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All Technical Committee Conferences (Searched in: All Years)
| Committee | Date Time | Place | Paper Title / Authors | Abstract | Paper # | |
| WPT, AP (Joint) |
2019-01-18 10:50 |
Aichi | Toyota Automobile Museum | Performance Improvement of DOA Estimation Using Two-step Search Method Based on Compressed Sensing Toshiya Nasu, Nobuyoshi Kikuma, Kunio Sakakibara (NITech)  AP2018-160 |
In recent years, researches for applying signal-processing techniques based on sparse reconstruction andcompressed sensi... [more] | AP2018-160 pp.51-56 |
| AP, WPT (Joint) |
2018-01-19 11:30 |
Nara | ATR | Performance Improvement by Two-step Search Method in DOA Estimation Based on Sparse Reconstruction Toshiya Nasu, Nobuyoshi Kikuma, Kunio Sakakibara (NITech) AP2017-167 |
In recent years, researches for applying signal-processing techniques based on sparse reconstruction and compressed sens... [more] | AP2017-167 pp.93-98 |
| RECONF, CPSY, VLD, IPSJ-SLDM [detail] | 2015-01-30 13:20 |
Kanagawa | Hiyoshi Campus, Keio University | Implementation of Sparse Matrix-Vector Multiplication on GPU and Its Application to the Conjugate Gradient Method Shotaro Asano, Masato Inagi, Shinobu Nagayama, Shin'ichi Wakabayashi (Hiroshima City Univ.) VLD2014-141 CPSY2014-150 RECONF2014-74 |
Numerical simulations are offten performed by converting complex partial differential equations into a system of discret... [more] | VLD2014-141 CPSY2014-150 RECONF2014-74 pp.181-186 |
| AP, MW (Joint) |
2012-09-27 13:25 |
Saitama | KDDI R&D LABS | A Study of Acceleration of Conjugate Gradient Method Using GPU Hajime Katsuda, Keisuke Konno, Qiang Chen, Kunio Sawaya (Tohoku Univ.), Kei Yokogawa, Qiaowei Yuan (Sendai National College of Technology), Toshihiro Sezai (JAXA) AP2012-86 |
In method of moments (MoM), large computing time consumption is a serious problem for solving a large-scale matrix equat... [more] | AP2012-86 pp.25-29 |
| IT | 2012-09-28 11:30 |
Gunma | Kusatsu Seminar House | A Quantizer Design Method Based on Mutual Information Criteria for MIMO System Manabu Kobayashi (SIT), Hideki Yagi (UEC), Hiroshi Ninomiya (SIT), Shigeichi Hirasawa (Waseda Univ.) IT2012-41 |
B. M. Kurkoski et al. have proposed a quantizer design method based on the maximization of the mutual information. Furt... [more] |
IT2012-41 pp.59-64 |
| NC, MBE (Joint) |
2011-12-20 09:55 |
Aichi | Nagoya Institute of Technology | A Study for Estimating Optical Parameters in Tissue by Utilizing Time-Resolved Diffused Optical Tomography Kazuya Okimatsu, Yosuke Abe, Tadatoshi Tanifuji (KIT) MBE2011-66 |
Accuracy of optical parameters of biological tissue estimated by a simplified time-resolved diffused optical tomography ... [more] | MBE2011-66 pp.7-10 |
| AP | 2010-05-13 11:40 |
Overseas | Southeast Univ. | Numerical Evaluation for Computational Cost of CG-FMM on Typical Wiregrid Models Keisuke Konno, Qiang Chen, Kunio Sawaya (Tohoku Univ.) AP2010-16 |
The conjugate gradient-fast multipole method (CG-FMM) is one of the powerful methods for analysis of large-scale electro... [more] | AP2010-16 pp.21-26 |
| AP, RCS (Joint) |
2008-11-21 10:10 |
Ishikawa | Kanazawa Institute of Technology | Blind Type Adaptive Reduced-Rank Filter Based on Signal Subspace for DS/CDMA Systems with Antenna Array Tomokazu Takahashi, Tsuyoshi Ichikawa, Kohei Otake (Hosei Univ.) RCS2008-147 |
