pp.40-45 |
| EMM, IT | 2023-05-12 09:50 |
Kyoto | Rakuyu Kaikan (Kyoto Univ. Yoshida-South Campus) (Primary: On-site, Secondary: Online) |
Relation on Unconstrained Convex Quadratic Programming between Gradient Method and Numerical Discretization of Gradient Flow Ayano Nakai-Kasai, Tadashi Wadayama (NITech) IT2023-7 EMM2023-7 |
This paper proves one of the properties in terms of gradient descent method and gradient flow. For unconstrained convex ... [more] | IT2023-7 EMM2023-7 pp.31-36 |
| ICM, CQ, NS, NV (Joint) |
2014-11-14 09:25 |
Kochi | Kochi-City-Culture-Plaza CUL-PORT | A Proposal of a Distributed Flow Control with Backward Propagation Kohei Tsutsumi, Hiroyuki Ohsaki (Kwan Gaku Univ), Hideaki Suzuki (NICT) CQ2014-80 |
Control of a large-scale network using a centralized approach is essentially difficult due to its large end-to-end delay... [more] | CQ2014-80 pp.53-58 |
| IBISML | 2013-11-12 15:45 |
Tokyo | Tokyo Institute of Technology, Kuramae-Kaikan | [Poster Presentation]
Model Selection of Layered Neural Networks using WBIC based on Steepest Descent and MCMC Method Yusuke Tamai, Sumio Watanabe (Tokyo Inst. of Tech.) IBISML2013-36 |
Many learning machines such as neural networks, normal mixtures, and hidden Markov Models contain hierarchical layers, h... [more] | IBISML2013-36 pp.1-6 |
| CAS, NLP | 2013-09-27 10:15 |
Gifu | Satellite Campus, Gifu University | A parameter learning method for Piecewise-Constant Chaos Oscillator with spike trains of desired ISI Tatsuro Furusawa, Tadashi Tsubone (Nagaoka Univ. of Tech.) CAS2013-47 NLP2013-59 |
In this study, we consider a parameter identification method for piecewise-constant chaos oscillator (PWCCO) which can g... [more] | CAS2013-47 NLP2013-59 pp.63-66 |
| PRMU | 2013-03-14 16:30 |
Tokyo | Learning Process Visualization of LVQ and Learning Observation at Place where Turning Point Exists Yoshiaki Kurosawa (Toshiab Solutions) PRMU2012-198 |
LVQ is one of the basic learning methods in the field of pattern recognition and it can be described by probabilistic de... [more] | PRMU2012-198 pp.105-110 |
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| IT, ISEC, WBS | 2013-03-07 11:20 |
Osaka | Kwansei Gakuin Univ., Osaka-Umeda Campus | A Numerical Study on a Noisy Order of Quantum Channels and Information Quantities Taishi Okazawa, Jun Suzuki, Tomohiro Ogawa (Univ. of Electro- Comm.) IT2012-64 ISEC2012-82 WBS2012-50 |
We study a noisy order of quantum channels called the degraded order, which shows that one channel is a degraded versio... [more] |
IT2012-64 ISEC2012-82 WBS2012-50 pp.13-17 |
| SR | 2012-05-24 13:00 |
Kanagawa | Keio univ. at Hiyoshi | [Technology Exhibit]
Frequency-dependent I/Q Imbalance Compensation for Wideband Quadrature Modulator using Sub-band Circuit Parameter Estimation Minseok Kim, Yuta Maruichi, Jun-ichi Takada (Tokyo Inst. of Tech.) SR2012-2 |
This paper proposes a parametric method of frequency-dependent I/Q imbalance compensation for wideband quadrature modula... [more] | SR2012-2 pp.9-16 |
| CAS, CS, SIP | 2012-03-08 10:05 |
Niigata | The University of Niigata | A Visually Better Recovered Image Selection for Imaging Inverse Problems Shunsuke Ono, Takamichi Miyata, Isao Yamada (Tokyo Inst. of Tech.) CAS2011-108 SIP2011-128 CS2011-100 |
In the last decade, many image recovery problems have been formulated as a certain nonsmooth convex minimization problem... [more] | CAS2011-108 SIP2011-128 CS2011-100 pp.7-12 |
| SIS | 2012-03-02 15:05 |
Tokyo | Shibuya Satellite Class, Tokyo City Univ. | A Study on the Rotation Speed Control Method Rotating Circular Array Antenna for Vehicle Communications at Moving Hironori Ogihara, Hiroshi Yasukawa (Aichi Prefectural Univ) SIS2011-79 |
In high-speed mobile OFDM communication systems, receiving characteristics degrade significantly due to time variation o... [more] | SIS2011-79 pp.145-150 |
