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All Technical Committee Conferences (All Years)
| Committee | Date Time | Place | Paper Title / Authors | Abstract | Paper # | |
| NLP | 2022-08-02 16:20 |
Online | Online | Esimation of Propagation Delay and Doppler Frequency based on Time-Domain and Frequency-Domain Spread Spectrum Signal. Yutaka Jitsumatsu (Tokyo Tech.)  NLP2022-38 |
In Direct Sequence Spread Spectrum (DSSS) communications, a symbol interval is divided into chip intervals, and a pseudo... [more] | NLP2022-38 pp.44-49 |
| IT | 2022-07-21 14:05 |
Okayama | Okayama University of Science (Primary: On-site, Secondary: Online) |
New algorithms for computing the correct decoding probability exponent for lossy source coding Yutaka Jitsumatsu (Tokyo Tech.), Yasutada Oohama (UEC) IT2022-17 |
In a 1976 paper, Arimoto proposed an algorithm for computing the error exponent and the correct decoding probability exp... [more] | IT2022-17 pp.10-11 |
| SIP, BioX, IE, MI, ITE-IST, ITE-ME [detail] | 2022-05-19 09:20 |
Kumamoto | Kumamoto University Kurokami Campus (Primary: On-site, Secondary: Online) |
A sequence design for a Phase-Coded Pulse radar using Discrete Prolate Spheroidal Sequences Yutaka Jitsumatsu (Tokyo Tech.) SIP2022-2 BioX2022-2 IE2022-2 MI2022-2 |
We study the design of signals for phase-coded pulse radar so that the absolute values of function values other than the... [more] | SIP2022-2 BioX2022-2 IE2022-2 MI2022-2 pp.7-12 |
| MBE, NC (Joint) |
2022-03-03 09:45 |
Online | Online | Estimating the permeability of rocks using three-dimensional CNN and ResNet Taro Kamano (Kyushu Univ.), Yutaka Jitsumatsu (Tokyo Tech), Takeshi Tsuji (Kyushu Univ.) NC2021-60 |
Investigating the permeability and elastic wave velocity of rocks covering the surface of the earth is central in petrol... [more] | NC2021-60 pp.74-79 |
| NLP, MSS (Joint) |
2021-03-16 10:45 |
Online | Online | Approximate formula of the mean square quantization error of golden ratio encoders Yoshikatsu Kashiwabara, Yutaka Jitsumatsu (Kyushu Univ.) NLP2020-63 |
The Golden Ratio Encoder (GRE) is a type of analog-to-digital (A/D) conversion method. GRE expands the input analog valu... [more] | NLP2020-63 pp.47-52 |
| IT | 2020-12-02 09:00 |
Online | Online | MRI Tumor Recognition Based on Transfer Learning Jiangchen Wei (Kyushu Univ.), Yutaka Jitsumatsu (Kyushu Univ) IT2020-28 |
[more] | IT2020-28 pp.21-25 |
| IT | 2020-12-03 13:40 |
Online | Online | Downlink Non-Orthogonal Multiple Access (NOMA) Using sparse superposition codes Hayato Tachiwana, Yutaka Jitsumatsu (Kyushu Univ.) IT2020-54 |
Non-orthogonal multiple access (NOMA) is considered to be a most promising next generation mobile communication systems.... [more] | IT2020-54 pp.159-164 |
| MI, IE, SIP, BioX, ITE-IST, ITE-ME [detail] | 2020-05-29 09:50 |
Online | Online | Estimation of velocities of elastic wave of rocks by convolutional neural networks Taro Kamano, Yutaka Jitsumatsu, Takeshi Tsuji (Kyushu Univ) SIP2020-7 BioX2020-7 IE2020-7 MI2020-7 |
[more] | SIP2020-7 BioX2020-7 IE2020-7 MI2020-7 pp.29-34 |
| IBISML | 2020-03-11 14:10 |
Kyoto | Kyoto University (Cancelled but technical report was issued) |
Accuracy of Brain Tumor Detection and Classification Based on Under Sampled k-Space Signals Tania Sultana, Sho Kurosaki, Yutaka Jitsumatsu, Junichi Takeuchi (Kyushu Univ.) IBISML2019-46 |
The prime concern of Magnetic Resonance Imaging (MRI) is to optimize examination time by assuring a good quality of the... [more] |
IBISML2019-46 pp.91-94 |
| CS, CAS | 2020-02-28 10:50 |
Kumamoto | Sparse superposition codes in massive machine type communications Hayato Tachiwana, Yutaka Jitsumatsu (Kyushu Univ.) CAS2019-117 CS2019-117 |
[more] | CAS2019-117 CS2019-117 pp.111-115 |
|
| MIKA (2nd) |
2019-10-03 11:15 |