In DS/CDMA communication systems, to improve the transmission efficiency, a blind or non-pilot-aided adaptive MMSE recei... [more] | RCS2008-147 pp.101-106 |
| SS | 2008-10-16 16:10 |
Yamanashi | University of Yamanashi, Kofu Campus | Improvement of iterative methods on GPU by partially using pseudo double precision calculation Fumiaki Fujiki, Hidetoshi Ando, Koji Toriyama (Univ. of Yamanashi) SS2008-32 |
Many iterative methods are implemented on the GPU for high performance computation, but are limited to single precision ... [more] | SS2008-32 pp.31-36 |
| OCS, OFT (Joint) |
2008-08-28 14:20 |
Hokkaido | A Study for Estimating Optical Parameters in Scattering Media by Utilizing Time-Resolved Diffused Optical Tomography Seiki Kawasaki, Akira Kobayasi, Tadatoshi Tanifuji (Kitami Inst. Tech.) OFT2008-21 |
Reconstructed image quality improvements of inhomogeneous scattering medium utilizing time-resolved optical tomography h... [more] | OFT2008-21 pp.29-32 |
|
| RCS, SIP | 2008-01-25 09:00 |
Hiroshima | Hiroshima City Uni. | MMSE channel estimation utilizing the conjugate gradient method Shigenori Kinjo (JCGA) SIP2007-162 RCS2007-165 |
In this report, we propose a new scheme in order to implement an MMSE channel estimator for OFDM systems.We know that th... [more] | SIP2007-162 RCS2007-165 pp.27-32 |
| 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 |
| OFT, OCS (Joint) |
2007-08-23 14:55 |
Hokkaido | Noninvasive Optical Parameter Determination Accuracies Image Reconstruction for Time-resolved Diffused Optical Tomography Takafumi Matsuura, Kenta Kitano, Tadatoshi Tanifuji (Kitami Inst. of Tech.) OFT2007-15 |
Image reconstruction for time-resolved diffused optical tomography is described. Only back scattered optical pulses are ... [more] | OFT2007-15 pp.7-10 |
|
| RECONF | 2007-05-17 14:30 |
Ishikawa | Kanazawa Bunka Hall | * Sayaka Shida, Yuichiro Shibata, Kiyoshi Oguri (Nagasaki Univ.) RECONF2007-4 |
This paper presents and discusses implementation of a barotropic operator used in ocean model simulation called Parallel... [more] | RECONF2007-4 pp.19-24 |
| ISEC | 2006-05-19 13:00 |
Tokyo | Kikai-Shinko-Kaikan Bldg. | High Performance Computing over Finite Fields Akira Nishida (Tokyo Univ.) |
This presentation surveys resent researches for solving large sparse linear systems over finite fields from the view poi... [more] | |
| RCS, SIP (Joint) |
2006-01-27 10:40 |
Fukuoka | Kyusyu Univ. | Improvement of BCGM-OR Algorithm Assurance Minimum Iteration Rounds Sachio Saiki, Masahiro Fukumoto (Kochi Univ. of Tech.) |
To improve convergence accuracy of CGM-BOP algorithm, BCGM-OR algorithm had proposed and to increase that estimation spe... [more] | SIP2005-136 pp.1-6 |
| MoNA, IN (Joint) |
2005-11-18 09:50 |
Fukuoka | Fukuoka Institute of Technology | Subspace Based Blind Identification Algorithm using CGM Nari Tanabe (Toyama National College of Tech.), Toshihiro Furukawa (Tokyo University of Science), Shigeo Tsujii (Inst. of Information Security) |
We propose a subspace based blind identification algorithm using CGM (conjugate gradient method). The algorithm estimate... [more] | MoMuC2005-69 pp.65-68 |
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