| AP, RCS (Joint) |
2011-11-18 13:40 |
Aichi | Nagoya Congress Center | A Study on Rotation Speed Control Method of OFDM Receiver Using Rotating Circular Array Antenna Hironori Ogihara, Hiroshi Yasukawa (Aichi Prefectural Univ.) RCS2011-226 |
In high-speed mobile OFDM communication systems, receiving characteristics degrade significantly due to time variation o... [more] | RCS2011-226 pp.221-226 |
| EA, SIP, SP | 2011-05-13 13:25 |
Osaka | Ritsumeikan Univ. | OFDM Receiver Performance Using Rotating Circular Array Antenna for Vehicle Communications Hironori Ogihara, Hiroshi Yasukawa (Aichi Prefectural Univ.) EA2011-21 SIP2011-21 SP2011-21 |
In high-speed mobile OFDM communication systems, receiving characteristics degrade significantly due to time variation o... [more] | EA2011-21 SIP2011-21 SP2011-21 pp.119-124 |
| PRMU | 2011-03-10 15:30 |
Ibaraki | Learning Process Visualization of LVQ for Observation at Place where Error Rate Steeply Changes Yoshiaki Kurosawa (Toshiba Solutions) PRMU2010-253 |
LVQ is the method well known in the field of character recognition and speech recognition. This can be described by the ... [more] | PRMU2010-253 pp.93-98 |
|
| SAT, RCS (Joint) |
2010-08-27 09:20 |
Kagoshima | Kagoshima Univ. | Robust Precoding Scheme against Imperfect CSI for Multiuser MIMO-OFDM Downlink Systems Linchen Chang, Kazuhiko Fukawa, Hiroshi Suzuki, Satoshi Suyama (Tokyo Inst. of Tech.) RCS2010-94 |
In a downlink multiuser MIMO-OFDM system, a transmitter usually employs linear precoding for reducing cochannel interfer... [more] | RCS2010-94 pp.95-100 |
| RCS | 2010-06-17 15:35 |
Kyoto | Kyoto Univ. | A Study on Improving OFDM Performance by Controlling Speed of Rotating Circular Array Antenna Hironori Ogihara, Hiroshi Yasukawa (Aichi Pref Univ) RCS2010-31 |
In high-speed mobile OFDM communication systems, receiving characteristics are degraded badly by channel time variation.... [more] | RCS2010-31 pp.79-83 |
| PRMU | 2009-02-20 14:30 |
Tokyo | Univ. of Tokyo (IIS) | Visualization of Steepest Descent Method of LVQ Yoshiaki Kurosawa (Toshiba Solution) PRMU2008-237 |
LVQ is the method well known in the field of character recognition and speech recognition. This can be described by the ... [more] | PRMU2008-237 pp.175-180 |
| SIP, RCS | 2009-01-22 13:40 |
Kumamoto | Kumamoto University | A Study on Structure of OFDM Receiver Using Concyclic Antenna Daisuke Mizukami, Hiroshi Yasukawa (Aichi Pref. Univ.) SIP2008-135 RCS2008-183 |
In the high-speed mobile OFDM communication systems, the transmission characteristics are degraded badly by channel time... [more] | SIP2008-135 RCS2008-183 pp.65-70 |
| RCS, SAT (Joint) |
2008-12-19 09:25 |
Tokyo | Kikai-Shinko-Kaikan Bldg. | Full Soft-decision Decoding on Concatenated Convolutional Inner Code and Reed-Solomon Outer Code ZhiAn Zheng, Tomonori Miyano, Tomohisa Wada (Ryukyu Univ.) RCS2008-164 |
This paper presents a full soft-decision decoding solution for a concatenated channel coding stage, composed of Reed-Sol... [more] | RCS2008-164 pp.79-84 |
| OCS, OFT (Joint) |
2008-08-29 14:30 |
Hokkaido | Steepest Descent-Based Tracking Algorithm for the Compensation of PMD Variation Caused by SOP Change Ken Tanizawa, Akira Hirose (Univ. of Tokyo) OCS2008-45 |
Adaptive polarization mode dispersion (PMD) compensation is one of the important issues for future high-speed optical ne... [more] | OCS2008-45 pp.63-68 |
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| PRMU | 2007-12-13 09:30 |
Hyogo | Kobe Univ. | Comparison of Eigenvalue Computation Speed for Time-Varying Large-Size Symmetric Matrices Hiroyuki Taira, Kenichi Kanatani (Okayama Univ.) PRMU2007-135 |
We study iterative schemes for computing the largest eigenvalue and the corresponding eigenvector of a time-varying lar... [more] |
PRMU2007-135 pp.1-6 |
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