Committee |
Date Time |
Place |
Paper Title / Authors |
Abstract |
Paper # |
SIP |
2022-08-25 14:15 |
Okinawa |
Nobumoto Ohama Memorial Hall (Ishigaki Island) (Primary: On-site, Secondary: Online) |
Multiresolution Convolutional-Sparse-Coded Dynamic Mode Decomposition and Its Application to Riverbed State Estimation Eisuke Kobayashi, Shogo Muramatsu, Hiroyasu Yasuda, Kiyoshi Hayasaka (Niigata Univ.) SIP2022-54 |
In this report, we propose a method that incorporates multi-resolution representation into Convolutional-Sparse-Coded Dy... [more] |
SIP2022-54 pp.25-30 |
MICT, WBS |
2022-07-25 13:10 |
Okayama |
Okayama Prefectural University |
xASK-CodeSK for Simultaneous Visible Light Wireless Information and Power Transfer Yu Ichitsuka, Yusuke Kozawa, Hiromasa Habuchi (Ibaraki Univ.) WBS2022-27 MICT2022-27 |
In the visible light communications, simultaneous light information and power transfer can be realized by using a solar ... [more] |
WBS2022-27 MICT2022-27 pp.59-64 |
MICT, WBS |
2022-07-25 14:25 |
Okayama |
Okayama Prefectural University |
MPSC-Based Optical Fingerprint Positioning System using Search-area Partitioning Daisuke Ogawa, Yuta Ochiai, Yusuke Kozawa, Hiromasa Habuchi (Ibaraki Univ.) WBS2022-30 MICT2022-30 |
There is growing interest in positioning system in order to provide location based services. As a positioning system sui... [more] |
WBS2022-30 MICT2022-30 pp.76-81 |
IA, ICSS |
2022-06-23 14:30 |
Nagasaki |
Univ. of Nagasaki (Primary: On-site, Secondary: Online) |
Discussion about improving a detection accuracy of malware variants using time series differences in latent representation. Atsushi Shinoda, Hajime Shimada, Yukiko Yamaguti (Nagoya Univ.), Hirokazu Hasegawa (NII) IA2022-4 ICSS2022-4 |
Today, computers are used for various purposes to support people's daily lives. Therefore, the existence of malware that... [more] |
IA2022-4 ICSS2022-4 pp.19-24 |
RCS, SIP, IT |
2022-01-20 14:05 |
Online |
Online |
A Study on Multi-Rate Transmission Scheme Using Two-Layered Spreading Codes for Synchronous Optical CDMA Kyohei Ono (JEED), Hirokazu Tanaka (Hiroshima City Univ.), Tomoko K. Matsushima (YCC), Shoichiro Yamasaki (Hiroshima City Univ.) IT2021-50 SIP2021-58 RCS2021-218 |
Generalized modified prime sequence codes (GMPSCs) have been proposed as spreading codes for synchronous optical code di... [more] |
IT2021-50 SIP2021-58 RCS2021-218 pp.119-124 |
RCS, SIP, IT |
2022-01-20 14:30 |
Online |
Online |
A Study on Estimating Received Light Intensity of Synchronous Optical CDMA System Using Level Division Multiplexing. Ayari Kamikata, Shinichiro Miyazaki, Kotoku Omura, Shigeyoshi Ohno (PTU), Shoichiro Yamasaki (Hiroshima City Univ.), Tomoko K. Matsushima (Yokohama College of Commerce) IT2021-51 SIP2021-59 RCS2021-219 |
Synchronous optical code division multiple access (CDMA) using an appropriate interference elimination method with the e... [more] |
IT2021-51 SIP2021-59 RCS2021-219 pp.125-130 |
WBS, RCC, SAT, MICT (Joint) [detail] |
2021-05-20 10:20 |
Online |
Online (Zoom) |
Improved Method for Optical Fingerprint Positioning System on VN-CSK Communication Daisuke Ogawa, Koki Taruishi, Hiromasa Habuchi (Ibaraki Univ.) WBS2021-3 RCC2021-3 SAT2021-3 MICT2021-3 |
Indoor visible light communications are required to achieve three functions; dimming control, communications and estimat... [more] |
WBS2021-3 RCC2021-3 SAT2021-3 MICT2021-3 pp.13-16 |
WBS, IT, ISEC |
2021-03-04 09:50 |
Online |
Online |
Variable spreading factor codes for optical code-division multiple access Kyohei Ono, Shoichiro Yamasaki, Tomoko K. Matsushima (Polytechnic Univ.) IT2020-113 ISEC2020-43 WBS2020-32 |
In this study, we propose variable spreading factor codes based on generalized modified prime sequence codes (GMPSCs), w... [more] |
IT2020-113 ISEC2020-43 WBS2020-32 pp.7-12 |
WBS, IT, ISEC |
2021-03-04 10:15 |
Online |
Online |
Error Performances of Synchronous Optical Code-Division Multiple Access Schemes Using Chip-Pair Codes Tomoko K. Matsushima, Shoichiro Yamasaki, Kyohei Ono (Polytechnic Univ.) IT2020-114 ISEC2020-44 WBS2020-33 |
This paper investigates the bit error rate performance of synchronous optical code-division multiple access (CDMA) using... [more] |
IT2020-114 ISEC2020-44 WBS2020-33 pp.13-18 |
SIP, IT, RCS |
2021-01-22 14:00 |
Online |
Online |
Proposal of optical CDMA scheme multiplexing several shortened modified prime sequence codes Kyohei Ono, Shoichiro Yamasaki, Tomoko K. Matsushima (Polytechnic Univ.) IT2020-105 SIP2020-83 RCS2020-196 |
