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All Technical Committee Conferences (Searched in: All Years)
| Committee | Date Time | Place | Paper Title / Authors | Abstract | Paper # | |
| QIT (2nd) |
2024-05-28 13:00 |
Ibaraki | AIST Tsukuba | [Poster Presentation]
On the Convex Optimization Method for POVM Estimation of a Photon-Number-Resolving Detector
-- Estimation Accuracy and Shot Noise -- Akio Yoshizawa (AIST), Daiji Fukuda (AIST/OPERANDO-OIL) |
A measurement in quantum mechanics is characterized using a set of positive semi-definite operators called the POVM (pos... [more] | |
| SIS | 2024-03-15 10:20 |
Kanagawa | Kanagawa Institute of Technology (Primary: On-site, Secondary: Online) |
Enhancement of Hazy Image Using Convex Combination Coefficients of White, Black, and Pure Color Mashiho Mukaida, Haruhito Suzuki (Yamaguchi Univ.), Takanori Koga (Kindai Univ.), Noriaki Suetake (Yamaguchi Univ.)  SIS2023-56 |
Many enhancement methods for the visibility improvement of hazy image have been proposed. However, the conventional meth... [more] | SIS2023-56 pp.61-66 |
| COMP | 2023-12-22 10:50 |
Miyazaki | Miyazaki Univ. Machinaka Campus | On the minimization of quasi M^natural-convex functions Kazuo Murota (ISM, TMU), Akiyoshi Shioura (Tokyo Tech) COMP2023-18 |
For a class of discrete quasi convex functions called semi-strictly quasi M♮-convex functions, we investigate fundamenta... [more] | COMP2023-18 pp.12-19 |
| SIP | 2023-08-07 14:45 |
Osaka | Osaka Univ. (Suita) Convention Center (Primary: On-site, Secondary: Online) |
[Invited Talk]
On optimization over Stiefel manifold based on adaptive Cayley parametrization Keita Kume, Isao Yamada (TokyoTech) SIP2023-50 |
The Stiefel manifold, say St(p,N), is the set of all N-by-p matrices whose column vectors are orthonormal. Optimization ... [more] | SIP2023-50 p.20 |
| RCS | 2023-06-14 10:30 |
Hokkaido | Hokkaido University, and online (Primary: On-site, Secondary: Online) |
Scalable Network-Assisted Full-Duplex Cell-Free Massive MIMO Systems with Limited Fronthaul Capacity Koushi Okui (UEC), Kengo Ando (CU), Koji Ishibashi (UEC) RCS2023-33 |
This paper proposes a scalable network-assisted full-duplex (NAFD) cell-free massive MIMO (CF-mMIMO) system that achieve... [more] | RCS2023-33 pp.31-36 |
| QIT (2nd) |
2023-05-29 13:20 |
Kyoto | Katsura Campus, Kyoto University | Probabilistic state synthesis based on optimal convex approximation Seiseki Akibue (NTT), Go Kato (NICT), Seiichiro Tani (NTT) |
When preparing a pure state with a quantum circuit, there is an inevitable coherent error since each unitary gate suffer... [more] | |
| IMQ, IE, MVE, CQ (Joint) [detail] |
2023-03-16 13:10 |
Okinawa | Okinawaken Seinenkaikan (Naha-shi) (Primary: On-site, Secondary: Online) |
[Special Talk]
Group Sparse/Low-rank Modeling for Multidimensional Signal Recovery Seisuke Kyochi (Kogakuin Univ.) IMQ2022-52 CQ2022-93 IE2022-129 MVE2022-82 |
Group sparse/low-rank modeling based on the ℓ1 norm and nuclear norm has been successfully applied to signal processing... [more] |
IMQ2022-52 CQ2022-93 IE2022-129 MVE2022-82 pp.156-161(IMQ), pp.64-69(CQ), pp.156-161(IE), pp.156-161(MVE) |
| NC, MBE (Joint) |
2023-03-14 09:55 |
Tokyo | The Univ. of Electro-Communications (Primary: On-site, Secondary: Online) |
An extension of the Sinkhorn divergence via convex combination of the bias correction term Kyohei Miwa, Yu Nishiyama (UEC) NC2022-100 |
Sinkhorn divergence (SD) is a divergence in which a bias correction term is added to the entropic optimal transport (EOT... [more] | NC2022-100 pp.48-53 |
| PRMU, IBISML, IPSJ-CVIM [detail] | 2023-03-03 16:25 |
Hokkaido | Future University Hakodate (Primary: On-site, Secondary: Online) |
Fast Identification of Possible Model Parameter Update for Low-Rank Update of Training Data Hiroyuki Hanada, Noriaki Hashimoto (RIKEN), Kouichi Taji, Ichiro Takeuchi (Nagoya Univ.) PRMU2022-123 IBISML2022-130 |
Machine learning methods often require re-training the training dataset with low-rank modifications (small number of ins... [more] | PRMU2022-123 IBISML2022-130 pp.347-354 |
| IE | 2023-02-02 15:30 |
Tokyo | NII (Primary: On-site, Secondary: Online) |
[Invited Talk]
How Can We Compress Signs of DCT Coefficients in Image Coding?