Hokkaido | Hokkaido Univ. | [Poster Presentation]
Error Probability Performance of a multiple access system using sparse superposition codes Hayato Tachiwana, Yutaka Jitsumatsu (Kyushu Univ.) |
Sparse Code Multiple Access (SCMA), which is one of the machine type communication methods in mobile communication, avoi... [more] | |
| IT, ISEC, WBS | 2019-03-08 10:50 |
Tokyo | University of Electro-Communications | The distribution of the conditional information leakage in binary symmetric erasure wiretap channels Ukyo Michiwaki, Yutaka Jitsumatsu (Kyushu Univ.), Yasutada Oohama (UEC) IT2018-118 ISEC2018-124 WBS2018-119 |
In Wyner's wiretap channel, information leakage is defined as mutual information between transmitter's messages and eave... [more] | IT2018-118 ISEC2018-124 WBS2018-119 pp.263-268 |
| PRMU, IBISML, IPSJ-CVIM [detail] | 2018-09-20 10:00 |
Fukuoka | MRI Acceleration by Super Resolution Shizen Kitazaki, Masanori Kawakita, Yutaka Jitsumatsu (Kyushu Univ.), Shigehide Kuhara (Kyorin Univ.), Jun'ichi Takeuchi (Kyushu Univ.) PRMU2018-39 IBISML2018-16 |
[more] | PRMU2018-39 IBISML2018-16 pp.21-29 |
|
| ISEC, WBS, IT | 2017-03-10 11:20 |
Tokyo | TOKAI University | MRI Acceleration by Super Resolution Ayaka Nakashima, Masanori Kawakita, Yutaka Jitsumatsu (Kyushu Univ.), Shigehide Kuhara (Kyorin Univ.), Jun'ichi Takeuchi (Kyushu Univ.) IT2016-124 ISEC2016-114 WBS2016-100 |
MR imaging currently takes a long imaging time in some applications such as 3D imaging and faster imaging speed is requi... [more] | IT2016-124 ISEC2016-114 WBS2016-100 pp.161-166 |
| IT, SIP, RCS | 2017-01-20 11:15 |
Osaka | Osaka City Univ. | Performance Evaluation of Random Number Generation Algorithm Based on a Beta-ary/Binary Conversion Kohei Oda, Yutaka Jitsumatsu (Kyushu Univ.) IT2016-89 SIP2016-127 RCS2016-279 |
[more] | IT2016-89 SIP2016-127 RCS2016-279 pp.249-254 |
| IT | 2015-07-14 10:30 |
Tokyo | Tokyo Institute of Technology | A new method for estimating a real-valued radix in an A/D converter. Kohei Oda, Yutaka Jitsumatsu (Kyushu Univ.) IT2015-30 |
A Pulse Code Modulation (PCM) and a Delta-Sigma ($DeltaSigma$) modulation are two major schemes for Analog-to-Digital (A... [more] | IT2015-30 pp.77-82 |
| CAS, NLP | 2013-09-26 15:55 |
Gifu | Satellite Campus, Gifu University | [Invited Talk]
Theoretical Analysis on Quantization Error of β-Encoder Takaki Makino (Univ. of Tokyo), Yukiko Iwata (Meteorol. College), Yutaka Jitsumatsu (Kyushu Univ.), Masao Hotta, Hao San (Tokyo City Univ.), Kazuyuki Aihara (Univ. of Tokyo) CAS2013-43 NLP2013-55 |
Theoretical evaluation of last{the quantization} error of the $beta$-encoder, that is a non-binary analog-to-digital con... [more] | CAS2013-43 NLP2013-55 pp.41-44 |
| SRW | 2013-08-19 14:15 |
Tokyo | Shibaura Institute of Technology | Separable Property for time and frequency synchronization in communications Yutaka Jitsumatsu, Tohru Kohda (Kyushu Univ.), Kazuyuki Aihara (Univ. of Tokyo) SRW2013-25 |
[more] | SRW2013-25 pp.27-31 |
| NLP | 2013-05-28 09:25 |
Fukuoka | Event hall, Central Library, Fukuoka University | The tolerance of TD/S^3 reciever for frequancy offset Tatsuro Higuchi, Yutaka Jitsumatsu (Kyushu Univ.) NLP2013-19 |
In the conventional direct sequence/spread spectrum (DS/SS), a time delay of a channel can be estimated by time-domain... [more] |
NLP2013-19 pp.53-58 |
| NLP | 2011-11-09 18:10 |
Okinawa | Miyako Island Marine Terminal | Sequences generated by chaos and optimum Sequences for asynchronous CDMA system. Naoya Maeda, Yutaka Jitsumatsu, Tohru Kohda (Kyushu Univ.) NLP2011-108 |
Pseudorandom numbers generated from chaos are applied to spread spectrum communications. Kohda and Fujisaki showed that... [more] |
NLP2011-108 pp.91-96 |
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