In this paper, we propose a new synchronous optical code-division multiple access (CDMA) scheme using shortened generali... [more] |
IT2020-105 SIP2020-83 RCS2020-196 pp.235-240 |
IT |
2020-12-03 14:50 |
Online |
Online |
A Study on Signature Codes for Synchronous Optical CDMA Systems
-- Proposal of Shortened Codes Based on Generalized Modified Prime Sequence Codes -- Kyohei Ono, Shoichiro Yamasaki, Tomoko K. Matsushima (Polytechnic Univ.) IT2020-57 |
In this paper, we propose a class of new spreading codes for synchronous optical CDMA and introduce a construction metho... [more] |
IT2020-57 pp.177-182 |
IT |
2020-12-03 15:10 |
Online |
Online |
Performance Evaluation for Optical CDMA Transmission Scheme with Level-Division Multiplexing Ayari Kamikata, Kyohei Ono, Shinichiro Miyazaki, Shoichiro Yamasaki, Tomoko K. Matsushima, Kotoku Omura (Polytechnic Univ.) IT2020-58 |
Synchronous optical code-division multiple access (CDMA), which uses an modified prime sequence code as the spreading co... [more] |
IT2020-58 pp.183-188 |
IT |
2020-12-03 15:30 |
Online |
Online |
A Study on Dimming Control Scheme for Visible Light CDMA Communications Yuiki Kasa, Kyohei Ono, Tomoko K. Matsushima, Shoichiro Yamasaki (Polytechnic Univ.) IT2020-59 |
Synchronous optical code-division multiple access (CDMA) using modified prime sequence codes (MPSCs) with an adequate in... [more] |
IT2020-59 pp.189-194 |
IT |
2020-09-04 09:40 |
Online |
Online |
A Study on Chip-Pair Codes for Synchronous Optical CDMA Systems Tomoko K. Matsushima, Shoichiro Yamasaki, Kyohei Ono (Polytechnic Univ.) IT2020-19 |
This paper proposes a class of chip-pair codes for synchronous optical code-division multiple access (CDMA) and shows a ... [more] |
IT2020-19 pp.7-12 |
MICT, WBS |
2020-07-21 13:00 |
Online |
Online |
Study on Construction of Generalized Modified Prime Sequence Codes
-- Proposal and Applications of Chip-Pair Codes -- Tomoko K. Matsushima, Shoichiro Yamasaki, Kyohei Ono (Polytechnic Univ.) WBS2020-2 MICT2020-1 |
This paper proposes a concept of chip-pair codes for synchronous optical code-division multiple access (CDMA) and shows ... [more] |
WBS2020-2 MICT2020-1 pp.1-6 |
IT, EMM |
2020-05-29 10:55 |
Online |
Online |
Notes on Optical CDMA Systems Using Bi-orthogonal Codes and EWO Signaling Kyohei Ono, Shoichiro Yamasaki, Tomoko K. Matsushima (Polytechnic Univ.) IT2020-8 EMM2020-8 |
In this paper, two new schemes are proposed for synchronous optical code-division multiple access (CDMA) systems which s... [more] |
IT2020-8 EMM2020-8 pp.43-48 |
SP, EA, SIP |
2020-03-02 13:00 |
Okinawa |
Okinawa Industry Support Center (Cancelled but technical report was issued) |
Data augmentation for ASR system by using locally time-reversed speech
-- Temporal inversion of feature sequence -- Takanori Ashihara, Tomohiro Tanaka, Takafumi Moriya, Ryo Masumura, Yusuke Shinohara, Makio Kashino (NTT) EA2019-110 SIP2019-112 SP2019-59 |
Data augmentation is one of the techniques to mitigate overfitting and improve robustness against several acoustic varia... [more] |
EA2019-110 SIP2019-112 SP2019-59 pp.53-58 |
NLC, IPSJ-NL, SP, IPSJ-SLP (Joint) [detail] |
2019-12-06 16:25 |
Tokyo |
NHK Science & Technology Research Labs. |
An evaluation of representation learning using phoneme posteriorgrams and data augmentation in speech emotion recognition Shintaro Okada (Nagoya Univ.), Atsushi Ando (Nagoya Univ./NTT), Tomoki Toda (Nagoya Univ.) SP2019-43 |
This paper presents a new speech emotion recognition method based on representation learning and data augmentation.
To ... [more] |
SP2019-43 pp.91-96 |
WBS, MICT |
2019-07-16 12:30 |
Ibaraki |
Ibaraki University(Mito Campus) |
[Poster Presentation]
Evaluation of Optical Fingerprint Positioning Scheme on Indoor Visible VN-CSK System Hikari Iizuka, Ran Sun, Hiromasa Habuchi, Yusuke Kozawa (Ibaraki Univ.) WBS2019-12 MICT2019-13 |
Indoor visible-light communications using lighting devices are attracting attention. Using a communication function, a l... [more] |
WBS2019-12 MICT2019-13 pp.13-16 |
WBS, MICT |
2019-07-16 12:30 |
Ibaraki |
Ibaraki University(Mito Campus) |
[Poster Presentation]
A Study of Data Transmission Scheme in Interference Area of VN-CSK Illumination Light Communication Keisuke Manaka, Liyuan Chen, Hiromasa Habuchi, Yusuke Kozawa (Ibaraki Univ.) WBS2019-13 MICT2019-14 |
The Variable N-parallel code-shift-keying (VN-CSK) system has been proposed for solving the dimming control problem and ... [more] |
WBS2019-13 MICT2019-14 pp.17-22 |