-- A Method Inspired by Phase Retrieval -- Chihiro Tsutake (Nagoya Univ.) IE2022-55 |
Compressing the signs of DCT coefficients is an intractable problem in image coding because of their equiprobable charac... [more] | IE2022-55 p.19 |
| MBE, NC | 2022-12-03 10:20 |
Osaka | Osaka Electro-Communication University | ICA with SCAD penalty via DC algorithm Yusuke Endo, Koujin Takeda (Ibaraki Univ.) MBE2022-31 NC2022-53 |
In this work, we propose an improved method of ICA(Independent Component Analysis), which is used for identifying latent... [more] | MBE2022-31 NC2022-53 pp.38-42 |
| IBISML | 2022-09-15 15:05 |
Kanagawa | Keio Univ. (Yagami Campus) (Primary: On-site, Secondary: Online) |
Improving Efficiency of Regularization Path Computation in Safe Pattern Pruning via Multiple Referential Solutions Takumi Yoshida (Nitech), Hiroyuki Hanada (RIKEN), Kazuya Nakagawa, Shinya Suzumura, Onur Boyar, Kazuki Iwata (Nitech), Shun Shimura, Yuji Tanaka (NaogyaU), Masayuki Karasuyama (Nitech), Kouichi Taji (NaogyaU), Koji Tsuda (UTokyo/RIKEN), Ichiro Takeuchi (NaogyaU/RIKEN) IBISML2022-38 |
Safe Screening and Safe Pattern Pruning are methods for efficiently modeling high-dimensional features by $L_1$-regulari... [more] | IBISML2022-38 pp.39-46 |
| SRW | 2022-08-22 14:40 |
Online | Online | [Invited Talk]
Towards Future-Generation Wireless Communication Technology with Multikernel Adaptive Filter
-- Partially Linear Filter for Robust Multiuser Detection -- Masahiro Yukawa (Keio Univ.) SRW2022-15 |
This review article presents a comprehensive overview of our recent developments for nonlinear multiuser detection using... [more] | SRW2022-15 pp.33-38 |
| MBE, NC (Joint) |
2022-03-04 15:35 |
Online | Online | Quantification system for visual fields in pituitary tumor based on image processing Tomohiro Oki (Niigata Univ.), Yuichirou Yoneoka (Niigata Univ Hospital/Uonuma Community Medical Education Center), Tetsuhisa Hatase (Imai Ophthalmology hospital), Yukihiko Fujii (Niigata Univ Medical and Dental Hospital), Atsuhiko Iijima (Niigata Univ.) MBE2021-106 |
Damaged optic chiasma by pituitary adenoma causes visual field deficits. The surgical extraction of the tumors could rec... [more] | MBE2021-106 p.67 |
| EA, SIP, SP, IPSJ-SLP [detail] | 2022-03-01 09:20 |
Okinawa | (Primary: On-site, Secondary: Online) |
[Poster Presentation]
Robust Hyperspectral Anomaly Detection via Component Decomposition Based on Convex Optimization Koyo Sato, Shunsuke Ono (Tokyo Tech) EA2021-71 SIP2021-98 SP2021-56 |
Anomaly detection in hyperspectral (HS) images is a technique to identify pixels whose spectral wavelengths differ from ... [more] | EA2021-71 SIP2021-98 SP2021-56 pp.44-49 |
| RISING (3rd) |
2021-11-17 11:00 |
Tokyo | (Primary: On-site, Secondary: Online) |
An Overloaded IoT Signal Detection Method Using Piecewise Continuous Nonconvex Sparse Regularizer Atsuya Hirayama (Osaka City Univ.), Kazunori Hayashi (Kyoto Univ.) |
In this talk, we consider the signal detection problem of overloaded massive multi-user multi-input multi-output (MU-MIM... [more] | |
| COMP | 2021-10-23 11:10 |
Online | Online | Multifold tiles of polyominoes and convex lattice polygons Kota Chida (UEC), Erik Demaine, Martin Demaine (MIT), David Eppstein (UCI), Adam Hesterberg (Harvard Univ.), Takashi Horiyama (Hokkaido Univ.), John Iacono (ULB), Hiro Ito (UEC), Stefan Langerman (ULB), Ryuhei Uehara (JAIST), Yushi Uno (Osaka Pref. Univ.) COMP2021-15 |
A family of plane shapes $¥mathcal{T}$ is called a tiling if they (rotating and reflecting are allowed) cover the whole ... [more] | COMP2021-15 pp.11-18 |
| RCS | 2021-10-21 10:50 |
Online | Online | Beamforming Design and Secrecy capacity analysis for Cell-Free massive MIMO Kengo Ando (UEC), Hiroki Iimori, Giuseppe Abreu (JUB), Koji Ishibashi (UEC) RCS2021-120 |
In this paper, we investigate a secure beamforming (BF) design for cell-free massive multiple input mul tiple output (CF... [more] | RCS2021-120 pp.13-18 |
| RCS | 2021-10-21 11:15 |
Online | Online | A Study on Resource Allocation and Beamforming Design via Geometric Mean Maximization for Cell-free Massive MIMO Systems with Dynamic TDD Shuto Fukue (UEC), Hiroki Iimori, Giuseppe Abreu (JUB), Koji Ishibashi (UEC) RCS2021-121 |
In this paper, we consider a cell-free multiple-input multiple-output (MIMO) systems operated in a dynamic time division... [more] | RCS2021-121 pp.19-24 |
| RCS, SAT (Joint) |
2021-08-27 14:55 |
Online | Online | Resource Allocation and Beamforming Design Considering User Fairness for Cell-Free Massive MIMO System with Dynamic TDD Shuto Fukue (UEC), Hiroki Iimori, Giuseppe Abreu (JUB), Koji Ishibashi (UEC) RCS2021-115 |
In this paper, we consider a cell-free massive multiple-input multiple-output (MIMO) system, in which uplink and downlin... [more] | RCS2021-115 pp.85-90 |
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